Nano Convergence, 10(1), 1-21 (2023)

Understanding the 2D-material and substrate interaction during epitaxial growth towards successful remote epitaxy: a review

Jongho Ji†, Hoe-Min Kwak†, Jimyeong Yu†, Sangwoo Park, Jeong-Hwan Park, Hyunsoo Kim, Seokgi Kim, Sungkyu Kim*, Dong-Seon Lee*, Hyun S Kum*

​

Small, 23014552 (2023)

Collective Control of Potential‐Constrained Oxygen Vacancies in Oxide Heterostructures for Gradual Resistive Switching

Jaeyoung Jeon, Kitae Eom, Minkyung Lee, Sungkyu Kim, Hyungwoo Lee

​

Advanced Materials, 2300023 (2023)

Preventing Vanishing Gradient Problem of Hardware Neuromorphic System by Implementing Imidazole‐Based Memristive ReLU Activation Neuron

Jungyeop Oh†, Sungkyu Kim†, Changhyeon Lee, Jun‐Hwe Cha, Sang Yoon Yang, Sung Gap Im, Cheolmin Park, Byung Chul Jang*, Sung‐Yool Choi*

​

Nature Nanotechnology, 1-7 (2023)

High-throughput manufacturing of epitaxial membranes from a single wafer by 2D materials-based layer transfer process

Hyunseok Kim†, Yunpeng Liu†, Kuangye Lu†, Celesta S Chang†, Dongchul Sung, Marx Akl, Kuan Qiao, Ki Seok Kim, Bo-In Park, Menglin Zhu, Jun Min Suh, Jekyung Kim, Junseok Jeong, Yongmin Baek, You Jin Ji, Sungsu Kang, Sangho Lee, Ne Myo Han, Chansoo Kim, Chanyeol Choi, Xinyuan Zhang, Hyeong-Kyu Choi, Yanming Zhang, Haozhe Wang, Lingping Kong, Nordin Noor Afeefah, Mohamed Nainar Mohamed Ansari, Jungwon Park, Kyusang Lee, Geun Young Yeom, Sungkyu Kim, Jinwoo Hwang, Jing Kong, Sang-Hoon Bae, Yunfeng Shi*, Suklyun Hong*, Wei Kong*, Jeehwan Kim*

​

Nature, 614(7946), 81-87 (2023)

Vertical full-colour micro-LEDs via 2D materials-based layer transfer

Jiho Shin†, Hyunseok Kim†, Suresh Sundaram†, Junseok Jeong†, Bo-In Park, Celesta S Chang, Joonghoon Choi, Taemin Kim, Mayuran Saravanapavanantham, Kuangye Lu, Sungkyu Kim, Jun Min Suh, Ki Seok Kim, Min-Kyu Song, Yunpeng Liu, Kuan Qiao, Jae Hwan Kim, Yeongin Kim, Ji-Hoon Kang, Jekyung Kim, Doeon Lee, Jaeyong Lee, Justin S Kim, Han Eol Lee, Hanwool Yeon, Hyun S Kum, Sang-Hoon Bae, Vladimir Bulovic, Ki Jun Yu, Kyusang Lee*, Kwanghun Chung*, Young Joon Hong*, Abdallah Ougazzaden*, Jeehwan Kim*

​

Materials Horizons, (2023)

Imidazole-based artificial synapses for neuromorphic computing: a cluster-type conductive filament via controllable nanocluster nucleation

Jungyeop Oh†, Sang Yoon Yang†, Sungkyu Kim†, Changhyeon Lee, Jun-Hwe Cha, Byung Chul Jang, Sung Gap Im, Sung-Yool Choi*

​​

Advanced Functional Materials, 32(52), 2208196 (2022)

Crystal Reconstruction of Mo:BiVO4: Improved Charge Transport for Efficient Solar Water Splitting

Yoo Jae Jeong, Dong Hyun Seo, Ji hyun Baek, Min Je Kang, Bit Na Kim, Sung kyu Kim, Xiaolin Zheng, In Sun Cho

​

arXiv preprint arXiv:2204.08002, (2022)

Multiplication of freestanding semiconductor membranes from a single wafer by advanced remote epitaxy

