Jeong-Hyun Cho

Professor Jeong-Hyun Cho

Jeong-Hyun Cho

Associate Professor, Department of Electrical and Computer Engineering


Kenneth H. Keller Hall
Room 5-129
200 Union Street Se
Minneapolis, MN 55455


Ph.D., Engineering Science, 2007, Washington State University, Pullman, Washington, United States
M.S., Engineering, 2004, Washington State University, Pullman, Washington, United States
B.S., Control and Instrument Engineering, 2001, HoSeo University, Asan, South Korea

Professional Background

Micro and nanofabrication, 3D micro and nanostructures

Research Interests

Cho Research Group Site

3D micro and nano devices, 3D surface patterning on nanoparticles, energy storage (Li-Ion battery) system

Honors and Awards

2019-2020 UMN Council of  Graduate Students (COGS) Outstanding Advisor Award, University of Minnesota, 2019-2020
2018 fall, 2017 fall, 2016 fall, 2015 spring, and 2011 fall meetings, Best Poster Award, Materials Research Society (MRS)  
2015 National Science Foundation (NSF) CAREER Award
2011 Achievement Award for Outstanding Accomplishments and Dedication, Los Alamos National Laboratory
2011 Outstanding Poster Award Winner, Los Alamos Postdoctoral Research Day, Los Alamos National Laboratory 
2009 Special Art Award, Raith Micrograph Award, Raith
2006-2007 Outstanding Graduate  Seminar Award, in the Physical Chemistry and Materials Science Seminar  Program, Washington State University, Pullman, Washington, 
2005-2006 Outstanding Researcher Award (Ph.D.) in the School of Mechanical and  Materials Engineering, Washington State University, Pullman, Washington

Selected Publications

C. Dai, Z. Lin, K. Agarwal, C. Mikheal, A. Aich, K. Gupta, J. H. Cho, “Self-Assembled 3D Nanosplit Rings for Plasmon-Enhanced Optofluidic Sensing,” Nano Letters, DOI: 10.1021/acs.nanolett.0c02575.

C. Dai, L. Li, D. Wratkowski, and J. H. Cho, “Electron Irradiation Driven Nanohands for Sequential Origami,” Nano Letters

Jake T. Gray, K. Agarwal, J. H. Cho, J. Yang, S. Ha, “Estimating Surface Electric Fields Using Reactive Formic Acid Probes and SEM Image Brightness Analysis,” Chemical Engineering Journal

K. Agarwal, C. Dai, D. Joung, J. H. Cho, “Nano-Architecture Driven Plasmonic Field Enhancement in 3D Graphene Structures,” ACS Nano, DOI: 10.1021/acsnano.8b08145.

C. Dai, K. Agarwal, J. H. Cho, “Ion-Induced Localized Nanoscale Polymer Reflow for Three-Dimensional Self-Assembly," ACS Nano, DOI: 10.1021/acsnano.8b05283. 

D. Joung, D. Wratkowski, C. Dai, S. Lee, and J. H. Cho, “'Fabrication of Three-Dimensional Graphene-Based Polyhedrons via Origami-Like Self-Folding,” Journal of Visualized Experiments (JoVE), DOI:10.3791/585000

K. Agarwal, S. Hwang, A. Bartnik, N. Buchele, A. Mishra, and J. H. Cho, “Small-Scale Biological and Artificial Multidimensional Sensors for 3D Sensing,” Small, DOI: 10.1002/smll.201801145. [Selected for the Inside Cover Image]

K. Agarwal, C. Liu, D. Joung, H. Park, J. Jeong, D. Kim, J. H. Cho, "Three-Dimensionally Coupled THz Octagrams as Isotropic Metamaterials,” ACS Photonics, Vol. 4, 2436-2445, 2017

K. Agarwal, C. Liu, D. Joung, H. Park, S. Oh, J. H. Cho, “Three-Dimensional Anisotropic Metamaterials as Triaxial Optical Inclinometers”Scientific Reports,Vol. 7, 2680, 2017.

C. Liu, J. Schauff, D. Joung, J. H. Cho, “Remotely Controlled Micro-Scale 3D Self-Assembly using Microwave Energy,” Advanced Materials Technologies, Vol. 2 1700035, 2017. [Selected for the Cover Image]

D. Joung, A. Nemilentsau, K. Agawal, C. Dai, C. Liu, Q. Su, J. Li, T. Low, S. J. Koester, J. H. Cho, “Self-Assembled Three-Dimensional Graphene-Based Polyhedrons Inducing Volumetric Light Confinement,” Nano Letters, Vol. 17, 1987-1994, 2017.

C. Dai, D. Joung, J. H. Cho, “Plasma Triggered Grain Coalescence for Self-Assembly of 3D Nanostructures,” Nano-Micro Letters, Vol. 9, 27, 2017. [Selected for the Cover Image]

C. Liu, J. Schauff, S. Lee, J. H. Cho, “Fabrication of Nanopillar-Based Split Ring Resonators for Displacement Current Mediated Resonances in Terahertz Metamaterials,” Journal of Visualized Experiments (JoVE), (121), e55289, DOI:10.3791/55289, 2017.

D. Joung, T. Gu, J. H. Cho, “Tunable Optical Transparency in Self-Assembled Three-Dimensional Polyhedral Graphene OxideACS Nano, Vol. 10, 9586–9594, 2016.

C. Dai, J. H. Cho, “In situ Monitored Self-Assembly of Three-Dimensional Polyhedral Nanostructures,” Nano LettersVol. 16, 3655-3660, 2016.

C. Liu, K. Agarwal, Y. Zhang, D. R. Chowdhury, A. K. Azad, J. H. Cho, “Displacement Current Mediated Resonances in Terahertz Metamaterials,” Advanced Optical MaterialsVol 4, 1302-1309, 2016. [Selected for the Back Cover Image]

D. Joung, K. Agarwal, H. R. Park, C. Liu, S. H. Oh, J. H. Cho, “Self-Assembled Multifunctional 3D Microdevices,” Advanced Electronic Materials, Vol. 2, 1500459 1-7 2016. [Selected for the Back Cover Image].

H. R. Kwag, J. H. Cho, S. Y. Park, J. Park, D. Gracias, “Self-folding Nanostructures with Imprint Patterned Surfaces (SNIPS),” Faraday DiscussionsVol. 191, 61-71, 2016.