Joonsik Hwang

• 2020 May – Present, Assistant Professor, Center for Advanced Vehicular Systems (CAVS), Mississippi State University, MS, USA
• 2020 May – Present, Assistant Professor, Mechanical Engineering Department, Mississippi State University, MS, USA
• 2017 October – 2020 April, Postdoctoral Appointee, Combustion Research Facility (CRF), Sandia National Laboratories, Livermore, CA, USA
• 2017 March – 2017 September, Postdoctoral Appointee, Korea Advanced Institute of Science and Technology (KAIST), Daejeon, Republic of Korea
• 2016 December – 2017 January, Visiting Researcher, Indian Institute of Technology (IIT), Kanpur, India
• 2014 November – 2014 December, Visiting Researcher, Université d'Orléans, Orléans, France
• 2013 February – 2017 February, Research/Teaching Assistant, Korea Advanced Institute of Science and Technology (KAIST), Daejeon, Republic of Korea

• Compression/Spark ignition engines
• Alternative fuels (biodiesel, JP-8, natural gas…)
• Advanced combustion (plasma-assisted ignition, low-temperature combustion)
• Soot particle morphology by transmission electron microscopy (TEM)
• High-speed optical diagnostics and 3D tomographic reconstruction of turbulent spray flame
• Computational fluid dynamics (CFD) simulation of for internal/external fuel flow

• 2017 Travel fellowship award, Clean Combustion Research Center (CCRC), King Abdullah University of Science & Technology (KAUST)
• 2017 Best poster presentation award, International Society for Energy, Environment and Sustainability (ISEES)
• 2017 Best PhD thesis award, International Society for Energy, Environment and Sustainability (ISEES)
• 2016 Best research paper award, The Korean Society of Automotive Engineers (KSAE)
• 2013 University student scholarship, The Korean Society of Automotive Engineers (KSAE)
• 2011 The grand prize, Halla Visteon idea contest on creative automotive system, Halla Visteon Climate Control Corp.
• 2010 Best research paper award, aerospace research paper open exhibition, Korea Aerospace Industries (KAI)

Book Chapters

• J Hwang, W Kim, C Bae, Improvement of flame kernel growth by microwave-assisted plasma ignition, p129-142, Simulations and optical diagnostics for internal combustion engines, Springer, 2019.
• J Hwang, FS Hirner, C Bae, C Patel, T Gupta, AK Agarwal, Image-based flame temperature and soot analysis of biofuel spray combustion, p41-54, Engine Exhaust Particulates, Springer, 2019.
• C Patel, J Hwang, AK Agarwal, C Bae, Characterization of biodiesel sprays, p203-219, Two-phase flow for automotive and power generation sectors, Springer, 2019.
• J Hwang, C Bae, C Patel, T Gupta, AK Agarwal, Biodiesel soot characteristics, p45-55, Air Pollution and Control, Springer, 2018.

