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Proceedings Papers

A Micro/Macro Integrated Model for Melt Flow and Non-Equilibrium Solidification for Thermal Spraying

X. Y. Wang, H. Zhang, L. L. Zheng, S. Sampath
Proc. ASME. IMECE2001, Heat Transfer: Volume 6 — Heat Transfer in Materials Processing, 339-349, November 11–16, 2001
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2001/HTD-24367
https://doi.org/10.1115/IMECE2001/HTD-24367
View Paper titled, A Micro/Macro Integrated Model for Melt Flow and Non-Equilibrium Solidification for Thermal Spraying
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Topics: Equilibrium (Physics), Flow (Dynamics), Metal spraying, Solidification, Contact resistance, Diffusion (Physics), Energy budget (Physics), Fluids, Interpolation, Relational databases
Proceedings Papers

Effects of Applied Electric Fields on Interface Dynamics and Microstructure Formation During Directional Solidification of BiMn/Bi Eutectic

L. L. Zheng
Proc. ASME. IMECE2000, Fluids Engineering, 235-245, November 5–10, 2000
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2000-2072
https://doi.org/10.1115/IMECE2000-2072
View Paper titled, Effects of Applied Electric Fields on Interface Dynamics and Microstructure Formation During Directional Solidification of BiMn/Bi Eutectic
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Topics: Dynamics (Mechanics), Electric fields, Solidification, Computer simulation, Process control, Thermoelectricity
Proceedings Papers

Numerical Study of von Mises Stress During Continuous Casting of Multicrystalline Silicon With Large-Size Grains

H. S. Fang, C. F. Li, L. L. Zheng, C. J. Zhao, Y. S. Xie
Proc. ASME. IMECE2013, Volume 8A: Heat Transfer and Thermal Engineering, V08AT09A027, November 15–21, 2013
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2013-62182
https://doi.org/10.1115/IMECE2013-62182
View Paper titled, Numerical Study of von Mises Stress During Continuous Casting of Multicrystalline Silicon With Large-Size Grains
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Topics: Casting, Silicon, Stress, Dislocations, Thermal stresses, Computer-aided engineering, Grain size, Optimization, Shear stress, Stress concentration
Proceedings Papers

Role of Internal Radiation With or Without Melt Inclusions During Czochralski Sapphire Crystal Growth

H. S. Fang, Q. J. Zhang, L. L. Zheng, M. J. Zhang, J. Tian
Proc. ASME. IMECE2013, Volume 8C: Heat Transfer and Thermal Engineering, V08CT09A073, November 15–21, 2013
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2013-62088
https://doi.org/10.1115/IMECE2013-62088
View Paper titled, Role of Internal Radiation With or Without Melt Inclusions During Czochralski Sapphire Crystal Growth
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Topics: Crystal growth, Radiation (Physics), Sapphire, Gallium nitride, Shapes, Crystals, Light-emitting diodes, Manufacturing, Modeling, Temperature
Proceedings Papers

Numerical Study and Optimization of GaN Thin-Film Growth by MOCVD Method

H. S. Fang, Y. Y. Pan, J. A. Wei, S. Liu, Z. Zhang, L. L. Zheng
Proc. ASME. HT2013, Volume 4: Heat and Mass Transfer Under Extreme Conditions; Environmental Heat Transfer; Computational Heat Transfer; Visualization of Heat Transfer; Heat Transfer Education and Future Directions in Heat Transfer; Nuclear Energy, V004T14A021, July 14–19, 2013
Publisher: American Society of Mechanical Engineers
Paper No: HT2013-17598
https://doi.org/10.1115/HT2013-17598
View Paper titled, Numerical Study and Optimization of GaN Thin-Film Growth by MOCVD Method
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Topics: Gallium nitride, Metalorganic chemical vapor deposition, Optimization, Thin films, Rotation, Disks, Chemical kinetics, Crystals, Durability, Excitation
Proceedings Papers

To Control Interface Shape and to Reduce Thermal Stress During Cz-Growth of Sapphire Single Crystal

H. S. Fang, L. L. Zheng, Q. J. Zhang, S. Wang, Y. Y. Pan
Proc. ASME. IMECE2012, Volume 7: Fluids and Heat Transfer, Parts A, B, C, and D, 117-124, November 9–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2012-86653
https://doi.org/10.1115/IMECE2012-86653
View Paper titled, To Control Interface Shape and to Reduce Thermal Stress During Cz-Growth of Sapphire Single Crystal
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Topics: Crystals, Sapphire, Shapes, Thermal stresses, Design, Furnaces, Stress, Electromagnetic fields, Fluid dynamics, Heat transfer
Proceedings Papers

