Journals     l     Conferences     l     Selected patents



A High-Temperature Carbonized Ceria Thermophotovoltaic Emitter beyond Tungsten


Seungtae Oh, Jin-Woo Cho, Dasol Jeong, Kyungjun Lee, Eun-Joo Lee, Seongjong Shin, Sun-Kyung Kim, and Youngsuk Nam


Dropwise condensation of acetone and ethanol for a high-performance lubricant-impregnated thermosyphon

International Journal of Heat and Mass Transfer, Submitted

Donghyun Seo, Jinsoo Park, Jaehwan Shim, Dong Hwan Shin, Youngsuk Nam and Jungho Lee


Enhancing heat transfer performance of a two-phase closed thermosyphon using a polymer-coated hydrophobic condenser

Applied Thermal Engineering, Submitted

Donghyun Seo, Jinsoo Park, Jaehwan Shim, Jeonghyeon Nam, Dong Hwan Shin, Youngsuk Nam and Jungho Lee


Organic/inorganic Hybrid Cerium Oxide-based Superhydrophobic Surface with Enhanced Weather Resistance


Seungtae Oh, Jaehwan Shim, Donghyun Seo, Myung Jin Shim, Sang Chul Han, Choongyeop Lee and Youngsuk Nam


Effects and limitations of superhydrophobic surfaces on the heat transfer performance of a two-phase closed thermosyphon

International Journal of Heat and Mass Transfer,  Vol. 176, pp. 121446

(2021). Link

Donghyun Seo, Jinsoo Park, Jaehwan Shim, Jeonghyeon Nam, Dong Hwan Shin, Youngsuk Nam and Jungho Lee


Gallium-Based Liquid Metal Alloy Incorporating Oxide-Free Copper Nanoparticle Clusters for High-Performance Thermal Interface Materials

International Journal of Heat and Mass Transfer,  Vol. 170, pp. 121012

(2021). Link

Seokkan Ki, Jaehwan Shim, Seungtae Oh, Eunjoo Koh, Donghyun Seo, Seunggeol Ryu, Jaechoon Kim and Youngsuk Nam



A Hierarchical flake surfaces with enhanced evaporative spray cooling performance for radiator applications

International Journal of Heat and Mass Transfer, In review

Seokkan Ki, Donghyun Seo, Jaehwan Shim, Byungyun Moon and Youngsuk Nam


Adhesion Promoter Layers for Durable and High-Performance Dropwise Condensation in a Two-Phase Closed Thermosyphon

International Journal of Heat and Mass Transfer, In review

Donghyun Seo, Yeonghwan Kim, Jaehwan Shim, Jeonghyeon Nam, Dong Hwan Shin, Youngsuk Nam and Jungho Lee


Reducing Surface Fouling Against Emulsified Oils Using CuO Nanostructured Surfaces

Colloids and Surfaces A: Physicochemical and Engineering Aspects, (2020). Link

Seungtae Oh, Jooyoung Lee, Donghyun Seo, Myung Chul Shin, Jin Ki Lee, Choongyeop Lee* and Youngsuk Nam*


Modeling and optimization of hydrophobic surfaces for a two-phase closed thermosyphon

International Journal of Heat and Mass Transfer, Vol. 165, pp. 120680 (2020). Link

Donghyun Seo, Yeonghwan Kim, Jin Hyeuk Seo, Dong Hwan Shin, Youngsuk Nam and Jungho Lee


A Bio-Inspired, Low Pressure Drop Liquid Cooling System for High-Power IGBT Modules for EV/HEV Applications

International Journal of Thermal Sciences, (2020). Link

Seokkan Ki, Jooyoung Lee, Seunggeol Ryu, Soosik Bang, Kichong Kim and Youngsuk Nam


Endowing antifouling properties on metal substrata by creating an artificial barrier layer based on scalable metal oxide nanostructures