Journals

• M Arienti, J Hwang, LM Pickett, Y Shekhawat, A thermally-limited bubble growth model for the relaxation time of superheated fuels, International Journal of Heat and Mass Transfer 159, 120089, 2020.
• J Hwang, L Weiss, IK Karathanassis, P Koukouvinis, LM Pickett, SA Skeen, Spatio-temporal identification of plume dynamics by 3D computed tomography using engine combustion network spray G injector and various fuels, Fuel 280, 118359, 2020.
• L Weiss, M Wensing, J Hwang, LM Pickett, SA Skeen, Development of limited-view tomography for measurement of Spray G plume direction and liquid volume fraction, Experiments in Fluids 61, 51, 2020.
• C Patel, J Hwang, C Bae, RA Agarwal, AK Agarwal, Microscopic spray characteristics of biodiesels derived from Karanja, Jatropha, and waste cooking oils, Journal of Energy Resources Technology 142 (12),124501,2020.
• J Hwang, FS Hirner, C Bae, C Patel, T Gupta, AK Agarwal, HRTEM evaluation of primary soot particles originated in a small-bore biofuel compression-ignition engine, Applied Thermal Engineering 159, 113899, 2019.
• FS Firner, J Hwang, C Bae, C Patel, T Gupta, AK Agarwal, Performance and emission evaluation of a small-bore biodiesel compression-ignition engine, Energy 183, 971-982, 2019.
• C Patel, K Chandra, J Hwang, RA Agarwal, N Gupta, C Bae, T Gupta, AK Agarwal, Comparative compression ignition engine performance, combustion, and emission characteristics, and trace metals in particulates from Waste cooking oil, Jatropha and Karanja oil derived biodiesels, Fuel 236, 1366-1376, 2019.
• FS Hirner, J Hwang, C Bae, C Patel, T Gupta, AK Agarwal, Nanostructure characterization of soot particles from biodiesel and diesel spray flame in a constant volume combustion chamber, Fuel 235, 130-149, 2019.
• C Patel, J Hwang, K Chandra, RA Agarwal, C Bae, T Gupta, AK Agarwal, In-cylinder spray and combustion investigations in a heavy-duty optical engine fueled with waste cooking oil, Jatropha, and Karanja biodiesels, Journal of Energy Resources Technology 141 (1), 012201,2019.
• PM Pinazzi, J Hwang, D Kim, F Foucher, C Bae, Influence of injector spray angle and gasoline-diesel blending ratio on the low load operation in a gasoline compression ignition (GCI) engine, Fuel 222, 496-505, 2018.
• J Hwang, C Bae, C Patel, RA Agarwal, T Gupta, AK Agarwal, Investigations on air-fuel mixing and flame characteristics of biodiesel fuels for diesel engine application, Applied Energy 206, 1203-1213, 2017.
• J Hwang, W Kim, C Bae, W Choe, J Cha, S Woo, Application of a novel microwave-assisted plasma ignition system in a direct injection gasoline engine, Applied Energy 205, 562-576, 2017.
• J Hwang, Y Park, K Kim, J Lee, C Bae, Improvement of diesel combustion with multiple injections at cold condition in a constant volume combustion chamber, Fuel 197, 528-540, 2017.
• J Hwang, C Bae, J Park, W Choe, J Cha, S Woo, Microwave-assisted plasma ignition in a constant volume combustion chamber, Combustion and Flame 167, 86-96, 2016.
• J Hwang, C Bae, T Gupta, Application of waste cooking oil (WCO) biodiesel in a compression ignition engine, Fuel 176, 20-31, 2016.
• Y Jung, J Hwang, C Bae, Assessment of particulate matter in exhaust gas for biodiesel and diesel under conventional and low temperature combustion in a compression ignition engine, Fuel 165, 413-424, 2016.
• Y Park, J Hwang, C Bae, K Kim, J Lee, S Pyo, Effects of diesel fuel temperature on fuel flow and spray characteristics, Fuel 162, 1-7, 2015.
• D Kim, J Hwang, S Han, C Bae, Effects of cylinder head temperature and coolant velocity on the erosion behavior of water jacket in a diesel engine, Wear 342, 117-128, 2015.
• J Hwang, Y Park, C Bae, J Lee, S Pyo, Fuel temperature influence on spray and combustion characteristics in a constant volume combustion chamber (CVCC) under simulated engine operating conditions, Fuel 160, 424-433, 2015.
• J Hwang, Y Jung, C Bae, Spray and combustion of waste cooking oil biodiesel in a compression-ignition engine, International Journal of Engine Research 16 (5), 664-679, 2015.
• J Hwang, Y Jung, C Bae, Comprehensive assessment of soot particles from waste cooking oil biodiesel and diesel in a compression ignition engine, SAE International Journal of Fuels and Lubricants 8 (2015-01-0809), 290-297, 2015.
• J Hwang, D Qi, Y Jung, C Bae, Effect of injection parameters on the combustion and emission characteristics in a common-rail direct injection diesel engine fueled with waste cooking oil biodiesel, Renewable Energy 63, 9-17, 2014.

