Publications
Laboratory of Emerging Electronics
Laboratory of Emerging Electronics
Journal Articles († denotes equal contribution)
Epitaxial Integration of Ferroelectric Gate Oxides on 2D Semiconductors
Sangho Lee†, June-Chul Shin†, Xinyuan Zhang†, Piush Behera†, Eugene Park†, Oh Yeong Gong, Joo Hwan Ko, Young Jin Yoo, Dooyong Koh, Mingqiang Li, Donghoon Moon, Guanyu Zhou, Qinyuan Xue, Keun-Yeol Park, Jung-El Ryu, Ki Seok Kim, Doyoon Lee, Hyunho Seok, Celesta S. Chang, Christoph Klewe, Barat Achinuq, Sanghyun Jo, Duk-Hyun Choe, Seunggeol Nam, Hyangsook Lee, Jinseong Heo, Jang-Sik Lee, Ki Tae Nam, Christopher L. Hinkle, Gwan-Hyoung Lee, Min-Kyu Song, Frances M. Ross, Suraj S. Cheema, and Jeehwan Kim
TBD (2025), in preparation
Single-Crystalline BaTiO3-Based Ferroelectric Capacitive Memory via Membrane Transfer
Xinyuan Zhang†, Sangho Lee†, Jung-El Ryu, Jun Min Suh, Tae-Hyeon Kim, Matthew R. Barone, Nicholas Andrew Parker, Giho Lee, Ik-Jyae Kim, Injune Yeo, Jiho Shin, Jang-Sik Lee, Darrell G. Schlom, Celesta S. Chang, Jae-Sun Seo, Shimeng Yu, Min-Kyu Song, and Jeehwan Kim
Science Advances 11, eadz2553 (2025)
Atomic Lift-Off of Epitaxial Membranes for Cooling-Free Infrared Detection
Xinyuan Zhang†, Owen Ericksen†, Sangho Lee†, Marx Akl†, Min-Kyu Song, Haihui Lan, Pratap Pal, Jun Min Suh, Shane Lindemann, Jung-El Ryu, Yanjie Shao, Xudong Zheng, Ne Myo Han, Bikram Bhatia, Hyunseok Kim, Hyun S. Kum, Celesta S. Chang, Yunfeng Shi, Chang-Beom Eom, and Jeehwan Kim
Nature 641, 98–105 (2025)
Growth-Based Monolithic 3D Integration of Single-Crystal 2D Semiconductors
Ki Seok Kim†, Seunghwan Seo†, Junyoung Kwon†, Doyoon Lee†, Changhyun Kim†, Jung-El Ryu, Jekyung Kim, Jun Min Suh, Hang-Gyo Jung, Youhwan Jo, June-Chul Shin, Min-Kyu Song, Jin Feng, Hogeun Ahn, Sangho Lee, Kyeongjae Cho, Jongwook Jeon, Minsu Seol, Jin-Hong Park, Sang Won Kim, and Jeehwan Kim
Nature 636, 615–621 (2024)
Route to Enhancing Remote Epitaxy of Perovskite Complex Oxide Thin Films
Sangho Lee†, Xinyuan Zhang†, Pooya Abdollahi, Matthew R. Barone, Chengye Dong, Young Jin Yoo, Min-Kyu Song, Doyoon Lee, Jung-El Ryu, Jun-Hui Choi, Jae-Hyun Lee, Joshua A. Robinson, Darrell G. Schlom, Hyun S. Kum, Celesta S. Chang, Ambrose Seo, and Jeehwan Kim
ACS Nano 18, 31225–31233 (2024)
Mixed-Dimensional Integration of 3D-on-2D Heterostructures for Advanced Electronics
Sangho Lee†, Min-Kyu Song†, Xinyuan Zhang†, Jun Min Suh, Jung-El Ryu, and Jeehwan Kim
Nano Letters 24, 9117–9128 (2024)
The Future of Two-Dimensional Semiconductors beyond Moore's Law
Ki Seok Kim†, Junyoung Kwon†, Huije Ryu†, Changhyun Kim†, Hyunseok Kim†, Eun-Kyu Lee, Doyoon Lee, Seunghwan Seo, Ne Myo Han, Jun Min Suh, Jekyung Kim, Min-Kyu Song, Sangho Lee, Minsu Seol, and Jeehwan Kim
Nature Nanotechnology 19, 895–906 (2024)
High Energy Density in Artificial Heterostructures through Relaxation Time Modulation
