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63. Plasmonic polaron in self-intercalated 1T-TiS2
Byoung Ki Choi†, *, Woojin Choi†, Zhiyu Tao†, Ji-Eun Lee, Sae Hee Ryu, Seungrok Mun, Hyobeom Lee, Kyoungree Park, Seha Lee, Hayoon Im, Yong Zhong, Hyejin Ryu, Min Jae Kim, Sue Hyeon Hwang, Xuetao Zhu, Jiandong Guo, Jong Mok Ok, Jaekwang Lee, Haeyong Kang, Sungkyun Park, Jonathan D Denlinger, Heung-Sik Kim, Aaron Bostwick, Zhi-Xun Shen, Choongyu Hwang*, Sung-Kwan Mo*, Jinwoong Hwang*
Communications Materials 7, 105 (2026)
Kyoungree Park†, Ji-Eun Lee†, Dongwook Kim, Yong Zhong, Camron Farhang, Hyobeom Lee, Hayoon Im, Woojin Choi, Seha Lee, Seungrok Mun, Kyoo Kim, Jun Woo Choi, Hyejin Ryu, Jing Xia, Heung-Sik Kim, Choongyu Hwang, Ji Hoon Shim, Zhi-Xun Shen*, Sung-Kwan Mo*, Jinwoong Hwang*
61. Persistent ferromagnetic ground state in pristine and Ni-doped Fe3GaTe2 flakes
Ki-Hoon Son†, Sehoon Oh†, Junho Lee, Sobin Yun, Yunseo Shin, Shaohua Yan, Chaun Jang, Hong-Sub Lee*, Hechang Lei*, Se Young Park*, Hyejin Ryu*
Nano Convergence 11, 55 (2024)
60. Topological surface states of semimetal TaSb2
Ji-Eun Lee†, Yu Liu, Jinwoong Hwang, Choongyu Hwang, Cedomir Petrovic, Se Young Park*, Hyejin Ryu*, Sung-Kwan Mo*
Nano Convergence 11, 50 (2024)
59. Hole‐Carrier‐Dominant Transport in 2D Single‐Crystal Copper
Jong Mok Ok†, Kyungrok Kang†, Jounghoon Hyun†, Chan‐Young Lim, Seonggeon Gim, Jinwoong Hwang, Jonathan D Denlinger, Miyeon Cheon, Binod Regmi, Ji‐Eun Lee, Hyejin Ryu, Su Jae Kim, Yousil Lee, Young‐Hoon Kim, Young‐Min Kim, Yeongkwan Kim*, Seong‐Gon Kim*, Heejun Yang*, Se‐Young Jeong*
Advanced Materials 36 (36), 2403783 (2024)
58. Spin-orbit-splitting-driven nonlinear Hall effect in NbIrTe4
Ji-Eun Lee†, Aifeng Wang, Shuzhang Chen, Minseong Kwon, Jinwoong Hwang, Minhyun Cho, Ki-Hoon Son, Dong-Soo Han, Jun Woo Choi, Young Duck Kim, Sung-Kwan Mo, Cedomir Petrovic, Choongyu Hwang*, Se Young Park*, Chaun Jang*, Hyejin Ryu*
Nature Communications 15 (1), 3971 (2024)
57. Controlling structure and interfacial interaction of monolayer TaSe2 on bilayer graphene
Hyobeom Lee†, Hayoon Im†, Byoung Ki Choi, Kyoungree Park, Yi Chen, Wei Ruan, Yong Zhong, Ji-Eun Lee, Hyejin Ryu, Michael F Crommie, Zhi-Xun Shen, Choongyu Hwang*, Sung-Kwan Mo*, Jinwoong Hwang*
Nano Convergence 11, 14 (2024)
Shaohua Yan†, Hui-Hui He†, Yang Fu†, Ning-Ning Zhao, Shangjie Tian, Qiangwei Yin, Fanyu Meng, Xinyu Cao, Le Wang, Shanshan Chen, Ki-Hoon Son, Jun Woo Choi, Hyejin Ryu, Shouguo Wang, Hechang Lei*, Kai Liu*, Xiao Zhang*
