Personal profile
In Korean
홍정구 교수(공과대학 기계공학부)
Education
o (1994) B.A., KYUNGPOOK NATIONAL UNIVERSITY
o (1996) M.A., KYUNGPOOK NATIONAL UNIVERSITY
o (2008) Ph.D., KOREA ADVANCED INSTITUTE of SCIENCE and TECHNOLOGY (KAIST)
o (1996) M.A., KYUNGPOOK NATIONAL UNIVERSITY
o (2008) Ph.D., KOREA ADVANCED INSTITUTE of SCIENCE and TECHNOLOGY (KAIST)
Professional Experience
o (2023~present) Professor, KYUNGPOOK NATIONAL UNIVERSITY, Daegu
o (2018~2023) Associate Professor, KYUNGPOOK NATIONAL UNIVERSITY, Daegu
o (2012~2018) Assistant Professor, KYUNGPOOK NATIONAL UNIVERSITY, Daegu
o (2008~2009) Senior Researcher, Research Institute of Industrial Science & Technology (RIST), Pohang
o (2007~2008) Postdoctoral Researcher, Combustion Engineering Research Center(CERC), Daejeon
o (2018~2023) Associate Professor, KYUNGPOOK NATIONAL UNIVERSITY, Daegu
o (2012~2018) Assistant Professor, KYUNGPOOK NATIONAL UNIVERSITY, Daegu
o (2008~2009) Senior Researcher, Research Institute of Industrial Science & Technology (RIST), Pohang
o (2007~2008) Postdoctoral Researcher, Combustion Engineering Research Center(CERC), Daejeon
Research Interests
Combustion,Gas Turbine, Atomization, Nozzle design, N2O, Carbon Black
Major Research Achievements
o Asymmetric Spray Characteristics According to Y‑Jet Nozzle Orifice Shape and Spray Conditions
o Spray Mode and Monodisperse Droplet Properties of an Electrospray
o Effect of the Oxygen Concentration and Temperature on Thermal Decomposition of N2O in an Inert Gas
o Combustion Using Oxygen-Lancing in a Reheating Furnace
o Spray Mode and Monodisperse Droplet Properties of an Electrospray
o Effect of the Oxygen Concentration and Temperature on Thermal Decomposition of N2O in an Inert Gas
o Combustion Using Oxygen-Lancing in a Reheating Furnace
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Collaborations and top research areas from the last five years
Recent external collaboration on country/territory level. Dive into details by clicking on the dots or
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Electrospray cooling dynamics: Impact of spray mode transitions and flow rates on heat transfer regimes
Kim, J. Y., Choi, S. H. & Hong, J. G., 1 Mar 2026, In: Physics of Fluids. 38, 3, 032011.Research output: Contribution to journal › Article › peer-review
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Experimental investigation of heat transfer characteristics of distilled water and ethanol in electrospray surface cooling
Kim, J., Lee, M. & Hong, J. G., Apr 2026, In: International Journal of Heat and Fluid Flow. 119, 110280.Research output: Contribution to journal › Article › peer-review
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Brazing characteristics of vertical joints with silver copper eutectic alloy Ag72Cu28 for RFQ section brazing stage
Kim, K. H. & Hong, J. G., Oct 2025, In: Journal of the Korean Physical Society. 87, 7, p. 892-901 10 p.Research output: Contribution to journal › Article › peer-review
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Experimental study of twin-fluid flow differences and Sauter mean diameter prediction according to Y-jet nozzle mixing-tube design
Lee, S. J., Kim, J. Y., Lee, M. H. & Hong, J. G., Feb 2025, In: International Journal of Multiphase Flow. 183, 105063.Research output: Contribution to journal › Article › peer-review
4 Scopus citations -
Effects of structural variation in electrospray systems on spray characteristics
Kim, J. Y., Lee, S. J., Lee, M. H., Kim, J. Y. & Hong, J. G., 12 Aug 2024, In: Soft Matter. 20, 34, p. 6791-6799 9 p.Research output: Contribution to journal › Article › peer-review
Open Access5 Scopus citations