Publications

(* : as a corresponding author, †: equal contribution)

Manuscripts Submitted or In Preparation

• "Formation of unquenched effective orbital degree of freedom and magnetic exchange interactions in cobalt-based honeycomb magnets BaCo2(XO4)2 (X = P, As, Sb)"

Subhasis Samanta†*, Fabrizio Cossu†*, and Heung-Sik Kim*

to be submitted.

• "Machine-Learning-Empowered Identification of Initial Growth Modes for 2d Transition Metal Dichalcogenide Thin Films"

Minsu Chong†, Tae Gyu Rhee†, Yeong Gwang Khim, Min-Hyoung Jung, Young-Min Kim, Hu Young Jeong, Heung-Sik Kim, Young Jun Chang*, and Hyuk Jin Kim*

submitted (preprint here)

• "Stacking of charge-density waves in 2H-NbSe2 bilayers", 

F. Cossu*, D. Nafday, K. Palot ́as, M. Biderang, H.-S. Kim, A. Akbari, and I. Di Marco*

submitted (arXiv:2404.01807). 

• "Plasmonic polaron in self-intercalated 1T-TiS2"

Byoung Ki Choi*, Ji-Eun Lee, Sae Hee Ryu, Seungrok Mun, Woojin Choi, Yong Zhong, Hyejin Ryu, Jonathan D. Denlinger, Heung-Sik Kim, Choongyu Hwang, Aaron Bostwick, Zhi-Xun Shen, Sung-Kwan Mo*, and Jinwoong Hwang*

submitted.

• "Emergence of flat bands and ferromagnetic fluctuations via orbital-selective electron correlations in Mn-based kagome metal"

Subhasis Samanta, Hwiwoo Park, Chanhyeon Lee, Sungmin Jeon, Hengbo Cui, Yongxin Yao, Jungseek Hwang*, Kwang-Yong Choi*, and Heung-Sik Kim*

Nature Communications, in press (arXiv:2304.04928).

• "Suppression of antiferromagnetic order by strain-enhanced frustration in honeycomb cobaltate"

Gye-Hyeon Kim†, Miju Park†, Subhasis Samanta†, Uksam Choi, Baekjune Kang, Uihyeon Seo, GwangCheol Ji, Seunghyeon Noh, Deok-Yong Cho, Jung-Woo Yoo, Jong Mok Ok, Heung-Sik Kim*, and Changhee Sohn*

Submitted, in press. 

Published Articles (After joining KNU, 2019~)

2024

1. "MPX3 van der Waals magnets under pressure (M=Mn,Ni,V,Fe,Co,Cd; X=S,Se)"

Takahiro Matsuoka†*, Heung-Sik Kim†*, Subhasis Samanta, Janice L. Musfeldt*, David Mandrus*

Frontiers in Materials 11, 1362744 (2024). 

2. "Partial molecular orbitals in face-sharing 3d manganese trimer: Comparative studies on Ba4TaMn3O12 and Ba4NbMn3O12"

Anzar Ali†, Heung-Sik Kim†, Suheon Lee, Duhee Yoon, Sungkyun Choi*

Physical Review Research 6, 013231 (2024). (arXiv:2304.14640).

3. "Emergent half-metal with mixed structural order in (111)-oriented (LaMnO3)2n|(SrMnO3)n superlattices"

Fabrizio Cossu, Jùlio Alves Do Nascimento, Stuart A. Cavill, Igor Di Marco, Vlado K. Lazarov, and Heung-Sik Kim*

Physical Review B 109, 045435 (2024). (arXiv:2311.01081). 

4. "Electronic Structures of Kitaev Magnet Candidates RuCl3 and RuI3"

Subhasis Samanta†, Dukgeun Hong†, Heung-Sik Kim*

Nanomaterials 14, 9 (2024). 