55. Controlling the magnetic properties of layered Cr2Te3 thin films via ex-situ annealing
In Hak Lee†, *, Yeong Gwang Khim, Jaeun Eom, Jung Yun Kee, Byoung Ki Choi, Hyuk Jin Kim, Ryung Kim, Min Young Jung, Kyeong Jun Lee, Younghak Kim, Woo-Suk Noh, Byeong-hyeon Lee, Hoyoung Suh, Hye Jung Chang, Sung Ok Won, Chaun Jang, Hyejin Ryu, Dong Ryeol Lee, Seo Hyoung Chang, Hyun Hwi Lee, Young Jun Chang*, Jun Woo Choi*
Applied Surface Science 648, 159057 (2024)
54. Magnetic Proximity Effect on Weyl-semimetal/Magnet Heterostructure (KCI)
Sobin Yun†, Ki-Hoon Son†, Ji-Eun Lee, Hong-Sub Lee, Chaun Jang*, Hyejin Ryu*
Journal of the Korean Magnetics Society (KCI), 34, 116 (2024)
53. Electronic Structure of Above-Room-Temperature van der Waals Ferromagnet Fe3GaTe2
Ji-Eun Lee†, Shaohua Yan, Sehoon Oh, Jinwoong Hwang, Jonathan D Denlinger, Choongyu Hwang, Hechang Lei*, Sung-Kwan Mo*, Se Young Park*, Hyejin Ryu*
Nano Letters 23(24), 11526-11532 (2023)
52.Enhanced thermoelectric performance of SnSe by controlled vacancy population
Ji-Eun Lee†, Kyoo Kim, Van Quang Nguyen, Jinwoong Hwang, Jonathan D Denlinger, Byung Il Min, Sunglae Cho, Hyejin Ryu*, Choongyu Hwang*, Sung-Kwan Mo*
Nano Convergence 10, 32 (2023)
Jaeun Eom†, In Hak Lee, Jung Yun Kee, Minhyun Cho, Jeongdae Seo, Hoyoung Suh, Hyung-Jin Choi, Yumin Sim, Shuzhang Chen, Hye Jung Chang, Seung-Hyub Baek, Cedomir Petrovic, Hyejin Ryu, Chaun Jang, Young Duck Kim, Chan-Ho Yang, Maeng-Je Seong, Jin Hong Lee*, Se Young Park*, Jun Woo Choi*
Nature Communications 14(1), 5605 (2023)
50. A Novel √19 × √19 Superstructure in Epitaxially Grown 1T‐TaTe2
Jinwoong Hwang†, *, Yeongrok Jin†, Canxun Zhang, Tiancong Zhu, Kyoo Kim, Yong Zhong, Ji‐Eun Lee, Zongqi Shen, Yi Chen, Wei Ruan, Hyejin Ryu, Choongyu Hwang, Jaekwang Lee, Michael F Crommie, Sung‐Kwan Mo*, Zhi‐Xun Shen*
Advanced Materials 34, 2204579 (2022)
49. Evidence for a spinon Kondo effect in cobalt atoms on single-layer 1T-TaSe2
Yi Chen†, Wen-Yu He†, Wei Ruan†, Jinwoong Hwang, Shujie Tang, Ryan L Lee, Meng Wu, Tiancong Zhu, Canxun Zhang, Hyejin Ryu, Feng Wang, Steven G Louie, Zhi-Xun Shen, Sung-Kwan Mo, Patrick A Lee, Michael F Crommie*
Nature Physics 18, 1335 (2022)
Wei Ruan†, Yi Chen†, Shujie Tang, Jinwoong Hwang, Hsin-Zon Tsai, Ryan L Lee, Meng Wu, Hyejin Ryu, Salman Kahn, Franklin Liou, Caihong Jia, Andrew Aikawa, Choongyu Hwang, Feng Wang, Yongseong Choi, Steven G Louie, Patrick A Lee, Zhi-Xun Shen, Sung-Kwan Mo, Michael F Crommie*
Nature Physics 17, 10, 1154-1161 (2021)
47. Surface oxidation in a van der Waals ferromagnet Fe3-xGeTe2
