Photo of Sukwon Choi

Sukwon Choi

Assistant Professor

Affiliation(s):

  • Mechanical and Nuclear Engineering
  • Mechanical Engineering

306 Reber Building

sfc5185@psu.edu

814-863-4355

Personal or Departmental Website

Research Areas:

Energy Systems, Thermal/Fluid Sciences

Interest Areas:

Micro/nanoscale thermal characterization; Multi-physics analysis of microelectronics and MEMS; Wide bandgap/ultra-wide bandgap semiconductor devices; Thermal management of microelectronics; Semiconductor device reliability

 
 

 

Education

  • BS, Mechanical Engineering, Hanyang University, 2005
  • MS, Automotive Engineering, Hanyang University, 2007
  • Ph D, Mechanical Engineering, Georgia Institute of Technology, 2013

Publications

Book, Chapters

  • Sukwon Choi, Samuel Graham, Eric Heller and Donald Dorsey, 2013, The analysis of wide band gap semiconductors using Raman spectroscopy, Springer New York, pp. 545-582

Journal Articles

  • Sukwon Choi, G. M. Peake, G. A. Keeler, K. M. Geib, R. D. Briggs, T. E. Beechem, R. A. Shaffer, J. Clevenger, G. A. Patrizi, J. F. Klem, A. Tauke-Pedretti and C. D. Nordquist, 2016, "Thermal Design and Characterization of Heterogeneously Integrated InGaP/GaAs HBTs", IEEE Transactions on Components, Packaging and Manufacturing Technology, 6, (5), pp. 740-748
  • Sukwon Choi and Benjamin A Griffin, 2016, "Local residual stress monitoring of aluminum nitride MEMS using UV micro-Raman spectroscopy", Journal of Micromechanics and Microengineering, 26, (2), pp. 025009
  • Christopher D Nordquist, Darren W Branch, Tammy Pluym, Sukwon Choi, Janet H Nguyen, Alejandro Grine, Christopher W Dyck, Sean M Scott, Molly N Sing, Roy H Olsson and III, 2016, "MEMS switching of contour-mode aluminum nitride resonators for switchable and reconfigurable radio frequency filters", Journal of Micromechanics and Microengineering, 26, (10), pp. 104001
  • Sukwon Choi, E.R. Heller, D. Dorsey, R. Vetury and S. Graham, 2013, "Thermometry of AlGaN/GaN HEMTs using multispectral Raman features", Electron Devices, IEEE Transactions on, 60, (6), pp. 1898-1904
  • Eric Heller, Sukwon Choi, Donald Dorsey, Ramakrishna Vetury and Samuel Graham, 2013, "Electrical and structural dependence of operating temperature of AlGaN/GaN {HEMTs}", Microelectronics Reliability, 53, (6), pp. 872 - 877
  • Sukwon Choi, Eric Heller, Donald Dorsey, Ramakrishna Vetury and Samuel Graham, 2013, "Analysis of the residual stress distribution in AlGaN/GaN high electron mobility transistors", Journal of Applied Physics, 113, (9)
  • Sukwon Choi, E.R. Heller, D. Dorsey, R. Vetury and S. Graham, 2013, "The impact of bias conditions on self-heating in AlGaN/GaN HEMTs", Electron Devices, IEEE Transactions on, 60, (1), pp. 159-162
  • Sukwon Choi, Eric Heller, Donald Dorsey, Ramakrishna Vetury and Samuel Graham, 2013, "The impact of mechanical stress on the degradation of AlGaN/GaN high electron mobility transistors", Journal of Applied Physics, 114, (16)
  • Byoungnam Park, Sukwon Choi, Samuel Graham and Elsa Reichmanis, 2012, "Memory and photovoltaic elements in organic field effect transistors with donor/acceptor planar-hetero junction interfaces", The Journal of Physical Chemistry C, 116, (17), pp. 9390-9397
  • B. Pant, Sukwon Choi, E. K. Baumert, B. L. Allen, S. Graham, K. Gall and O. N. Pierron, 2011, "MEMS-based nanomechanics: Influence of MEMS design on test temperature", Experimental Mechanics, 52, (6), pp. 607–617
  • Sukwon Choi, K. Chu, J. Ryu and M. Sunwoo, 2009, "Empirical modeling of a polymer electrolyte fuel cell based on water transport investigation and current interrupt measurement", International Journal of Automotive Technology, 10, (6), pp. 719–732

