Publication

5. “Electrically-Tunable Spin Exchange Splitting in Graphene via Interfacial Charge Transfer,” Dongwon Shin+, Hyeonbeom Kim+, Sung Ju Hong+, Sehwan Song, Youngkuk Kim, Sungkyun Park, Dongseok Suh, and Woo Seok Choi, in preparation

4. “Hosohedral nodal-line superconductivity in hexagonal ABC Dirac semimetals,” Hong-Guk Min, Churlhi Lyi, Moon Jip Park*, Youngkuk Kim*, submitted.

3. “Replica higher-order topology of Hofstadter butterflies in twisted bilayer graphene,” Sun-Woo Kim+, Sunam Jeon, Moon Jip Park*, and Youngkuk Kim*, submitted – preprint:arXiv:2204.08087

2. “Wafer-Scale Epitaxial Growth of an Atomically Thin Single-Crystal Insulator as a Substrate of Two-Dimensional Material Field-Effect Transistors“, Eun Hye Kim, Tae Jun Gu, Hyobin Yoo, Yamujin Jang, Jaemo Jeong, Hyun-Woo Kim, Seog-Gyun Kang, Hoijoon Kim, Heesoo Lee, Kyu-Jin Jo, Do Hee Lee, Beom Ju Kim, Jin Wook Kim, Seong Hyun Im, Chang Seok Oh, Changgu Lee, Ki Kang Kim, Cheol-Woong Yang, Hyoungsub Kim, Youngkuk Kim, Philip Kim*, Dongmok Whang*, Joung Real Ahn*, Nano Lett. ASAP (2023) – Published 17 March 2023

1. “Monolayer Kagome Metals AV3Sb5“, Sun-Woo Kim+, Hanbit Oh+, Eun-Gook Moon*, and Youngkuk Kim*, Nat. Commun. 14, 591 (2023) – Published 03 February 2023

2022

4. “Stable topological phase transitions without symmetry indications in NaZnSb1−xBix“, Jaemo Jeong+, Dongwook Kim, Youngkuk Kim*, Sci. Rep. 12, 22050 (2022) – Published 21 December 2022

3. “Tunable bulk photovoltaic effect in strained γ-GeSe“, Hong-Guk Min+, Churlhi Lyi+, and Youngkuk Kim*, Phys. Rev. B 106, 205153 – Published 30 November 2022

2. “On-demand quantum spin Hall insulators controlled by two-dimensional ferroelectricity,” Jiawei Huang, Xu Duan, Sunam Jeon, Youngkuk Kim, Jian Zhou, Jian Li*, and Shi Liu*, Mater. Horiz. 9, 1440 (2022) – Published
06 April 2022

1. “Two-dimensional weak topological insulators in inversion symmetric crystals,” Sunam Jeon+ and Youngkuk Kim*, Phys. Rev. B 105, L121101 (2022) – Published 04 March 2022

2021

2. “Coexistence of surface superconducting and three-dimensional topological Dirac states in semimetal KZnBi” Junseong Song+, Sunghun Kim+, Youngkuk Kim+, Huixia Fu, Jahyun Koo, Zhen Wang, Gyubin Lee, Jouhahn Lee, Sang Ho Oh, Joonho Bang, Taku Matsushita, Wada Nobuo, Hiroki Ikegami, Jonathan D. Denlinger, Young Hee Lee, Binghai Yan*, Yeongkwan Kim*, and Sung Wng Kim*, Phys. Rev. X 11, 021065 (2021) – Published 28 June 2021

1. “Higher-Order Topological Corner State Tunneling in Twisted Bilayer Graphene,” Moon Jip Park+, Sunam Jeon*, SungBin Lee*, Hee Chul Park*, and Youngkuk Kim* – Carbon 174, 260-265 (2021) – Published 15 April 2021

2020

1. “Decelerated Hot Carrier Cooling in Graphene via Nondissipative Carrier Injection from MoS2“, Minh Dao Tran, Sung-Gyu Lee, Sunam Jeon, Sung-Tae Kim, Hyun Kim, Van Luan Nguyen, Subash Adhikari, Sungjong Woo, Hee Chul Park, Youngkuk Kim*, Ji-Hee Kim*, and Young Hee Lee* – ACS Nano, 14 (10), 13905–13912 (2020) – Published 19 August 2020

2019

8. “Long-range ferromagnetic ordering in vanadium-doped WSe2 semiconductor“, Dinh Loc Duong, Seokjoon Yun, Youngkuk Kim, Seong-Gon Kim, and Young Hee Lee*, Appl. Phys. Lett., 115, 242406 (2019)