Biofouling, Vol. 36(7), pp. 766-782 (2020). Link

Kyounghwan Song, Jaehwan Shim, Jung-yeul Jung, Choongyeop Lee and Youngsuk Nam


Switching of heating and cooling modes using thermal radiation films

Current Applied Physics, Vol. 20(9), pp. 1073-1079 (2020). Link

Jinwoo Cho, Sookyung Jang, Sungjun Park, Seungtae Oh, Youngsuk Nam and Sunkyung Kim


Superhydrophilic catenoidal aluminum micropost evaporator wicks

International Journal of Heat and Mass Transfer, Vol. 158, pp. 120011 (2020). Link

Soosik Bang, Seunggeol Ryu, Seokkan Ki, Kyounghwan Song, Jinwook Kim, Joongnyon Kim and Youngsuk Nam


Water penetration dynamics through Janus mesh during drop impact

Soft Matter, Vol. 16(26), pp. 6072-6081 (2020). Link

Changwoo Bae, Seungtae Oh, Jeonghoon Han, Youngsuk Nam and Choongyeop Lee


Evaluation of Icephobic and Dissipation Performance on Coating Materials for Preventing Overhead Transmission Line from Ice/Snow Damages

Polymer Korea, Vol. 44, pp. 342-348 (2020). Link

Hyongjoon Lee, You Sub Kim, Hui Jae Cho, Seungtae Oh, Jaehwan Shim, Youngsuk Nam, Song Ho Sohn, Yong Chan Jung, Sang Chul Han and Soo Yeol Lee


Contact Time on Curved Superhydrophobic Surfaces

Physical Review E, vol. 101(4), pp. 043108 (2020). Link

Jeonghoon Han, Wonjung Kim, Changwoo Bae, Dong Wook Lee, Seungwon Shin, Youngsuk Nam and Choongyeop Lee


Liquid Cooling Module Incorporating a Metal Foam and Fin Hybrid Structure for High Power Multiple Insulated Gate Bipolar Transistors (IGBTs)

Applied Thermal Engineering, vol. 173, pp. 115230 (2020). Link

Jooyoung Lee, Seokkan Ki, Donghyun Seo, Jaechoon Kim and Youngsuk Nam


Brushed Lubricant-Impregnated Surfaces (BLIS) for Long-Lasting High Condensation Heat Transfer

Scientific Reports, vol. 10, pp. 2959 (2020). Link

Donghyun Seo, Jaehwan Shim, Choongyeop Lee and Youngsuk Nam


Passive Anti-Flooding Superhydrophobic Surfaces

ACS Applied Materials & Interfaces, vol. 12(3), pp. 4068-4080 (2020). Link

Donghyun Seo, Jaehwan Shim, Kyungjun Lee, Byungyun Moon, Jooyoung Lee, Choongyeop Lee and Youngsuk Nam



Continuous scavenging of broadband vibrations via omnipotent tandem triboelectric nanogenerators with cascade impact structure

Scientific Reports, vol. 9, pp. 8223 (2019). Link

Divij Bhatia, Hee-Jae Hwang, Nghia Dinh Huynh, Sangmin Lee, Youngsuk Nam, Jin-Gyun Kim and Dukhyun Choi


Optical Tunneling Mediated Sub-Skin-Depth High Emissivity Tungsten Radiators
Nano Letters, vol. 19, pp. 7093-7099 (2019). Link

Jin-Woo Cho, Kyung-Jun Lee, Tae-Il Lee, Young-Bin Kim, Dae-Geun Choi, Youngsuk Nam and Sun-Kyung Kim


High-Efficiency Power Generation in Hyper-Saline Environment Using Conventional Nanoporous Membrane

Electrochimica Acta, vol. 319, pp. 366-374 (2019). Link

Jeonghoon Han, Changwoo Bae, Songhwa Chae, Dukhyun Choi, Sangmin Lee, Youngsuk Nam and Choongyeop Lee