Dong Seob Kim†, Jung Yun Kee, Ji-Eun Lee, Yu Liu, Younghak Kim, Namdong Kim, Choongyu Hwang, Wondong Kim, Cedomir Petrovic, Dong Ryeol Lee, Chaun Jang*, Hyejin Ryu*, Jun Woo Choi*
Current Applied Physics 18, 11 (In press, 2021)
46. Exchange Bias in Weakly Interlayer-Coupled van der Waals Magnet Fe3GeTe2
Hyung Keun Gweon†, Sang Yeop Lee, Hee Young Kwon, Juyoung Jeong, Hye Jung Chang, Kyoung-Whan Kim, Zi Qiang Qiu, Hyejin Ryu, Chaun Jang, Jun Woo Choi*
Nano Letters 21, 4, 1672-1678 (2021)
45. Tunable Kondo Resonance at a Pristine Two-Dimensional Dirac Semimetal on a Kondo Insulator
Jinwoong Hwang†, *, Seungseok Lee†, Ji-Eun Lee, Minhee Kang, Hyejin Ryu, Hyun-Jeong Joo, Jonathan Denlinger, Jae-Hoon Park*, Choongyu Hwang*
Nano Letters 20, 11, 7973-7979 (2020)
44. High-Quality SnSe2 Single Crystals: Electronic and Thermoelectric Properties
Anh-Tuan Pham†, Thi Hoa Vu, Chang Cheng, Thi Ly Trinh, Ji-Eun Lee, Hyejin Ryu, Choongyu Hwang, Sung-Kwan Mo, Jungdae Kim, Li-dong Zhao, Anh-Tuan Duong, Sunglae Cho*
ACS Applied Energy Materials 3, 11, 10787-10792 (2020)
Carmen Rubio-Verdú†, Antonio M. García-García*, Hyejin Ryu, Deung-Jang Choi, Javier Zaldívar, Shujie Tang, Bo Fan, Zhi-Xun Shen, Sung-Kwan Mo, José Ignacio Pascual, Miguel M. Ugeda*
Nano Letters 20, 7, 5111-5118 (2020)
Ji-Eun Lee†, Jinwoong Hwang, Minhee Kang, Hyun-Jeong Joo, Hyejin Ryu, Kyoo Kim, Yongsam Kim, Namdong Kim, Anh Tuan Duong, Sunglae Cho, Sung-Kwan Mo, Choongyu Hwang*, Imjeong Ho-Soon Yang*
Applied Surface Science 520, 146314-146318 (2020)
41. Strong correlations and orbital texture in single-layer 1T-TaSe2
Yi Chen†, Wei Ruan†, Meng Wu†, Shujie Tang†, Hyejin Ryu, Hsin-Zon Tsai, Ryan Lee, Salman Kahn, Franklin Liou, Caihong Jia, Oliver R Albertini, Hongyu Xiong, Tao Jia, Zhi Liu, Jonathan A Sobota, Amy Y Liu, Joel E Moore, Zhi-Xun Shen, Steven G Louie, Sung-Kwan Mo, Michael F Crommie*
Nature Physics 16, 2, 218-224 (2020)
40. Controlling the magnetic anisotropy of van der Waals ferromagnet Fe3GeTe2 through hole doping
Se Young Park†, *, Dong Seob Kim†, Yu Liu, Jinwoong Hwang, Younghak Kim, Wondong Kim, Jae-Young Kim, Cedomir Petrovic, Choongyu Hwang, Sung-Kwan Mo, Hyung-Jun Kim, Byoung-Chul Min, Hyun Cheol Koo, Joonyeon Chang, Chaun Jang*, Jun Woo Choi*, Hyejin Ryu*
Nano Letters 20, 1, 95-100 (2020)
39. Manipulating topological domain boundaries in the single-layer quantum spin Hall insulator 1T′−WSe2
Zahra Pedramrazi†, Charlotte Herbig†, Artem Pulkin†, Shujie Tang, Madeleine Phillips, Dillon Wong, Hyejin Ryu, Michele Pizzochero, Yi Chen, Feng Wang, Eugene J. Mele, Zhi-Xun Shen, Sung-Kwan Mo, Oleg V. Yazyev, Michael F. Crommie*