7. “Higher-Order Topological Insulator in Twisted Bilayer Graphene,” Moon Jip Park*, Youngkuk Kim*, Gil Young Cho*, and SungBin Lee*, Phys. Rev. Lett. 123, 216803 (2019) – Editor’s suggestion, highlighted in Nat. Rev. Phys. 1, 700 (2019)

6. “Stiefel-Whitney classes and topological phases in band theory,” Junyeong Ahn,  Sungjoon Park, Dongwook Kim, Youngkuk Kim, and Bohm-Jung Yang*, Chin. Phys. B, 28, 117101 (2019)

5. “Ferromagnetic nodal-line metal in monolayer h-InC”, Sunam Jeon, Yun-Tak Oh, and Youngkuk Kim*,  Phys. Rev. B 100, 035406 (2019)

4. “Topological semimetals from first principles,” Heng Gao+, Jörn W. F. Venderbos+, Youngkuk Kim, and Andrew M. Rappe*, Annu. Rev. Mater. Res. 49, 153 (2019)

3. “Creation of two-dimensional layered Zintl phase by dimensional manipulation of crystal structure,” Junseong Song, Hyn Yong Song, Zhen Wang, Seokhee Lee, Jae-Yeol Hwang, Seung Youb Lee, Dongwook Kim, Kyu Hyong Lee, Youngkuk Kim, Sang Ho Oh, Sung Wng Kim*, Sci. Adv. 5, eaax0390 (2019)

2. “Atomic and Electronic Structures of Graphene-decorated Graphitic Carbon Nitride (g-C3N4) as a Metal-free photocatalyst under Visible-light“, Taehwan Jeong, Huiyan Piao, Sangwoo Park, Jae-Hun Yang, Goeun Choi, Qinke Wu, Hyun Min Kang, Hwi Je Woo, Seong Jun Jung, Hanchul Kim, Bong Gyu Shin, Youngkuk Kim, Euy Heon Hwang, Jin-Ho Choy*, and Young Jae Song*, Appl. Catal. B 256, 117850 (2019)

1. “Dual topological nodal line and nonsymmorphic Dirac semimetal in three dimensions,”
Yun-Tak Oh, Hong-Guk Min, Youngkuk Kim*, Phys. Rev. B 99, 201110(R) (2019) – Published 23 May 2019

2018

7. “Millimeter-Scale Growth of Single-Oriented Graphene on a Palladium Silicide Amorphous Film,” Hyun-Woo Kim, Inkyung Song, Tae-Hoon Kim, Sung Joon Ahn, Ha-Chul Shim, Byeong-Seon An, Yamujin Jang, Sunam Jeon, Eum Hey Kim, Ishwor Bahadur Khadka, Taejun Gu, Sun-Hee Woo, Dongmok Whang, Youngkuk Kim*, Cheol-Woong Yang*, and Joung Real Ahn*, ACS Nano 13, 1127-1135 (2018)

6. “Design of 2D massless Dirac fermion systems and quantum spin Hall insulators based on sp−sp2 carbon sheets“, Minwoo Park+, Youngkuk Kim+, and Hoonkyung Lee*, npj Comput. Mater. 4, 54 (2018) – published 18 October 2018

5. “Type-II Dirac line nodes in strained Na3N“, Dongwook Kim, Seongjin Ahn, Jong Hyun Jung, Hongki Min, Jisoon Ihm, Jung Hoon Han, and Youngkuk Kim*, Phys. Rev. Mater. 2, 104203 (2018) – published 11 October 2018

4. “Band topology and linking structure of nodal line semimetals with Z2 monopole charge”, Junyeong Ahn, Dongwook Kim, Youngkuk Kim, and Bohm-Jung Yang*,
Phys. Rev. Lett. 121, 106403 (2018) – published 6 September 2018

3. “Dirac-Weyl semimetal: coexistence of Dirac and Weyl fermions in polar hexagonal ABC crystals,” Heng Gao, Youngkuk Kim, Jörn W. F. Venderbos, C. L. Kane, E. J. Mele, Andrew M. Rappe*, and Wei Ren*, Phys. Rev. Lett. 121, 106404 (2018) – Editor’s suggestion, published 5 September 2018

2. “Wallpaper fermions and the nonsymmorphic Dirac insulator,” Benjamin J. Wieder, Barry Bradlyn, Zhijun Wang, Jennifer Cano, Youngkuk Kim, Hyeong-Seok D. Kim, Andrew M. Rappe, C. L. Kane*, and B. Andrei Bernevig*, Science 361, 246-251 (2018)