Characteristics analysis of the developed surface modification technologies to improve the anti-corrosion performances for offshore equipments

Journal of Mechanical Science and Technology, vol. 33(8), pp. 3971-3979 (2019). Link

Jae-Won Oh, Jung-Yeul Jung, Kyounghwan Song, Youngsuk Nam, Ki-Young Sung, Seungtae Oh and Jaehwan Shim


Performance Analysis of Gravity-Driven Oil–Water Separation Using Membranes with Special Wettability

Langmuir, vol. 35(24), pp. 7769-7782 (2019). Link

Seungtae Oh, Seokkan Ki, Seunggeol Ryu, Myung Chul Shin, Jinki Lee, Choongyeop Lee and Youngsuk Nam


Corrosion resistance of water repellent aluminum surfaces with various wetting morphologies

Applied Surface Science, vol. 467-468, pp. 1046-1052 (2019). Link

Kyounghwan Song, Inkyu Kim, Soosik Bang, Jung-Yeul Jung and Youngsuk Nam


Influence of lubricant-mediated droplet coalescence on frosting delay on lubricant impregnated surfaces

International Journal of Heat and Mass Transfer, vol. 128, pp. 217-228 (2019). Link

Donghyun Seo, Seungtae Oh, Byungyun Moon, Hyunsik Kim, Juhyok Kim, Choongyeop Lee and Youngsuk Nam



Mesoporous highly-deformable composite polymer for a gapless triboelectric nanogenerator via a one-step metal oxidation process

Micromachines, vol. 9(12), 656 (2018). Link

HeeJae HwangYounghoon LeeChoongyeop LeeYoungsuk NamJinhyoung ParkDukhyun choi and Dongseob Kim


Pt/Alumina Hyperbolic Metafilms with High‐Temperature Stability, Wide Wavelength Tunability, and Omnidirectional Absorption

Physica status solidi (a), vol. 215, 201800287 (2018). Link

Taeil Lee, Jinwoo Cho, Dasol Jeong, Kyungjun Lee, Boyoung Park, Taejung Kim, Youngdong Kim, Youngsuk Kim, Youngsuk Nam and Sunkyung Kim


Condensation Heat-Transfer Performance of Thermally Stable Superhydrophobic Cerium-Oxide Surfaces

ACS Applied Materials & Interfaces, vol. 10, pp. 31765-31776 (2018).  Link

Jaehwan Shim, Donghyun Seo, Seungtae Oh, Jinki Lee and Youngsuk Nam


Electron Blocking Layer-based Interfacial Design for Highly-enhanced Triboelectric Nanogenerators

Nano Energy, vol. 50, pp. 9-15 (2018). Link

Hyun-Woo Park, Nghia Dinh Huynh, Wook Kim, Choongyeop Lee, Youngsuk Nam, Sangmin Lee, Kwun-Bum Chung and Dukhyun Choi


Anisotropic drop spreading on superhydrophobic grates during drop impact

Soft Matter, vol. 14(19), pp. 3760-3767 (2018). Link

Jeonghoon Han, Seunggeol Ryu, Hyunsik Kim, Prosenjit Sen, Dukhyun Choi, Youngsuk Nam and Choongyeop Lee


Effect of geometrical parameters on rebound of impacting droplets on leaky superhydrophobic meshes

Soft Matter, vol. 14(9), pp. 1571-1580 (2018). Link

Arvind Kumar, Abinash Tripathy, Youngsuk Nam, Choongyeop Lee and Prosenjit Sen


Design and performance analysis of a 500‐W heat source for radioisotope thermophotovoltaic converters

International Journal of Energy Research, vol. 42, pp. 817-829 (2018). Link

Seong Jae Chon, Ser Gi Hong, Jung Hun Lee and Youngsuk Nam



Scalable superhydrophobic flexible plasmonic poly (tetrafluoroethylene-co-perfluorovinyl ether) films via ion-beam irradiation and metal deposition