Nano Letters 19, 8, 5634-5639 (2019)
Sara Barja†, *, Sivan Refaely-Abramson†, Bruno Schuler†, Diana Y. Qiu†, Artem Pulkin, Sebastian Wickenburg, Hyejin Ryu, Miguel M. Ugeda, Christoph Kastl, Christopher Chen, Choongyu Hwang, Adam Schwartzberg, Shaul Aloni, Sung-Kwan Mo, D. Frank Ogletree, Michael F. Crommie, Oleg V. Yazyev, Steven G. Louie*, Jeffrey B. Neaton*, Alexander Weber-Bargioni*
Nature Communications 10, 1, 3382-3389 (2019)
37. Electric-field-tuned topological phase transition in ultrathin Na3Bi
James L. Collins†, Anton Tadich, Weikang Wu, Lidia C. Gomes, Joao N. B. Rodrigues, Chang Liu, Jack Hellerstedt, Hyejin Ryu, Shujie Tang, Sung-Kwan Mo, Shaffique Adam, Shengyuan A. Yang, Michael S. Fuhrer, Mark T. Edmonds*
Nature 564, 7736, 390-394 (2018)
36. Anisotropic Dirac Fermions in BaMnBi2 and BaZnBi2
Hyejin Ryu†, *, Se Young Park†, Lijun Li, Weijun Ren, Zahid Hussain, Jeff Neaton, Cedomir Petrovic, Choongyu Hwang*, Sung-Kwan Mo*
Scientific Reports 8, 1, 15322-15328 (2018)
35. Observation of Topologically Protected States at Crystalline Phase Boundaries in Single-layer WSe2
Miguel M. Ugeda†, *, Artem Pulkin, Shujie Tang, Hyejin Ryu, Quansheng Wu, Yi Zhang, Dillon Wong, Zahra Pedramrazi, Ana Martín-Recio, Yi Chen, Feng Wang, Zhi-Xun Shen, Sung-Kwan Mo, Oleg V. Yazyev, Michael F. Crommie*
Nature Communications 9, 1, 3401-3407 (2018)
34. Emergence of Kondo resonance in graphene intercalated with cerium
Jinwoong Hwang†, Kyoo Kim†, Hyejin Ryu, Jingul Kim, Ji-Eun Lee, Sooran Kim, Minhee Kang, Byeong-Gyu Park, Alessandra Lanzara, Jinwook Chung, Sung-Kwan Mo, Jonathan Denlinger, Byung Il Min, Choongyu Hwang*
Nano Letters 18, 6, 3661-3666 (2018)
33. Persistent charge-density-wave order in single-layer TaSe2
Hyejin Ryu†, *, Yi Chen†, Heejung Kim, Hsin-zon Tsai, Shujie Tang, Juan Jiang, Salman Kahn, Franklin Liou, Caihong Jia, Ji Hoon Shim, Zahid Hussain, Zhi-Xun Shen, Kyoo Kim, B. I. Min, Choongyu Hwang, Michael F. Crommie*, Sung-Kwan Mo*
Nano Letters 18, 2, 689-694 (2018)
32. Electronic structure of monolayer 1T′-MoTe2 grown by molecular beam epitaxy
Shujie Tang†, Chaofan Zhang, Chunjing Jia, Hyejin Ryu, Choongyu Hwang, Makoto Hashimoto, Donghui Lu, Zhi Liu, Thomas P. Devereaux, Zhi-Xun Shen*, Sung-Kwan Mo*
APL Materials 6, 2, 026601- 026607 (2018)
31. Temperature-dependent electron-electron interaction in graphene on SrTiO3
Hyejin Ryu†, Jinwoong Hwang†, Debin Wang, Jonathan Denlinger, Yuegang Zhang, Juyeon Yi, Sung-Kwan Mo*, Choongyu Hwang*, Alessandra Lanzara
Nano Letters 17, 10, 5914-5918 (2017)