2023

5. "Collective magnetic Higgs excitation in a pyrochlore ruthenate"

Dirk Wulferding†, Junkyeong Kim†, Mi Kyung Kim, Yang Yang, Jae Hyuck Lee, Dongjoon Song, Dongjin Oh, Heung-Sik Kim, Li Ern Chern, Yong Baek Kim, Minji Noh, Hyunyong Choi, Sungkyun Choi, Natalia B. Perkins, Changyoung Kim*, and Seung Ryong Park*

npj Quantum Materials 8, 40 (2023). (arXiv:2204.12124, †: equally contributed)

6. "Subgap States in Aluminum- and Hydrogen- Doped Zinc-Oxide Thin-Film Transistors"

Minho Yoon*, Dongho Hyun, and Heung-Sik Kim*

Journal of Materials Chemistry C 11, 9959-9959 (2023)

7. "Random singlets in the s=5/2 coupled frustrated cubic lattice Lu3Sb3Mn2O14"

Chanhyeon Lee, Suheon Lee, Heung-Sik Kim, Shunichiro Kittaka, Yoshimitsu Kohama, Toshiro Sakakibara, Ki Hoon Lee, J. van Tol, Denis I. Gorbunov, Seung-Hwan Do, Sungwon Yoon, Adam Berlie, and Kwang-Yong Choi

Physical Review B 107, 214404 (2023)

8. "Crystal growth and magnetic properties of the coupled alternating S=1 spin chain Sr2Ni(SeO3)3"

R. Madhumathy, K. Saranya, K. Moovendaran, K. Ramesh Babu, Arpita Rana, Kwang-Yong Choi, Heung-Sik Kim, Wei-Tin Chen, M. Ponmurugan, R. Sankar*, and I. Panneer Muthuselvam* 

Physical Review B 107, 214406 (2023)

9. "Epitaxially strained ultrathin LaNiO3/LaAlO3 and LaNiO3/SrTiO3 superlattices: a density functional theory + U study"

Heung-Sik Kim*, Sang Hyeon Park, and Myung Joon Han*

Current Applied Physics 50, 53-60 (2023) (arXiv:2302.02424)

10. "Exploring the impact of the nitrogen layer on a Cu(001) substrate on the spin crossover properties of [Fe(SalEen-I)2]Br: A DFT study"

Panyalak Detrattanawichai, Nuanjuta Niamjan, David J. Harding, Phimphaka Harding, Heung-Sik Kim, Adisak Boonchun, Sutassana Na-Phattalung

Journal of Physics and Chemistry of Solids 173, 111111 (2023)

11. "Field-controlled quantum anomalous Hall effect in electron-doped CrSiTe3 monolayer: a first-principles prediction"

Sungmo Kang*, Seungjin Kang, Heung-Sik Kim*, and Jaejun Yu*

npj 2D Materials and Applications 7, 13 (2023) (arXiv:2208.02997)

2022

12. "2차원 코발트 벌집격자 화합물에서의 키타에프 자성"

김흥식

한국자기학회지 32, 240 (2022)

13. "Spin-singlet ground state of the coupled Jeff = 1/2 alternating chain system Sr2Co(SeO3)3"

I. Panneer Muthuselvam, Wei-tin Chen, R. Madhumathy, K. Saranya, K. Moovendaran, Suheon Lee, Kwang-Yong Choi, Chin-Wei Wang, Peng-Jen Chen, M. Ponmurugan, Min-nan Ou, Yang-Yuan Chen, Heung-Sik Kim, and R. Sankar

Physical Review B 106, 214417 (2022)

14. "Active orbital degree of freedom and potential spin-orbit-entangled moments in Kitaev magnet candidate BaCo2(AsO4)2"

Subhasis Samanta†, Panyalak Detrattanawichai†, Sutassana Na-Phattalung*, and Heung-Sik Kim*

Physical Review B 106, 195136 (2022) (arXiv:2204.11465, †: equally contributed)

15. "양자 어닐링을 통한 J1-J2 이징모형 시뮬레이션 (Simulating two-dimensional square J1-J2 Ising model via quantum annealing)"

Jeonghyeok Cha and Heung-Sik Kim

Journal of the Korean Magnetic Society 32, 180 (2022) (in Korean)