2017

1. “Crystalline bilayer graphene with preferential stacking from Ni-Cu gradient alloy,”
Zhaoli Gao, Qicheng Zhang, Carl H. Naylor, Youngkuk Kim, Irfan Haider Abidi, Jinglei Ping, Pedro Ducos, Jonathan Zauberman, Mengqiang Zhao, Andrew M. Rappe, Zhengtang Luo, Li Ren, A.T. Charlie Johnson*, ACS Nano 12, 2275–2282 (2018)

~ 2016

15. “Influence of the dimensionality and organic cation on crystal and electronic structure of organometallic halide perovskites,” Julian Gebhardt, Youngkuk Kim, and Andrew M Rappe*, J. Phys. Chem. C 121, 6569-6874 (2017)

14. “Large-area synthesis of high-quality monolayer 1T-WTe2 flake“, Carl H. Naylor, William M. Parkin, Zhaoli Gao, Hojin Kang, Mehmet Noyan, Robert B Wexler, Liang Z Tan, Youngkuk Kim, Christopher E Kehayias, Frank Streller, Yu Ren Zhou, Robert Carpick, Zhengtang Luo, Yung Woo Park, Andrew M Rappe, Marija Drndic James M Kikkawa, and A T Charlie Johnson*, 2D Materials 4, 021008 (2017)

13. “Monolayer single-crystal 1T-MoTe2 grown by chemical vapor deposition exhibits a weak antilocalization effect“, Carl H. Naylor, William M. Parkin, Jinglei Ping, Zhaoli Gao, Yu Ren Zhou, Youngkuk Kim,  Frank Streller, Robert W. Carpick, Andrew M. Rappe, Marija Drndic, James M. Kikkawa, and A. T. Charlie Johnson*, Nano Lett. 16, 4297 (2016)

12. “Double Dirac semimetals in three dimensions,” Benjamin J. Wieder, Youngkuk Kim, Andrew M. Rappe, and Charles L. Kane*, Phys. Rev. Lett. 116, 186402 (2016) – Editor’s suggestion, highlighted in Nat. Phys. 12, 528 (2016)

11. “Substantial optical dielectric enhancement by volume compression in LiAsSe2“, Fan Zheng, John A. Brehm, Steve M. Young, Youngkuk Kim, and Andrew M. Rappe*, Phys. Rev. B 93, 195210 (2016)

10. “Two-dimensional pi-conjugated covalent-organic frameworks as quantum anomalous Hall topological insulators,” Dong Liang, Youngkuk Kim, Dequan Er, Andrew M. Rappe, and Vivek B. Shenoy*, Phys. Rev. Lett. 116, 096601 (2016)

9. “Strain induced ferroelectric topological insulator,” Shi Liu, Youngkuk Kim, Liang Z. Tan, and Andrew M. Rappe*, Nano Lett. 16, 1663–1668 (2016)

8. “Layered topological crystalline insulators,” Youngkuk Kim, Eugene J. Mele, Charles L. Kane*, and Andrew M. Rappe*, Phys. Rev. Lett. 115, 086802 (2015)

7. “Dirac line node in inversion symmetric crystal,” Youngkuk Kim, Benjamin J. Wieder, Charles L. Kane*, and Andrew M. Rappe*, Phys. Rev. Lett. 115, 036806 (2015)

6. “Atomic-scale mechanism of grain boundary motion in graphene,” Dongwook Kim, Youngkuk Kim, Jisoon Ihm, Euijoon Yoon, and Gun-Do Lee*, Carbon 84, 146-150 (2015)

5. “Topological domain walls and quantum valley Hall effects in silicene,” Youngkuk Kim, Hosub Jin, Keunsu Choi, and Jisoon Ihm*, Phys. Rev. B 89, 085429 (2014)

4. “Dynamics and stability of di-vacancy defects in graphene,” Youngkuk Kim, Jisoon Ihm, Euijoon Yoon, and Gun-Do Lee*, Phys. Rev. B 84, 075445 (2011)

3. “Nanometer-scale loop currents and induced magnetic dipoles in carbon nanotube with defects,” Jino Im, Youngkuk Kim, Choong-Ki Lee, Minsung Kim, Jisoon Ihm, and Hyoung Joon Choi*, Nano Lett. 11, 1418 (2011)

2. “Trends in charge transfer and spin alignment of metallocene on graphene,” Yuanchang Li, Xiaobin Chen, Gang Zhou, Wenhui Duan, Youngkuk Kim, Minsung Kim, and Jisoon Ihm*,  Phys. Rev. B 83, 195443 (2011)

1. “Calcium-decorated, hydroxylated single-walled carbon nanotubes for hydrogen storage: a first-principles study,” Manh Cuong Nguyen, Moon-Hyung Cha, Jeahyun Bae, Youngkuk Kim, Minsung Kim, and Jisoon Ihm*, ChemPhyChem 12, 777-780 (2011)

+ co-first author
* corresponding author