Hyunseok Kim, Yunpeng Liu, Kuangye Lu, Celesta S Chang, Kuan Qiao, Ki Seok Kim, Bo-In Park, Junseok Jeong, Menglin Zhu, Jun Min Suh, Yongmin Baek, You Jin Ji, Sungsu Kang, Sangho Lee, Ne Myo Han, Chansoo Kim, Chanyeol Choi, Xinyuan Zhang, Haozhe Wang, Lingping Kong, Jungwon Park, Kyusang Lee, Geun Young Yeom, Sungkyu Kim, Jinwoo Hwang, Jing Kong, Sang-Hoon Bae*, Wei Kong*, Jeehwan Kim*

​

Science, 377(6608), 859-864 (2022)
Chip-less wireless electronic skins by remote epitaxial freestanding compound semiconductors  
Yeongin Kim†, Jun Min Suh†, Jiho Shin†, Yunpeng Liu†, Hanwool Yeon, Kuan Qiao, Hyun S. Kum, Chansoo Kim, Han Eol Lee, Chanyeol Choi, Hyunseok Kim, Doyoon Lee, Jaeyong Lee, Ji-Hoon Kang, Bo-In Park, Sungsu Kang, Jihoon Kim, Sungkyu Kim, Joshua A. Perozek, Kejia Wang, Yongmo Park, Kumar Kishen, Lingping Kong, Tomás Palacios, Jungwon Park, Min-Chul Park, Hyung-jun Kim, Yun Seog Lee, Kyusang Lee, Sang-Hoon Bae, Wei Kong, Jiyeon Han*, and Jeehwan Kim*

​

Desalination, 540(15), 115984 (2022)

Layered bismuth copper oxychalcogenides as advanced photothermal materials for efficient interfacial solar desalination

Tatachari Santhanagopalan Shridharan, Min Je Kang, Arumugam Sivanantham, SungkyuKim, In Sun Cho*

​

Advanced Optical Materials, 2200611 (2022)

Vertically Stacked vdW Double Heterojunction Photodiode with Ultrawide Bandgap Gallium Oxide Electron Reservoir

Chan Ho Lee, Youngseo Park, Sungkyu Kim, Yeong Je Jeong, Yeong Hwan Ahn, Young Chul Kim, Junseok Heo*, Geonwook Yoo*

​

Journal of Energy Chemistry, Vol. 71, 201-209 (2022)

Point-defect engineering of nanoporous CuBi2O4 photocathode via rapid thermal processing for enhanced photoelectrochemical activity

Li Qu, Runfa Tan, Arumugam Sivanantham, Min Je Kang, Yoo Jae Jeong, Dong Hyun Seo, Sungkyu Kim, In Sun Cho*

​

Journal of Physical Chemistry Letters, Vol. 13, 5618-5625 (2022)

Strong interfacial charge trapping in ultrathin SrRuO3 on SrTiO3 probed by noise spectroscopy

Jung-Woo Lee, Jiyeong Kim, Kitae Eom, Jaeyoung Jeon, Young Chul Kim, Hwan Sik Kim, Yeong Hwan Ahn, Sungkyu Kim, Chang-Beom Eom, Hyungwoo Lee*

​

APL Materials, Vol. 10, 041105 (2022)

Atomic layer-by-layer etching of graphene directly grown on SrTiO3 substrates for high-yield remote epitaxy and lift-off

Ki Seok Kim, Ji Eun Kang, Peng Chen, Sungkyu Kim, Jongho Ji, Geun Young Yeom, Jeehwan Kim*, Hyun S Kum*

​

ACS Applied Materials & Interfaces, (2022)

Linear and symmetric Li-based composite memristors for efficient supervised learning

Su-Min Kim†, Sungkyu Kim†, Leo Ling, Stephanie E Liu, Sila Jin, Young Mee Jung, Minjae Kim, Hyung-Ho Park, Vinod K Sangwan*, Mark C Hersam*, Hong-Sub Lee*

​

Journal of Applied Physics, Vol. 130 174901 (2021)

Role of transferred graphene on atomic interaction of GaAs for remote epitaxy

Hyunseok Kim†, Jong Chan Kim†, Yoongu Jeong, Jimyeong Yu, Kuangye Lu, Doyoon Lee, Naeun Kim, Hy Young Jeong*, Jeehwan Kim*, Sungkyu Kim*

​

Science Advances, Vol. 7, eabg8459 (2021)

Long-term reliable physical health monitoring by sweat pore-inspired perforated electronic skins

