ONE Lab at Dept. of Physics, Sogang Univ.
2024
**. Myang Hwan Lee, Hae In Choi, Da Jeong Kim, Sang Woo Lee, Yu Bin Park, Sang Mo Yang, and Tae Kwon Song
"Piezoelectric Hardening Effects by Acceptor Mn Doping in Lead-free BiFeO3-BaTiO3 Ceramics",
Submitted.
**. Daesung Park, Changwon Park, Eunjung Ko, Kunihiro Yananose, Rebecca Engelke, Xi Zhang, Konstantin Davydov, Matthew Green, Sang Hwa Park, Jae Heon Lee, Kenji Watanabe, Takashi Taniguchi, Sang Mo Yang, Ke Wang, Philip Kim, Young-Woo Son and Hyobin Yoo
"Tunable incommensurability and spontaneous symmetry breaking in the reconstructed moiré-of-moiré lattices",
Under review.
75. Kwanghee Han, Minhyun Cho, Taehyung Kim, Seung Tae Kim, Suk Hyun Kim, Sang Hwa Park, Sang Mo Yang, Kenji Watanabe, Takashi Taniguchi, Vinod Menon, Young Duck Kim
"Highly tunable moiré superlattice potentials in twisted hexagonal boron nitrides",
Accepted for publication in Advanced Sciences.
74. Muhammad Sheeraz, Chang Won Ahn, Nguyen Xuan Duong, Soo-Yoon Hwang, Ji-Soo Jang, Eun-Young Kim, Yoon Ki Kim, Jaeyeong Lee, Jong Sung Jin, Jong-Seong Bae, Myang Hwan Lee, Hyoung-Su Han, Shinuk Cho, Tae Kwon Song, Sang Mo Yang, Sang Don Bu, Seung-Hyub Baek, Si-Young Choi, Ill Won Kim, and Tae Heon Kim
"Protonation-driven Polarization Retention Failure in Nano-columnar Lead-free Ferroelectric Thin Films",
Accepted for publication in Advanced Sciences.
73. Jun Sang Cho, Hyeon-Kyeong So, Adam Balvanz, Eugenia S. Vasileiadou, Jared Fletcher, Hyeokju Kang, Jeong Bin Cho, Donggyu Kim, Yeonho Jung, Beomjun Kim, Junhyung Kim, Sang Woo Lee, Tae Hyun Jung, Jeongyong Kim, Sang Mo Yang, Hyobin Yoo, Mercouri G. Kanatzidis, Myung-Hwa Jung, and Joon I. Jang
"Anomalous Behavior in Dark–Bright Splitting Impacts the Biexciton Binding Energy in (BA)2(MA)(n-1)PbnBr(3n+1) (n= 1–3)",
ACS Nano 18, 27793 (2024) [Link]
72. Myang Hwan Lee, Hae In Choi, Da Jeong Kim, Ji Su Kim, Sang Woo Lee, Yu Bin Park, Sang Mo Yang, and Tae Kwon Song
"Ferroelectric Polarization Dependent Piezoelectric Hardening in BiFeO3-BaTiO3 Lead-free Ceramics",
Adv. Electron. Mater. 10, 2300902 (2024) [Link]
71. Sang Won An#, Seong Bin Bae#, Beomjun Kim, Yoon Ki Kim, Jaeseung Kim, Tae Hyun Jung, Jae Heon Lee, Sang Woo Lee, Yu Bin Park, Hyunjung Kim, Hyobin Yoo, and Sang Mo Yang*
"Nanoscale Investigation of the Effect of Annealing Temperature on the Polarization Switching Dynamics of Hf0.5Zr0.5O2 Thin Films",
Adv. Mater. Interfaces 11, 2400156 (2024) [Link]
70. Arnab De, Min-Hyoung Jung, Young-Hoon Kim, Seong Bin Bae, Seung Gyo Jeong, Jin Young Oh, Youngju Choi, Hojin Lee, Yunseok Kim, Taekjib Choi, Young-Min Kim, Sang Mo Yang*, Hu Young Jeong*, and Woo Seok Choi* [*: co-corresponding author]
"Symmetry Engineering of Epitaxial Hf0.5Zr0.5O2 Ultrathin Films",