Material Express, vol. 7, pp. 319-323 (2017). Link

Jihoon Jeon, Songhwa Chae, Divij Bhatia, Choongyeop Lee, Youngsuk Nam, Hyungdae Kim and Dukhyun Choi


Dynamic Heat Transfer Analysis of Condensed Droplets Growing and Coalescing on Water Repellent Surfaces

International Journal of Heat and Mass Transfer, vol. 114, pp. 934-943 (2017). Link

Donghyun Seo, Seungtae Oh, Seungwon Shin and Youngsuk Nam


Absorption mechanism and performance characterization of CuO nanostructured absorbers

Solar Energy Materials and Solar Cells, vol. 169, pp. 270-279 (2017). Link

Dasol Jeong, Junghun Lee, Hiki Hong, Jin-Woo Cho, Dukhyun Choi, Sun-Kyung Kim and Youngsuk Nam


Enhanced Heat Transfer using Metal Foam Liquid Supply Layers for Micro Heat Spreaders

International Journal of Heat and Mass Transfer, vol. 108, pp. 2338-2345 (2017). Link

Seunggeol Ryu, Jeonghoon Han, Jichul Kim, Choongyeop Lee and Youngsuk Nam


A Radioisotope Thermophotovoltaic Converter with Nanophotonic Emitters and Filters

International Journal of Heat and Mass Transfer, vol. 108, pp. 1115-1125 (2017). Link

Junghun Lee, Seongjae Chon, Sergi Hong and Youngsuk Nam


Water penetration through a superhydrophobic mesh during a drop impact

Physical Review Letters, vol. 118, 014501 (2017). Link

Seunggeol Ryu, Prosenjit Sen, Youngsuk Nam and Choongyeop Lee


Single-Sided Digital Microfluidics for Effective Liquid Delivery and Enhanced Two-Phase Heat Transfer

Micromachines, 8(1), 3 (2017). Link

Sung-Yong Park and Youngsuk Nam



The Effects of Surface Wettability on the Fog and Dew Moisture Harvesting Performance on Tubular Surfaces

Scientific Reports, vol. 6, article number; 24276 (2016). Link

Donghyun Seo, Junghun Lee, Choongyeop Lee and Youngsuk Nam


Condensation Behaviors and Resulting Heat Transfer Performance of Nano-Engineered Copper Surfaces

International Journal of Heat and Mass Transfer, vol. 93, pp. 286-292 (2016). Link

Hyunsik Kim and Youngsuk Nam


A superhydrophilic nitinol shape memory alloy with enhanced anti-biofouling and anti-corrosion properties

Biofouling, vol. 32, pp. 535-545 (2016). Link

Kyounghwan Song, Taegee Min, Donghoon Shin, Jung-Yeul Jung and Youngsuk Nam


Role of electric field for selective ion filtration in nanostructures

Analyst, vol. 141, pp. 1294-1300 (2016). Link

Yong Park, Su Eon Kim, Youngsuk Nam, Hiki Hong, Dukhyun Choi and Won Gu Lee



Two types of Cassie-to-Wenzel wetting transitions on superhydrophobic surfaces during drop impact

Soft Matter, vol. 11, pp. 4592-4599 (2015). Link  selected as "2015 Soft Matter hot paper"

Choongyeop Lee, Youngsuk Nam, Henri Lastakowski, Janet I. Hur, Seungwon Shin, Anne-Laure Biance, Christophe Pirat, Chang-Jin Kim and Christophe Ybertz


Study on a numerical model and PSA (pressure swing adsorption) process experiment for CH4/CO2 separation from biogas