Conference Papers

• J Hwang, K Yasutomi, M Arienti, LM Pickett, Numerical investigation of near nozzle flash-boiling spray in an axial-hole transparent nozzle, 2020-01-0828, SAE World Congress, Detroit, 21-23 April, USA 2020.
• K Yasutomi, J Hwang, LM Pickett, B Sforzo, K Matusik, CF Powell, Transient internal nozzle flow in transparent multi-hole diesel injector, 2020-01-0830, SAE World Congress, Detroit, 21-23 April, USA 2020.
• K Yasutomi, J Hwang, Julien Manin, LM Pickett, M Arienti, S Daly, SA Skeen, Diesel injector elasticity effects on internal nozzle flow, 2019-01-2279, SAE Powertrain, Fuels and Lubricants, Kyoto, Japan, 26-29 August, 2019.
• PM Abers, E Cenker, K Yasutomi, J Hwang, LM Pickett, Effect of pressure cycling on gas exchange in a transparent fuel injector, 2019-01-2280, SAE Powertrain, Fuels and Lubricants, Kyoto, Japan, 26-29 August, 2019.
• J Hwang, L Weiss, LM Pickett, SA Skeen, The influence of ambient conditions and fuel type on gasoline spray plume direction, ILASS-AMERICAS (Institute for Liquid Atomization and Spray Systems), Tempe, USA 12-15 May, 2019.
• J Hwang, C Bae, C Patel, AK Agarwal, T Gupta, Near nozzle flow and atomization characteristics of biodiesel fuels in a constant volume chamber, 2017-01-2327, SAE Powertrain, Fuels and Lubricants, Beijing, China, 16-19 October, 2017.
• W Kim, J Hwang, C Bae, W Choe, J Cha, S Woo, Effects of microwave-assisted plasma ignition on flame initiation of premixed acetylene-air mixture, Asian Conference on Thermal Sciences(ACTS), Jeju, Republic of Korea, 26-30 March, 2017.
• J Hwang, C Bae, J Park, W Choe, J Cha, S Woo, F Foucher, C Mounaim-Rousselle, Microwave-assisted plasma ignition system (MAPIS) for a spark ignition engine, FISITA, Busan, Republic of Korea, 26-30 September, 2016.
• J Hwang, C Bae, C Patel, AK Agarwal, T Gupta, An experimental investigation on spray characteristics of waste cooking oil, jatropha, and karanja biodiesels in a constant volume combustion chamber, 2016-01-2263, SAE Powertrain, Fuels and Lubricants, Baltimore, USA, 24-26 October, 2016.
• J Hwang, Y Park, K Kim, C Bae, Spray and combustion process under simulated cold start condition in a constant volume combustion chamber, ASPACC (Asia-Pacific Conference on Combustion), Beijing, China, 19-22 July, 2015.
• J Hwang, Y Jung, C Bae, Comprehensive assessment of soot particles from waste cooking oil biodiesel and diesel in a compression ignition engine, 2015-01-0809, SAE World Congress, Detroit, 21-23 April, USA 2015.
• J Hwang, Y Park, K Kim, C Bae, J Lee, S Pyo, Effect of diesel fuel temperature on injection quantity and macroscopic spray characteristics, ILASS-ASIA (Institute for Liquid Atomization and Spray Systems), Shanghai, China 26-29 October, 2014.
• J Hwang, Y Jung, C Bae, Particulate morphology of waste cooking oil biodiesel and diesel in a heavy-duty diesel engine, International Conference on Optical Particle Characterization, Tokyo, Japan, 10-14 March, 2014.
• J Hwang, D Kim, S Han, C Bae, J Hong, S Shin, Effects of the surface temperature and the coolant velocity on the erosion behavior of water jacket in a diesel engine, ICMF 2013-377, ICMF (International Conference on Multiphase Flow), Jeju, Republic of Korea, 26-31 May, 2013.
• J Hwang, D Qi, Y Jung, C Bae, Effect of injection parameters on the combustion and emission characteristics in a compression ignition engine fuelled with waste cooking oil biodiesel, 2013-01-2662, SAE Powertrain, Fuels and Lubricants, Seoul, Republic of Korea, 21-23 October, 2013.