1-8 of 8
Subin Shrestha
Close
Save search
Follow your search
Access your saved searches in your account
Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Proceedings Papers

An Investigation Into Multi-Track Deposition in Laser Powder-Bed Fusion: Transient Regions Analysis and Scan Length Effects

Santosh Rauniyar, Subin Shrestha, Kevin Chou
Proc. ASME. MSEC2022, Volume 2: Manufacturing Processes; Manufacturing Systems, V002T05A056, June 27–July 1, 2022
Paper No: MSEC2022-85746
DOI: https://doi.org/10.1115/MSEC2022-85746
View Paper
PDF
Topics: Additive manufacturing, Lasers, Transients (Dynamics)
Proceedings Papers

A Numerical Study on the Keyhole Formation During Laser Powder Bed Fusion Process

Subin Shrestha, Y. Kevin Chou
Proc. ASME. MSEC2019, Volume 1: Additive Manufacturing; Manufacturing Equipment and Systems; Bio and Sustainable Manufacturing, V001T01A015, June 10–14, 2019
Paper No: MSEC2019-2987
DOI: https://doi.org/10.1115/MSEC2019-2987
View Paper
PDF
Topics: Lasers
Journal Articles

A Numerical Study on the Keyhole Formation During Laser Powder Bed Fusion Process

Subin Shrestha, Y. Kevin Chou
Journal: Journal of Manufacturing Science and Engineering
Article Type: Research-Article
J. Manuf. Sci. Eng. October 2019, 141(10): 101002.
Paper No: MANU-19-1266
DOI: https://doi.org/10.1115/1.4044100
Published Online: July 31, 2019
View Article
PDF
Topics: Lasers, Melting, Simulation, Vapors, Density, Heat conduction, Shapes, Pressure, Evaporation, Discrete element methods
Journal Articles

A Study of Keyhole Porosity in Selective Laser Melting: Single-Track Scanning With Micro-CT Analysis

Subin Shrestha, Thomas Starr, Kevin Chou
Journal: Journal of Manufacturing Science and Engineering
Article Type: Research-Article
J. Manuf. Sci. Eng. July 2019, 141(7): 071004.
Paper No: MANU-19-1032
DOI: https://doi.org/10.1115/1.4043622
Published Online: May 14, 2019
View Article
PDF
Topics: Density, Lasers, Melting, Porosity, Design
Proceedings Papers

Porosity Analysis in Metal Additive Manufacturing by Micro-CT

Subin Shrestha, Thomas Starr, Kevin Chou
Proc. ASME. IMECE2018, Volume 2: Advanced Manufacturing, V002T02A059, November 9–15, 2018
Paper No: IMECE2018-87897
DOI: https://doi.org/10.1115/IMECE2018-87897
View Paper
PDF
Topics: Additive manufacturing, Metals, Porosity, Density, Lasers, Computerized tomography, Melting, Heat conduction, Resolution (Optics)
Proceedings Papers

Mesoscopic Simulation Model to Predict Temperature Distribution and Melt Pool Size During Selective Laser Scanning

Subin Shrestha, Kevin Chou
Proc. ASME. MSEC2018, Volume 1: Additive Manufacturing; Bio and Sustainable Manufacturing, V001T01A043, June 18–22, 2018
Paper No: MSEC2018-6644
DOI: https://doi.org/10.1115/MSEC2018-6644
View Paper
PDF
Topics: Lasers, Mesoscopic systems, Simulation models, Temperature distribution, Melting, Simulation, Additive manufacturing, Errors, Fluids, Heat
Proceedings Papers

Process Effect on Part Surface Roughness in Powder-Bed Electron Beam Additive Manufacturing

Subin Shrestha, Y. Kevin Chou
Proc. ASME. MSEC2017, Volume 2: Additive Manufacturing; Materials, V002T01A017, June 4–8, 2017
Paper No: MSEC2017-3015
DOI: https://doi.org/10.1115/MSEC2017-3015
View Paper
PDF
Proceedings Papers

Stress and Deformation Evaluations of Scanning Strategy Effect in Selective Laser Melting

Bo Cheng, Subin Shrestha, Y. Kevin Chou
Proc. ASME. MSEC2016, Volume 3: Joint MSEC-NAMRC Symposia, V003T08A009, June 27–July 1, 2016
Paper No: MSEC2016-8819
DOI: https://doi.org/10.1115/MSEC2016-8819
View Paper
PDF
Topics: Deformation, Lasers, Melting, Stress, Finite element methods, Geometry, Heat, Laser beams, Residual stresses, Temperature