Publications

2023

• Cha, S., Kim, N. Y., Yang, I., Lee, S., & Do, H. (2023). Ketone dopant-induced dynamic quenching of liquid fuel fluorescence for two-phase flow visualization. Journal of Mechanical Science and Technology, 1-9. 

• Kim, S. W., Choi, J., Byun, H., Yoon, T., Carter, C. D., & Do, H. (2023). Detection of molecular oxygen using nanosecond-laser-induced plasma. Optics Express, 31(20), 32504-32515. 

• Rubiella, C., Yoon, T., Kim, S., & Do, H. (2023). Laser-induced breakdown spectroscopy using modulated ns-laser pulses for multi-property measurements in high-pressure combustion environments. Combustion and Flame, 255, 112941. 

• Cha, S., Kim, N. Y., Do, H., & Kang, K. (2023). Novel Quasi-One-Dimensional Analysis of a Choked Transonic Reacting Flow with Finite-Rate Chemistry. AIAA Journal, 61(10), 4296-4306.

• Byun, H., Do, H., Kim, K., Kang, K., & Bae, J. (2023). Two-component seedless velocimetry utilizing laser-induced shockwaves. Experimental Thermal and Fluid Science, 110924. 

• Kim, S., Choi, J., Park, H., Yoon, T., & Do, H. (2023). Gas composition measurements in randomly distributed and fast moving gas bubbles in two-phase fluids. Optics Express, 31(9), 14255. https://doi.org/10.1364/oe.487036

• Yoon, T., Kim, S. W., Byun, H., Kim, Y., Carter, C. D., & Do, H. (2023). Deep learning-based denoising for fast time-resolved flame emission spectroscopy in high-pressure combustion environment. Combustion and Flame, 248, 112583. 

2022

• Yoon, T., Kang, Y. E., Kim, S. W., Park, Y., Yee, K., Carter, C. D., ... & Do, H. (2022). Proper orthogonal decomposition of continuum-dominated emission spectra for simultaneous multi-property measurements. Energy, 124458. 

• Park, Y., Kim, K., Kim, S., Carter, C. D., & Do, H. (2022). Nanosecond laser pulse modulation using seed electrons from cascade ionization induced by inverse-Bremsstrahlung photon absorption. Optics Express, 30(4), 6037-6050. 

• Liu, Q., Kang, K., & Do, H. (2022). "Inlet buzz phenomenon driven by flow choking in high-enthalpy Mach 4.5 flows using circular scramjet models". Acta Astronautica.

2021

• Byun, H., Bae, J., Yoon, T., Yang, I., Lee, S., Carter, C. D., & Do, H. (2021). "Velocity measurements in a supersonic wind tunnel with a novel calibration-free seedless velocimetry utilizing laser-induced shockwaves and a double-line probe system ". International Journal of Heat and Mass Transfer, 122246.

• Kim, H., Gong, Y. K., Choi, J., Do, H., Lee, G., & Kang, S. (2021). Primary Parameters of Swirl Decay in Turbulent Swirling Flows Inside Annular Pipes. AIAA Journal, 59(12), 5251-5265. 

• Bae, J., Byun, H., Yoon, T., Carter, C. D., & Do, H. (2021). "Novel calibration-free seedless velocimetry using laser-induced shockwwave". Experimental Thermal and Fluid Science, 126, 110384.

• Kang, K., Kato, N., Im, S. K., & Do, H. (2021). Fast-acting boundary-layer suction control of unstarting flows in an ethylene-fueled dual-mode scramjet. AIAA Journal, 59(8), 3106-3117. 

2020

• Kang, K., Wermer, L., Im, S., Song, S. J., & Do, H. (2020). "Fast-Acting Boundary-Layer Suction to Control Unstarting and Unstarted Flows". AIAA Journal, 1-11.

2019

• Oh, S., Bae, S., Carter, C. D., & Do, H. (2019). "Laser pulse width control using inverse-Bremsstrahlung photon absorption". Optics Letters, 44(15), 3721-3724.

• Bae, J., Lee, H. J., Choi, H., & Park, D. C. (2019). "Hydraulic and internal flow characteristics of swirling superheated hydrocarbon liquid jets. International Journal of Heat and Mass Transfer", 137, 1014-1026.

• McGann, B., Lee, T., Ombrello, T., Carter, C. D., Hammack, S. D., & Do, H. (2019). "Inlet distortion effects on fuel distribution and ignition in scramjet cavity flameholder". Journal of Propulsion and Power, 35(3), 601-613.

• DiCristina, G., Kang, K., Song, S. J., Choi, J. H., Do, H., & Im, S. K. (2019). "Visualization of streamline tracing inlet-isolator flows using a planar laser Rayleigh scattering imaging technique". Journal of Visualization, 22(2), 359-369.

