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Edited Books 1.
Trends in Welding Research, Proceedings of the 9th
International Conference, Chicago, Illinois, Edited by T. DebRoy, S. A.
David, J. DuPont, T. Koseki, and H.K.D.H. Bhadeshia, ASM International, Materials Park, Ohio, 2013,
pp. 1-1083. 2.
Trends in Welding Research, Proceedings of the 8th
International Conference, Pine Mountain, GA, Edited by S. A. David, T.
DebRoy, J. DuPont, and T. Koseki, and H. B. Smartt, ASM International, Materials Park, Ohio, 2009,
pp. 1-810. 3.
Trends in Welding Research: Proceedings of the 7th
International Conference, Pine Mountain, GA, Edited by S. A. David, T.
DebRoy, J. Lippold, H. B. Smartt,
and J. Vitek, ASM International, Materials Park,
Ohio, 2006, pp. 1-1026. 4.
Trends in Welding Research, Proceedings of the 6th
International Conference, Pine Mountain, GA, Edited by S. A. David, T.
DebRoy, J. C. Lippold, H. B. Smartt,
and J. M. Vitek, ASM International, Materials Park,
Ohio, 2003, pp. 1-1022. 5.
Trends in Welding Research, Proceedings of the 5th
International Conference, Pine Mountain, GA, Edited by J. M. Vitek, S. A. David, H. B. Smartt,
J. A. Johnson, and T. DebRoy, ASM International, Materials Park, Ohio, 1999,
pp.1-1187. Papers 6.
T. DebRoy, H.L. Wei, J.S. Zuback, T. Mukherjee, J.W. Elmer,
J.O. Milewski, A.M. Beese,
A. Wilson-Heid, A. De, W. Zhang, Additive manufacturing
of metallic components–process, structure and properties, Progress in
Materials Science, 2018, vol. 92, pp. 112–224. 7.
T. Mukherjee, H.L. Wei, A. De, T. DebRoy. Heat and fluid flow
in additive manufacturing — Part I: Modeling of powder bed fusion.
Computational Materials Science, 2018, vol. 150, pp. 304-313. 8.
T. Mukherjee, H.L. Wei, A. De, T. DebRoy. Heat and fluid flow
in additive manufacturing — Part II: Powder bed fusion of stainless steel,
and titanium, nickel and aluminum base alloys. Computational Materials
Science, 2018, vol. 150, pp. 369-380. 9.
T. Mukherjee, J.S. Zuback, W. Zhang, T. DebRoy, Residual
stresses and distortion in additively manufactured compositionally graded and
dissimilar joints, Computational Materials Science, 2018, vol. 143, pp.
325-337. 10.
L.L. Wang, H.L. Wei, J.X. Xue, T.
DebRoy. Special features of double pulsed gas metal
arc welding. Journal of Materials Processing Technology, 2018, vol. 251, pp.
369-375. 11.
G.L. Knapp, T. Muhkerjee, J.S.
Zuback, H.L. Wei, T.A. Palmer, A. De, T. DebRoy. Building blocks for a
digital twin of additive manufacturing, Acta Materialia, 2017, vol. 135, pp. 390-399. 12.
H.L. Wei, J.W. Elmer, T. DebRoy, Crystal growth during keyhole
mode laser welding, Acta Materialia,
2017, vol. 133, pp. 10-20. 13.
T. Liu, L.J. Yang, H.L.Wei, W.C.Qiu, T. DebRoy, Composition Change of Stainless
Steels during Keyhole Mode Laser Welding, Welding Journal, 2017, vol. 96, pp.
258s-270s. 14.
L.L. Wang, H.L. Wei, J.X. Xue, T.
DebRoy, A Pathway to microstructural refinement through double pulsed gas
metal arc welding, Scripta Materialia,
2017, vol. 134, pp. 61-65. 15.
T. DebRoy, W. Zhang, J. Turner, S. S. Babu,
Builiding digital twins of 3D printing machines, Scripta Materialia, 2017, vol.
135, pp. 119-124. 16.
T. Mukherjee, V. Manvatkar, A. De,
T. DebRoy. Mitigation of thermal distortion during additive manufacturing. Scripta Materialia, 2017, vol.
127, pp. 79-83. 17.
H.L. Wei, J.W. Elmer, T. DebRoy, Three-dimensional modeling of
grain structure evolution during welding of an aluminum alloy, Acta Materialia, 2017, vol.
116, pp. 413-425. 18.
T. Mukherjee, W. Zhang, T. DebRoy, An improved prediction of
residual stresses and distortion in additive manufacturing, Computational
Materials Science, 2017, vol. 126, pp. 360-372. 19.
T. Mukherjee, V. Manvatkar, A. De,
T. DebRoy, Dimensionless numbers in additive manufacturing, Journal of
Applied Physics, 2017, vol. 121 (6), article #064904. 20.
H.L. Wei, J.W. Elmer, T. DebRoy, Origin of grain orientation
during solidification of an aluminum alloy, Acta Materialia, 2016, vol. 115, pp. 123-131. 21.
T. Mukherjee, J. S. Zuback, A. De & T. DebRoy,
Printability of alloys for additive manufacturing, Scientific Reports, 2016,
6, 19717. 22.
J. J. Blecher, T. A. Palmer, T.
DebRoy, Porosity in Thick Section Alloy 690 Welds - Experiments, Modeling,
Mechanism, and Remedy, Welding Journal, 2016, vol. 95(1), pp. 17s-26s. 23.
H. L. Wei, T. Mukherjee, T. DebRoy. Grain growth modeling for
additive manufacturing of nickel based superalloys.
Proceedings of the 6th International Conference on Recrystallization
and Grain Growth, 2016, pp. 265-269. 24.
T. Mukherjee, J. S. Zuback, A. De and T. DebRoy. Heat and
fluid flow modeling to examine 3D printability of alloys. 7th
International Symposium on High-Temperature Metallurgical Processing, 2016,
pp. 469-478. John Wiley & Sons, Inc. 25.
H. L. Wei, J. Mazumder and T.
DebRoy, Evolution of solidification texture during additive manufacturing,
Scientific Reports, 2015, 5, 16446. 26.
H. L. Wei, S. Pal, V. Manvatkar, T.
J. Lienert, and T. DebRoy, Asymmetry in steel welds
with dissimilar amounts of sulfur, Scripta Materialia, 2015, vol. 108, pp. 88-91. 27.
V. Manvatkar, A. De and T. DebRoy,
Melt Pool Geometry, peak temperature, and solidification parameters during
laser additive manufacturing, Materials Science and Technology, 2015, vol.
31(8), pp. 924-930. 28.
V. Manvatkar, A. De, L. E. Svensson, and T. DebRoy, Cooling rates and peak
temperatures during friction stir welding of a high-carbon steel, Scripta Materialia, 2015, vol.
94, pp. 36-39. 29.
Raghavan, T.A. Palmer, K.C. Kragh-Buetow, A. Domask, E.W. Reutzel, S.E. Mohney, T.
DebRoy, Employing microsecond pulses to form laser-fired contacts in
photovoltaic devices, Progress in Photovoltaics, 2015, vol. 23(8), pp.
1025-1036. 30.
J. J. Blecher, T. A. Palmer and T.
DebRoy, Mitigation of Root defect in laser and hybrid laser-arc welding,
Welding Journal, 2015, vol. 94(3), pp. 73s-82s. 31.
H. Wei, J. Blecher, T. A. Palmer and
T. DebRoy, Fusion zone microstructure and geometry in
complete-join-penetration laser-arc hybrid welding of low alloy steel,
Welding Journal, 2015, vol. 94(4), pp. 135s-144s. 32.
T. DebRoy, Welding in the Digital Age, Welding Journal, 2015,
vol. 94(4), pp. 58-64. 33.
M.V. Bermejo, T. DebRoy, K. Hurtig,
L. Karlsson, L. Svensson,
Towards a map of solidification cracking risk in laser welding of austenitic
stainless steels, Physics Procedia, 2015, vol. 78, pp. 230-239 34.
A. Raghavan, T. A. Palmer, and T.
DebRoy, Passivation layer breakdown during laser-fired contact formation for
photovoltaic devices, Applied Physics Letters, 2014, vol. 105, article number
024105. 35.
M. Mehta, A. De, and T. DebRoy, Material adhesion and stresses
on friction stir welding tool pins, Science and Technology of Welding and
Joining, 2014, vol. 19, issue: 6, pp. 534-540. 36.
V. Manvatkar, A. De, and T. DebRoy,
Heat transfer and material flow during laser assisted multi-layer additive
manufacturing, Journal of Applied Physics, 2014, vol. 116, issue: 12, article
number 124905. 37.
T. J. Lienert, P. Burgardt, K. L. Harada, R. T. Forsyth, and T. DebRoy,
Weld bead center line shift during laser welding of austenitic stainless
steels with different sulfur content, Scripta Materialia, 2014, vol. 71, pp. 37-40. 38.
De, H. K. D. H. Bhadeshia, and T.
DebRoy, Friction stir welding of mild steel: Tool durability and steel
microstructure, Materials Science and Technology, 2014, vol. 30(9), pp.
1050-1056. 39.
R. Martukanitz, P. Michaleris, T. A. Palmer, T. DebRoy, Zi-Kui Liu, R. Otis,
T. W. Heo, and L. Q. Chen, Toward an integrated
computational system for describing the additive manufacturing process for
metallic materials, Additive Manufacturing, 2014, vol. 1-4, pp. 52–63. 40.
J. J. Blecher, T. A. Palmer, and T.
DebRoy, Solidification map of a nickel-base alloy, Metallurgical and
Materials Transactions A - Physical Metallurgy and Materials Science, 2014,
vol. 45A, pp. 2142-2151. 41.
J. J. Blecher, C. M. Galbraith, C.
Van Vlack, T. A. Palmer, J. M. Fraser, P. J. L.
Webster, and T. DebRoy, Real time monitoring of laser beam welding keyhole
depth by laser interferometry, Science and Technology of Welding and Joining,
2014, vol. 19, pp. 560-564. 42.
H. K. D. H. Bhadeshia, S. A. David,
T. DebRoy, and E. Leighton, Development of Ir-based
alloy tool for FSW paper wins the inaugural science and technology of welding
and joining best paper prize, Science and Technology of Welding and Joining,
2014, issue 7, vol. 19, pp. 1-1. 43.
A. Raghavan, H. L. Wei, T. A.
Palmer, and T. DebRoy, Heat transfer and fluid flow in additive
manufacturing, Journal of Laser Applications, 2013, 25(5), paper # 052006. 44.
A. De and T. DebRoy, Recent Advances in the Quantitative
understanding of friction stir welding, The Patton Welding Journal, 2013,
vol. 10-11, pp. 44-48. 45.
M. Mehta, A. De and T. DebRoy, Probing load bearing capacity
of circular and non-circular tool pins in friction stir welding, Proceedings
of the 9th International Conference on Trends in Welding Research, Chicago,
Il, Edited by T. DebRoy, S. A. David, J. N. DuPont, T. Koseki,
and H. K.D.H. Bhadeshia, ASM International,
Materials Park, Ohio, 2013, pp. 563-571. 46.
A. Raghavan, T.A. Palmer, T. DebRoy,
Mathematical modeling of laser micro-welding of photovoltaic devices,
Proceedings of the 9th International Conference on Trends in Welding
Research, Chicago, Il, Edited by T. DebRoy, S. A. David, J. N. DuPont, T. Koseki, and H. K.D.H. Bhadeshia,
ASM International, Materials Park, Ohio, 2013, pp. 635-640. 47.
