Journals

[24] Jun-Hwe Cha†, Seol Won Yun†, Woonggi Hong, Hyo Hoon Byeon, Jungyeop Oh, Seo Hak Park, and Sung-Yool Choi*, Selective and local ~, Submitted

[23] Woonggi Hong, Gi Woong Shim, Hyeok Jun Jin, Hamin Park, Sang Hun Lee, Sang Yoon Yang, and Sung-Yool Choi*, Suppression of Surface Optical Phonon Scattering ~ (Under review) 

[22] Jungyeop Oh, Seohak Park, Sang Hun Lee, Sungkyu Kim, Hyeonji Lee, Changhyeon Lee, Woonggi Hong, Jun-Hwe Cha, Mingu Kang, Jun Hyup Jin, Sung Gap Im, Min Ju Kim* and Sung-Yool Choi*, Ultrathin All Solid-State MoS2-based Electrolyte Gated Synaptic Transistor with Tunable Organic-Inorganic Hybrid Film, Advanced Science (Accept) 

[21] Inseong Lee, Mingu Kang, Seohak Park, Cheolmin Park, Hyeonji Lee, Sanggeun Bae, Hyeongjin Lim, Sungkyu Kim, Woonggi Hong, and Sung-Yool Choi*, Healing donor defect states in CVD-grown MoS2 field-effect transistor via oxygen plasma with channel-protecting barrier, Small 20, 2305143 (2024)

[20] Cheolmin Park†, Woonggi Hong†, and Sung-Yool Choi*, Triggering thermal healing of large area MOCVD grown TMDs at the trion dissociation, Advanced Materials Interfaces 10, 2300135 (2023) 

[19] Cheolmin Park†, Gi Woong Shim, Woonggi Hong, and Sung-Yool Choi*, MOCVD Growth of Hierarchical Nanostructured MoS2: Implications for Reactive States as the Large-Area Film, ACS Applied Nano Materials 6, 8981-8989 (2023)

[18] Cheolmin Park†, Seung Hun Han†, Hyeok Jun Jin, Woonggi Hong, and Sung-Yool Choi*, Plasmonic Nanoparticles on Graphene Absorber for Broadband High Responsivity 2D/3D Photodiode, ACS Nano 17, 9262-9271 (2023)

[17] Wonbae Ahn, Han Beom Jeong, Jungyeop Oh, Woonggi Hong, Jun-Hwe Cha, Hu Young Jeong, and Sung-Yool Choi*, A Highly Reliable Molybdenum Disulfide-Based Synaptic Memristor Using a Copper Migration-Controlled Structure, Small 19,2300223 (2023)

[16] Woonggi Hong, Cheolmin Park, Gi Woong Shim, Sang Yoon Yang, and Sung-Yool Choi*, Enhanced Electrical Properties of MOCVD-Grown MoS2 Thin Films through Oxygen-Assisted Defect Control, Advanced Electronic Materials 8, 2101325 (2022)

[15] Cheolmin Park, Seonghun Ahn, Jun-Hwe Cha, Woonggi Hong, Hyeok Jun Jin, Sang Yoon Yang, Yong-Hoon Cho and Sung-Yool Choi*, Spatially isolated neutral excitons via clusters on trilayer MoS2, Nanoscale 14, 4304-4311 (2022)

[14] Woonggi Hong, Cheolmin Park, Gi Woong Shim, Sang Yoon Yang, and Sung-Yool Choi*, Wafer-Scale Uniform Growth of Atomically Thin MoS2 Film with Controlled Layer Number by Metal-Organic Chemical Vapor Deposition, ACS Applied Materials & Interfaces 13, 50497-50504 (2021) 

[13] Hamin Park†, Dong Sik Oh†, Woonggi Hong†, Juyeon Kang, Geon-Beom Lee, Gwang-Hyuk Shin, Yang-Kyu Choi, Sung-Gap Im, and Sung-Yool Choi*, Hybrid Gate Dielectric of MoS2 Transistor for Enhanced Photo-Electronic Stability, Advanced Materials Interfaces 8, 2100599 (2021)