Numerical Study of Transport and Reaction Phenomena in GaN Vapor Phase Epitaxy

D. Cai, L. L. Zheng
Proc. ASME. HT2005, Heat Transfer: Volume 3, 771-779, July 17–22, 2005
Publisher: American Society of Mechanical Engineers
Paper No: HT2005-72337
https://doi.org/10.1115/HT2005-72337
View Paper titled, Numerical Study of Transport and Reaction Phenomena in GaN Vapor Phase Epitaxy
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Topics: Epitaxy, Gallium nitride, Vapors, Gas flow, Temperature, Temperature distribution, Computer simulation, Design, Engineering simulation, Fluid dynamics
Proceedings Papers

Thermal and Dynamics Analysis of Meniscus-Controlled Materials Processing

B. Yang, L. L. Zheng
Proc. ASME. HT2005, Heat Transfer: Volume 3, 333-344, July 17–22, 2005
Publisher: American Society of Mechanical Engineers
Paper No: HT2005-72368
https://doi.org/10.1115/HT2005-72368
View Paper titled, Thermal and Dynamics Analysis of Meniscus-Controlled Materials Processing
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Topics: Dynamics (Mechanics), Materials processing, Crystals, Heat transfer, Solidification, Shapes, Temperature, Dimensions, Dynamic models, Dynamic response
Proceedings Papers

Modelling From Particle In-Flight to Coating Build-Up for Thermal Spray Processes

G. Wei, H. Xiong, L. Zheng, H. Zhang
Proc. ASME. HT-FED2004, Volume 3, 989-998, July 11–15, 2004
Publisher: American Society of Mechanical Engineers
Paper No: HT-FED2004-56368
https://doi.org/10.1115/HT-FED2004-56368
View Paper titled, Modelling From Particle In-Flight to Coating Build-Up for Thermal Spray Processes
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Topics: Coatings, Flight, Modeling, Particulate matter, Sprays, Flames, Plasmas (Ionized gases), Adhesion, Ceramic coatings, Computer simulation
Proceedings Papers

Modeling of Multi-Species Transfer During Aluminum Nitride Vapor Growth

D. Cai, L. L. Zheng, H. Zhang
Proc. ASME. HT-FED2004, Volume 3, 999-1007, July 11–15, 2004
Publisher: American Society of Mechanical Engineers
Paper No: HT-FED2004-56394
https://doi.org/10.1115/HT-FED2004-56394
View Paper titled, Modeling of Multi-Species Transfer During Aluminum Nitride Vapor Growth
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Topics: Aluminum, Modeling, Vapors, Epitaxy, Flow (Dynamics), Heat transfer, Pressure, Boats, Computer simulation, Design
Proceedings Papers

Simulation of Heat Transfer in a Vertical Tubular CVD Reactor

D. Cai, L. L. Zheng, Y. Wan, M. Chandra
Proc. ASME. HT2003, Heat Transfer: Volume 3, 673-680, July 21–23, 2003
Publisher: American Society of Mechanical Engineers
Paper No: HT2003-47139
https://doi.org/10.1115/HT2003-47139
View Paper titled, Simulation of Heat Transfer in a Vertical Tubular CVD Reactor
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Topics: Chemical vapor deposition, Heat transfer, Simulation, Polysilicon, Cooling, Computation, Computer simulation, Design, Flow (Dynamics), Fluid dynamics
Proceedings Papers

Three-Dimensional Simulation of Plasma Spray Jet

H. Xiong, L. L. Zheng, S. Sampath, Jim Fincke, Richard Williamson
Proc. ASME. HT2003, Heat Transfer: Volume 3, 689-697, July 21–23, 2003
Publisher: American Society of Mechanical Engineers
Paper No: HT2003-47153
https://doi.org/10.1115/HT2003-47153
View Paper titled, Three-Dimensional Simulation of Plasma Spray Jet
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Topics: Plasmas (Ionized gases), Simulation, Sprays, Plasma jets, Particulate matter, Ejectors, Evaporation, Flight, Flow (Dynamics), Gas flow
Proceedings Papers

Continuous Silicon Wafer Manufacturing by EFG Method

C. Wang, D. Sun, H. Zhang, L. Zheng, B. Yang
Proc. ASME. HT2003, Heat Transfer: Volume 3, 13-21, July 21–23, 2003
Publisher: American Society of Mechanical Engineers
Paper No: HT2003-47007
https://doi.org/10.1115/HT2003-47007
View Paper titled, Continuous Silicon Wafer Manufacturing by EFG Method
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Topics: Boundary-value problems, Computer simulation, Electromagnetic fields, Heat, Manufacturing, Mass transfer, Semiconductor wafers, Silicon, Solidification, Temperature
Proceedings Papers