J. J. Blecher, T.A. Palmer, T.
DebRoy, Mathematical modeling of the heat and mass transport during laser
processing of silicon, Proceedings of the 9th International Conference on
Trends in Welding Research, Chicago, Il, Edited by T. DebRoy, S. A. David, J.
N. DuPont, T. Koseki, H. K. D. H Bhadeshia, ASM International, Materials Park, Ohio, 2013,
pp. 983-988. 48.
A. Raghavan, T. A. Palmer, A. Domask, S. Mohney, E. W. Reutzel, T. DebRoy, Role of processing parameters on
morphology, resistance and composition of laser fired contacts, Conference on
Laser Material Processing for Solar Energy Devices II, Proceedings of SPIE,
edited by E. W. Reutzel, 2013, vol. 8826, article
number UNSP 882606. 49.
M.A. Valiente-Bermejo, L. Karlsson and T. DebRoy, Influence of low energy laser
welding on solidification and microstructure of austenitic stainless steel
welds, Proceedings of the 14th Nordic
Laser Materials Processing Conference, Gothenburg, 26-28, August 2013, pp.
3-14. 50.
J. J. Blecher, T. A. Palmer and T.
DebRoy, Laser silicon interaction for selective emitter formation in
photovoltaics part I: numerical model
and validation, Journal of Applied Physics, 2012, vol. 112, article #114906. 51.
J. J. Blecher, T. A. Palmer, E. W. Reutzel and T. DebRoy, Laser silicon interaction for
selective emitter formation in photovoltaics part II: model applications, Journal of Applied
Physics, 2012, vol. 112, article # 114907. 52.
A. Raghavan, T. A. Palmer and T.
DebRoy, Evolution of laser-fired aluminum-silicon contact geometry in
photovoltaic devices, Journal of Applied Physics, 2012, vol. 111, article #
024903. 53.
T. DebRoy, A. De, H. K. D. H. Bhadeshia,
V. D. Manvatkar, and A. Arora, Tool durability maps
for friction stir welding of an aluminium alloy,
Proceedings of the Royal Society A - Mathematical Physical and Engineering
Sciences, 2012, vol. 468, pp. 3552-3570. 54.
V. D. Manvatkar, A. Arora, A. De,
and T. DebRoy, Neural network models of peak temperature, torque, traverse
force, bending stress and maximum shear stress during friction stir welding,
Science and Technology of Welding and Joining, 2012, vol. 17(6) pp. 460-466. 55.
A. Arora, M. Mehta, A. De, and T. DebRoy, Load bearing
capacity of tool pin during friction stir welding, International Journal of
Advanced Manufacturing Technology, 2012, vol. 61, pp. 911-920. 56.
P. S. Wei, C. L. Lin, H. J. Liu, and T. DebRoy, Scaling weld
or melt pool shape affected by thermocapillary
convection with high Prandtl numbers, Journal of
Heat Transfer - Transactions of the ASME, 2012, vol. 134(4), Article Number: 042101. 57.
P. S. Wei, K. C. Chuang, J. S. Ku and T. DebRoy, Mechanisms of
spiking and humping in keyhole welding, IEEE Transactions on Components
Packaging and Manufacturing Technology, 2012 vol. 2(3), pp. 383-394. 58.
A. Raghavan, J. J. Blecher, T. A. Palmer, E. W. Reutzel
and T. DebRoy, Modeling of contact geometry and dopant profile during laser
silicon interaction, Laser Material Processing for Solar Energy, Proceedings
of SPIE, Edited by E. W. Reutzel, 2012, vol. 8473, Article Number: 847304. 59.
B. Ribic, S. Tsukamoto, R. Rai, and
T. DebRoy, Role of surface active elements during keyhole mode laser welding,
Journal of Physics D - Applied
Physics, 2011, vol. 44(48), article # 485203. 60.
B. Ribic, P. Burgardt,
T. DebRoy, Optical Emission Spectroscopy of Metal Vapor Dominated Laser-Arc
Hybrid Welding Plasma, Journal of Applied Physics, 2011, vol. 109(8), article
#083301. 61.
M. Mehta, A. Arora, A. De and T. DebRoy, Tool Geometry for Friction
Stir Welding - Optimum Shoulder Diameter, Metallurgical and Materials
Transactions A - Physical Metallurgy and Materials Science, 2011, vol.
42A(9), pp. 2716-2722. 62.
P. S. Wei, K. C. Chuang, T. DebRoy, J. S. Ku, Scaling of spiking
and humping in keyhole welding, Journal of Physics D - Applied Physics, 2011,
vol. 44(24), article # 245501. 63.
Arora, T. DebRoy and H. K. D. H. Bhadeshia,
Back-of-the-envelope calculations in friction stir welding - velocities, peak
temperature, torque, and hardness, Acta Materialia, 2011, vol. 59(5), pp. 2020-2028. 64.
A. Arora, A. De and T. DebRoy, Toward optimum friction stir
welding tool shoulder diameter, Scripta Materialia, 2011, vol. 64 (1), pp. 9-12. 65.
L. Zhao, S. Tsukamoto, G. Arakane,
T. Sugino, and T. DebRoy, Influence of oxygen on
weld geometry in fibre laser and fibre laser - GMA hybrid welding, Science and Technology
of Welding and Joining, 2011, vol. 16(2), pp. 166-173. 66.
A. De and T. DebRoy, A perspective on residual stresses in
welding, Science and Technology of Welding and Joining, 2011, vol. 16(3), pp.
204-208. 67.
S.A. David, T. DebRoy, H. K. D. H Bhadeshia,
1000 gems: celebration of STWJ, Science and Technology of Welding and
Joining, 2011, vol. 16(4), pp. 285-287. 68.
R. Rai, A. De, H.K.D.H. Bhadeshia
and T. DebRoy, Review: Friction stir welding tools, Science and Technology of
Welding and Joining, 2011, vol. 16(4), pp. 325-342. 69.
S. V. Prasad, T. K. Renk, P. G. Kotula and T. DebRoy, Synthesis of nanocomposite thin
films with self-assembled structures by pulsed ion beam ablation of MoS2
target, Materials Letters, 2011, vol. 65(1), pp. 4-6. 70.
T. DebRoy, Numerical Modeling of Fusion Welding Processes – A
Critical Assessment, Proceedings of the First Interquadrennial ICF Conference in Middle East and Africa on
Processing, Performance and Failure Analysis of Engineering Materials, A. M.
El-Batahgy and M. Waly,
Editors, organized by International Congress on Fracture, Luxor, Egypt,
November 14-17, 2011, pp. 1-16. 71.
T. D. Anderson, J. N. DuPont and T. DebRoy, Origin of stray
grain formation in superalloy weld pools from heat
transfer and fluid flow modeling, Acta Materialia, 2010, vol. 58(4), pp. 1441-1454. 72.
A. Arora, G. G. Roy and T. DebRoy, Cooling rate correlation in
the 800°C to 500°C temperature range through dimensional analysis, Science
and Technology of Welding and Joining, 2010, vol
15(5), pp. 423-427. 73.
T. D. Anderson, J. N. DuPont and T. DebRoy, Stray grain
formation in welds of single crystal Ni-base superalloy
CMSX-4, Metallurgical and Materials Transactions A - Physical Metallurgy and
Materials Science, 2010, vol. 41A(1), pp. 181-193. 74.
T. DebRoy and H. K. D. H. Bhadeshia,
Friction stir welding of dissimilar alloys – a perspective, Science and
Technology of Welding and Joining, 2010, vol. 15(4), pp. 266-270. 75.
T. DebRoy, A. Arora, G. G. Roy and A. De, Advances and
promises of weld pool convective heat transfer calculations, Numerical
Analysis of Weldability 9, Edited by H. Cerjak and N. Enzinger,
Technical University of Graz, 2010, pp. 3-20. 76.
S. C. Kuo, P. S. Wei, T. DebRoy
Entrainment Effects on Annular Flow in a Keyhole with Free Surface,
Proceedings of the 6th International Symposium on Multi Phase Flow, Heat
Transfer and Energy Conversion, vol. 1207, Edited by L. Guo,
D. D. Joseph, Y. Matsumoto, M. Sommerfield and Y.
Wang, American Institute of Physics, 2010, pp. 557-562. 77.
P. S. Wei, C. N. Ting, J. S. Yeh, T.
DebRoy, F. K. Chung, and G. H. Yan, Origin of Wavy Weld Boundary, Journal of
Applied Physics, 2009, vol. 105 (5),
article # 053508. 78.
R. Rai, P. Burgardt, J. O. Milewski, T. J. Lienert and T.
DebRoy, Heat transfer and fluid flow during electron beam welding of
21Cr-6Ni-9Mn Steel and Ti-6Al-4V Alloy, Journal of Physics D - Applied
Physics, 2009, vol. 42, article # 025503. 79.
H. K. D. H. Bhadeshia and T. DebRoy,
Critical assessment – friction stir welding of Steels, Science and Technology
of Welding and Joining, 2009, vol. 14(3), pp. 193-196. 80.
R. Rai, T.A. Palmer, J.W. Elmer and T. DebRoy, Heat transfer
and fluid flow during electron beam welding of 304l stainless steel alloy,
Welding Journal, 2009, vol. 88(3), pp. 54s-61s. 81.
S. Bag, A. De and T. DebRoy, A genetic algorithm-assisted
inverse convective heat transfer model for tailoring weld geometry, Materials
and Manufacturing Processes, 2009, vol. 24 (3), pp. 384-397. 82.
A. Arora, G. G. Roy, and T. DebRoy, Unusual wavy weld pool
boundary from dimensional analysis, Scripta Materialia, 2009, vol. 60, pp. 68-71. 83.
A. Arora, R. Nandan, A. P. Reynolds,
and T. DebRoy, Torque, power requirement and stir zone geometry in friction
stir welding through modeling and experiments, Scripta
Materialia, 2009, vol. 60, pp. 13-16. 84.
P.S. Wei, J. S. Yeh, C.N. Ting, T.
DebRoy and F. K. Chung, The effects of Prandtl
number on wavy weld boundary, International Journal of Heat and Mass
Transfer, 2009, vol. 52 (15-16), pp. 3790-3798. 85.
B. Ribic, T. A. Palmer and T.
DebRoy, Problems and issues in laser-arc hybrid welding, International
Materials Reviews, 2009, vol. 54(4), pp. 223-244. 86.
Arora, Z. Zhang, A. De, and T. DebRoy, Strains and strain
rates during friction stir welding, Scripta Materialia, 2009, vol. 61, pp. 863-866. 87.
R. Nandan, T. DebRoy, B. Prabu and A. De, Tailoring friction stir welds of
aluminum alloys using a differential evolution and a transport phenomena based model, Proceedings of the 8th
International Conference on Trends in Welding Research, S. A. David, T.
DebRoy, J. N. DuPont, T. Koseki, and H. B. Smartt, editors, ASM International, Materials Park, Ohio,
2009, pp. 542-548. 88.
D. Ribic, R. Rai, T.A. Palmer, and
T. DebRoy, Arc-laser interactions and heat transfer and fluid flow in hybrid
welding, Proceedings of the 8th International Conference on Trends in Welding
Research, S. A. David, T. DebRoy, J. N. DuPont, T. Koseki,
and H. B. Smartt, editors, ASM International,
Materials Park, Ohio, 2009, pp. 313-320. 89.
T. Anderson, J. DuPont and T. DebRoy, Repair welding of
Ni-base single crystals, safety and reliability of welded components in
energy and processing industry, Proceedings of the IIW International
Conference, held in Graz, Austria, 10-11 July 2008, Edited by P. Mayr, G. Posch and H. Cerjak, Verlag der Technischen Universitat Graz,
Graz, Austria, 2009, pp. 257-264. 90.