ACS Appl. Mater. Interfaces 16, 27532 (2024) [Link]
69. Sang Woo Lee, Min Sun Park, Sangwon Wi, So Yeon Lim, Yeseul Lee, Jin-Seok Chung, and Sang Mo Yang*
"Bias-polarity-dependent asymmetric domain switching in fatigued epitaxial BiFeO3 (001) capacitors",
Curr. Appl. Phys. 57, 79 (2024) [Link]
2023
68. Taebin Lim, Jae Heon Lee, Donggyu Kim, Jinbaek Bae, Seungchae Jung, Sang Mo Yang, Joon I. Jang, and Jin Jang
"Large-area growth of ferroelectric two-dimensional γ-In2Se3 semiconductor by spray pyrolysis for next-generation memory",
Advanced Materials 2308301 (2023) [Link]
67. Muhammad Sheeraz, Min-Hyoung Jung, Yoon Ki Kim, Nyun Lee, Seyeop Jeong, Jin San Choi, Yong Jin Jo, Shinuk Cho, Ill Won Kim, Young-Min Kim, Sanghoon Kim, Chang Won Ahn, Sang Mo Yang, Hu Young Jeong, and Tae Heon Kim
"Freestanding Oxide Membranes for Epitaxial Ferroelectric Heterojunctions",
ACS Nano 17, 13510 (2023) [Link]
66. Kahyun Ko, Ayoung Yuk, Rebecca Engelke, Stephen Carr, Junhyung Kim, Daesung Park, Hoseok Heo, Hyun-Mi Kim, Seul-Gi Kim, Hyeongkeun Kim, Takashi Taniguchi, Kenji Watanabe, Hongkun Park, Efthimios Kaxiras, Sang Mo Yang*, Philip Kim*, and Hyobin Yoo*
[*: co-corresponding author]
"Operando electron microscopy investigation of polar domain dynamics in twisted van der Waals homobilayers",
Nature Materials 22, 992 (2023) [Link]
65. Yunseung Kuk, Seong Bin Bae, Sang Mo Yang, and Kang Min Ok
"A Polar Tetragonal Tungsten Bronze with Colossal Second-Harmonic Generation"
Advanced Science 2301374 (2023) [Link]
64. Nguyen Xuan Duong, Ji-Soo Jang, Min-Hyoung Jung, Jong-Seong Bae, Chang Won Ahn, Jong Sung Jin, Kyuwook Ihm, Gyehyeon Kim, So Yeon Lim, Jongmin Lee, Dang Duc Dung, Soonil Lee, Young-Min Kim, Sanghan Lee, Sang Mo Yang, Changhee Sohn, Ill Won Kim, Hu Young Jeong, Seung-Hyub Baek, and Tae Heon Kim
"Ultrahigh dielectric permittivity in oxide ceramics by hydrogenation",
Science Advances 9, eadd8328 (2023) [Link]
2022
63. Jun Han Lee, Nguyen Xuan Duong, Min-Hyoung Jung, Hyun-Jae Lee, Ahyoung Kim, Youngki Yeo, Junhyung Kim, Gye-Hyeon Kim, Byeong-Gwan Cho, Jaegyu Kim, Furqan Ul Hassan Naqvi, Jeehoon Kim, Chang Won Ahn, Young-Min Kim, Tae Kwon Song, Jae-Hyeon Ko, Tae-Yeong Koo, Changhee Sohn, Kibog Park, Chan-Ho Yang, Sang Mo Yang, Jun Hee Lee, Hu Young Jeong, Tae Heon Kim, and Yoon Seok Oh
"Reversibly controlled ternary polar states and ferroelectric bias promoted by boosting square-tensile-strain",
Adv. Mater. 34, 2205825 (2022) [Link]
62. Ahyoung Kim, Soo Yeon Lim, Jung Hyun Park, Jin-Seok Chung, Hyeonsik Cheong, Changhyun Ko, Jong-Gul Yoon, and Sang Mo Yang*
"Nanoscale mapping of temperature-dependent conduction in an epitaxial VO2 film grown on Al2O3 substrate",
RSC Advances 12, 23039 (2022) [Link]