16. "Metal Site Substitution and Role of the Dimer on Symmetry Breaking in FePS3 and CrPS4 under Pressure"

Nathan C. Harms, Kevin A. Smith, Amanda V. Haglund, David G. Mandrus*, Zhenxian Liu, Heung-Sik Kim*, and Janice L. Musfeldt*

ACS Applied Electronic Materials 4, 3246 (2022)

17. "Symmetry progression and possible polar metallicity in NiPS3 under pressure"

Nathan C. Harms†, Takahiro Matsuoka†, Subhasis Samanta†, Amanda J. Clune, Kevin A. Smith, Amanda V. Haglund, Erxi Feng, Huibo Cao, Jesse S. Smith, David G. Mandrus, Heung-Sik Kim*, Zhenxian Liu, and Janice L. Musfeldt*

npj 2D Materials and Applications 6, 40 (2022)  (†: equally contributed)

18. "Persistent half-metallic ferromagnetism in a (111)-oriented manganite superlattice"

Fabrizio Cossu, Heung-Sik Kim*, Biplab Sanyal, and Igor di Marco*

npj Computational Materials 8, 77 (2022) (arXiv:2108.05532)

19. "Nucleobase polymers promote low work function surfaces in organic electronics"

Yi Wang, Zhihui Chen*, Rui Yang, Namhee Kwon, Soohyung Park, Heung-Sik Kim, Hyunbok Lee*, and Yao Liu*

Advanced Electronic Materials 8, 2101316 (2022)

20. "Nonreciprocal directional dichroism at telecom wavelengths"

K. Park, M. O. Yokosuk, M. Goryca, J. J. Yang, S. A. Crooker, S.-W. Cheong, K. Haule, D. Vanderbilt, H.-S. Kim*, and J. L. Musfeldt*

npj Quantum Materials 7, 38 (2022)  (arXiv:2203.02416)

21. "Orbital-selective Mott phase and non-Fermi liquid in FePS3"

Minsung Kim, Heung-Sik Kim, Kristjan Haule, and David Vanderbilt

Phys. Rev. B 105, L041108 (2022) (arXiv:2106.06204)

22. "Band gap narrowing of TiO2 nanoparticles: A passivated co-doping approach for enhanced photocatalytic activity"

Sutassana Na-Phattalung*, David Harding, Pichaya Pattanasattayavong, Heung-Sik Kim, Jihye Lee, Dae-Woong Hwang, Taek Dong Chung, Jaejun Yu

Journal of Physics and Chemsitry of Solids 162, 110503 (2022)

23. "Spin-orbital entangled state and realization of Kitaev physics in 3d cobalt compounds: a progress report"

Chaebin Kim, Heung-Sik Kim*, and Je-Geun Park*

Journal of Physics : Condensed Matter 34, 023001 (2022) (arXiv:2108.05044)

24. "Antiferromagnetic Kitaev interaction in Jeff=1/2 cobalt honeycomb materials Na3Co2SbO6 and Na2Co2TeO6"

Chaebin Kim, Jaehong Jeong*, Gaoting Lin, Takatsugu Masuda, Shinichiro Asai, Shinichi Itoh, Heung-Sik Kim, Haidong Zhou, Jie Ma, and Je-Geun Park*

Journal of Physics: Condensed Matter 34, 045802 (2022) (arXiv:2012.06167)

2021

25. "Iterative peak-fitting in frequancy domain via deep convolution neural networks"

Soung-Heum Park, Hyung-Sun Park, Hyunbok Lee*, and Heung-Sik Kim*

Journal of the Korean Physical Society 79, 1199-1208 (2021) (arXiv:2107.04287) 

26. "Anomalous Hall signatures of nonsymmorphic nodal lines in the doped chromium chalcospinel CuCr2Se4"

Subhasis Samanta, Gang Chen*, and Heung-Sik Kim*

Physical Review B 104, 245126 (2021) (arXiv:2104.06721) 

27. "Spin-orbit-entangled nature of magnetic moments and Kitaev magnetism in layered halides α-RuX3 (X = Cl, Br, I)"