S. C. Kuo, P. S. Wei and T. DebRoy,
The effects of Mach number on keyhole shape in high intensity beam welding or
drilling, Proceedings of the ASME International Manufacturing Science and
Engineering Conference, ASME, Manufact Engn Div West Lafayette, IN,
OCT 04-07, 2009, vol 1, pp 747-751. 91.
R. Nandan, T. DebRoy and H. K. D. H.
Bhadeshia, Recent advances in friction-stir welding
- process, weldment structure and properties, Progress in Materials Science,
2008, vol. 53, pp. 980-1023. 92.
S. Mishra, T. J. Lienert, M. Q.
Johnson and T. DebRoy, An experimental and theoretical study of gas tungsten
arc welding of stainless steel plates with different sulfur concentrations, Acta Materialia, 2008, vol.
56(9), pp. 2133-2146. 93.
R. Rai, S. M. Kelly, R. P. Martukanitz
and T. DebRoy, A convective heat-transfer model for partial and full
penetration keyhole mode laser welding of a structural steel, Metallurgical
and Materials Transactions A - Physical Metallurgy and Materials Science,
2008, vol. 39A(1), pp. 98-112. 94.
J. W. Elmer, T. A. Palmer, W. Zhang and T. DebRoy, Time
resolved X-ray diffraction observations of phase transformations in transient
arc welds, Science and Technology of Welding and Joining, 2008, vol. 13(3),
pp. 265-277. 95.
R. Nandan, T. J. Lienert
and T. DebRoy, Toward reliable calculations of heat and plastic flow during
friction stir welding of Ti-6Al-4V alloy, International Journal of Materials
Research, 2008, vol. 99(4), pp. 434-444. 96.
B. Ribic, R. Rai and T. DebRoy,
Numerical simulation of heat transfer and fluid flow in GTA/laser hybrid
welding, Science and Technology of Welding and Joining, 2008, vol. 13(8), pp.
683-693. 97.
R. Nandan and T. DebRoy, Genetic
Algorithm Improves Reliability of Heat Transfer and Material Flow Models of
Friction Stir Welding, Proceedings of the Symposium on Innovations in Welding
and Joining for a New Era in Manufacturing, held in Kyoto, Japan, 16-18
November 2008, Edited by Y. Hirata and M. Tanaka, Japan Welding Society,
paper #FW2-5. 98.
T. Anderson, J. DuPont and T. DebRoy, Orientation Imaging
Microscopy of Stray Grain Formation in Single Crystal Weld Structures,
Microscopy and Microanalysis, Volume 14, Supplement S2, Aug 2008, pp 40-41. 99.
R. Nandan, G. G. Roy, T. J. Lienert and T. DebRoy, Three-dimensional heat and
material flow during friction stir welding of mild steel, Acta
Materialia, 2007, vol. 55, pp. 883-895. 100.
R. Rai, J. W. Elmer, T. A. Palmer and T. DebRoy, Heat transfer
and fluid flow during keyhole mode laser welding of tantalum, ti-6al-4v, 304l
stainless steel and vanadium, Journal of Physics D - Applied Physics, 2007,
vol. 40, pp. 5753-5766. 101.
R. Rai, G.G. Roy, T. DebRoy, A computationally efficient model
of convective heat transfer and solidification characteristics during keyhole
mode laser welding, Journal of Applied Physics, 2007, vol. 101, article
#054909. 102.
R. Nandan, B. Prabu,
A. De, and T. DebRoy, Improving reliability of heat transfer and materials
flow calculations during friction stir welding of dissimilar aluminum alloys,
Welding Journal, 2007, vol. 86, pp. 313S-322S. 103.
S. Mishra and T. DebRoy, Tailoring gas tungsten arc weld
geometry using a genetic algorithm and a neural network trained with
convective heat flow calculations, Materials Science and Engineering A -
Structural Materials Properties Microstructure and Processing, 2007, vol.
454, pp. 477-486. 104.
Kumar and T. Debroy, Tailoring
fillet weld geometry using a genetic algorithm and a neural network trained
with convective heat flow calculations, Welding Journal, 2007, vol. 86(1),
pp. 26S-33S. 105.
A. Kumar and T. DebRoy, Heat transfer and fluid flow during
gas-metal-arc fillet welding for various joint configurations and welding
positions, Metallurgical and Materials Transactions A - Physical Metallurgy
and Materials Science, 2007, vol. 38A, pp. 506-519. 106.
R. Nandan, S. Mishra and T. DebRoy,
Tailoring GTA Weld Attributes and Improving Reliability of Heat Transfer and
Materials Flow Calculations during Gas Tungsten Arc and Friction Stir
Welding, Mathematical Modeling of Weld Phenomena 8, edited by H. Cerjak, H.K.D.H. Bhadeshia and
E. Kozeschnik, Verlag der
Technischen Universitat
Graz, Austria, 2007, pp. 505-530. 107.
T. Anderson, J. DuPont, T. DebRoy, Laser Weld Repair of Single
Crystal Ni-base Superalloys, Proceedings of the
Joining and Advanced and Specialty Materials IX, MS&T '07, 16 – 20 September, 2007. 108.
B. Prabu, R. Nandan,
A. De and T. DebRoy, Toward quantitative understanding of friction stir
welding – a vital new technology for aluminum industry, Proceedings of an
International Conference on Aluminum, held in Hyderabad, India, 21-23
November 2007, S. Subramanium and D. H. Sastry, Editors, Published by Aluminum Association of
India, 2007, pp. 371-390. 109.
R. Nandan, G. G. Roy, and T. DebRoy,
Numerical simulation of three-dimensional heat transfer and plastic flow
during friction stir welding, Metallurgical and Materials Transactions A -
Physical Metallurgy and Materials Science, 2006, vol. 37A, pp. 1247-1259. 110.
G. G. Roy, J. W. Elmer and T. DebRoy, Mathematical modeling of
heat transfer, fluid flow, and solidification during linear welding with a
pulsed laser beam, Journal of Applied Physics, 2006, vol. 100(3), article
#034903. 111.
S. Mishra and T. DebRoy, S. Mishra and T. DebRoy,
Non-isothermal grain growth in metals and alloys, Materials Science and
Technology, 2006, vol. 22(3), pp. 253-278. 112.
S. Mishra and T. DebRoy, A genetic algorithm and gradient-descent-based
neural network with the predictive power of a heat and fluid flow model for
welding, Welding Journal, 2006, vol. 85(11), pp. 231S-242S. 113.
X. He, J. T. Norris, P. W. Fuerschbach,
and T. DebRoy, Liquid metal expulsion during laser spot welding of 304
stainless steel, Journal of Physics D-Applied Physics, 2006, vol. 39(3), pp.
525-534. 114.
R. Rai and T. DebRoy, Tailoring weld geometry during keyhole
mode laser welding using a genetic algorithm and a heat transfer model,
Journal of Physics, D: Applied Physics, 2006, vol. 39(6), pp. 1257-1266. 115.
A. De and T. DebRoy, Improving reliability of heat and fluid
flow calculation during conduction mode laser spot welding by multivariable
optimization, Science and Technology of Welding and
Joining, 2006, vol. 11(2), pp. 143-153. 116.
A. Kumar and T. DebRoy, Toward a
unified model to prevent humping defects in gas tungsten arc welding, Welding
Journal, 2006, vol. 85(12), pp. 292S-304S. 117.
A. Kumar and T. DebRoy, Neural network model of heat and fluid
flow in gas metal arc fillet welding based on genetic algorithm and conjugate
gradient optimisation, Science and Technology of
Welding and Joining, 2006, vol. 11(1), pp. 106-119. 118.
R. Nandan, G. G. Roy, T. J. Lienert, and T. DebRoy, Numerical modelling of three
dimensional plastic flow and heat transfer during friction stir welding of
stainless steel, Science and Technology of Welding and Joining, 2006, vol.
11(5), pp. 526-537. 119.
G. G. Roy, R. Nandan, and T. DebRoy,
Dimensionless correlation to estimate peak temperature during friction stir
welding, Science and Technology of Welding and Joining, Science and
Technology of Welding and Joining, 2006, 11(5), pp. 606-608. 120.
J. W. Elmer, T. A. Palmer, and T. DebRoy, In-Situ observations
of phase transformations during welding of 1045 steel using spatially
resolved and time resolved X-ray diffraction, Modeling of Casting, Welding
and Advanced Solidification Processes - XI, editors C-A Gandin
and M. Billet, TMS (The Minerals, Metals and Materials Society), Warrendale, PA, pp. 41-51, 2006. 121.
S. Mishra, S. Chakraborty, and T. DebRoy, A transport
phenomena based model to prevent liquation cracking in aluminum alloy welds,
Trends in Welding Research: Proceedings of the 7th
International Conference, Pine Mountain, GA, Edited by S. A. David, T. DebRoy,
J. Lippold, H. Smartt,
and J. Vitek, ASM International, Materials Park,
Ohio, 2006, pp. 35-40. 122.
A. Kumar and T. DebRoy, Reliable modeling of heat and fluid
flow in gas-metal-arc fillet welds through optimization of uncertain
variables, Trends in Welding Research: Proceedings of the 7th
International Conference, Pine Mountain, GA, Edited by S. A. David, T.
DebRoy, J. Lippold, H. Smartt,
and J. Vitek, ASM International, Materials Park,
Ohio, 2006, pp. 85-90. 123.
A. Kumar and T. DebRoy, Transport phenomena and genetic
algorithm based window of welding variables to achieve a target gas metal arc
fillet weld geometry, Trends in Welding Research: Proceedings of the 7th
International Conference, Pine Mountain, GA, Edited by S. A. David, T.
DebRoy, J. Lippold, H. Smartt,
and J. Vitek, ASM International, Materials Park,
Ohio, 2006, pp. 91-96. 124.
X. He, J. T. Norris, P. W. Fuerschbach, and T. DebRoy, Alloying element vaporization
and liquid metal expulsion during laser microjoining
of stainless steel with short pulse, Trends in Welding Research: Proceedings
of the 7th International Conference, Pine Mountain, GA, Edited by S. A.
David, T. DebRoy, J. Lippold, H. Smartt, and J. Vitek, ASM
International, Materials Park, Ohio, 2006, pp. 109-114. 125.
J. W. Elmer, T. A. Palmer, W. Zhang, and T. DebRoy, Advanced
techniques for in-situ monitoring of phase transformations during welding
using synchrotron-based x-ray diffraction, Trends in Welding Research:
Proceedings of the 7th International Conference, Pine Mountain, GA, Edited by
S. A. David, T. DebRoy, J. Lippold, H. Smartt, and J. Vitek, ASM
International, Materials Park, Ohio, 2006, pp. 901-910. 126.
W. Zhang, T. A. Palmer, J. W. Elmer, and T.
DebRoy, Ferrite formation in a duplex stainless steel during controlled
heating: X-ray diffraction and modeling using para-equilibrium diffusion
kinetics, Trends in Welding Research: Proceedings of the 7th International
Conference, Pine Mountain, GA, Edited by S. A. David, T. DebRoy, J. Lippold, H. Smartt, and J. Vitek, ASM International, Materials Park, Ohio, 2006, pp.
939-944. 127.
S. Mishra, A. Kumar, T. DebRoy, and J. W.
Elmer, Genetic algorithm based optimization of Johnson Mehl
Avrami equation parameters for ferrite to austenite
transformation in steel welds, Trends in Welding Research: Proceedings of the
7th International Conference, Pine Mountain, GA, Edited by S. A. David, T.
DebRoy, J. Lippold, H. Smartt,
and J. Vitek, ASM International, Materials Park,
Ohio, 2006, pp. 1001-1006. 128.