[12] Hyeok Jun Jin†, Khang June Lee†, Cheolmin Park, Gwang Hyuk Shin, Woonggi Hong, Dongsik Oh and Sung-Yool Choi*, Atomically Thin Schottky Junction with a Gap-Mode Plasmon for Enhanced Photoresponsivity in MoS2-based Photodetectors, Journal of Physics D: Applied Physics 54, 145301 (2021) 

[11] Woonggi Hong, Dong Sik Oh, and Sung-Yool Choi*, Passivation layer effect on the positive bias temperature instability of molybdenum disulfide thin film transistors, Journal of Information Display 22, 13-19 (2020)

[10] Gi Woong Shim, Woonggi Hong, Jun-Hwe Cha, Jung Hwan Park, Keon Jae Lee, and Sung-Yool Choi, TFT Channel Materials for Display Applications: From Amorphous Silicon to Transition Metal Dichalcogenides, Advanced Materials 32, 1907166 (2020)

[9] Khang June Lee, Kyungmok Kwon, Shinho Kim, Woonggi Hong, Junghoon Park, Kyoungsik Yu, Sung‐Yool Choi, Gap‐Mode Plasmon‐Induced Photovoltaic Effect in a Vertical Multilayer Graphene Homojunction, Advanced Optical Materials 8, 1901519 (2020)

[8] Ji-Weon Kim, Ju Yeon Woo, Sunghwan Jo, Jun Ho Oh, Woonggi Hong, Byung Chul Lee, Hyun-June Jung, Jae-Hyun Kim, Sung-Cheoul Roh, Chang-Soo Han*, Clean and less defective transfer of monolayer graphene by floating in hot water, Applied Surface Science 508, 145057 (2020) 

[7] Sang Cheol Yang, Junhwan Choi, Byung Chul Jang, Woonggi Hong, Gi Woong Shim, Sang Yoon Yang, Sung Gap Im, Sung-Yool Choi*, Large-Scale, Low-Power Nonvolatile Memory based on Few-Layer MoS2 and Ultrathin Polymer Dielectrics, Advanced Electronic Materials 5, 1800688 (2019)

[6] Khang June Lee, Shinho Kim, Woonggi Hong, Hamin Park, Min Seok Jang, Kyoungsik Yu, and Sung-Yool Choi*, Observation Wavelenghth-Dependent Quantum Plasmon Tunneling with Varying the Thickness of Graphene Spacer, Scientific Reports 9, 1199 (2019) 

[5] Woonggi Hong, Gi Woong Shim, Sang Yoon Yang, Dae Yool Jung, and Sung-Yool Choi*, Improved Electrical Contact Properties of MoS2-Graphene Lateral Heterostructure, Advanced Functional Materials 29, 1807550 (2019).

[4] Youngjun Woo†, Woonggi Hong†, Sang Yoon Yang, Ho Jin Kim, Jun Hwe Cha, Jae Eun Lee, Khang June Lee, Taegyu Kang, and Sung-Yool Choi*, Large-Area CVD-Grown MoS2 Driver Circuit Array for Flexible Organic Light-Emitting Diode Display, Advanced Electronic Materials 4, 1800251 (2018)

[3] Youngjun Woo, Woonggi Hong, Sang Yoon Yang, Taegyu Kang, and Sung-Yool Choi*, High‐Performance MoS2 Thin‐Film Transistors for Flexible OLED display, SID 49, 797-799 (2018)

[2] Gi Woong Shim†, Woonggi Hong†, Sang Yoon Yang†, and Sung-Yool Choi*, Tuning the catalytic functionality of transition metal dichalcogenides grown by chemical vapour deposition, Journal of Materials Chemistry A 5, 14950-14968 (2017) [Front Cover] [Invited Review Article]

[1] Khang June Lee, Daewon Kim, Byung Chul Jang, Da-Jin Kim, Hamin Park, Dae Yool Jung, Woonggi Hong, Tae Keun Kim, Yang-Kyu Choi*, and Sung-Yool Choi*, Multilayer Graphene with a Rippled Structure as a Spacer for Improving Plasmonic Coupling, Advanced Functional Materials 26, 5093-5101 (2016)