Sangmoon Han†, Justin S. Kim†, Eugene Park†, Yuan Meng, Zhihao Xu, Alexandre C. Foucher, Gwan Yeong Jung, Ilpyo Roh, Sangho Lee, Sun Ok Kim, Ji-Yun Moon, Seung-Il Kim, Sanggeun Bae, Xinyuan Zhang, Bo-In Park, Seunghwan Seo, Yimeng Li, Heechang Shin, Kate Reidy, Anh Tuan Hoang, Suresh Sundaram, Phuong Vuong, Chansoo Kim, Junyi Zhao, Jinyeon Hwang, Chuan Wang, Hyungil Choi, Dong-Hwan Kim, Jimin Kwon, Jin-Hong Park, Abdallah Ougazzaden, Jae-Hyun Lee, Jong-Hyun Ahn, Jeehwan Kim, Rohan Mishra, Hyung-Seok Kim, Frances M. Ross, and Sang-Hoon Bae
Science 384, 312–317 (2024)
Remote Epitaxy: Fundamentals, Challenges, and Opportunities
Bo-In Park†, Jekyung Kim†, Kuangye Lu†, Xinyuan Zhang, Sangho Lee, Jun Min Suh, Dong-Hwan Kim, Hyunseok Kim, and Jeehwan Kim
Nano Letters 24, 2939–2952 (2024)
Heterogeneous Integration of High-k Complex-Oxide Gate Dielectrics on Wide Band-Gap High-Electron-Mobility Transistors
Jongho Ji†, Jeong Yong Yang†, Sangho Lee†, Seokgi Kim, Min Jae Yeom, Gyuhyung Lee, Heechang Shin, Sang-Hoon Bae, Jong-Hyun Ahn, Sungkyu Kim, Jeehwan Kim, Geonwook Yoo, and Hyun S. Kum
Communications Engineering 3, 15 (2024)
Sputter-Deposited α-MoO3 Interlayers for van der Waals Epitaxy and Film Transfer
Sangho Han†, Sangho Lee†, Dohyun Ko, Xinyuan Zhang, Jeehwan Kim, Caroline A. Ross, and Dong Hun Kim
Advanced Functional Materials 34, 2306909 (2024)
Monolithic 3D Integration of 2D Materials-Based Electronics towards Ultimate Edge Computing Solutions
Ji-Hoon Kang†, Heechang Shin†, Ki Seok Kim†, Min-Kyu Song†, Doyoon Lee, Yuan Meng, Chanyeol Choi, Jun Min Suh, Beom Jin Kim, Hyunseok Kim, Anh Tuan Hoang, Bo-In Park, Guanyu Zhou, Suresh Sundaram, Phuong Vuong, Jiho Shin, Jinyeong Choe, Zhihao Xu, Rehan Younas, Justin S. Kim, Sangmoon Han, Sangho Lee, Sun Ok Kim, Beomseok Kang, Seungju Seo, Hyojung Ahn, Seunghwan Seo, Kate Reidy, Eugene Park, Sungchul Mun, Min-Chul Park, Suyoun Lee, Hyung-Jun Kim, Hyun S. Kum, Peng Lin, Christopher Hinkle, Abdallah Ougazzaden, Jong-Hyun Ahn, Jeehwan Kim, and Sang-Hoon Bae
Nature Materials 22, 1470–1477 (2023)
Remote Epitaxial Interaction through Graphene
Celesta S. Chang†, Ki Seok Kim†, Bo-In Park†, Joonghoon Choi†, Hyunseok Kim, Junseok Jeong, Matthew Barone, Nicholas Parker, Sangho Lee, Xinyuan Zhang, Kuangye Lu, Jun Min Suh, Jekyung Kim, Doyoon Lee, Ne Myo Han, Mingi Moon, Yun Seog Lee, Dong-Hwan Kim, Darrell G. Schlom, Young Joon Hong, and Jeehwan Kim
Science Advances 9, eadj5379 (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, and Jeehwan Kim
Nature Nanotechnology 18, 464–470 (2023)
Raman Spectroscopic Characterizations of Graphene on Oxide Substrates for Remote Epitaxy
Sujan Shrestha, Celesta S. Chang, Sangho Lee, Nadeesha Lakmali Kothalawala, Doo Young Kim, Matteo Minola, Jeehwan Kim, and Ambrose Seo
Journal of Applied Physics 133, 105301 (2023)
Non-Epitaxial Single-Crystal 2D Material Growth by Geometric Confinement
Ki Seok Kim†, Doyoon Lee†, Celesta S. Chang†, Seunghwan Seo, Yaoqiao Hu, Soonyoung Cha, Hyunseok Kim, Jiho Shin, Ju-Hee Lee, Sangho Lee, Justin S. Kim, Ki Hyun Kim, Jun Min Suh, Yuan Meng, Bo-In Park, Jung-Hoon Lee, Hyung-Sang Park, Hyun S. Kum, Moon-Ho Jo, Geun Young Yeom, Kyeongjae Cho, Jin-Hong Park, Sang-Hoon Bae, and Jeehwan Kim
Nature 614, 88–94 (2023)
Graphene Nanopattern as a Universal Epitaxy Platform for Single-Crystal Membrane Production and Defect Reduction