R. Rai, S. M. Kelly, R. P. Martukanitz
and T. DebRoy, Experimental and Computational Investigation of Fusion Zone
Geometries during Autogenous Key Hole Mode Laser Welds, Proceedings of the
25th International Congress on Applications of Lasers and Electro-Optics,
2006, pp. 515-524. 129.
A. Kumar, W. Zhang and T. DebRoy, Improving reliability of
modeling heat and fluid flow in complex gas-metal-arc fillet welds – Part I:
An engineering physics model, Journal of Physics D - Applied Physics, 2005,
vol. 38, pp. 119-126. 130.
A. Kumar and T. DebRoy, Improving reliability of modeling heat
and fluid flow in complex gas-metal-arc fillet welds – Part II: Application
to welding of steel, Journal of Physics D - Applied Physics, 2005, vol. 38,
pp. 127-134. 131.
A.Kumar and T. DebRoy,
Tailoring complex weld geometry through reliable heat transfer and fluid flow
calculations and a genetic algorithm, Metallurgical and Materials
Transactions A - Physical Metallurgy and Materials Science, 2005, vol. 36A,
pp. 2725-2735. 132.
X. He, J. Elmer and T. DebRoy, Heat transfer and fluid flow in
laser microwelding, Journal of Applied Physics,
2005, vol. 97, article# 84909. 133.
S. Mishra, S. Chakraborty and T. DebRoy, Probing liquation
cracking and solidification through modeling of momentum, heat and solute
transport during welding of aluminum alloys, Journal of Applied Physics,
2005, vol. 97, article# 94912. 134.
Kumar, S. Mishra, J. W. Elmer and T. DebRoy, Optimization of
Johnson Mehl Avarami
equation parameters for -ferrite to -austenite
transformation in steel welds using a genetic algorithm, Metallurgical and
Materials Transactions A - Physical Metallurgy and Materials Science, 2005,
vol. 36A, pp. 15-22. 135.
A. De and T. DebRoy, Reliable calculations of heat and fluid
flow during conduction mode laser welding through optimization of uncertain
parameters, Welding Journal, 2005, vol. 84(7) , pp. 101s to 112s. 136.
S. Mishra and T. DebRoy, A computational procedure for finding
multiple solutions of convective heat transfer equations, Journal of Physics,
D - Applied Physics, 2005, vol. 38, pp. 2977-2985. 137.
W. Zhang, J. W. Elmer and T. DebRoy, Integrated modeling of
thermal cycles, austenite formation, grain growth and decomposition in the
heat affected zone of carbon steel, Science and Technology of Welding and
Joining, 2005, 10(5), pp. 574-582. 138.
W. Zhang, T. DebRoy, T. A. Palmer and J. W. Elmer, Modeling of
ferrite formation in a duplex stainless steel weld considering non-uniform
starting microstructure, Acta Materialia,
2005, vol. 53(16) pp. 4441-4453. 139.
S. Mishra and T. DebRoy, A heat transfer and fluid flow based
model to obtain a specific weld geometry using various combinations of
welding variables, Journal of Applied Physics, 2005, vol. 98, article number
044902. 140.
Kumar, W. Zhang, C.-H. Kim and T. DebRoy, A smart
bi-directional model of heat transfer and free surface flow in gas metal arc
fillet welding for practicing engineers, Welding in the World, 2005, vol. 49,
no. 9, pp. 32-48. 141.
J. W. Elmer, T. A. Palmer, S. S. Babu,
W. Zhang, T. DebRoy, In-situ observations of phase transformations in the
fusion zone of Ti-6Al-4V alloy transient welds using synchrotron radiation,
Mathematical Modeling of weld Phenomena 7, edited by H. Cerjak,
H.K.D.H. Bhadeshia and E. Kozeschnik,
Verlag der Technischen Universitat Graz, Austria, pp. 343-361, 2005. 142.
W. Zhang, C. H. Kim, and T. DebRoy, Heat and fluid flow in
complex joints during gas metal arc welding - part I: Numerical model of
fillet welding, Journal of Applied Physics, 2004, vol. 95, pp. 5210-5219. 143.
W. Zhang, C. H. Kim, and T. DebRoy, Heat and fluid flow in
complex joints during gas metal arc welding - part II: Application to fillet
welding of mild steel, Journal of Applied Physics, 2004, vol. 95, pp.
5220-5229. 144.
De and T. DebRoy, A smart model to estimate effective thermal
conductivity and viscosity in the weld pool, Journal of Applied Physics,
2004, vol. 95(9), pp. 5230-5240. 145.
J. W. Elmer, T. A. Palmer, S. S. Babu,
W. Zhang and T. DebRoy, Phase transformation dynamics during welding of
Ti-6Al-4V, Journal of Applied Physics, 2004, vol. 95(12), pp. 8327-8339. 146.
X. He, T. DebRoy, and P. W. Fuerschbach,
Composition change of stainless steel during microjoining
with short laser pulse, Journal of Applied Physics, 2004, vol. 96(8), pp.
4547-4555. 147.
De and T. DebRoy, Probing unknown welding parameters from
convective heat transfer calculation and multivariable optimization, Journal
of Physics D-Applied Physics, 2004, vol. 37(1), pp. 140-150. 148.
S. Mishra and T. DebRoy, Grain topology in Ti-6Al-4V welds -
Monte Carlo simulation and experiments, Journal of Physics D - Applied
Physics, 2004, vol. 37, pp. 2191-2196. 149.
S. Mishra and T. DebRoy, Measurements and monte carlo
simulation of grain growth in the heat-affected zone of Ti-6Al-4V welds, Acta Materialia, 2004, vol.
52(5), pp. 1183-1192. 150.
J. W. Elmer, T. A. Palmer, S. S. Babu,
W. Zhang and T. DebRoy, Direct
observations of austenite, bainite, and martensite formation during arc welding of 1045 steel
using time-resolved x-ray diffraction, Welding Journal, 2004, vol. 83(9), pp.
244s-253s. 151.
Kumar and T. DebRoy, Guaranteed fillet weld geometry from heat
transfer model and multivariable optimization, International Journal of Heat
and Mass Transfer, 2004, vol. 47(26), pp. 5793-5806. 152.
H. Guo, R. Martukanitz
and T. DebRoy, Laser assisted cleaning of oxide films on SUS409 stainless
steel, Journal of Laser Applications, 2004, vol. 16(4), pp. 236-244. 153.
T. DebRoy, Computer modeling - an emerging tool for welding
engineers to achieve structurally sound and reliable welds, Proceedings of
the International Conference on Joining of Advanced and Specialty Materials
VI, Pittsburgh, T. J. Lienert, V. L. Acoff, P.W. Hochanadel and J.
N. DuPont, Editors, Published by ASM International, Materials Park, Ohio, pp.
1-10, 2004. 154.
X. He, T. DebRoy and P. Fuerschbach,
Probing temperature during laser spot welding from vapor composition and
modeling, Journal of Applied Physics, 2003, vol. 94(10), pp. 6949-6958. 155.
C. H. Kim, W. Zhang, and T. DebRoy, Modeling of temperature
field and solidified surface profile during gas-metal arc fillet welding,
Journal of Applied Physics, 2003, vol. 94, pp. 2667-2679. 156.
Kumar and T. DebRoy, Calculation of three-dimensional
electromagnetic force field during arc welding, Journal of Applied Physics,
2003, vol. 94(2), pp. 1267-1277. 157.
H. Zhao and T. DebRoy, Macroporosity
free aluminum alloy weldments through numerical simulation of keyhole mode
laser welding, Journal of Applied Physics, 2003, vol. 93, pp. 10089-10096. 158.
R. Trivedi, S. A. David, M. A. Eshelman,
J. M. Vitek, S. S. Babu,
T. Hong, and T. DebRoy, In situ observations of weld pool solidification using
transparent metal-analog systems, Journal of Applied Physics, 2003, vol. 93,
pp. 4885-4895. 159.
W. Zhang, G. G. Roy, J. W. Elmer, and T. DebRoy, Modeling of
heat transfer and fluid flow during gas tungsten arc spot
welding of low carbon steel, Journal of Applied Physics, 2003, vol.
93(5), pp. 3022-3033. 160.
X. He, T. DebRoy, and P. W. Fuerschbach,
Alloying element vaporization during laser spot welding of stainless steel,
Journal of Physics D - Applied Physics, 2003, vol. 36, pp. 3079-3088. 161.
X. He, P. W. Fuerschbach, and T.
DebRoy, Heat transfer and fluid flow during laser spot welding of 304
stainless steel, Journal of Physics D - Applied Physics, 2003, vol. 36, pp.
1388-1398. 162.
J. W. Elmer, T. A. Palmer, W. Zhang, B. Wood, and T. DebRoy, Kinetic
modeling of phase transformations occurring in the HAZ of C-Mn steel welds based on direct observations, Acta Materialia, 2003, vol.
51(12), pp. 3333-3349. 163.
T. Hong and T. DebRoy, Nonisothermal
growth and dissolution of inclusions in liquid steels, Metallurgical and
Materials Transactions B-Process Metallurgy and Materials Processing Science,
2003, vol. 34, pp. 267-269. 164.
T. DebRoy, Organized Research and Development in Welding –
Needs and Promises, Australasian Journal of Welding, 2003, vol. 40(2), p.2. 165.
T. DebRoy, Computational Modeling: A Path to Expand the
Knowledge Base in Fusion Welding, Indian Welding Journal, 2003, vol. 36 (3),
pp. 59-66. 166.
A. Kumar and T. DebRoy, Numerical simulation of
electromagnetically driven flow in the weld pool during arc welding, 2003
ASME International Mechanical Engineering Congress and Exposition
(IMECE2003-43698), Washington, D.C., November 16-21, 2003. Proceedings of the ASME Fluids Engineering
Division – 2003, Editors: Asif H. Arastu, George
Papadopoulos and Dennis Siginer, Book Number
I00685, FED-Vol. 259, p. 833 167.
H. Zhao and T. DebRoy, Computer modeling of keyhole mode laser
welding to avoid macro-porosity, Trends in Welding Research, S. A. David, T.
DebRoy, J. C. Lippold, H. Smartt,
and J. M. Vitek, (Editors), ASM International,
Materials Park, Ohio, 2003, pp. 118-123. 168.
W. Zhang, J. W. Elmer and T. DebRoy, Modeling of ferrite to
austenite transformation and real time mapping of phases during GTA welding
of 1005 steel, Trends in Welding Research, S. A. David, T. DebRoy, J. C. Lippold, H. Smartt, and J. M. Vitek, (Editors), ASM International, Materials Park,
Ohio, 2003, pp. 180-185. 169.
S. Mishra and T. DebRoy, Grain growth in the heat-affected
zone of Ti-6Al-4V welds: measurements and three dimensional Monte Carlo
simulation, Trends in Welding Research, S. A. David, T. DebRoy, J. C. Lippold, H. Smartt, and J. M. Vitek, (Editors), ASM International, Materials Park,
Ohio, 2003, pp. 197-202. 170.
W. Zhang, J. W. Elmer, and T. DebRoy, Kinetics of ferrite to
austenite transformation during welding of 1005 steel, Scripta
Materialia, 2002, vol. 46(10), pp. 753-757. 171.
W. Zhang, J. W. Elmer, and T. DebRoy, Modeling and real time
mapping of phases during GTA welding of 1005 steel, Materials Science and
Engineering A - Structural Materials Properties Microstructure and
Processing, 2002, vol. 333, pp. 320-335. 172.