CFD-Aided Design for Polysilicon Production System

D. Cai, L. L. Zheng, H. Zhang, Y. Wan, A. V. Hariharan, M. Chandra
Proc. ASME. IMECE2002, Heat Transfer, Volume 5, 15-20, November 17–22, 2002
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2002-33077
https://doi.org/10.1115/IMECE2002-33077
View Paper titled, CFD-Aided Design for Polysilicon Production System
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Topics: Computational fluid dynamics, Design, Manufacturing systems, Polysilicon, Flow (Dynamics), Hydrogen, Chemical vapor deposition, Engineering simulation, Fluid dynamics, Gases
Proceedings Papers

Melting/Oxidation Behavior of In-Flight Particles in Plasma Spray Processes

H. Xiong, L. L. Zheng, S. Sampath, Jim Fincke
Proc. ASME. IMECE2002, Heat Transfer, Volume 7, 317-326, November 17–22, 2002
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2002-32519
https://doi.org/10.1115/IMECE2002-32519
View Paper titled, Melting/Oxidation Behavior of In-Flight Particles in Plasma Spray Processes
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Topics: Evaporation, Flight, Melting, Oxidation, Particulate matter, Plasmas (Ionized gases), Sprays
Proceedings Papers

Melting Behavior of In-Flight Particles and Its Effects on Splat Morphology in Plasma Spraying

H. Zhang, H. B. Xiong, L. L. Zheng, A. Vaidya, L. Li, S. Sampath
Proc. ASME. IMECE2002, Heat Transfer, Volume 7, 309-316, November 17–22, 2002
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2002-32514
https://doi.org/10.1115/IMECE2002-32514
View Paper titled, Melting Behavior of In-Flight Particles and Its Effects on Splat Morphology in Plasma Spraying
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Topics: Flight, Melting, Particulate matter, Plasma spraying, Particle size, Temperature, Computer simulation
Proceedings Papers

Modeling of a Gallium Nitride Epitaxy Growth System

D. Cai, B. Wu, L. L. Zheng, H. Zhang, W. J. Mecouch, Z. Sitar
Proc. ASME. IMECE2004, Heat Transfer, Volume 1, 133-138, November 13–19, 2004
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2004-59819
https://doi.org/10.1115/IMECE2004-59819
View Paper titled, Modeling of a Gallium Nitride Epitaxy Growth System
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Topics: Epitaxy, Gallium nitride, Modeling, Boundary-value problems, Gallium, Heat transfer, Vapors, Computer simulation, Design, Engineering simulation
Proceedings Papers

Numerical Simulation of Radio Frequency Induction Plasma Spray Processing

H.-B. Xiong, L. L. Zheng, J. Margolies, S. Sampath
Proc. ASME. IMECE2004, Heat Transfer, Volume 3, 427-435, November 13–19, 2004
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2004-59895
https://doi.org/10.1115/IMECE2004-59895
View Paper titled, Numerical Simulation of Radio Frequency Induction Plasma Spray Processing
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Topics: Computer simulation, Electromagnetic induction, Plasmas (Ionized gases), Sprays, Particulate matter, Feedstock, Flight, Heating, Plasma jets, Thermofluids
Proceedings Papers

Dependence of Radiation Effects on System Configuration and Physical Properties in Bridgman Growth of Optical Crystals

Y. Ma, L. L. Zheng
Proc. ASME. IMECE2004, Heat Transfer, Volume 3, 437-445, November 13–19, 2004
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2004-59907
https://doi.org/10.1115/IMECE2004-59907
View Paper titled, Dependence of Radiation Effects on System Configuration and Physical Properties in Bridgman Growth of Optical Crystals
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Topics: Crystals, Radiation effects, Crystal growth, Heat transfer, Temperature distribution, Computer simulation, Emissivity, Furnaces, Geometry, Melting
Proceedings Papers

Meniscus Dynamics in Material Processing

B. Yang, J. Rickers, M. Wong, L. L. Zheng
Proc. ASME. IMECE2004, Heat Transfer, Volume 3, 363-369, November 13–19, 2004
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2004-59204
https://doi.org/10.1115/IMECE2004-59204
View Paper titled, Meniscus Dynamics in Material Processing
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Topics: Dynamics (Mechanics), Materials processing, Dynamic response, Steady state, Fibers, Nanotubes, Product quality, Shapes, Wetting