• Kim, N., Park, H., & Do, H. (2019). "Evolution of cavitation bubble in tap water by continuous-wave laser focused on a metallic surface". Langmuir, 35(9), 3308-3318.

2018

• Choi, J., Jung, E., Kang, S., & Do, H. (2018). "Modeling Swirl Decay Rate of Turbulent Flows in Annular Swirl Injectors". AIAA Journal, 56(12), 4910-4926.

• Im, S. K., & Do, H. (2018). "Unstart phenomena induced by flow choking in scramjet inlet-isolators". Progress in Aerospace Sciences, 97, 1-21.

2017

• Kim, J. H., Lee, S. H., Do, H., & Yoh, J. J. (2017). "Instantaneous monitoring of local fuel concentration in a liquid hydrocarbon-fueled flame using a LIBS plug". Energy, 140, 18-26.

• Liu, Q., Baccarella, D., Lee, T., Hammack, S., Carter, C. D., & Do, H. (2017). "Influences of inlet geometry modification on scramjet flow and combustion dynamics". Journal of Propulsion and Power, 33(5), 1179-1186.

• Sun, H., Lee, J., Do, H., Im, S. K., & Soo Bak, M. (2017). "Experimental and numerical studies on carbon dioxide decomposition in atmospheric electrodeless microwave plasmas". Journal of Applied Physics, 122(3), 033303.

• Liu, Q., Baccarella, D., Hammack, S., Lee, T., Carter, C. D., & Do, H. (2016). "Influences of freestream turbulence on flame dynamics in a supersonic combustor". AIAA Journal, 55(3), 913-918.

• McGann, B., Carter, C. D., Ombrello, T. M., Hammack, S., Lee, T., and Do, H. (2017). "Gas property measurements in a supersonic combustor using nanosecond gated laser-induced breakdown spectroscopy with direct spectrum matching". Proceedings of the Combustion Institute (2017), vol. 36(2), pp. 2857-2864.

2016

• S. Im, D. Baccarella, B. McGann, Q. Liu, L. Wermer and H. Do, "Unstart phenomena induced by mass addition and heat release in a model scramjet," J. Fluid Mech. (2016), Vol. 797, pp. 604-629

• Kazunobu Kobayashi, Moon Soo Bak, Hiroki Tanaka, Campbell Carter, Hyungrok Do, "Laser-induced breakdown emission in hydrocarbon fuel mixtures," J. Phys. D: Appl. Phys. 49 (2016) 155201 (7pp)

• D Baccarella, Q Liu, A Passaro, T Lee and H. Do, "Development and testing of the ACT-1 experimental facility for hypersonic combustion research," Meas. Sci. Technol. 27 (2016) 045902 (12pp)

• Constandinos M. Mitsingas, Rajavasanth Rajasegar, Stephen Hammack, Hyungrok Do, Tonghun Lee, "High energy efficiency plasma conversion of CO2 at atmospheric pressure using a direct-coupled microwave plasma system," IEEE Transactions on Plasma Science, Vol. 44, No. 4, April 2016

• Seok Hwan Lee, Hyungrok Do, Jack J. Yoh, "Simultaneous optical ignition and spectroscopy of a two-phase spray flame," Combustion and Flame 165 (2016) 334-345

• Moon Soo Bak, Brendan McGann, Campbell Carter, Hyungrok Do, "Determinants of laser-induced breakdown spectra in N2-O2 mixtures," J. Phys. D: Appl. Phys. 49 (2016) 125202 (10pp)

• Rajavasanth Rajasegar, Constandinos M. Mitsinga, Eric K. Mayhew, Stephen Hammack, Hyungrok Do, Tonghun Lee, "Effects of continuous volumetric direct-coupled nonequilibrium atmospheric microwave plasma discharge on swirl-stabilized premixed flames," IEEE Transactions on Plasma Science, Vol. 44, No. 1, January 2016

2015

• Brendan McGann, Campbell D. Carter, Timothy Ombrello, Hyungrok Do, "Direct spectrum matching of laser-induced breakdown for concentration and gas density measurements in turbulent reacting flows," Combustion and Flame 162 (2015) 4479-4485

• Hyungrok Do, Campbell D. Carter, Qili Liu, Timothy M. Ombrello, Stephen Hammack, Tonghun Lee, Kuang-Yu Hsu, "Simultaneous gas density and fuel concentration measurements in a supersonic combustor using laser induced breakdown," Proceddings of the Combustion Institute 35 (2015) 2155-2162

2014

• Qili Liu, Damiano Baccarella, Hyungrok Do, "Ethylene flame dynamics and inlet unstart in a model scramjet," Journal of Propulsion and Power Vol. 30, No. 6, November-December 2014

2013

• Hyungrok Do, Campbell Carter, "Hydrocarbon fuel concentration measurement in reacting flows using short-gated emission spectra of laser induced plasma," Combustion and Flame 160 (2013) 601-609