T. Debroy, H. Zhao, W. Zhang, and G.
G. Roy, "Weld pool heat and fluid flow in probing weldment
characteristics," in Mathematical modelling of weld phenomena 6, H. Cerjak, Ed., ed, 2002, pp.
21-42. 173.
W. Zhang and T. DebRoy, Modeling of solidified free surface
profile during GMA welding, in “Mathematical Modeling and Information
Technology in Welding and Related Processes”, Conference Proceedings Edited
by V. I. Makhnenko, Publisher: Patton Electric
Welding Institute of Ukraine, Kiev, Ukraine, 2002, pp. 24-30. 174.
T. Hong and T. DebRoy, Effects of time, temperature, and steel
composition on growth inclusions in liquid and dissolution of steels,
Ironmaking & Steelmaking, 2001, vol. 28(6), pp. 450-454. 175.
S. Sista and T. Debroy,
Three-dimensional monte carlo
simulation of grain growth in zone-refined iron, Metallurgical and Materials
Transactions B-Process Metallurgy and Materials Processing Science, 2001,
vol. 32, pp. 1195-1201. 176.
H. Zhao and T. DebRoy, Weld metal composition change during
conduction mode laser welding of aluminum alloy 5182, Metallurgical and
Materials Transactions B-Process Metallurgy and Materials Processing Science,
2001, vol. 32, pp. 163-172. 177.
Robert and T. DebRoy, Geometry of laser spot
welds from dimensionless numbers, Metallurgical and Materials
Transactions B-Process Metallurgy and Materials Processing Science, 2001,
vol. 32, pp. 941-947. 178.
H. Zhao and T. DebRoy, Pore formation during laser beam
welding of die-cast magnesium alloy AM60B - mechanism and remedy, Welding
Journal, 2001, vol. 80(8), pp. 204s-210s. 179.
T. Hong and T. DebRoy, Time-temperature-transformation
diagrams for the growth and dissolution of inclusions in liquid steels, Scripta Materialia, 2001, vol.
44, pp. 847-852. 180.
T. DebRoy and S. Kou, Heat flow in welding, Chapter 3, Welding
Handbook, vol. 1, 9th Edition, American Welding Society, 2001, pp. 87-113. 181.
T. DebRoy, Mathematical modeling of fluid flow and heat
transfer in fusion welding, Mathematical Modeling of Weld Phenomena 5, Edited
by H. Cerjak and H.K.D.H. Bhadeshia,
The Institute of Materials, London, 2001, pp. 1-20. 182.
T. A. Palmer and T. DebRoy, Modeling of nitrogen dissolution
during GTA welding of iron and steels, Mathematical Modeling of Weld
Phenomena 5, Edited by H. Cerjak and H.K.D.H. Bhadeshia, The Institute of Materials, London, 2001, pp.
95-122. 183.
T. A. Palmer and T. Debroy,
Numerical modeling of enhanced nitrogen dissolution during gas tungsten arc
welding, Metallurgical and Materials Transactions B-Process Metallurgy and
Materials Processing Science, 2000, vol. 31(6), pp. 1371-1385. 184.
Z. Yang, S. Sista, J. W. Elmer, and
T. DebRoy, Three dimensional Monte Carlo simulation of grain growth during
GTA welding of titanium, Acta Materialia,
2000, vol. 48, pp. 4813-4825. 185.
S. Sista, Z. Yang, and T. Debroy, Three-dimensional monte carlo
simulation of grain growth in the heat-affected zone of a 2.25 Cr-1 Mo steel
weld, Metallurgical and Materials Transactions B-Process Metallurgy and
Materials Processing Science, 2000, vol. 31, pp. 529-536. 186.
T. Hong, T. Debroy, S. S. Babu, and S. A. David, Modeling of inclusion growth and
dissolution in the weld pool, Metallurgical and Materials Transactions
B-Process Metallurgy and Materials Processing Science, 2000, vol. 31, pp.
161-169. 187.
M. Pastor, H. Zhao and T. DebRoy, Continuous wave - Nd: Yttrium-Aluminum-Garnet laser welding of AM60B
magnesium alloy, Journal of Laser Applications, 2000, vol. 12(3), pp. 91-100. 188.
S.A. David, S.S. Babu, J.M. Vitek, and T. DebRoy, Advances In welding science and
technology: a north American
perspective, the International Institute of Welding, Asian Pacific
International Congress, Melbourne, Australia 29 October - 2 November, 2000,
published by: IIW New Zealand Institute of Welding and Welding Technology Institute
of Australia (WTIA), pp. 1-9. 189.
Z. Yang, J. W. Elmer, J. Wang and T. DebRoy, A combined
modeling and experimental study of microstructural evolution in Titanium arc
welds, Joining of Advanced and Specialty Materials II, M. Singh, J.E. Indacochea, K. Ikeuchi, and J.
Martinez-Fernandez (Editors), ASM International, Materials Park, Ohio, 2000. 190.
Z. Yang, J. W. Elmer, J. Wong, and T. DebRoy, Evolution of titanium arc weldment macro and microstructures - modeling
and real time mapping of phases, Welding Journal, 2000, vol. 79(4), pp.
97S-112S. 191.
M. Pastor, H. L. Zhao, and T. DebRoy, Pore formation during CW
Nd :
Yag laser welding of aluminum alloys for automotive
applications, Revista De Metalurgia,
2000, vol. 36, pp. 108-117. 192.
Z. Yang and T. DebRoy, Modeling macro-and microstructures of
gas-metal-arc welded HSLA-100 steel, Metallurgical and Materials Transactions
B - Process Metallurgy and Materials Processing Science, 1999, vol. 30, pp.
483-493. 193.
H. Zhao, D. R. White, and T. DebRoy, Current issues and
problems in laser welding of automotive aluminium
alloys, International Materials Reviews, 1999, vol. 44 (6), pp. 238-266. 194.
S. S. Babu, S. A. David, J. M. Vitek, K. Mundra and T. DebRoy,
Model for inclusion formation in low alloy steel welds, Science and
Technology of Welding and Joining, 1999, vol. 4(5), pp. 276-284. 195.
J. M. Ryder, Z. Yang, T. DebRoy, and P. R. Howell, A
quantitative analysis of the microstructures developed in an HSLA 100 Weld
Metal, Microstructural Science, 1999, vol. 26, pp. 313-319. 196.
M. Pastor, H. Zhao, R. P. Martukanitz,
and T. DebRoy, Porosity, underfill and magnesium
loss during continuous wave Nd: YAG laser welding
of thin plates of aluminum alloys 5182 and 5754, Welding Journal, 1999, vol.
78(6), pp. 207s-216s. 197.
S. S. Babu, S. A. David, T. Hong,
and T. DebRoy, Effect of fluid flow on inclusion coarsening in low-alloy
steel welds, Proceedings of a Conference on “Fluid Flow Phenomena in Metals
Processing” held during the 1999 TMS Annual Meeting, San Diego, CA, February
28 – March 4, 1999, N. El-Kaddah, Editor, published
by TMS, Warrendale, PA, 1999, pp. 221-228. 198.
T. A. Palmer and T. DebRoy, Nitrogen dissolution calculations
during GTA welding of steels, Trends in Welding Research, J. M. Vitek, S. A. David, J. A. Johnson, H. Smartt,
and T. DebRoy (Editors), ASM International and American Welding Society,
Materials Park, Ohio, May 1999, pp. 25-30. 199.
Z. Yang and T. DebRoy, Modeling geometry and structure of
gas-metal-arc welded HSLA-100 steel, Trends in Welding Research, J. M. Vitek, S. A. David, J. A. Johnson, H. Smartt,
and T. DebRoy (Editors), ASM International and American Welding Society,
Materials Park, Ohio, May 1999, pp. 167-172. 200.
S. S. Babu, S. A. David, and T.
DebRoy, Inclusion formation in low alloy steel welds, Trends in Welding
Research, J. M. Vitek, S. A. David, J. A. Johnson,
H. Smartt, and T. DebRoy (Editors), ASM
International and American Welding Society, Materials Park, Ohio, May 1999,
pp. 179-184. 201.
T. Hong and T. DebRoy, Oxide Inclusions in the weld pool
during submerged arc welding of low alloy steel, Trends in Welding Research,
J. M. Vitek, S. A. David, J. A. Johnson, H. Smartt, and T. DebRoy (Editors), ASM International and
American Welding Society, Materials Park, Ohio, May 1999, pp. 185-190. 202.
M. Pastor, H. Zhao, and T. DebRoy, Pore formation and
composition change during continuous wave Nd:YAG laser welding of aluminum alloys 5182 and
5754, Trends in Welding Research, J. M. Vitek, S.
A. David, J. A. Johnson, H. Smartt, and T. DebRoy
(Editors), ASM International and American Welding Society, Materials Park,
Ohio, May 1999, pp. 455-460. 203.
T. Hong, W. Pitscheneder, and T.
DebRoy, Quantitative modelling of motion, temperature gyrations, and growth
of inclusions in weld pool, Science and Technology of Welding and Joining,
1998, vol. 3(1), pp. 33-41. 204.
K. P. Abraham and T. DebRoy, Avoiding Porosity in Laser Beam
Welded Automotive Aluminum Alloys, Aluminum India, 1998, vol. 15, no. 2, pp.
13-18. 205.
T. A. Palmer and T. DebRoy, Enhanced dissolution of nitrogen
during gas tungsten arc welding of steels, Science and Technology of Welding
and Joining, 1998, vol. 3(4), pp. 190-203. 206.
T. DebRoy, Quantitative modeling of geometry, composition, and
structure of welds, Proceedings of Taiwan International Welding Conference on
Technology Advancements and New Industrial Applications in Welding, September
7-9, 1998, Taipei, Taiwan, Edited by C. L. Tsai and H. L. Tsai, 1998, pp.
143-153. 207.
W. Pitscheneder,
R. Ebner, T. Hong, T. DebRoy, K. Mundra, and R. Benes, Experimental and numerical
investigation of transport phenomena in conduction mode weld pools,
Proceedings of the 4th International Seminar on Numerical Analysis of Weldability, held in Graz-Seggau,
Austria, 29 September to 1 October, 1997, published in Mathematical Modeling
of Weld Phenomena 4, Edited by H. Cerjak and
H.K.D.H. Bhadeshia, The Institute of Materials,
London, 1998, pp. 3-25. 208.
T. DebRoy, Transport processes in fusion welding, The Era of
Materials, Chapter Twenty-four, Edited by S. K. Majumder,
R. E. Tressler, and E. W. Miller, The Pennsylvania
Academy of Science, 1998, pp. 463-485. 209.
K. Mundra, J. M. Blackburn, and T.
DebRoy, Absorption and transport of hydrogen during gas metal arc welding of
low alloy steel, Science and Technology of Welding and Joining, 1997, vol.
2(4), pp. 174-184. 210.
Z. Yang and T. DebRoy, Weld metal microstructure prediction
from fundamentals of transport phenomena and phase transformation theory,
Science and Technology of Welding and Joining, 1997, vol. 2(2), pp. 53-58. 211.
R. Ebner, W. Pitscheneder,
R. Benes, T. DebRoy, and K. Mundra, Laser surface
modification of tools, Proceedings of
the Second International Austria-Israel Technion
Symposium cum Industrial Forum, 4-6 June, 1997, Graz, Austria, published by
Austrian Technion Society, Vienna, 1997, pp. 79-93. 212.
H. Venugopalan and T. DebRoy,
Kinetics of directed oxidation of Al-Mg alloys into Al2O3 preforms, Materials
Science and Engineering A - Structural Materials Properties Microstructure
and Processing, 1997, vol. 232, pp. 39-46. 213.