Hyunseok Kim†, Sangho Lee†, Jiho Shin†, Menglin Zhu, Marx Akl, Kuangye Lu, Ne Myo Han, Yongmin Baek, Celesta S. Chang, Jun Min Suh, Ki Seok Kim, Bo-In Park, Yanming Zhang, Chanyeol Choi, Heechang Shin, He Yu, Yuan Meng, Seung-Il Kim, Seungju Seo, Kyusang Lee, Hyun S. Kum, Jae-Hyun Lee, Jong-Hyun Ahn, Sang-Hoon Bae, Jinwoo Hwang, Yunfeng Shi, and Jeehwan Kim
Nature Nanotechnology 17, 1054–1059 (2022)
Remote Epitaxy
Hyunseok Kim†, Celesta S. Chang†, Sangho Lee†, Jie Jiang, Junseok Jeong, Minseong Park, Yuan Meng, Jongho Ji, Yeunwoo Kwon, Xuechun Sun, Wei Kong, Hyun S. Kum, Sang-Hoon Bae, Kyusang Lee, Young Joon Hong, Jian Shi, and Jeehwan Kim
Nature Reviews Methods Primers 2, 40 (2022)
Selective Sequential Infiltration Synthesis of ZnO in the Liquid Crystalline Phase of Silicon-Containing Rod-Coil Block Copolymers
Ling-Ying Shi, Ashwanth Subramanian, Lin Weng, Sangho Lee, Kim Kisslinger, Chang-Yong Nam, and Caroline A. Ross
Nanoscale 14, 1807–1813 (2022)
Selective Deposition of Copper on Self-Assembled Block Copolymer Surfaces via Physical Vapor Deposition
Sangho Lee†, Wonmoo Lee†, Hee-Tae Jung, and Caroline A. Ross
ACS Applied Materials & Interfaces 13, 52931–52937 (2021)
Impact of 2D-3D Heterointerface on Remote Epitaxial Interaction through Graphene
Hyunseok Kim†, Kuangye Lu†, Yunpeng Liu, Hyun S. Kum, Ki Seok Kim, Kuan Qiao, Sang-Hoon Bae, Sangho Lee, You Jin Ji, Ki Hyun Kim, Hanjong Paik, Saien Xie, Heechang Shin, Chanyeol Choi, June Hyuk Lee, Chengye Dong, Joshua A. Robinson, Jae-Hyun Lee, Jong-Hyun Ahn, Geun Young Yeom, Darrell G. Schlom, and Jeehwan Kim
ACS Nano 15, 10587–10596 (2021)
Bending Behavior and Directed Self-Assembly of Rod-Coil Block Copolymers
Ling-Ying Shi, Sangho Lee, Qingyang Du, Bo Zhou, Lin Weng, Runze Liu, and Caroline A. Ross
ACS Applied Materials & Interfaces 13, 10437–10445 (2021)
Platinum Infiltration of a Block Copolymer for Interconnected Three-Dimensional Metal Nanostructures
Wonmoo Lee, Sangho Lee, Astera S. Tang, Chansol Kim, Runze Liu, Kiseop Im, Hee-Tae Jung, and Caroline A. Ross
ACS Applied Nano Materials 4, 793–801 (2021)
Machine Learning Predictions of Block Copolymer Self-Assembly
Kun-Hua Tu†, Hejin Huang†, Sangho Lee, Wonmoo Lee, Zehao Sun, Alfredo Alexander-Katz, and Caroline A. Ross
Advanced Materials 32, 2005713 (2020)
Resolving Triblock Terpolymer Morphologies by Vapor-Phase Infiltration
Sangho Lee, Ashwanth Subramanian, Nikhil Tiwale, Kim Kisslinger, Muhammad Mumtaz, Ling-Ying Shi, Karim Aissou, Chang-Yong Nam, and Caroline A. Ross
Chemistry of Materials 32, 5309–5316 (2020)
Vertical Lamellae formed by Two-Step Annealing of a Rod-Coil Liquid Crystalline Block Copolymer Thin Film
Ling-Ying Shi, Ji Lan, Sangho Lee, Li-Chen Cheng, Kevin G. Yager, and Caroline A. Ross
ACS Nano 14, 4289–4297 (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, and Jeehwan Kim
Nature 578, 75–81 (2020)
Core-Shell and Zigzag Nanostructures from a Thin Film Silicon-Containing Conformationally Asymmetric Triblock Terpolymer
Ling-Ying Shi, Fen Liao, Li-Chen Cheng, Sangho Lee, Rong Ran, Zhihao Shen, and Caroline A. Ross
ACS Macro Letters 8, 852–858 (2019)