30. Hole doping, hybridization gaps, and electronic correlation in graphene on a platinum substrate
Jinwoong Hwang†, Hwihyeon Hwang†, Min-Jeong Kim, Hyejin Ryu, Ji-Eun Lee, Qin Zhou*, Sung-Kwan Mo, Jaekwang Lee, Alessandra Lanzara, Choongyu Hwang*
Nanoscale 9, 32, 11498-11503 (2017)
29. Quantum spin Hall state in monolayer 1T’-WTe2
Shujie Tang†, Chaofan Zhang†, Dillon Wong, Zahra Pedramrazi, Hsin-Zon Tsai, Chunjing Jia, Brian Moritz, Martin Claassen, Hyejin Ryu, Salman Kahn, Juan Jiang, Hao Yan, Makoto Hashimoto, Donghui Lu, Robert G. Moore, Chan-Cuk Hwang, Choongyu Hwang, Zahid Hussain, Yulin Chen, Miguel M. Ugeda, Zhi Liu, Xiaoming Xie, Thomas P. Devereaux, Michael F. Crommie, Sung-Kwan Mo*, Zhi-Xun Shen*
Nature Physics 13, 7, 683-687 (2017)
28. ARPES study of the epitaxially grown topological crystalline insulator SnTe(111)
Yi Zhang†, *, Zhongkai Liu, Bo Zhou, Yeongkwan Kim, Lexian Yang, Hyejin Ryu, Choongyu Hwang, Yulin Chen, Zahid Hussain, Zhi-Xun Shen, Sung-Kwan Mo*
Journal of Electron Spectroscopy and Related Phenomena 219, 35-40 (2017)
27. Elemental Topological Dirac Semimetal: α-Sn on InSb(111)
Cai-Zhi Xu†, Yang-Hao Chan, Yige Chen, Peng Chen, Xiaoxiong Wang, Catherine Dejoie, Man-Hong Wong, Joseph Andrew Hlevyack, Hyejin Ryu, Hae-Young Kee, Nobumichi Tamura, Mei-Yin Chou, Zahid Hussain, Sung-Kwan Mo*, Tai-Chang Chiang*
Phys. Rev. Lett. 118, 14, 146402-146407 (2017)
26. Raman spectroscopy of KxCo2-ySe2 single crystals near the ferromagnet-paramagnet transition
M. Opačić†, N. Lazarević*, Milos Radonjic, Maja Scepanovic, Hyejin Ryu, Aifeng Wang, Darko Tanaskovic, Cedomir Petrovic, Zoran Popovic
J. Phys. Condens. Matter. 28, 48, 485401 (2016)
25. Selenium capped monolayer NbSe2 for two-dimensional superconductivity studies
Seita Onishi†, Miguel M. Ugeda, Yi Zhang, Yi Chen, Claudia Ojeda-Aristizabal, Hyejin Ryu, Sung-Kwan Mo, Zahid Hussain, Zhi-Xun Shen, Michael F. Crommie, Alex Zettl*
Physica status solidi (b) 253, 12, 2396-2399 (2016)
24. Multiband electronic transport in α-Yb1-xSrxAlB4 (x = 0, 0.19(3)) single crystals
Hyejin Ryu†, Milinda Abeykoon, Emil Bozin, Yosuke Matsumoto, S. Nakatsuji, C. Petrovic*
J. Phys. Condens. Matter. 28, 42, 425602-425606 (2016)
23. Charge density wave order in 1D mirror twin boundaries of single-layer MoSe2
Sara Barja†, *, Sebastian Wickenburg†, Zhen-Fei Liu, Yi Zhang, Hyejin Ryu, Miguel M. Ugeda, Zahid Hussain, Zhi-Xun Shen, Sung-Kwan Mo, Ed Wong, Miquel B. Salmeron, Feng Wang, Michael F. Crommie, D. Frank Ogletree*, Jeffrey B. Neaton, Alexander Weber-Bargioni*