Heung-Sik Kim*

Applied Science and Convergence Technology 30, 191-194 (2021) (arXiv:2111.12291)

28. "Intervalence charge transfer of Ti and Fe defects in blue kyanite"

Nuanjuta Niamjan, Jiraroj T-Thienprasert, Heung-Sik Kim, and Sutassana Na-Phattalung*

Journal of the Korean Physical Society 78, 671 (2021)

29. "Exploring few and single layer CrPS4 with near-field infrared spectroscopy"

Sabine N. Neal, Kenneth R. O’Neal, Amanda V. Haglund, Kevin A. Smith, David G. Mandrus, Hans A. Bechtel, G.L. Carr, K. Haule, David Vanderbilt, Heung-Sik Kim*, and Janice L. Musfeldt*

2D Materials 8, 035020 (2021)

2020

30. "Deep learning applied to peak fitting of spectroscopic data in frequency domain"

Hyeong Seon Park, Seong-Heum Park, Hyunbok Lee*, Heung-Sik Kim*

New Physics: Sae Mulli 70, 920 (2020)

31. "Spin waves in the two-dimensional honeycomb lattice XXZ-type van der Waals antiferromagnet  CoPS3"

Chaebin Kim, Jaehong Jeong*, Pyeongjae Park, Takatsugu Masuda, Shinichiro Asai, Shinichi Itoh, Heung-Sik Kim, Andrew Wildes, and Je-Geun Park*

Physical Review B 102, 184429 (2020) (arXiv:2007.11791)

32. "Piezochromism in the magnetic chalchogenide MnPS3"

Nathan C. Harms, Heung-Sik Kim, Amanda J. Clune, Kevin A. Smith, Kenneth R. O’Neal, Amanda V. Haglund, David G. Mandrus, Zhenxian Liu, Kristjan Haule, David Vanderbilt, and Janice L. Musfeldt*

npj Quantum Materials 5, 56 (2020)

33. "Molecular Mott states in deficient spinel GaV4S8"

Heung-Sik Kim, Kristjan Haule, and David Vanderbilt

Physical Review B 102, 081105(R) (2020) (Link to arXiv preprint) 

34. "Symmetry crossover in layered MPS3 complexes (M = Mn, Fe, Ni) via near-field infrared spectroscopy"

S. N. Neal, H. -S. Kim, K. R. O’Neal, A. V. Haglund, K. A. Smith, D. G. Mandrus, H. A. Bechtel, G. L. Carr, K. Haule, D. Vanderbilt, and J. L. Musfeldt*

Physical Review B 102, 085408 (2020)

35. "Magnetic phase transitions and spin density distribution in the molecular multiferroic system GaV4S8"

Rebecca L. Dally, William D. Ratcliff, II, Lunyong Zhang, Heung-Sik Kim, Markus Bleuel, J. W. Kim, Kristjan Haule, David Vanderbilt, Sang-Wook Cheong, and Jeffrey W. Lynn

Physical Review B 102, 014410 (2020) (Link to arXiv preprint) 

36. "Origin of ferromagnetism and the effect of doping on Fe3GeTe2"

S. W. Jang, H. Yoon, M. Y. Jeong, S. Ryee, H.-S. Kim and  M. J. Han*

Nanoscale 12, 13501-13506 (2020) (Link to arXiv preprint)

37. "Nonreciprocal directional dichroism of a chiral magnet in the visible range"

Michael O. Yokosuk, Heung-Sik Kim, Kendall D. Hughey, Jaewook Kim, Andreas V. Stier, Kenneth R. O’Neal, Junjie Yang, Scott A. Crooker, Kristjan Haule, Sang-Wook Cheong, David Vanderbilt and Janice L. Musfeldt*

npj Quantum Materials 5, 20 (2020)

38. "Lattice dynamics and a structural transition of hyperhoneycomb iridate β-Li2IrO3 proved by high-pressure Raman scattering"

