M. Shin, A. T. D. Nguyen, T. Kwon, J. Kim, M. Park, N. A. Syahida, K. Chung, Long wavelength infrared sensor array using VO2 microstructures fabricated on visible GaN LED. Sci Rep. 15, 29380 (2025)

H. Kim, A.T.D. Nguyen, B. Kim, H. Jo, I. Rahmatulloh, H. Yoo, H. Oh, A. Ahmed, H. Beak, K. Chung, In-situ fabrication of GaN/short-range ordered BN heterostructure light-emitting diodes, NPG Asia Mater. 17, 13 (2025) 

J. Kim, J.-P. Jeon, Y.-H. Kim, A.T.D. Nguyen, K. Chung, J.-M. Seo, J.-B. Baek, Simple Functionalization of a Donor Monomer to Enhance Charge Transfer in Porous Polymer Networks for Photocatalytic Hydrogen Evolution, Angewandte Chemie. 136, 14 (2024)

A. Ahmed, K. Chung, WI. Park, G.-C. Yi, Methods and optoelectronic device applications of semiconductor epitaxy assisted by two-dimensional van der Waals materials, Journal of Information Display. 25 (1), 75-95 (2024)

A.K. Singh, K. Ahn, D. Yoo, S. Lee, A. Ali, G.-C. Yi, K. Chung, van der Waals integration of GaN light-emitting diode arrays on foreign graphene films using semiconductor/graphene heterostructures, NPG Asia Mater. 14, 57 (2022)

Nathan Dvorak, Kunook Chung, Kobie Mueller, Pei-Cheng Ku, Ultrathin tactile sensors with directional sensitivity and a high spatial resolution, Nano Lett., 21, 8304 (2022)

High sensitivity bolometers based on metal nanoantenna dimers with a nanogap filled with vanadium dioxide, D. Lee, D. Kim, D.-S. Kim, H.-R. Park, C. Sohn, S. N., K. Chung, Y. C. Jun, D. K. Kim, H. Choo, Y.-G. Roh, Sci. Rep. 11, 15863 (2021)

Minho Song, Hyeonjun Baek, Keundong Lee, Dongha Yoo, Kunook Chung, Jamin Lee, Hyungseok C Moon, Byung Hun Lee, Hye Yoon Park, Gyu-Chul Yi, Intracellular gallium nitride microrod laser, NPG Asia Mater., 13, 1 (2021)

Tuba Sarwar, Srinivasa Cheekati, Kunook Chung, Pei-Cheng Ku, On-chip optical spectrometer based on GaN wavelength-selective nanostructural absorbers, Appl. Phys. Lett. 116, 081103 (2020).

Kunook Chung, Ayush Pandey, Tuba Sarwar, Anthony Aiello, Zetian Mi, Pallab Bhattacharya, Pei-Cheng Ku, Wavelength tuning in the purple wavelengths using strain-controlled AlxGa1–xN/GaN disk-in-wire structures, Appl. Phys. Lett. 116, 041102 (2020).

Kunook Chung, Jingyang Sui, Tuba Sarwar, Pei-Cheng Ku, Feasibility study of nanopillar LED array for color-tunable lighting and beyond, Opt. Express 27 38229 (2019).

Youngbin Tchoe, Kunook Chung, Keundong Lee, Janghyun Jo, Kyungmin Chung, Jerome K Hyun, Miyoung Kim, Gyu-Chul Yi, Free-standing and ultrathin inorganic light-emitting diode array, NPG Asia Mater. 11, 1 (2019).

Jingyang Sui, Kunook Chung, Feng Tian, Pei-Cheng Ku, A tensorial shear stress sensor based on light-emitting GaN nanopillars, Appl. Phys. Lett. 115, 021103 (2019).

K. Chung, K. Lee, Y. Tchoe, H. Oh, J. Park, J. K. Hyun, G.-C. Yi, GaN microstructure light-emitting diodes directly fabricated on tungsten-metal electrodes using a micro-patterned graphene interlayer, Nano Energy 60, 82 (2019).