Hanwool Yeon†, Haneol Lee†, Yeongin Kim†, Doyoon Lee, Youngjoo Lee, Jong-Sung Lee, Jiho Shin, Chanyeol Choi, Ji-Hoon Kang, Jun Min Suh, Hyunseok Kim, Hyun S. Kum, Jaeyong Lee, Daeyeon Kim, Kyul Ko, Boo Soo Ma, Peng Lin, Sangwook Han, Sungkyu Kim, Sang-Hoon Bae, Taek-Soo Kim, Min-Chul Park, Young-Chang Joo, Eunjoo Kim, Jiyeon Han*, Jeehwan Kim*

​

Sensors and Actuators B: Chemical, Vol. 333, 129566 (2021)

Edge-exposed WS2 on 1D nanostructures for highly selective NO2 sensor at room temperature
Jun Min Suh, Ki Chang Kwon, Tae Hyung Lee, Changyeon Kim, Chung Won Lee, Young Geun Song, Min-Ju Choi, Seokhoon Choi, Sung Hwan Cho, Sungkyu Kim, Mohammadreza Shokouhimehr, Chong-Yun Kang, Young-Seok Shim, Donghwa Lee*, Ho Won Jang*

​

Journal of Vacuum Science and Technology: A, Vol. 38, (2020)

Enhancing nanostructured Nickel-rich Lithium-ion battery cathodes via surface stabilization
Jin-Myoung Lim†, Norman S. Luu†, Kyu-Young Park, Mark T. Z. Tan, Sungkyu Kim, Julia R. Downing, Kai He, Vinayak P. Dravid, Mark C. Hersam*

​

Matter (Cell press), Vol. 3, 522-533 (2020)

High volumetric energy and power density Li2TiSiO5 battery anodes via graphene functionalization
Jin-Myoung Lim†, Sungkyu Kim†, Norman S, Luu, Julia R. Downing, Mark T.Z. Tan, Kyu-Young Park, Jacob C. Hechter, Vinayak P. Dravid, Kai He, Mark C. Hersam*

​

Nature Nanotechnology, Vol. 15, 272-276 (2020)

Graphene-assisted spontaneous relaxation towards dislocation-free heteroepitaxy
Sang-Hoon Bae†, Kuangye Lu†, Yimo Han†, Sungkyu Kim†, Kuan Qiao, Chanyeol Choi, Yifan Nie, Hyunseok Kim, Hyun S. Kum, Peng Chen, Wei Kong, Beom-Seok Kang, Chansoo Kim, Jaeyong Lee, Yongmin Baek, Jaewoo Shim, Jinhee Park, Minho Joo, David A. Muller, Kyusang Lee* & Jeehwan Kim*

​

Nature, Vol. 578, 75-81 (2020)

Heterogeneous integration of single-crystalline complex-oxide membranes

Hyun S. Kum†, Hyungwoo Lee†, Sungkyu Kim†, Shane Lindemann†, Wei Kong, Kuan Qiao, Peng Chen, Julian Irwin, June Hyuk Lee, Saien Xie, Shruti Subramanian, Jaewoo Shim, Sang-Hoon Bae, Chanyeol Choi, Luigi Ranno, Seungju Seo, Sangho Lee, Jackson Bauer, Huashan Li, Kyusang Lee, Joshua A. Robinson, Caroline A. Ross, Darrell G. Schlom, Mark S. Rzchowski, Chang-Beom Eom* & Jeehwan Kim*

​

Advanced Materials, Vol. 31, 1904623 (2019)

Orientation-dependent intercalation channels for lithium and sodium in black phosphorus

Sungkyu Kim, Jiang Cui, Vinayak P. Dravid, Kai He*

​

Journal of Power Sources, Vol. 418, 162-166 (2019)

Rational anode design for protonic  ceramic fuel cells by a one-step phase inversion method

Jun Gao, Yuqing Meng, Tao Hong, Sungkyu Kim, Shiwoo Lee, Kai He, Kyle S Brinkman*

​

Nano Letters, Vol. 19, 839-849 (2019)

Polymer analog memristive synapse with atomic-scale conductive filament for flexible neuromorphic computing system

Byung Chul Jang†, Sungkyu Kim†, Sang Yoon Yang†, Jihun Park, Jun-Hwe Cha, Jungyeop Oh, Junhwan Choi, Sung Gap Im, Vinayak P. Dravid, Sung-Yool Choi*

​

ACS Applied Materials & Interfaces, Vol. 11, 647-654 (2019)

Cu-substituted NiF2 as a cathode material for Li-ion batteries

Cesar Villa†, Sungkyu Kim†, Yixue Lu, Vinayak P. Dravid*, Jinsong Wu*

​

Advanced Functional Materials, Vol. 28, 1805723 (2018)