Energy, vol. 91, pp. 732-741 (2015).  Link 

Young Jun Kim, Youngsuk Nam and Yong Tae Kang


Droplet Coalescence on Water Repellent Surfaces

Soft Matter, vol. 11, pp. 154-160 (2015).  Link 

Youngsuk Nam, Donghyun Seo, Choongyeop Lee and Seungwon Shin



Role of Spectral Non-Idealities in the Design of Solar Thermophotovoltaics

Optics Express, vol. 22, A1604-A1608 (2014). Link

Andrej Lenert, Youngsuk Nam, David M. Bierman and Evelyn N. Wang


Influence of Geometric Patterns of Microstructured Superhydrophobic Surfaces on Water Harvesting Performance via Dewing

Langmuir, vol. 30, pp. 15468-15476 (2014). Link

Donghyun Seo, ​Choongyeop Lee and Youngsuk Nam


Nano- and Micro-structures for Thin Film Evaporation – A Review

Nanoscale and Microscale Thermophysical Engineering, vol. 18, pp. 251-269  (2014). Link

Joel Plawsky, Andrei Fedorov, Suresh Garimella, Shalabh Maroo, Hongbin Ma, C. Li and Youngsuk Nam


Drop Impact Dynamics on Oil-Infused Nanostructured Surfaces

Langmuir, vol. 30, pp 8400–8407 (2014). Link

Choongyeop Lee, Hyunsik Kim and Youngsuk Nam


Heat Transfer and Capillary Performance of Dual-Height Superhydrophilic Micropost Wicks

International Journal of Heat and Mass Transfer, vol. 73, pp. 438-444 (2014). Link

Seunggeol Ryu, Wonchul Lee and Youngsuk Nam


A Nanophotonic Solar Thermophotovoltaic Device

Nature Nanotechnology,  vol. 9, pp. 126–130 (2014). Link

Andrej Lenert, David M. Bierman, Youngsuk Nam, Walker Chan, Ivan Celanovic, Marin Soljacic and Evelyn Wang


Solar Thermophotovoltaic Energy Conversion Systems with Two-Dimensional Tantalum Photonic Crystal Absorbers and Emitters

Solar Energy Materials and Solar Cells, vol. 122, pp. 287–296 (2014). Link

Youngsuk Nam, Yi Xiang Yeng, Andrej Lenert, Peter Bermel, Ivan Celanovic, Marin Soljacic and Evelyn Wang



Energy and Hydrodynamic Analyses of Coalescence-Induced Jumping Droplets

Applied Physics Letters, vol. 103, pp.161601 (2013). Link

Youngsuk Nam, Hyunsik Kim and Seungwon Shin


On the Determination of VOCs Emission Factors in Dry Building Materials

Heat and Mass Transfer,  vol. 49, pp 1625-1635 (2013). Link

Dong Min Shin, Chang Nyung Kim, Chang-ho Park, Dong-Sool Kim and Youngsuk Nam


Jumping Droplet Dynamics on Scalable Nanostructured Superhydrophobic Surfaces

Journal of Heat Transfer, vol. 135(8), p. 080907-080908 (2013). Link

Nenad Miljkovic, Daniel J. Preston, Ryan Enright, Solomon Adera, Youngsuk Nam and Evelyn N. Wang


Jumping-Droplet-Enhanced Condensation on Scalable Superhydrophobic Nanostructured Surfaces

Nano Letters, vol.13(1), pp. 179-187 (2013). Link

Nenad Miljkovic, Ryan Enright, Youngsuk Nam, Kenneth Lopez, Nicholas Dou, Jean Sack and Evelyn Wang


The study on the critical heat flux and pool boiling heat transfer coefficient of binary nanofluids (H2O/LiBr + Al2O3)

International Journal of Refrigeration, vol. 36,  pp. 1056-1061 (2013). Link

Jung-Yeul Jung, Eung Surk Kim, Youngsuk Nam and Yong Tae Kang


Planar vapor chamber with hybrid evaporator wicks for the thermal management of high-heat-flux and high-power optoelectronic devices