61. Eun Kyo Ko, Han Gyeol Lee, Sangmin Lee, Junsik Mun, Jinkwon Kim, Ji Hye Lee, Tae Heon Kim, Jin-Seok Chung, Suk Bum Chung, Sang Hwa Park, Sang Mo Yang, Miyoung Kim, Seo Hyoung Chang, and Tae Won Noh
"Tunable two-channel magnetotransport in SrRuO3 ultrathin films achieved by controlling the kinetics of heterostructure deposition",
Advanced Electronic Materials 8, 2100804 (2022) [Link]
2021
60. Sung Min Park, Bo Wang, Long-Qing Chen, Tae Won Noh, Sang Mo Yang*, and Daesu Lee* [*: co-corresponding author]
"Flexoelectric control of physical properties by atomic force microscopy",
Applied Physics Reviews 8, 041327 (2021) [Link]
59. So Yeon Lim, Min Sun Park, Ahyoung Kim, and Sang Mo Yang*
"Nonlinear domain wall velocity in ferroelectric Si-doped HfO2 thin film capacitors",
Appl. Phys. Lett. 118, 102902 (2021) [Link]
2020
58. Yeriaron Kim, Jiyong Woo, Solyee Im, Yeseul Lee, Jeong Hun Kim, Jong-Pil Im, Dongwoo Suh, Sang Mo Yang, Sung-Min Yoon, and Seung Eon Moon
"Optimized annealing conditions to enhance stability of polarization in sputtered HfZrOx layers for non-volatile memory applications",
Curr. Appl. Phys. 20, 1441 (2020) [Link]
57. So Yeon Lim, Min Sun Park, Sangwon Wi, Jin-Seok Chung, and Sang Mo Yang*
"Distinct ferroelectric domain switching dynamics in epitaxial BiFeO3 (001) capacitors depending on the bias polarity",
Curr. Appl. Phys. 20, 1185 (2020) [Link]
56. Soo Yeon Kim, Dajeong Jeong, Hyebin Lee, Inyeob Na, Soojin Kim, Doyoon Kim, Soyeon Lim, Byung Chul Lee, Seungwon Lee, Sang Mo Yang, Gyu-Tae Kim, and Min-Kyu Joo
"Drain induced barrier increasing in multilayer ReS2",
2D Materials 7, 031004 (2020) [Link]
2019 (Prior to joining Sogang University)
55. M. Sheeraz, H. J. Kim, K.-H. Kim, J.-S. Bae, Ah Young Kim, M. Kang, J. Lee, J. S. Song, A. Khaliq, J. K. Kim, B.-G. Cho, J.-H. Jung, T. Y. Koo, T. W. Noh, S. Cho, S. Lee, S. M. Yang, Y. H. Shin, I. W. Kim, C. W. Ahn, and T. H. Kim
"Enhanced ferroelectricity in perovskite oxysulfides",
Phys. Rev. Mater. 3, 084405 (2019) [Link]
54. S. M. Yang and Y. Kim
"Nanoscale Probing of Ferroelectric Domain Switching Using Piezoresponse Force Microscopy",
Journal of the Korean Ceramic Society 56, 340 (2019) [Link]
53. N. X. Duong, J. S. Bae, J. Jeon, So Yeon Lim, S. H. Oh, A. Ullah, M. Sheeraz, J. S. Choi, J.-H. Ko, S. M. Yang, K.-H. Kim, I. W. Kim, C. W. Ahn, and T. H. Kim
"Polymorphic phase transition in BaTiO3 by Ni doping",
Ceramics International 45, 16305 (2019) [Link]
52. S. M. Yang, Y. J. Shin, Y. Ehara, H. Funakubo, J.-G. Yoon, J. F. Scott, and T. W. Noh,
"Superdomain structure and high conductivity at the vertices in the (111)-oriented epitaxial tetragonal Pb(Zr,Ti)O3 thin film",
Curr. Appl, Phys. 19, 418 (2019) [Link]
51. T. Y. Lee, K. Lee, H. H. Lim, M. S. Song, S. M. Yang, H. K. Yoo, D. I. Suh, Z. Zhu, A. Yoon, M. MacDonald, X. Lei, H. Y. Jeong, D. Lee, K. Park, J. Park, and S. C. Chae,