M. Pastor, H. Zhao, and T. DebRoy, Porosity and alloying
element loss during laser welding of 5754 aluminum alloy, Proceedings of the
National Welding Seminar '97, Indian Institute of Welding, held in Bangalore,
India, 11-13 December 1997, published by the Indian Institute of Welding, Bangalore,
India, pp. 31-46, 1997. 214.
T. DebRoy, Modeling of Weld Metal Geometry, Chemical
composition and structure in fusion welding of steels, proceedings of the
international conference on “Recent Advances in Metallurgical Processes,”
Indian Institute of Science, Bangalore, India, Eds. D. H. Sastry,
E. S. Dwarkadasa, G. N. K. Iyengar,
and S. Subramanian, New Age Publishers, New Delhi, 1997, pp. 1001-1010. 215.
K. Mundra, T. DebRoy, S. S. Babu, and S. A. David, Weld metal microstructure
calculations from fundamentals of transport phenomena in the arc welding of
low-alloy steels, Welding Journal, 1997, vol. 76(4), pp. S163-S171. 216.
T. A. Palmer, K. Mundra, and T.
DebRoy, Nitrogen dissolution in the weld metal - current status and research
opportunities, Proceedings of the Third International Seminar on Numerical
Analysis of Weldability, held in Graz-Seggau, Austria, 25-27 September 1995, in Mathematical
Modeling of Weld Phenomena 3, Edited by H. Cerjak,
The Institute of Materials, pp. 3-40, 1997. 217.
W. Pitscheneder, M. Grubock, K. Mundra, T. DebRoy,
and R. Ebner, Numerical and experimental
investigation of conduction mode laser weld pools, Proceedings of the Third
International Seminar on Numerical Analysis of Weldability,
held in Graz-Seggau, Austria, 25-27 September 1995,
published in Mathematical Modeling of Weld Phenomena 3, Edited by H. Cerjak, The Institute of Materials, 1997, pp. 41-63. 218.
T. DebRoy, Mathematical
modeling of geometry, composition, and structure of welds, Proceedings of the
Julian Szekely Symposium on Materials
Processing, H.Y. Sohn,
J.W. Evans, and D. Apelian, Eds., Published by The
Minerals, Metals and Materials Society, Warrendale,
PA, 1997, pp. 365-79. 219.
T. A. Palmer and T. DebRoy, Physical modeling of nitrogen
partition between the weld metal and its plasma environment, Welding Journal,
1996, vol. 75(7), pp. S197-S207. 220.
S. S. Babu, S. A. David, and T.
DebRoy, Coarsening of oxide inclusions in low-alloy steel welds, Science and
Technology of Welding and Joining, 1996, vol. 1, no. 1, pp. 17-27. 221.
H. Venugopalan and T. DebRoy, Growth
stage kinetics in the synthesis of Al2O3/Al composites by directed oxidation
of Al-Mg and Al-Mg-Si alloys, Journal of the European Ceramic Society, 1996,
vol. 16, pp. 1351-1363. 222.
K. Mundra, T. DebRoy, S. Babu, and S. A. David, Microstructure evaluation in low
alloy steel weld metal from convective heat transfer calculations in three
dimensions, Trends in Welding Research - Proceedings of the Fourth
International Conference, Edited by: H. B. Smartt,
J. A. Johnson, and S. A. David, ASM International, Materials Park, Ohio,
1996, pp. 259-264. 223.
T. A. Palmer, K. Mundra, and T.
DebRoy, Modeling nitrogen dissolution in metals from welding plasma, Trends
in Welding Research - Proceedings of the Fourth International Conference,
Edited by: H. B. Smartt, J. A. Johnson, and S. A.
David, ASM International, Materials Park, Ohio, 1996, pp. 141-146. 224.
W. Pitscheneder, T. DebRoy, K. Mundra, and R. Ebner, Weld pool
geometry during high power conduction mode carbon dioxide laser welding,
Trends in Welding Research - Proceedings of the Fourth International
Conference, Edited by: H. B. Smartt, J. A. Johnson
and S. A. David, ASM International, Materials Park, Ohio, 1996, pp. 627-632. 225.
S. S. Babu, S. A. David, J. M. Vitek, K. Mundra, and T.
DebRoy, Modeling the formation of oxide inclusions in low-alloy steel welds,
Trends in Welding Research - Proceedings of the Fourth International
Conference, Edited by: H. B. Smartt, J. A. Johnson
and S. A. David, ASM International, Materials Park, Ohio, 1996, pp. 135-140. 226.
K. Mundra, T. DebRoy, and K. M. Kelkar, Numerical prediction of fluid flow and heat
transfer in welding with a moving heat source, Numerical Heat Transfer Part A
- Applications, 1996, vol. 29, pp. 115-129. 227.
W. Pitscheneder, T. DebRoy, K. Mundra, and R. Ebner, Role of
sulfur and processing variables on the temporal evolution of weld pool
geometry during multikilowatt laser beam welding of
steels, Welding Journal, 1996, vol. 75(3), pp. S71-S80. 228.
H. Venugopalan and T. Debroy, Metal distribution in alumina/aluminium
composites synthesized by directed metal oxidation, Journal of Materials
Science, 1996, vol. 31(19), pp. 5101-5108. 229.
H. Venugopalan, K. Tankala, and T. DebRoy, Probing the initial stage of
synthesis of Al2O3/Al composites by directed oxidation of Al-Mg alloys, Metallurgical and Materials Transactions B-Process Metallurgy
and Materials Processing Science, 1996, vol. 27, pp. 43-50. 230.
H. Venugopalan, K. Tankala, and T. DebRoy, Kinetics of directed oxidation of
al-mg alloys in the initial and final stages of synthesis of Al2O3/Al
composites, Materials Science and Engineering a-Structural Materials
Properties Microstructure and Processing, 1996, vol. 210, pp. 64-75. 231.
W. Pitscheneder, K. Mundra, T. DebRoy, and R. Ebner, Untersuchung von
Laser-Schweiszbadern Durch
Numerische Simulation und Experimente
(Investigation of Laser weld pools by numerical simulation and experiments),
DVS Berichte Band 179, (DVS Proceedings, vol. 179) Deutscher Verlag fur Schweitechnik, Dusseldorf,
Germany, Edited by M. Stumpf and H. Cerjak, 1996, pp.
68-74. 232.
P. Zhang, T. DebRoy, and S. Seetharaman,
Interdiffusion in the MgO-Al2O3 spinel with or
without some dopants, Metallurgical and Materials Transactions A - Physical
Metallurgy and Materials Science, 1996, vol. 27, pp. 2105-2114. 233.
T. DebRoy and S. A. David, Physical Processes in Fusion
Welding, Reviews of Modern Physics, 1995, vol. 67(1), pp. 85-112. 234.
K. Mundra and T. DebRoy, A
general-model for partitioning of gases between a metal and its plasma
environment, Metallurgical and Materials Transactions B - Process Metallurgy
and Materials Processing Science, 1995, vol. 26, pp. 149-157. 235.
T. DebRoy, Interfacial phenomena in numerical analysis of weldability, in Mathematical Modeling of Weld Phenomena
II, Edited by H. Cerjak and H. K. D. H. Bhadeshia, Institute of Materials, London, 1995, pp.
3-21. 236.
S. S. Babu, S. A. David, J. M. Vitek, K. Mundra, and T.
DebRoy, Development of macrostructure and microstructure of carbon-manganese
low-alloy steel welds - inclusion formation, Materials Science and Technology,
1995, vol. 11, pp. 186-199. 237.
K. Mundra, T.
DebRoy, S. S. Babu, S. A. David, and A. J. Paul,
Towards predicting weld metal microstructure from fundamentals of transport
phenomena, Proceedings of the Seventh Conference on the Modeling of Casting,
Welding and Advanced Solidification Processes, London, England, 10-15
September, 1995, published in Modeling of Casting, Welding and Advanced
Solidification Processes VII, M. Cross and J. Campbell, Editors, TMS
Publication, Warrendale, PA, 1995, pp. 31-38. 238.
T. Zacharia, J. M. Vitek, J. A. Goldak, T. DebRoy,
M. Rappaz, and H. Bhadeshia,
Modeling of fundamental phenomena in welds, Modelling and Simulation in
Materials Science and Engineering, 1995, vol. 3, pp. 265-288. 239.
P. Zhang, T. DebRoy, and S. Seetharaman, Interdiffusion in
the system MgO-Al2O3 and the effect of some dopants on the same, Proceedings
of the Symposium on In-situ Reactions for Synthesis of Composites, Ceramics
and Intermetallics, edited by E. V. Barrera, S. G.
Fishman, F. D. S. Marquis, N. N. Thadhani, W. E.
Frazier, and Z. A. Munir, The Minerals, Metals and
Materials Society, Warrendale, PA, 1995, pp.
111-126. 240.
T. DebRoy, Mass transfer in fusion welding - practical
implications and case studies, Proceedings of an International Workshop on
Trends in Welding, held in Bangalore, India, October 5-7, 1995, Indian
Institute of Welding, and Welding Research Institute, India, K. S. S. Murthy,
S. Seshan, K. S. Raman, and Y. Simha,
Editors, 1995, Paper #11, pp. 1-10. 241.
S. A. David, S. S. Babu, J. M. Vitek, and T. DebRoy, Advances in welding science and
technology, Proceedings of an International Workshop on Trends in Welding,
held in Bangalore, India, October 5-7, 1995, Indian Institute of Welding and
Welding Research Institute, India, K.S.S. Murthy, S. Seshan,
K. S. Raman and Y. Simha, Editors, 1995, Paper #1,
pp. 1-9. 242.
T. DebRoy and E. Ryba, A
computer-video module for introductory materials science and engineering
courses, Journal of Materials Education, 1994, vol. 16, no. 4, pp. 269-282. 243.
S. A. David, J. M. Vitek, S. S. Babu, and T. DebRoy, Advances in welding science - a
perspective, Proceedings of the Forty-second National Welding Conference,
Melbourne, Australia, 1994, vol. 2, Paper # 38, Published by Welding
Technology Institute of Australia, Melbourne, Australia. 244.
T. Debroy, S. Kumar, and K. Tankala, Optical-emissions during plasma-assisted
chemical-vapor-deposition of diamond-like carbon-films, Diamond and Related
Materials, 1994, vol. 4, pp. 69-75. 245.
H. Venugopalan, K. Tankala, and T. DebRoy, Electrical-conductivity of
alumina aluminum composites synthesized by directed metal oxidation, Journal
of the American Ceramic Society, 1994, vol. 77(11), pp. 3045-3047. 246.
T. DebRoy, A. Bandopadhyay, and R.
Roy, Oxide matrix composite by directional oxidation of a commercial
aluminum-magnesium alloy, Journal of the American Ceramic Society, 1994, vol.
77, pp. 1296-1300. 247.
S. S. Babu, S. A.
David, J. M. Vitek, and T. Debroy,
The effect of oxide inclusions on the kinetics of the austenite to ferrite transformation
in low alloy steel weld metal, Proceedings of an International Conference on
Solid - Solid Phase Transformations in Inorganic Materials, Edited by W. C.
Johnson, J. M. Howe, D. E. Laughlin and W. A. Soffa,
The Metals, Minerals and Materials Society of AIME, Warrendale,
PA, pp. 213-218, 1994. 248.
J. Bygden, T. DebRoy, and S. Seetharaman, Dissolution of MgO
in stagnant CaO-FeO-SiO2 slags, Ironmaking and Steelmaking, 1994, vol. 21(4),
pp. 318-323. 249.
Banerjee and T. DebRoy, Effect of pressure on plasma-assisted
chemical-vapor-deposition of silicon oxide(s), Journal of the American
Ceramic Society, 1994, vol. 77(5), pp. 1366-1368. 250.