Sungkyun Choi, Heung-Sik Kim, Hun-Ho Kim, Aleksandra Krajewska, Gideok Kim, Matteo Minola, Tomohiro Takayama, Kristjan Haule, David Vanderbilt, Hidenori Takagi, and Bernhard Keimer

Physical Review B, 101, 054102 (2020)

39. "Random singlet state in Ba5CuIr3O12 single crystals"

Pavel A. Volkov*, Choong-Jae Won, D. I. Gorbunov, Jaewook Kim, Mai Ye*, Heung-Sik Kim, J. H. Pixley, Sang-Wook Cheong, and G. Blumberg*

Physical Review B 101, 020406(R) (2020)

2019

40. "Mott metal-insulator transitions in pressurized layered trichalcogenides"

Heung-Sik Kim, Kristjan Haule, and David Vanderbilt

Physical Review Letters 123, 236401 (2019) (link to arXiv preprint)

41. "키타에프 자성에 대한 간략한 소개: 전자구조계산 연구자의 관점에서 (A short introduction on Kitaev magnetism: an electronic structure perspective)"

Heung-Sik Kim

새물리 69, 993 (2019) (a review article written in Korean, New Physics: Sae Mulli 69, 993 (2019)).  

42. "Interfacial Mott State in Iridate-Nickelate Superlattices"

Xiaoran Liu*, M. Kotiuga, H.-S. Kim, A. N’Diaye, Y. Cao, M. Kareev, F. Wen, B. Pal, J. W. Freeland, Y. Choi, D. Haskel, P. Shafer, E. Arenholz, K. Haule, D. Vanderbilt, K. Rabe, and J. Chakhalian*

Proceedings of the National Academy of Sciences 116, 19863 (2019)

43. "Near-field infrared spectroscopy of single layer MnPS3"

Sabine N. Neal, Heung-Sik Kim, Kevin A. Smith, Amanda V. Haglund, David G. Mandrus, Hans A. Bechtel, G. Lawrence Carr, Kristjan Haule, David Vanderbilt, and Janice L. Musfeldt*

Physical Review B 100, 075428 (2019)

Published Articles - Before KNU (~2018)

1. "Covalency-driven collapse of strong spin-orbit coupling in face-sharing iridium octahedra"

Mai Ye, Heung-Sik Kim*, Jae-Wook Kim, Choong-Jae Won, Kristjan Haule, David Vanderbilt, Sang-Wook Cheong, and Girsh Blumberg*

Physical Review B 98, 201105(R) (2018) (link to arXiv preprint),  

2. "Nearly triple nodal point topological phase in half-metallic GdN"

Jinwoong Kim, Heung-Sik Kim, and David Vanderbilt

Physical Review B 98, 155122 (2018) (link to arXiv preprint)

3. "Trimer Bonding States on the Surface of Transition-metal Dichalcogenide TaTe2"

Chen Chen, Heung-Sik Kim, Alemayehu S. Admasu, Sang-Wook Cheong, Kristjan Haule, David Vanderbilt, and Weida Wu

Physical Review B 98, 195423 (2018) (link to arXiv preprint) 

4. "Nodal chain network, intersecting nodal rings and triple points coexisting in Ba3Si4"

Jin Cai, Yuee Xie, Po-yao Zhang, Heung-Sik Kim, and Yuanping Chen

Physical Chemistry Chemical Physics 20, 21177 (2018) (link to arXiv preprint)

5. "Symmorphic intersecting nodal rings in semiconducting layers"

Cheng Gong, Yuee Xie, Yuanping Chen, Heung-Sik Kim, and David Vanderbilt

Physical Review Letters 120, 106403 (2018)

6. “Realizing Haldane Model in Fe-based Honeycomb Ferromagnetic Insulators”

Heung-Sik Kim and Hae-Young Kee

npj Quantum Materials 2, 20 (2017)

7. "Engineering One-Dimensional Quantum Stripes from Superlattices of Two-Dimensional Layered Materials"

J. H. Gruenewald, J. H. Kim, Heung-Sik Kim, J. Hwang, M. Souri, J. Terzic, S. H. Chang, A. Said, J. W. Brill, G. Cao, H. Y. Kee, and S. S. A. Seo