"Ferroelectric polarization switching dynamics and wake-up Effect in Si-doped HfO2",
ACS Applied Materials & Interfaces 11, 3142 (2019) [Link]
2018
50. K. Lee, T. Y. Lee, S. M. Yang, D. H. Lee, J. Park, and S. C. Chae,
"Ferroelectricity in epitaxial Y-doped HfO2 thin film integrated on Si substrate",
Appl. Phys. Lett. 112, 202901 (2018) [Link]
49. D. Seol, S. M. Yang, S. Jesse, M. Choi, I. Hwang, T. Choi, B. H. Park, S. V. Kalinin, and Y. Kim,
"Dynamic mechanical control of local vacancies in NiO thin films",
Nanotechnology 29, 275709 (2018) [Link]
48. S. M. Park, B. Wang, S, Das, S. C. Chae, J. S. Chung, J.-G. Yoon, L. Q. Chen, S. M. Yang*, and T. W. Noh* [*: co-corresponding author]
"Selective control of multiple ferroelectric switching pathways using trailing flexoelectric field",
Nature Nanotechnology 13, 366 (2018) [Link]
2017
47. L. Wang, R. Kim, Y. Kim, C. H. Kim, S. Hwang, M. R. Cho, Y. J. Shin, S. Das, J. R. Kim, S. V. Kalinin, M. Y. Kim, S. M. Yang*, and T. W. Noh* [*: co-corresponding author]
"Electronic-reconstruction-enhanced tunneling conductance at terrace edges of ultrathin oxide films",
Advanced Materials 29, 1702001 (2017) [Link]
46. S. Das, B. Wang, Y. Cao, M. R. Cho, Y. J. Shin, S. M. Yang, L. Wang, M. Kim, S. V. Kalinin, L.-Q. Chen, and T. W. Noh,
"Controlled manipulation of oxygen vacancy distribution with nanoscale flexoelectricity",
Nature Communications 8, 615 (2017) [Link]
45. Y. J. Shin, L. Wang, Y. Kim, H.-H. Nahm, D. Lee, J. R. Kim, S. M. Yang, J.-G. Yoon, J.-S. Chung, M. Kim, S. H. Chang, T. W. Noh,
"Oxygen partial pressure during pulsed laser deposition: deterministic role on thermodynamic stability of atomic termination sequence at SrRuO3/BaTiO3 interface",
ACS Appl. Mater. Interfaces 9, 27305 (2017) [Link]
44. S. M. Yang, A. N. Morozovska, R. Kumar, E. A. Eliseev, Y. Cao, L. Mazet, N. Balke, S. Jesse, R. K. Vasudevan, C. Dubourdieu, and S. V. Kalinin,
"Mixed electrochemical-ferroelectric states in nanoscale ferroelectrics",
Nature Physics 13, 812 (2017) [Link]
43. B. C. Jeon, S. M. Yang, and S. C. Chae,
"Effect of substrate orientation on ferroelectric behavior of monoclinic BiFeO3 thin film",
Curr. Appl. Phys. 17, 684-687 (2017) [Link]
42. Y. J. Shin, Y. Kim, S.-J. Kang, H.-H. Nahm, P. Murugavel, J. R. Kim, M. R. Cho, L. Wang, S. M. Yang, J.-G. Yoon, J.-S. Chung, M. Kim, H. Zhou, S. H. Chang, and T. W. Noh,
"Interface control of ferroelectricity in a SrRuO3/BaTiO3/SrRuO3 capacitor in the ultrathin limit",
Advanced Materials 29, 1602795 (2017) [Link]
41. F. Kurnia, C. Liu, G. Liu, R. K. Vasudevan, S. M. Yang, S. V. Kalinin, N. Valanoor, and J. N. Hart,
"Localised nanoscale resistive switching in GaP thin films with low power consumption",
J. Mater. Chem. C 5, 2153 (2017) [Link]