B. Demory†, K. Chung†, A. Katcher, J. Sui, H. Deng, P.-C. Ku, Integrated parabolic nanolenses on microLED color pixels, Nanotechnology 29, 165201 (2018). († equally contributing first author)

H. Yoo, S. Yoon, K. Chung, S.-H. Kang, Y.-K. Kwon, G.-C. Yi, M. Kim, Understanding luminescence properties of grain boundaries in GaN thin films and their atomistic origin, Appl. Phys. Lett. 112, 131901 (2018).

K. Chung, H. Oh, J. Jo, K. Lee, M. Kim, G.-C. Yi, Transferable single-crystal GaN thin films grown on chemical vapor-deposited hexagonal BN sheets, NPG Asia Mater. 9, e410 (2017).

K. Chung, J. Sui, B. Demory, P.-C. Ku, Color mixing from monolithically integrated InGaN-based light- emitting diodes by local strain engineering, Appl. Phys. Lett. 111, 041101 (2017).

K. Lee, J.-W. Park, Y. Tchoe, J. Yoon, K. Chung, H. Yoon, S. Lee, C. Yoon, B. H. Park, G.-C. Yi, Flexible resistive random access memory devices by using NiOx/GaN microdisk arrays fabricated on graphene films, Nanotechnology 28, 205202 (2017).

K. Chung, J. Sui, B. Demory, C.-H. Teng, P.-C. Ku, Monolithic integration of individually addressable light- emitting diode color pixels, Appl. Phys. Lett. 110, 111103 (2017).

K. Chung, H. Yoo, J. K. Hyun, H. Oh, Y. Tchoe, K. Lee, H. Baek, M. Kim, G.-C. Yi, Flexible GaN light-emitting diodes using GaN microdisks epitaxial laterally over- grown on graphene dots, Adv. Mater. 28, 7688 (2016).

K. Lee, Y. Tchoe, H. Yoon, H. Baek, K. Chung, S. Lee, C. Yoon, B. H. Park, G.-C. Yi, Real-time device-scale imaging of conducting filament dynamics in resistive switching materials, Sci. Rep. 6, 27451 (2016).

Y. Tchoe, C.-H. Lee, JB Park, H. Baek, K. Chung, J. Jo, M. Kim, G.-C. Yi, Microtube light-emitting diode arrays with metal cores, ACS Nano 10, 3114 (2016).

H. Baek, J. K. Hyun, K. Chung, H. Oh, and G.-C. Yi, Selective excitation of fabry-perot or whispering-gallery mode-type lasing in GaN microrods, Appl. Phys. Lett., 105, 201108 (2014).

K. Chung, H. Beak, Y. Tchoe, H. Oh, H. Yoo, M. Kim and G.-C. Yi, Growth and characterizations of GaN micro-rods on graphene films for flexible light emitting diodes, APL Materials 2, 092512 (2014).

H. Yoo, K. Chung, S. I. Park, M. Kim, and G.-C. Yi, Microstructural defects in GaN thin films grown on chemically vapor-deposited graphene layers, Appl. Phys. Lett. 102, 051908 (2013).

H. Baek, C.-H. Lee, K. Chung, and G.-C. Yi, Epitaxial GaN microdisk lasers grown on graphene microdots, Nano Lett. 13, 2782 (2013).

K. Chung, S. I. Park, H. Baek, J.-S. Chung, G.-C. Yi, High-quality GaN films grown on chemical vapor- deposited graphene films, NPG Asia Mater. 4, e24 (2012).

M. H. Kim, K. Chung, D. Y. Moon, J.-M. Jeon, M. Kim, J. Park, Y. Nanishi, G.-C. Yi, E. Yoon, Catalyst-free metal-organic chemical vapor deposition growth of InN nanorods, J. Nanosci. Nanotechnol. 12, 1645 (2012).

H. Yoo, K. Chung, Y. S. Choi, C. S. Kang, K. H. Oh, M. Kim, G.-C. Yi, Microstructures of GaN thin films grown on graphene layers, Adv. Mater. 24, 515 (2012).

K. Chung, C.-H. Lee, G.-C. Yi, Transferrable GaN layers grown on ZnO-coated graphene layers for optoelectronic devices, Science 330, 655 (2010).