S. A. David, T. Debroy, and J. M. Vitek, Phenomenological modeling of fusion-welding
processes, MRS Bulletin, 1994, vol. 19, pp. 29-35. 251.
K. Tankala and T. DebRoy, Transport
phenomena in the scale-up of hot filament-assisted chemical-vapor-deposition
of diamond, Surface & Coatings Technology, 1993, vol. 62, pp. 349-355. 252.
K. Mundra and T. DebRoy, Calculation
of weld metal composition change in high-power conduction mode carbon-dioxide
laser-welded stainless-steels, Metallurgical
Transactions B-Process Metallurgy, 1993, vol. 24, pp. 145-155. 253.
K. Mundra and T. DebRoy, Toward
understanding alloying element vaporization during laser-beam welding of
stainless-steel, Welding Journal, 1993, vol. 72(1), pp. S1-S9. 254.
S. A. David, J. M. Vitek, T. Zacharia, and T. DebRoy, Weld pool phenomena,
International Institute of Welding, Document # 212-829-93, 1993, also in
Physical Aspects of Arc Welding, Proceedings of a symposium in the honor
of J. F. Lancaster, Edited by G. den Ouden, International Institute of Welding, Delfts, Uitgevers-Maatschappij, PO Box 2851, 2601 CW Delft,
Netherland, pp. 95-112, 1994. 255.
E. Breval, A. Bandopadhyay,
and T. DebRoy, Directed oxidation of Al-Alloy into sintered Al2O3, Ceramic
Transactions, vol. 38, pp. 79-89. (Proceedings of a conference on
"Ceramics Matrix Composites", N. P. Bansal, Editor, American
Ceramic Society, 95th Annual Meeting, Cincinnati, OH, 18-22 April 1993). 256.
C. Onneby, T. DebRoy, and S. Seetharaman, Experimental studies on nitrogen solubility
in nd2fe14b alloy in the temperature-range 773-1143 K, Journal of Magnetism
and Magnetic Materials, 1993, vol. 127(3), pp. 307-314. 257.
T. DebRoy, Mass transfer in welding, International Trends in
Welding Science and Technology, S. A. David and J. M. Vitek,
Editors, ASM International, Materials Park, OH, 1993, pp. 17-25. 258.
A. Banerjee, T. DebRoy, C. Onneby,
and M. Small, Nitrogen dissolution in the weld pool, International Trends in
Welding Science and Technology, S. A. David and J. M. Vitek,
Editors, ASM International, Materials Park, OH, 1993, pp. 39-44. 259.
K. Mundra and T. DebRoy, Modeling of
weld metal composition change during laser welding of stainless steels,
International Trends in Welding Science and Technology, S. A. David and J. M.
Vitek, Editors, ASM International, Materials Park,
OH, 1993, pp. 75-80. 260.
T. DebRoy, Interfacial phenomena in metals processing with
high energy density beams, Proceedings of the Paul E. Queneau
International Symposium, The Minerals, Metals and Materials Society, Warrendale, 1993, pp. 275-287. 261.
S. A. David and T. DebRoy, Current issues and problems in
welding science, Science, 1992, vol. 257, pp. 497-502. 262.
S. Basu and T. DebRoy, Liquid metal
expulsion during laser irradiation, Journal of Applied Physics, 1992, vol.
72(8), pp. 3317-3322. 263.
K. Mundra, T. DebRoy, T. Zacharia, and S. A. David, Role of thermophysical
properties in weld pool modeling, Welding Journal, 1992, vol. 71(9), pp.
313s-320s. 264.
A. Banerjee and T. DebRoy, Optical-emission investigation of
the plasma enhanced chemical vapor-deposition of silicon-oxide films, Journal
of Vacuum Science & Technology A -Vacuum Surfaces and Films, 1992, vol.
10, pp. 3395-3400. 265.
K. Tankala and T. DebRoy, Modeling
of the role of atomic-hydrogen in heat-transfer during hot filament assisted
deposition of diamond, Journal of Applied Physics, 1992, vol. 72, pp.
712-718. 266.
W. A. Yarbrough, K. Tankala, and T. Debroy, Diamond growth with locally supplied methane and
acetylene, Journal of Materials Research, 1992, vol. 7, pp. 379-383. 267.
A. Bandopadhyay, A. Banerjee, and T.
DebRoy, Nitrogen activity determination in plasmas, Metallurgical
Transactions B-Process Metallurgy, 1992, vol. 23, pp. 207-214. 268.
T. DebRoy, Weld pool surface phenomena - a perspective,
Mathematical Modeling of Weld Phenomena, K. E. Easterling
and H. Cerjak, editors, Institute of Metals,
London, 1992, pp. 24-38. 269.
K. Tankala, T. DebRoy, W. A.
Yarbrough, and C. J. Robinson, Modeling of substrate surface-temperature
distribution during hot-filament assisted diamond deposition, Diamond and
Related Materials, 1992, vol. 1, pp. 1177-1184. 270.
W. A. Yarbrough, K. Tankala, M. Mecray, and T. DebRoy, Hydrogen assisted heat-transfer
during diamond growth using carbon and tantalum filaments, Applied Physics
Letters, 1992, vol. 60, pp. 2068-2070. 271.
T. DebRoy, S. Basu, and K. Mundra, Probing laser-induced metal vaporization by
gas-dynamics and liquid pool transport phenomena, Journal of Applied Physics,
1991, vol. 70(3), pp. 1313-1319. 272.
M. J. McNallan and T. DebRoy, Effect
of temperature and composition on surface-tension in Fe-Ni-Cr alloys
containing sulfur, Metallurgical Transactions B-Process Metallurgy, 1991,
vol. 22, pp. 557-560. 273.
Q. Gang, W. M. Small, and T. DebRoy, Solution of nitrogen in
solid molybdenum, Proceedings of the EPD Congress 91, D. R. Gaskell, Editor,
The Metallurgical Society of AIME, pp. 559-576, 1991. 274.
K. Tankala and T. DebRoy, Etching of
HFCVD diamond films in air, nitrous oxide, and argon, New Diamond Science and
Technology, R. Messier, J. T. Glass, J. E. Butler, and R. Roy, editors, MRS
Publication, Pittsburgh, 1991, pp. 827-832. 275.
T. DebRoy, K. Tankala, W. A.
Yarbrough, and H. Li, Species convection and diffusion in the hot filament
assisted chemical vapor-deposition of diamond in the presence and absence of
applied EMF, New Diamond Science and Technology, R. Messier, J. T. Glass, J.
E. Butler, and R. Roy, editors, MRS Publication, Pittsburgh, 1991, pp.
359-364. 276.
Y. A. Yarbrough, K. Tankala, and T.
DebRoy, Relative importance of different species in the CVD of diamond, New
Diamond Science and Technology, R. Messier, J. T. Glass, J. E. Butler, and R.
Roy, editors, MRS Publication, Pittsburgh, 1991, pp. 341-346. 277.
G. Qi, W. M. Small, and T. DebRoy, Thermochemistry and
diffusion of nitrogen in solid molybdenum, Metallurgical Transactions
B-Process Metallurgy, 1991, vol. 22, pp. 219-224. 278.
K. Tankala, T. Debroy,
and M. Alam, Oxidation of diamond films synthesized
by hot filament assisted chemical vapor-deposition, Journal of Materials
Research, 1990, vol. 5(11), pp. 2483-2489. 279.
T. DebRoy, K. Tankala, W. A.
Yarbrough, and R. Messier, Role of heat-transfer and fluid-flow in the
chemical vapor-deposition of diamond, Journal of Applied Physics, 1990, vol.
68, pp. 2424-2432. 280.
R. Miller and T. DebRoy, Energy-absorption by
metal-vapor-dominated plasma during carbon-dioxide laser-welding
of steels, Journal of Applied Physics, 1990, vol. 68(5), pp. 2045-2050. 281.
E. Breval, M. Alam,
T. Debroy, and R. Roy, TEM characterization of
structural-changes in graphite plates due to pulsed CO2-laser irradiation,
Journal of Materials Science Letters, 1990, vol. 9, pp. 1071-1074. 282.
T. DebRoy, A. Patankar, and G. Simkovich, Fuming of stannous oxide from silicate melts,
Metallurgical Transactions B-Process Metallurgy, 1990, vol. 21, pp. 449-454. 283.
T. Zacharia, S. A. David, J. M. Vitek, and T. DebRoy, Modeling of interfacial phenomena
in welding, Metallurgical Transactions B-Process Metallurgy, 1990, vol. 21,
pp. 600-603. 284.
T. Zacharia, S.A. David, J.M. Vitek, and T. DebRoy, Modeling the effect of
surface-active elements on weld pool fluid-flow, heat-transfer and geometry,
Trends in Welding Research, S.A. David and J.M. Vitek,
Editors, ASM Publication, 1990, pp. 25-30. 285.
T. DebRoy, Interfacial chemistry in welding, Trends in Welding
Research, S.A. David and J.M. Vitek, Editors, ASM
Publication, 1990, pp. 347-352. 286.
M. Alam, T. DebRoy, and R. Roy,
Laser-induced calcite aragonite transition, Journal of the American Ceramic
Society, 1990, vol. 73, pp. 733-735. 287.
T. Zacharia, S. A. David, J. M. Vitek, and T. DebRoy, Heat-transfer during Nd-YAG pulsed laser-welding and
its effect on solidification structure of austenitic stainless-steels, Metallurgical
Transactions A - Physical Metallurgy and Materials Science, 1989, vol. 20,
pp. 957-967. 288.
T. Zacharia, S. A. David, J. M. Vitek, and T. DebRoy, Weld pool development during GTA
and laser-beam welding of type-304 stainless-steel,
.2. Experimental correlation, Welding Journal, 1989, vol. 68, pp. S510-S520. 289.
T. Zacharia, S. A. David, J. M. Vitek, and T. DebRoy, Weld pool development during gta and laser-beam welding of type-304 stainless-steel
.1. Theoretical-analysis, Welding Journal, 1989, vol. 68, pp. S499-S509. 290.
R. Miller and T. DebRoy, Plasma temperature, electron density
and laser beam transmission through plasma during welding of stainless
steels, Laser Materials Processing III, J. Mazumder
and K. Mukherjee, Editors, TMS Publication, 1989, pp. 93-105. 291.
M. M. Collur and T. DebRoy,
Emission-spectroscopy of plasma during laser-welding of AISI 201 stainless-steel, Metallurgical Transactions B-Process
Metallurgy, 1989, vol. 20, pp. 277-286. 292.
M. Alam, T. Debroy,
R. Roy, and E. Breval, Diamond formation in air by
the Fedoseev-Derjaguin laser process, Carbon, 1989,
vol. 27, pp. 289-294. 293.
P. Sahoo, T. DebRoy, and M. J. McNallan, Surface-tension of binary metal -
surface-active solute systems under conditions relevant to welding
metallurgy, Metallurgical Transactions B-Process Metallurgy, 1988, vol. 19,
pp. 483-491. 294.
P. Sahoo and T. Debroy,
Effect of low-pressure argon plasma on metal vaporization rates, Materials
Letters, 1988, vol. 6, pp. 406-408. 295.
P. Sahoo, M. M. Collur,
and T. DebRoy, Effects of oxygen and sulfur on alloying element vaporization
rates during laser-welding, Metallurgical Transactions B - Process
Metallurgy, 1988, vol. 19, pp. 967-972. 296.
A. Paul and T. DebRoy, Free-surface flow and heat-transfer in
conduction mode laser-welding, Metallurgical Transactions
B-Process Metallurgy, 1988, vol. 19, pp. 851-858. 297.