International Journal of Heat and Mass Transfer, vol.60, p. 163-169 (2013). Link

Y. Sungtaek Ju, M. Kaviany, Youngsuk Nam, S. Sharratt, G. Hwang, E.Fleming, I. Catton and P. Dussinger


Focusing of phase change microparticles for local heat transfer enhancement in laminar flows

International Journal of Heat and Mass Transfer, vol. 56(1), p. 380-389 (2013). Link

Andrej Lenert, Youngsuk Nam, B.S. Yilbas and Evelyn. Wang


Condensation on Superhydrophobic Copper Oxide Nanostructures

Journal of Heat Transfer, vol. 135, pp. 091304 (2013). Link

Ryan Enright, Nenad Miljkovic, Nicolas Dou, Youngsuk Nam and Evelyn Wang


A comparative study of the morphology and wetting characteristics  of micro/nano structured Cu surfaces for phase change heat transfer applications

Journal of Adhesion Science and Technology, vol. 27, pp. 2163-2176  (2013). Link

Youngsuk Nam and Y. Sungtaek Ju



Heat Transfer Fluid

Annual Review of Heat Transfer, vol. 15, pp. 93-129 (2012). Link

Andrej Lenert, Youngsuk Nam and  Evelyn Wang


Characterization and Modeling of the Heat Transfer Performance of Nanostructured Cu Micropost Wicks

Journal of Heat Transfer, vol.133, pp. 101502 (2011). Link

Youngsuk Nam, Stephen Sharratt, Gilhwan Cha and Y. Sungtaek Ju


Single Bubble Dynamics on a Superhydrophilic Surface with Artificial Nucleation Sites

International Journal of Heat and Mass Transfer, vol. 54, pp. 1572-1577 (2011). Link

Youngsuk Nam, Eduardo Aktinol, Vijay K. Dhir and Y. Sungtaek Ju


Multi-Artery Heat-Pipe Spreader: Lateral Liquid Supply

International Journal of Heat and Mass Transfer, vol. 54, pp. 2334-2340 (2011). Link

Gisuk Hwang, Evan Fleming, B. Carne, S.Sharratt, Youngsuk Nam, Peter Dussinger, Y. Sungteak Ju and Massoud Kaviany


Fabrication and Characterization of the Capillary Performance of Superhydrophilic Cu Micropost Arrays

Journal of Microelectromechanical Systems, vol. 19, pp. 581-588 (2010). Link

Youngsuk Nam, Stephen Sharratt, Chan Byon, Sung Jin Kim and Y. Sungtaek Ju


Multi-Artery Heat Spreader: Experiment

International Journal of Heat and Mass Transfer, vol. 53, pp. 2662–2669 (2010). Link

Gisuk Hwang, Youngsuk Nam, Evan Fleming, Pete Dussinger, Y. Sungtaek Ju and Massoud Kaviany


Drag Reduction in Laminar Flows over Spheres with Nanostructured Superhydrophilic Surfaces

Journal of Applied Physics, vol. 107, pp. 066102 (2010). Link

Chan Byon, Youngsuk Nam, Sung Jin Kim and Y. Sungtaek Ju


Experimental and Numerical Study of Single Bubble Dynamics on a Hydrophobic Surface

Journal of Heat Transfer, vol. 131, no. 12, pp. 121004 (2009). Link

Youngsuk Nam, Jinfeng Wu, Gopinath Warrier and Y. Sungtaek Ju


Bubble Nucleation on Hydrophobic Islands Provides Evidence to Anomalously High Contact Angles of Nanobubbles

Applied Physics Letters, vol. 93, 103115 (2008). Link

Youngsuk Nam and Y. Sungtaek Ju


AILU Preconditioning for the Finite Element Formulation of the Incompressible Navier–Stokes Equations

Computer Methods in Applied Mechanics and Engineering, vol. 191, pp. 4323–4339 (2002). Link

Youngsuk Nam, Hyong-Gwon Choi and Jung-Yul Yoo