Conference Proceedings

  • James Dallas, Georges Pavlidis, Bikramjit Chatterjee, James Spencer Lundh, M. Ji, J. Kim, T. Kao, T. Detchprohm, R. D. Dupuis, S. Shen, S. Graham and Sukwon Choi, 2017, "Thermal Characterization of GaN Vertical p-i-n Diodes", IEEE The Intersociety Conference on Thermal and Thermomechanical Phenomena in Electronic Systems
  • James Spencer Lundh, Bikramjit Chatterjee, James Dallas, Hyungtak Kim and Sukwon Choi, 2017, "Integrated Temperature Mapping of Lateral Gallium Nitride Electronics", IEEE The Intersociety Conference on Thermal and Thermomechanical Phenomena in Electronic Systems
  • Bikramjit Chatterjee, James Spencer Lindh, James Dallas, Hyungtak Kim and Sukwon Choi, 2017, "Electro-Thermal Reliability Study of GaN High Electron Mobility Transistors", IEEE The Intersociety Conference on Thermal and Thermomechanical Phenomena in Electronic Systems

Abstracts

  • James Dallas and Sukwon Choi, 2016, "Thermal Characterization of GaN Vertical Devices Using Optical Methods", Research Penn State 2016: Materials Day Reinvented
  • Bikramjit Chatterjee, James Spencer Lundh, James Dallas, Hyungtak Kim and Sukwon Choi, 2016, "Asymmetric Self-Heating in AlGaN/GaN HEMTs and Implications on Device Reliability", IEEE Lester Eastman Conference on High Performance Devices
  • James Dallas and Sukwon Choi, 2016, "Thermal Characterization of GaN Vertical Devices Using Optical Methods", PPG Undergraduate Research Fellowship Presentation
  • Sukwon Choi and James Spencer Lundh, 2015, "Introducing the Thermal Characterization Laboratory (TCL) at PSU", Penn State Materials Day 2015

Research Projects

  •   -  , "Air Force's Young Investigator Research Program (YIP)," (Sponsor: Air Force Office of Scientific Research).

Honors and Awards

  • CY 2014 NNSA Defense Programs Awards of Excellence, National Nuclear Security Administration (NNSA), November 2015
  • 2014 M. Hetényi Award, Society for Experimental Mechanics (SEM), June 2013
  • Air Force’s Young Investigator Award, Air Force Office of Scientific Research (AFOSR), October 2016

Service

Service to Penn State:

  • Committee Member, Faculty Candidate Search Committee, Emerging Areas Search Committee Group, August 2016 - February 2017
  • Advisor, January 2016 - March 2016
  • Committee Member, Undergraduate Advising Task Force Committee member, August 2015 - December 2015
  • Committee Member, Thermodynamics candidacy exam committee member, August 2015
  • Advisor, December 2016
  • Advisor, October 2016

Service to External Organizations:

  • External Reviewer, 2017 NDSEG Scholarship Evaluation Panel, The American Society for Engineering Education, January 2017 - February 2017
  • Session Co-ChairIEEE Intersociety Thermal and Thermomechanical Conference, Modeling & Finite Element Technique Session, May 2017 - June 2017
  • Session ChairIEEE Intersociety Thermal and Thermomechanical Conference, Emerging Materials and Thermal Phenomenon Session, May 2017 - June 2017
  • Topic Co-ChairASME International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, Microelectronics and Optoelectronic Systems Integration Session, August 2017 - September 2017
  • External Reviewer, Proposal Panel Review, National Science Foundation, Thermal Transport Processes program, February 2017 - March 2017
  • External Reviewer, NSF CAREER Panel Review, National Science Foundation, Electronics, Photonics and Magnetic Devices Program, September 2016 - October 2016
  • External Reviewer, Proposal Evaluation, Air Force Office of Scientific Research, November 2016 - December 2016
 


 

About

The Department of Mechanical and Nuclear Engineering at Penn State is one of the nation’s largest and most successful engineering departments. We serve more than 1,000 undergraduate students and more than 330 graduate students

We offer B.S. degrees in mechanical engineering and nuclear engineering as well as resident (M.S., Ph.D.) and online (M.S., M.Eng.) graduate degrees in nuclear engineering and mechanical engineering. MNE's strength is in offering hands-on experience in highly relevant research areas, such as energy, homeland security, biomedical devices, and transportation systems.

Department of Mechanical and Nuclear Engineering

137 Reber Building

The Pennsylvania State University

University Park, PA 16802-4400

Phone: 814-865-2519