P. A. A. Khan, T. Debroy, and S. A.
David, Laser-beam welding of high-manganese stainless-steels - examination of
alloying element loss and microstructural changes, Welding Journal, 1988,
vol. 67, pp. S1-S7. 298.
M. Alam, T. DebRoy, R. Roy, and E. Breval, High-pressure phases of silica made in air by Fedoseev-Derjaguin laser process, Applied Physics
Letters, 1988, vol. 53, pp. 1687-1689. 299.
M. Alam, T. Debroy,
and R. Roy, Separation of synthetic diamond from carbon-black
by oxidation, Carbon, 1988, vol. 26, pp. 591-593. 300.
M. Alam and T. DebRoy, Nitrogen
solubility in solid niobium, Metallurgical Transactions B-Process Metallurgy,
1988, vol. 19, pp. 613-616. 301.
A. Paul and T. DebRoy, Prediction of Marangoni convection,
heat transfer and surface profiles during laser welding, Modeling and Control
of Casting and Welding Processes, IV, A. F. Giamei
and G. J. Abbaschian, Editors, TMS Publication,
1988, pp. 421-431. 302.
M. Alam, T. DebRoy, A. K. Kulkarni,
C. I. Kim, and H.R. Jacobs, Desulfurization of coal-derived char using
mixtures of steam and methane, Fuel, 1988, vol. 67, no. 11, pp. 1542-1547. 303.
M. Alam and T. DebRoy, Reaction of
molten KCN with CO/CO2 gas mixtures, Ironmaking and Steelmaking, 1988, vol.
15, no. 1, pp. 15-20. 304.
M. Alam, T. DebRoy, A.K. Kulkarni,
C.I. Kim, and H.R. Jacobs, A novel coal desulfurization process using
steam-methane mixtures, Proceedings of the Fourth Annual Pittsburgh Coal
Conference, September, 1987, pp. 790-799. 305.
M. Alam and T. DebRoy, A comparative-study
of the roles of KCN and NaCN as catalytic
precursors in the Boudouard reaction, Fuel, 1987,
vol. 66, pp. 103-112. 306.
M. Collur, A. Paul, and T. DebRoy,
Mechanism of alloying element vaporization during laser-welding,
Metallurgical Transactions B-Process Metallurgy, 1987, vol. 18, pp. 733-740. 307.
A. Paul and T. DebRoy, Role of transport processes in laser
welding, Proceedings of the International Welding Conference, New Delhi,
India, Indian Institute of Welding Publication, 1987, pp. 1309-1321. 308.
P. Sahoo and T. DebRoy,
Interfacial-tension between low-pressure argon plasma and molten copper and
iron, Metallurgical Transactions B-Process Metallurgy, 1987, vol. 18, pp.
597-601. 309.
M. Alam and T. DebRoy, Reaction
between CO2 and coke doped with NaCN, Carbon, 1987,
vol. 25(2), pp. 279-288. 310.
A. Paul and T. DebRoy, Heat transfer and fluid flow in laser
melted pools, Advances in Welding Science and Technology, S. A. David,
Editor, ASM Publication, 1986, pp. 29-33. 311.
M. Alam and T. DebRoy, Structural
effects in the reaction between carbon-dioxide and
coke doped with various potassium bearing catalytic precursors, Metallurgical
Transactions B-Process Metallurgy, 1986, vol. 17, pp. 565-574. 312.
M. Alam and T. DebRoy, Effects of
KCN and NaCN on coke reactivity and structural
changes during Coke-CO2 reaction, Gas-Solid Reactions in Pyrometallurgy,
D. G. C. Robertson and H.Y. Sohn, Editors,
Proceedings of a Conference held at Purdue University, April 24-25, 1986, pp.
369-393. 313.
M. Alam and T. DebRoy, Behavior of
alkali metal cyanides in the blast furnace - vaporization of NaCN and KCN, Transactions of the Iron and Steel Society
of AIME, 1985, vol. 6, pp. 15-22. 314.
P. A. A. Khan and T. DebRoy, Absorption of CO2 laser beam by
AISI 4340 steel, Metallurgical Transactions B-Process Metallurgy, 1985, vol.
16B, pp. 853-856. 315.
M. Alam and T. DebRoy, Potassium
cyanide as a catalytic precursor in the Coke-CO2 reaction, Ironmaking and
Steelmaking, 1985, vol. 12(5), pp. 203-208. 316.
U. B. Pal, T. DebRoy, and G. Simkovich,
Oxygen Pressure Dependence of Lead Ion Transport in PbO-SiO2 Melts, Journal
of the American Ceramic Society, 1985, vol. 68(4), pp. C104-105. 317.
P.A. A. Khan and T. DebRoy, Determination of weld pool
temperature during laser welding of AISI 202 stainless steel, Laser Materials
Processing, K. Mukherjee and J. Mazumder, Editors,
AIME Publication, Warrendale, PA, 1985, pp. 71-81. 318.
T. DebRoy and J. A. Sychterz,
Numerical calculation of fluid-flow in a continuous-casting tundish, Metallurgical Transactions B - Process Metallurgy,
1985, vol. 16, pp. 497-504. 319.
U. B. Pal, T. DebRoy and G. Simkovich,
Electronic and ionic transport in liquid PbO-SiO2 systems, Metallurgical
Transactions, B, 1985, vol. 16B, pp. 77-82. 320.
M. Alam and T. DebRoy, Reaction of
high and low reactivity coke with CO-CO2 mixtures, Transactions of the Iron
and Steel Society of AIME, 1985, vol. 5, pp. 7-12. 321.
U. B. Pal, T. Debroy, and G. Simkovich, Effects of P2O5 as a surface-active agent on
gaseous reduction of PbO-SiO2 melts, Transactions of the Institution of Mining
and Metallurgy Section C-Mineral Processing and Extractive Metallurgy, 1984,
vol. 93, pp. C112-C117. 322.
U. Pal, T. Debroy, and G. Simkovich, Electrical-conductivity of PbO-SiO2 liquids
containing Pb precipitates, Canadian Metallurgical
Quarterly, 1984, vol. 23, pp. 295-302. 323.
P. A. A. Khan and T. Debroy,
Alloying element vaporization and weld pool temperature during laser-welding of AISI 202 stainless-steel, Metallurgical
Transactions B-Process Metallurgy, 1984, vol. 15, pp. 641-644. 324.
M. Alam and T. DebRoy, The effects
of CO and CO2 on the rate of Na2CO3 catalyzed boudouard
reaction, Metallurgical Transactions B - Process Metallurgy, 1984, vol. 15,
pp. 400-403. 325.
B. Draper, T. DebRoy, K. Nayamekye,
and M. Alam, Cupola output as a function of coke
reactivity, Transactions of the American Foundrymens'
Society, 1983, vol. 91, pp. 585-592. 326.
U. B. Pal, T. DebRoy and G. Simkovich,
Interfacial Effects in Gaseous Reduction of PbO-SiO2 Melts, Metallurgical Transactions
B-Process Metallurgy, 1983, vol. 14, pp. 693-700. 327.
T. DebRoy and A. K. Majumdar,
Influence of turbulence model constants and boundary conditions on the
computed hydrodynamic variables in gas stirred reactors, Applied Mathematical
Modelling, 1983, vol. 7, pp. 278-281. 328.
U. B. Pal, T. DebRoy, and G. Simkovich,
The effects of a surface active agent, P2O5 and agitation upon the gaseous
reduction of melts, TMS Paper
Selection, AIME Publication, Paper # A 82-31, 1982, pp. 1-18. 329.
T. DebRoy, D. Shahapurkar, and G. W.
Healy, Retorting of zinc, Extractive Metallurgy - Laboratory Exercises, H. A.
Fine, Editor, AIME Publication, 1982, pp. 73-81. 330.
D. Shahapurkar, T. DebRoy, and G. Simkovich, High temperature oxidation of nickel and a
nickel alloy, Extractive Metallurgy - Laboratory Exercises, H. A. Fine,
Editor, AIME Publication, 1982, pp. 63-68. 331.
U. B. Pal, T. DebRoy, and G. Simkovich,
Kinetic studies of liquid slags containing PbO, TMS
Paper Selection, AIME Publication, Paper # F-81-9, 1981, pp. 1-16. 332.
T. DebRoy, J. Szekely, and T. W.
Eagar, Temperature profiles, the size of the heat-affected zone and dilution
in electroslag welding, Materials Science and
Engineering, 1982, vol. 56, pp. 181-193. 333.
T. DebRoy and A. K. Majumdar,
Predicting fluid-flow in gas-stirred systems, Journal of Metals, 1981, vol.
33(11), pp. 42-47. 334.
T. DebRoy, J. Szekely, and T.W.
Eagar, Mathematical modeling of the temperature profiles and weld dilution in
electroslag welding of steel plates, Modeling of
Casting and Welding Processes, H. D. Brody and D. Apelian,
Editors, ASM Publication, 1981, pp. 197-212. 335.
T. DebRoy, J. Szekely, and T. W.
Eagar, Heat-generation patterns and temperature profiles in electroslag welding, Metallurgical Transactions B -
Process Metallurgy, 1980, vol. 11, pp. 593-605. 336.
T. DebRoy, S. R. Chandrasekhar and D. G. C. Robertson, Fuming of
stannous oxide from slags, Transactions of the Institution of Mining and
Metallurgy, Section C, 1978, vol. 87, pp. C225-230. 337.
T. DebRoy, A. K. Majumdar, and D. B.
Spalding, Numerical prediction of recirculation flows with free convection
encountered in gas-agitated reactors, Applied Mathematical Modelling, 1978,
vol. 2, pp. 146-150. 338.
T. DebRoy, D. G. C. Robertson and J. C. C. Leach, A
mathematical model for stainless steel making. Part II: application to AOD
Heats, Ironmaking and Steelmaking, 1978, no. 5, pp. 207-210. 339.
T. DebRoy and D. G. C. Robertson, A mathematical model for
stainless steel making. Part I: argon-oxygen and argon-oxygen-steam mixtures,
Ironmaking and Steelmaking, 1978, no. 5, pp. 198-206. 340.
T. Debroy, N. H. Elkaddah,
and D. G. C. Robertson, Mixed transport control in gas-liquid metal
reactions, Metallurgical Transactions B-Process Metallurgy, 1977, vol. 8, pp.
271-277. 341.
S. K. Singh, T. DebRoy, and K. P. Abraham, Kinetics of
Reduction of Manganese dioxide to manganese oxide by hydrogen, Transactions
of the Indian Institute of Metals, 1974, vol. 27, no. 2, pp. 87-92. 342.
K. M. Khaji, T. DebRoy, G.N.K. Iyengar, and K. P. Abraham, Kinetics of reduction of
cobalt oxide by hydrogen in a fluidized bed, Transactions of the Indian
Institute of Metals, 1974, vol. 27, no. 1, pp. 40-45. 343.
T. DebRoy and K. P. Abraham, Analysis of pressure buildup
inside a reacting pellet during gas solid reactions, Metallurgical
Transactions, 1974, vol. 5, pp. 349-354. 344.
T. DebRoy, H. S. Ray, and K. P. Abraham, Experimental determination
of two transport parameters, effective diffusivity and heat transfer
coefficient for single pellets, National Heat and Mass Transfer Conference,
Kanpur, India, 1973, pp. C33-38. 345.
T. DebRoy and K. P. Abraham, Kinetics of reduction of dense
sintered spherical pellets of nickel oxide in flowing hydrogen, Richardson
Conference on the Physical Chemistry of Process Metallurgy, IMM London, 1973,
pp. 85-93. |