Thin film RuO2 lithiation: fast lithium-ion diffusion along the interface

Sungkyu Kim, Guennadi Evmenenko, Yaobin Xu, Donald Bruce Buchholz, Michael Bedzyk, Kai He, Jinsong Wu*, Vinayak P. Dravid*

​

Advanced Materials, Vol. 30, 1804925 (2018)

Atomic-scale observation of electrochemically reversible phase transformations in SnSe2 single crystals

Sungkyu Kim, Zhenpeng Yao, Jin-Myoung Lim, Mark C. Hersam, Chris Wolverton, Vinayak P. Dravid*, Kai He*

​

Advanced Materials, Vol. 30, 1802769 (2018)

Stability of halide perovskite solar cell devices: in situ observation of oxygen diffusion under biasing

Hee Joon Jung, Daehan Kim, Sungkyu Kim, Joonsuk Park, Vinayak P. Dravid*, Byungha Shin*

​

ACS Applied Materials & Interfaces, Vol. 10, 27233-27243 (2018)

Exchange coupling in soft magnetic nanostructure and its direct effect on their theranostic properties

Vikas Nandwana, Ruiying Zhou, Jeotikanta Mohapatra, Sungkyu Kim, Pottumarthi V. Prasad, JP Liu, Vinayak P. Dravid*

​

ACS Nano, Vol. 12, 7335-7342 (2018)

In situ observation of resistive switching in an asymmetric graphene oxide bilayer structure

Sungkyu Kim, Hee Joon Jung, Jong Chan Kim, Kyung-Sun Lee, Sung Soo Park, Vinayak P. Dravid*, Kai He*, Hu Young Jeong*

​

ACS Nano, Vol. 12, 5978-5994 (2018)

Magnetic manipulation of reversible nanocaging controls in vivo adhesion and polarization of macrophages

Heemin Kang, Hee Joon Jung, Sungkyu Kim, Dexter Siu Hong Wong, Sien Lin, Gang Li, Vinayak P. Dravid, Liming Bian*

​

Journal of the American Chemical Society, Vol. 140, 5909-5913 (2018)

Remote control of heterodimeric magnetic nanoswitch regulates the adhesion and differentiation of stem cells

Heemin Kang†, Hee Joon Jung†, Dexter Siu Hong Wong, Sungkyu Kim, Sien Lin, Kai Fung Chan, Li Zhang, Gang Li, Vinayak P. Dravid, Liming Bian*

​

Nano Letters, Vol. 18, 2990-2998 (2018)

Intrinsic transport in 2D heterostructures mediated through h-BN tunneling contacts

Akshay A Murthy, Teodor K Stanev, Jeffrey D Cain, Shiqiang Hao, Trevor LaMountain, Sungkyu Kim, Nathaniel Speiser, Kenji Watanabe, Takashi Taniguchi, Chris Wolverton, Nathaniel P Stern, Vinayak P Dravid*

​

Nano Letters, Vol. 17, 6415-6427 (2017)

Remote manipulation of ligand nano-oscillations regulates adhesion and polarization of macrophages in vivo

Heemin Kang†, Sungkyu Kim†, Dexter Siu Hong Wong, Hee Joon Jung, Sien Lin, Kaijie Zou, Rui Li, Gang Li, Vinayak P Dravid*, Liming Bian*

​

ACS Nano, Vol. 11, 9636-9649 (2017)

Remote control of multimodal nanoscale ligand oscillations regulates stem cell adhesion and differentiation

Heemin Kang, Dexter Siu Hong Wong, Xiaohui Yan, Hee Joon Jung, Sungkyu Kim, Sien Lin, Kongchang Wei, Gang Li, Vinayak P Dravid, Liming Bian*

​

Nano Research, Vol. 10, 2459-2470 (2017)

Zero-static-power nonvolatile logic-in-memory circuits for flexible electronics

Byung Chul Jang, Sang Yoon Yang, Hyejeong Seong, Sungkyu Kim, Junhwan Choi, Sung Gap Im, Sung-Yool Choi*

​

Journal of Nanoscience and Nanotechnology, Vol. 17, 3370-3374 (2017)

Annihilation behavior of planar defects on phosphorus-doped silicon at low temperature

Dong-Hyun Im, Yong In Kim, Myoungho Jeong, Kwang Wuk Park, Sungkyu Kim, Jong Min Yuk, Woo Hyun Nam, Sang Yun Kim, Kong-Soo Lee, Ki-Vin Im, Hanjin Lim, Jeong Yong Lee*

