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Moo Hwan Kim

Pohang University of Science and Technology · Engineering

About the Lab

Professor Moo Hwan Kim's research lab specializes in advanced thermal fluid dynamics and heat transfer, with a primary focus on critical heat flux (CHF) enhancement on structured surfaces. The lab investigates the underlying mechanisms of boiling heat transfer using cutting-edge synchrotron X-ray imaging techniques to visualize complex interfacial phenomena in real time. Their work aims to improve the safety and efficiency of thermal systems in applications ranging from nuclear reactors to electronic cooling. The lab also explores surface engineering and micro/nano-structured surfaces to optimize heat transfer performance.

critical heat fluxboiling heat transfersynchrotron X-ray imagingstructured surfacesthermal systems

Research Overview

Papers
270
Total Citations
7,813
Papers (5y)
43
Primary Field
Engineering

Research Output Trend

Figures are computed from collected data and may differ slightly.

Publications per year (5y)
43total
2019
2020
2021
2022
2023
Citations per year (5y)
645total
20192020202120222023

Selected Papers

15
1
Article|429 citations·2011
A study of nucleate boiling heat transfer on hydrophilic, hydrophobic and heterogeneous wetting surfaces
HangJin Jo, Ho Seon Ahn, Soon-Ho Kang, Moo Hwan Kim
SJR Q1International Journal of Heat and Mass Transfer
Mechanical EngineeringEngineering
2
Article|228 citations·2006
Effect of nanoparticles on CHF enhancement in pool boiling of nano-fluids
Hyungdae Kim, Jeongbae Kim, Moo Hwan Kim
SJR Q1International Journal of Heat and Mass Transfer
Mechanical EngineeringEngineering
3
Article|211 citations·2007
Experimental studies on CHF characteristics of nano-fluids at pool boiling
Hyung Dae Kim, Jeongbae Kim, Moo Hwan Kim
SJR Q1International Journal of Multiphase Flow
Biomedical EngineeringEngineering
4
Article|192 citations·2010
Pool boiling CHF enhancement by micro/nanoscale modification of zircaloy-4 surface
Ho Seon Ahn, Chan Lee, Hyungdae Kim, HangJin Jo, Soon-Ho Kang, Joonwon Kim, Jeong-Seob Shin, Moo Hwan Kim
SJR Q1Nuclear Engineering and Design
Mechanical EngineeringEngineering
5
Article|182 citations·2010
Experimental study of the effects of flow acceleration and buoyancy on heat transfer in a supercritical fluid flow in a circular tube
Dong Eok Kim, Moo Hwan Kim
SJR Q1Nuclear Engineering and Design
Computational MechanicsEngineering
6
Article|170 citations·2009
Effects of nano-fluid and surfaces with nano structure on the increase of CHF
Seontae Kim, Hyung Dae Kim, Hyungmo Kim, Ho Seon Ahn, HangJin Jo, Joonwon Kim, Moo Hwan Kim
SJR Q1Experimental Thermal and Fluid Science
Mechanical EngineeringEngineering
7
Article|141 citations·2010
Experimental study of critical heat flux enhancement during forced convective flow boiling of nanofluid on a short heated surface
Ho Seon Ahn, Hyungdae Kim, HangJin Jo, Soon-Ho Kang, Won-Pyo Chang, Moo Hwan Kim
SJR Q1International Journal of Multiphase Flow
Biomedical EngineeringEngineering
8
Article|134 citations·2011
The effect of capillary wicking action of micro/nano structures on pool boiling critical heat flux
Ho Seon Ahn, Chan Lee, Joonwon Kim, Moo Hwan Kim
SJR Q1International Journal of Heat and Mass Transfer
Mechanical EngineeringEngineering
9
Article|113 citations·2014
Critical heat flux and nucleate boiling on several heterogeneous wetting surfaces: Controlled hydrophobic patterns on a hydrophilic substrate
HangJin Jo, SeolHa Kim, Hyun Sun Park, Moo Hwan Kim
SJR Q1International Journal of Multiphase Flow
Mechanical EngineeringEngineering
10
Article|110 citations·2012
Nucleate boiling performance on nano/microstructures with different wetting surfaces
HangJin Jo, SeolHa Kim, Hyungmo Kim, Joonwon Kim, Moo Hwan Kim
SJR Q1Nanoscale Research LettersOA

A study of nucleate boiling phenomena on nano/microstructures is a very basic and useful study with a view to the potential application of modified surfaces as heating surfaces in a number of fields. We present a detailed study of boiling experiments on fabricated nano/microstructured surfaces used as heating surfaces under atmospheric conditions, employing identical nanostructures with two different wettabilities (silicon-oxidized and Teflon-coated). Consequently, enhancements of both boiling h

Mechanical EngineeringEngineering
11
Article|77 citations·2004
An experimental study of condensation heat transfer inside a mini-channel with a new measurement technique
Jeong Seob Shin, Moo Hwan Kim
SJR Q1International Journal of Multiphase Flow
Mechanical EngineeringEngineering
12
Article|73 citations·2018
Synchrotron x-ray imaging visualization study of capillary-induced flow and critical heat flux on surfaces with engineered micropillars
Dong In Yu, Ho Jae Kwak, Hyunwoo Noh, Hyun Sun Park, Kamel Fezzaa, Moo Hwan Kim
SJR Q1Science AdvancesOA

Over the last several decades, phenomena related to critical heat flux (CHF) on structured surfaces have received a large amount of attention from the research community. The purpose of such research has been to enhance the safety and efficiency of a variety of thermal systems. A number of theories have been put forward to explain the key CHF enhancement mechanisms on structured surfaces. However, these theories have not been confirmed experimentally because of limitations in the available visua

Mechanical EngineeringEngineering
13
Article|72 citations·2015
Single bubble dynamics on hydrophobic–hydrophilic mixed surfaces
HangJin Jo, Hyun Sun Park, Moo Hwan Kim
SJR Q1International Journal of Heat and Mass Transfer
Mechanical EngineeringEngineering
14
Article|57 citations·2014
Heterogeneous bubble nucleation on ideally-smooth horizontal heated surface
HangJin Jo, Massoud Kaviany, Seol Ha Kim, Moo Hwan Kim
SJR Q1International Journal of Heat and Mass Transfer
Atmospheric ScienceEarth and Planetary Sciences
15
Article|56 citations·2017
Investigation of the effect of operating pressure on the performance of proton exchange membrane fuel cell: In the aspect of water distribution
Donggun Ko, Seungwoo Doh, Hyun Sun Park, Moo Hwan Kim
SJR Q1Renewable Energy
Electrical and Electronic EngineeringEngineering

Research Areas

Mechanical EngineeringComputational MechanicsMaterials ChemistryBiomedical EngineeringSurfaces, Coatings and FilmsAerospace Engineering

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