Advanced Materials 29, 163798 (2017)

8. "Revealing frustrated local moment model for pressurized hyperhoneycomb iridate: paving a way toward quantum spin liquid"

Heung-Sik Kim, Yong Baek Kim, and Hae-Young Kee

Physical Review B 94, 245127 (2016)

9. "Topological edge states in single layers of honeycomb materials with strong spin-orbit coupling"

Andrei Catuneanu, Heung-Sik Kim, Oguzhan Can, and Hae-Young Kee

Physical Review B 94, 121118(R) (2016)

10. "ARPES study of the Kitaev candidate α-RuCl3"

Xiaoqing Zhou, Haoxiang Li, Justin Waugh, Stephen Parham, Heung-Sik Kim, Jennifer Sears, Andrew Gomes, Hae-Young Kee, Young-June Kim and Daniel Dessau

Physical Review B 94, 161106(R) (2016)

11. “Pressure-induced confined metal from the Mott insulator Sr3Ir2O7”

Yang Ding, Liuxiang Yang, Cheng-Chien Chen, Heung-Sik Kim, Myung Joon Han, Wei Luo, Zhenxing Feng, Mary Upton, Diego Casa, Jungho Kim, Thomas Gog, Zhidan Zeng, Gang Cao, Ho-kwang Mao, and Michel van Veenendaal

Physical Review Letters 116, 216402 (2016)

12. “Crystal structure and magnetism in α-RuCl3: an ab-initio study”

Heung-Sik Kim and Hae-Young Kee

Physical Review B 93, 155143 (2016)

13. “Topological crystalline semimetals in non-symmorphic lattices”

Yige Chen, Heung-Sik Kim, and Hae-Young Kee

Physical Review B 93, 155140 (2016)

14. "Spin-orbit excitations and electronic structure of the putative Kitaev magnet α-RuCl3"

Luke J. Sandilands, Yao Tian, Anjan A. Reijnders, Heung-Sik Kim, Kemp W. Plumb, Hae-Young Kee, Young-June Kim, and Kenneth S. Burch

Physical Review B 93, 075144 (2016)

15. "Predominance of the Kitaev interaction in a three-dimensional honeycomb iridate: from ab-initio to spin model"

Heung-Sik Kim, Eric Kin-Ho Lee, and Yong Baek Kim

Europhysics Letters 112, 67004 (2015)

16. "Molecular orbital polarization in Na2Ti2Sb2O: microscopic route to metal-metal transition without spontaneous symmetry breaking"

Heung-Sik Kim and Hae-Young Kee

Physical Review B 92, 235121 (2015)

17. "Magnetic orders proximal to the Kitaev limit in frustrated triangular systems: application to Ba3IrTi2O9"

Andrei Catuneanu, Jeffrey G. Rau, Heung-Sik Kim, and Hae-Young Kee

Physical Review B 92, 165108 (2015)

18. "Sr2Ir1−xRhxO4 (x < 0.5): An inhomogeneous jeff = 1/2 Hubbard system"

Shalinee Chikara, Daniel Haskel, Jae-Hoon Sim, Heung-Sik Kim, Cheng-Chien Chen, G. Fabbris, L. S. I. Veiga, N. M. Souza-Neto, J. Terzic, K. Butrouna, G. Cao, Myung Joon Han, and Michel van Veenendaal

Physical Review B 92, 081114(R) (2015)

19. "Kitaev magnetism in honeycomb RuCl3 with intermediate spin-orbit coupling"

Heung-Sik Kim, Vijay Shankar Venkataraman, Andrei Catuneanu, and Hae-Young Kee

Physical Review B 91, 241110(R) (2015)

20. "Surface states of perovskite iridates AIrO3; signatures of topological crystalline metal with nontrivial Z2 index"

Heung-Sik Kim, Yige Chen, and Hae-Young Kee

Physical Review B 91, 235103 (2015)

21. "Effect of charge doping on the electronic structure, orbital polarization, and structural distortion in nickelate superlattice"