​

Applied Surface Science, Vol. 397, 40-43 (2017)

Mn-doped Ge self-assembled quantum dots via dewetting of thin films

Mansour Aouassa*, Imen Jadli, Anup Bandyopadhyay, Sungkyu Kim, Ibrahim Karaman, Jeong Yong Lee

​

Advanced Electronic Materials, Vol. 2, 1600218 (2016)

Highly conducting In2O3 Nanowire network with passivating ZrO2 thin film for solution-processed field effect transistors

Hyungjin Park, Ki Ro Yoon, Sungkyu Kim, Il‐Doo Kim, Jungho Jin, Yun Hyeok Kim, Byeong‐Soo Bae*

​

Advanced Functional Materials, Vol. 26, 7406-7414 (2016)

Conductive graphitic channel in graphene oxide-based memristive devices

Sungkyu Kim, Jong Yoon Kim, Byung Chul Jang, Mi Sun Cho, Sung‐Yool Choi, Jeong Yong Lee*, Hu Young Jeong*

​

Semiconductor Science and Technology, Vol. 31, 075004 (2016)

Temperature dependence of reliability characteristics for magnetic tunnel junctions with a thin MgO dielectric film

Chul-Min Choi, Young-Taek Oh, Kyung-Jun Kim, Jin-Suk Park, Hiroaki Sukegawa, Seiji Mitani, Sungkyu Kim, Jeong-Yong Lee, Yun-Heub Song*

​

ACS Applied Materials & Interfaces, Vol. 8, 12951-12958 (2016)

Flexible nonvolatile polymer memory array on plastic substrate via inithiated chemical vapor deposition

Byung Chul Jang†, Hyejeong Seong†, Sungkyu Kim, Jong Yun Kim, Beom Jun Koo, Junhwan Choi, Sang Yoon Yang, Sung Gap Im*, Sung-Yool Choi*

​

ACS Applied Materials & Interfaces, Vol. 8, 10403-10412 (2016)

Water-mediated photochemical treatments for low-temperature passivation of metal-oxide thin film transistors

Jae Sang Heo, Jeong-Wan Jo, Jingu Kang, Chan-Yong Jeong, Hu Young Jeong, Sungkyu Kim, Kwanpyo Kim, Hyuck-In Kwon, Jaekyun Kim, Yong-Hoon Kim, Myung-Gil Kim, Sung Kyu Park*

​

2D Materials, Vol. 2, 044013 (2015)

Ultra-low power, highly uniform polymer memory by inserted multilayer graphene electrode

Byung Chul Jang, Hyejeong Seong, Jong Yun Kim, Beom Jun Koo, Sungkyu Kim, Sang Yoon Yang, Sung Gap Im, Sung-Yool Choi*

​

Advanced Functional Materials, Vol. 25, 6710-6715 (2015)

Direct observation of conducting nanofilaments in graphene-oxide-resistive switching memory

Sungkyu Kim, Jong Yoon Kim, Sung‐Yool Choi*, Jeong Yong Lee*, Hu Young Jeong*

​

Nano Letters, Vol. 12, 1235-1240 (2012)

Self-assembly-induced formation of high-density silicon oxide memristor nanostructure on graphene and metal electrodes

Woon Ik Park†, Jong Moon Yoon†, Moonkyu Park, Jinsup Lee, Sungkyu Kim, Jae Won Jeong, Kyungho Kim, Hu Young Jeong, Seokwoo Jeon, Kwang Soo No, Jeong Yong Lee*, Yeon Sik Jung*

​

Nano Letters, Vol. 11, 5438-5442 (2012)

Flexible memristive memory array on plastic substrates

Seungjun Kim, Hu Young Jeong, Sungkyu Kim, Sung-Yool Choi, Keon Jae Lee*

​

Journal of The Electrochemical Society, Vol. 158, 979-982 (2011)

Role of interface reaction on resistive switching of metal/amorphous TiO2/Al RRAM devices

Hu Young Jeong, Sungkyu Kim, Jeong Yong Lee*, Sung-Yool Choi*

​

Applied Physics A, Vol. 102, 967-972 (2011)

Impact of amorphous titanium oxide film on the device stability of Al/TiO2/Al resistive memory

Hu Young Jeong, Sungkyu Kim, Jeong Yong Lee*, Sung-Yool Choi*

​