Nature Physics 12, 8, 751-756 (2016)
22. Electronic Structure, Surface Doping, and Optical Response in Epitaxial WSe2 Thin Films
Yi Zhang†, *, Miguel M. Ugeda, Chenhao Jin, Su-Fei Shi, Aaron J. Bradley, Ana Martín-Recio, Hyejin Ryu, Jonghwan Kim, Shujie Tang, Yeongkwan Kim, Bo Zhou, Choongyu Hwang, Yulin Chen, Feng Wang, Michael F. Crommie, Zahid Hussain, Zhi-Xun Shen, Sung-Kwan Mo*
Nano Letters 16, 4, 2485-2491 (2016)
21. Characterization of collective ground states in single-layer NbSe2
Miguel M. Ugeda†, *, Aaron J. Bradley, Yi Zhang, Seita Onishi, Yi Chen, Wei Ruan, Claudia Ojeda-Aristizabal, Hyejin Ryu, Mark T. Edmonds, Hsin-Zon Tsai, Alexander Riss, Sung-Kwan Mo, Dunghai Lee, Alex Zettl, Zahid Hussain, Zhi-Xun Shen, Michael F. Crommie*
Nature Physics 12, 92-97 (2016)
20. Sustained phase separation and spin glass in Co-doped KxFe2−ySe2 single crystals
Hyejin Ryu†, Kefeng Wang, M. Opacic, N. Lazarevic, J. B. Warren, Z. V. Popovic, Emil S. Bozin, C. Petrovic*
Phys. Rev. B 92, 174522 (2015)
19. Magnetic excitations in the spin-1/2 triangular-lattice antiferromagnet Cs2CuBr4
S. A. Zvyagin, M. Ozerov, D. Kamenskyi, J. Wosnitza, J. Krzystek, D. Yoshizawa, M. Hagiwara, Rongwei Hu, Hyejin Ryu, C. Petrovic, M. E. Zhitomirsky
New J. Phys. 17, 113059 (2015)
18. Evidence of superconductivity-induced phonon spectra renormalization in alkali-doped iron selenides
M. Opačić†, N. Lazarević*, M. Šćepanović, Hyejin Ryu, Hechang Lei, C. Petrovic, Z. V. Popović
Journal of Physics: Condensed Matter 27, 485701 (2015)
17. Spin glass in semiconducting KFe1.05Ag0.88Te2 single crystals
Hyejin Ryu†, Hechang Lei, B. Klobes, J. B. Warren, R. P. Hermann, C. Petrovic*
Phys. Rev. B 91, 174517 (2015)
16. Insulating and metallic spin glass in KxFe2-yNiySe2 (0.06 ≤ y ≤ 1.44) single crystals
Hyejin Ryu†, Milinda Abeykoon, Kefeng Wang, Hechang Lei, N. Lazarevic, J. B. Warren, E. S. Bozin, Z. V. Popovic, C. Petrovic*
Phys. Rev. B 91, 184503 (2015)
Rui Jiang†, Daixing Mou, Chang Liu, Xin Zhao, Yongxin Yao, Hyejin Ryu, C. Petrovic, Kai-Ming Ho, Adam Kaminski
Phys. Rev. B 91, 165101 (2015)
14. Multiband transport and non-metallic low-temperature state of K0.50Na0.24Fe1.52Se2
Hyejin Ryu, F. Wolff-Fabris, J. B. Warren, M. Uhlarz, J. Wosnitza, C. Petrovic
Phys. Rev. B rapid communication 90, 020502(R) (2014)
13. Direct determination of exchange parameters in Cs2CuBr4 and Cs2CuCl4: high-field ESR studies
S. A. Zvyagin, D. Kamenskyi*, M. Ozerov, J. Wosnitza, M. Ikeda, T. Fujita, M. Hagiwara, A. I. Smirnov, T. A. Soldatov, A.Ya. Shapiro, J. Krzystek, R. Hu†, H. Ryu, C. Petrovic, M. E. Zhitomirsky