In Situ Study of ABC Triblock Terpolymer Self-Assembly under Solvent Vapor Annealing
Sangho Lee, Li-Chen Cheng, Kevin G. Yager, Muhammad Mumtaz, Karim Aissou, and Caroline A. Ross
Macromolecules 52, 1853–1863 (2019)
Thin Film Self-Assembly of a Silicon-Containing Rod-Coil Liquid Crystalline Block Copolymer
Ling-Ying Shi, Sangho Lee, Li-Chen Cheng, Hejin Huang, Fen Liao, Rong Ran, Kevin G. Yager, and Caroline A. Ross
Macromolecules 52, 679–689 (2019)
Self-Assembly of a Silicon-Containing Side-Chain Liquid Crystalline Block Copolymer in Bulk and in Thin Films: Kinetic Pathway of a Cylinder to Sphere Transition
Fen Liao, Ling-Ying Shi, Li-Chen Cheng, Sangho Lee, Rong Ran, Kevin G. Yager, and Caroline A. Ross
Nanoscale 11, 285–293 (2019)
Double-Layer Morphologies from a Silicon-Containing ABA Triblock Copolymer
Sangho Lee, Li-Chen Cheng, Karim R. Gadelrab, Konstantinos Ntetsikas, Dimitrios Moschovas, Kevin G. Yager, Apostolos Avgeropoulos, Alfredo Alexander-Katz, and Caroline A. Ross
ACS Nano 12, 6193–6202 (2018)
Self-Assembling Nanocomposite Tectons
Jianyuan Zhang, Peter J. Santos, Paul A. Gabrys, Sangho Lee, Caroline Liu, and Robert J. Macfarlane
Journal of the American Chemical Society 138, 16228–16231 (2016)
Hydrogen Storage in Li Dispersed Graphene with Stone–Wales Defects: A First-Principles Study
Dongseong Kim, Sangho Lee, Yubin Hwang, Kyung-Han Yun, and Yong-Chae Chung
International Journal of Hydrogen Energy 39, 13189–13194 (2014)
Strain-Controllable Magnetism in Co Decorated Pyridinic N-Doped Graphene
Seungchan Jo, Sangho Lee, Kyung-Han Yun, Yubin Hwang, and Yong-Chae Chung
IEEE Transactions on Magnetics 50, 1600104 (2014)
Modulating Magnetic Characteristics of Pt Embedded Graphene by Gas Adsorption (N2, O2, NO2, SO2)
Youngbin Lee, Sangho Lee, Yubin Hwang, and Yong-Chae Chung
Applied Surface Science 289, 445–449 (2014)
Nitrogen-Tuned Bonding Mechanism of Li and Ti Adatom Embedded Graphene
Sangho Lee and Yong-Chae Chung
Journal of Solid State Chemistry 205, 160–164 (2013)
Water Trapping at the Graphene/Al2O3 Interface
Sung Beom Cho, Sangho Lee, and Yong-Chae Chung
Japanese Journal of Applied Physics 52, 06GD09 (2013)
Geometric and Magnetic Properties of Co Adatom Decorated Nitrogen-Doped Graphene
Sangho Lee, Minho Lee, and Yong-Chae Chung
Journal of Applied Physics 113, 17B503 (2013)
Strain Effects on Hydrogen Storage in Ti Decorated Pyridinic N-Doped Graphene
Dongseong Kim, Sangho Lee, Seungchan Jo, and Yong-Chae Chung
Physical Chemistry Chemical Physics 15, 12757–12761 (2013)
Enhanced Hydrogen Storage Properties under External Electric Fields of N-Doped Graphene with Li Decoration
Sangho Lee, Minho Lee, and Yong-Chae Chung
Physical Chemistry Chemical Physics 15, 3243–3248 (2013)
Effect of Nitrogen Induced Defects in Li Dispersed Graphene on Hydrogen Storage
Sangho Lee, Minho Lee, Heechae Choi, Dong Su Yoo, and Yong-Chae Chung
International Journal of Hydrogen Energy 38, 4611–4617 (2013)
Effects of Biaxial Strains on the Magnetic Properties of Co-Graphene Heterojunctions
Sangho Lee, Heechae Choi, and Yong-Chae Chung
Journal of Applied Physics 111, 113922 (2012)