Heung-Sik Kim and Myung Joon Han

Physical Review B 91, 235102 (2015)

22. "Topological and magnetic phases with strong spin-orbit coupling on the hyperhoneycomb lattice"

Eric Kin-Ho Lee, Subhro Bhattacharjee, Kyusung Hwang, Heung-Sik Kim, Hosub Jin, and Yong Baek Kim

Physical Review B 89, 205132 (2014)

23. "Spin-orbital entangled molecular jeff states in lacunar spinel compounds"

Heung-Sik Kim, Jino Im, Myung Joon Han, and Hosub Jin

Nature Communications 5, 3988 (2014)

24. "Electronic structure and magnetic property of iridate superlattice SrIrO3/SrTiO3"

Kang-Hwan Kim, Heung-Sik Kim, and Myung Joon Han

Journal of Physics : Condensed Matter 26, 185501 (2014)

25. "Novel high-pressure monoclinic metallic phase of V2O3"

Y. Ding, C.-C. Chen, Q. Zeng, H.-S. Kim, M. J. Han, M. Balasubramanian, R. Gordon, F. Li, L. Bai, D. Popov, S. M. Heald, T. Gog, H.-K. Mao, and M. van Veenendaal

Physical Review Letters 112, 056401 (2014)

26. "Collinear and non-collinear spin ground state of wurtzite CoO"

Myung Joon Han, Heung-Sik Kim, Dong Geun Kim, and Jaejun Yu

Physical Review B 87, 184432 (2013)

27. "Strain-induced topological insulator phase and effective magnetic interactions in Li2IrO3"

Heung-Sik Kim, Choong Hyun Kim, Hogyun Jeong, Hosub Jin, and Jaejun Yu

Physical Review B 87, 165117 (2013)

28. "Mixing between jeff = 1/2 and 3/2 orbitals in Na2IrO3 : A spectroscopic and density-functional calculation study"

C.H. Sohn, H.-S. Kim, T.F. Qi, D.W. Jeong, Hyun-Ju Park, H.K. Yoo, H.H. Kim, J.-Y. Kim, T.D. Kang, G. Cao, J. Yu, S.J. Moon, and T.W. Noh

Physical Review B 88, 085125 (2013)

29. "Crystal field splitting and correlation effect on the electronic structure of A2IrO3"

H. Gretarsson, J.P. Clancy, X. Liu, J.P. Hill, Emil Bozin, Yogesh Singh, S. Manni, P. Gegenwart, Jungho Kim, A.H. Said, D. Casa, T. Gog, M.H. Upton, Heung-Sik Kim, J. Yu, Vamshi M. Katakuri, L. Hozoi, Jeroen van den Brink, and Young-June Kim

Physical Review Letters 110, 076402 (2013)

30. "Topological quantum phase transition in 5d transition metal oxide Na2IrO3"

Choong Hyun Kim, Heung-Sik Kim, Hogyun Jeong, Hosub Jin, and Jaejun Yu

Physical Review Letters 108, 106401 (2012)

31. "Topological quantum phase transitions driven by external electric fields in Sb2Te3 thin films"

Minsung Kim, Choong Hyun Kim, Heung-Sik Kim, and Jisoon Ihm

Proceedings of the National Academy of Sciences 109, 671 (2012)

32. "The electronic structure of epitaxially stabilized 5d perovskite Ca1−xSrxIrO3 (x=0, 0.5, and 1) thin films: the role of strong spin-orbit coupling"

 S.Y. Jang, H.-S. Kim, S.J. Moon, W.S. Choi, B.C. Jeon, J. Yu, and T.W. Noh

 Journal of Physics: Condensed matter 22, 485602 (2010)

33. "Double polarization hysteresis loop induced by the domain pinning by defect dipoles in HoMnO3 epitaxial thin films", 

Daesu Lee, Heung-Sik Kim, Seung Yup Jang, Kwon Woo Joh, Tae Won Noh, Jaejun Yu, Cheol Eui Lee, and Jong-Gul Yoon

 Physical Review B 81, 012101 (2010)