Phys. Rev. Lett. 112, 077206 (2014)
12. Nonmetallic Low-Temperature Normal State of KxFe2-ySe1.85Te0.15
Kefeng Wang*, Hyejin Ryu, Erik Kampert, M. Uhlarz, J.Warren, J.Wosnitza, C. Petrovic†
11. Excitation spectrum in Ni- and Cu-doped ZrTe3
C. Mirri, A. Dusza, Xiangde Zhu*, Hechang Lei†, Hyejin Ryu, L. Degiorgi*, C. Petrovic
Phys. Rev. B 89, 035144 (2014)
10. Physical properties of KxNi2-ySe2 single crystals
Hechang Lei†, Milinda Abeykoon, Kefeng Wang, Emil S. Bozin, Hyejin Ryu, D. Graf, J. B. Warren, C. Petrovic*
Journal of Physics-Condensed Matter 26, 015701 (2014)
9. Local structural disorder and superconductivity in KxFe2-ySe2
Hyejin Ryu†, Hechang Lei, A. I. Frenkel*, C. Petrovic*
Phys. Rev. B 85, 224515 (2012)
8. Iron chalcogenide superconductors at high magnetic fields
Hechang Lei†, Kefeng Wang, Rongwei Hu, Hyejin Ryu, Milinda Abeykoon, Emil S. Bozin, Cedomir Petrovic*
Science and Technology of Advanced Materials 13, 054305 (2012)
7. Structure and physical properties of the layered iron oxychalcogenide BaFe2Se2O
Hechang Lei†, Hyejin Ryu, V. Ivanovski, J. B. Warren, A. I. Frenkel, B. Cekic, Wei-Guo Yin, C. Petrovic*
Phys. Rev. B 86, 195133 (2012)
6. Multiband effects on beta-FeSe single crystals
Hechang Lei†, D. Graf, Rongwei Hu, Hyejin Ryu, E. S. Choi, S. W. Tozer, C. Petrovic*
Phys. Rev. B 85, 094515 (2012)
5. Electronic Griffiths Phase in the Te-Doped Semiconductor FeSb2
Rongwei Hu†, Kefeng Wang, Hyejin Ryu, Hechang Lei, E. S. Choi, M. Uhlarz, J. Wosnitza, C. Petrovic*
Phys. Rev. Lett. 109, 256401 (2012)
4. Anisotropy in BaFe2Se3 single crystals with double chains of FeSe tetrahedra
Hechang Lei†, Hyejin Ryu, Anatoly I. Frenkel, C. Petrovic*
Phys. Rev. B 84, 214511 (2011)
3. Magnetoelectric effects of nanoparticulate Pb(Zr0.52Ti0.48)O3-NiFe2O4 composite films
Hyejin Ryu†, P. Murugavel, J. H. Lee, S. C. Chae, T. W. Noh*, Yoon Seok Oh, Hyung Jin Kim, Kee Hoon Kim, Jae Hyuck Jang, Miyoung Kim, C. Bae, J.-G. Park
Appl. Phys. Lett. 89, 102907 (2006)
2. Epitaxial stabilization of new multiferroic hexagonal phase of TbMnO3 thin films
J. H. Lee†, P. Murugavel, Hyejin Ryu, D. S. Lee, J. Y. Jo, J. W. Kim, H. J. Kim, K. H. Kim, Y. H. Jo, M.- H. Jung, Y. H. Oh, Y.-W. Kim, J.-G. Yoon, J.-S. Chung, T. W. Noh*
Advanced Materials 18, 3125 (2006)
1. Growth and characterization of epitaxial barium titanate and cobalt ferrite composite Film
S. C. Chae†, P. Murugavel, J. H. Lee, H. J. Ryu, T. W. Noh, C. Bae, J. H. Park*
J. Kor. Phys. Soc. 47, S345 (2005)
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