Zobrazeno 1 - 10
of 108
pro vyhledávání: '"Hyejin Ryu"'
Autor:
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
Publikováno v:
Nature Communications, Vol 15, Iss 1, Pp 1-8 (2024)
Abstract The Berry curvature dipole (BCD) serves as a one of the fundamental contributors to emergence of the nonlinear Hall effect (NLHE). Despite intense interest due to its potential for new technologies reaching beyond the quantum efficiency limi
Externí odkaz:
https://doaj.org/article/76b49549b0b1484aa704f952f3984660
Autor:
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
Publikováno v:
Nano Convergence, Vol 11, Iss 1, Pp 1-8 (2024)
Abstract Tunability of interfacial effects between two-dimensional (2D) crystals is crucial not only for understanding the intrinsic properties of each system, but also for designing electronic devices based on ultra-thin heterostructures. A prerequi
Externí odkaz:
https://doaj.org/article/9d5e76ae291a47c1bda1f9feba578d1a
Autor:
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
Publikováno v:
Nature Communications, Vol 14, Iss 1, Pp 1-10 (2023)
Abstract We investigate the voltage control of magnetism in a van der Waals (vdW) heterostructure device consisting of two distinct vdW materials, the ferromagnetic Fe3-x GeTe2 and the ferroelectric In2Se3. It is observed that gate voltages applied t
Externí odkaz:
https://doaj.org/article/2dd6f42996c94562b27f0b226838c453
Autor:
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
Publikováno v:
Nano Convergence, Vol 10, Iss 1, Pp 1-6 (2023)
Abstract The thermoelectric performance of SnSe strongly depends on its low-energy electron band structure that provides high density of states in a narrow energy window due to the multi-valley valence band maximum (VBM). Angle-resolved photoemission
Externí odkaz:
https://doaj.org/article/7c1913b6b1464ce4b83d5ffb9fd93d93
Publikováno v:
BMC Pregnancy and Childbirth, Vol 20, Iss 1, Pp 1-7 (2020)
Abstract Background Twin pregnancy has a high risk for developing uterine atony (UA). This study aimed to evaluate efficacy and clinical outcomes of prophylactic compression sutures to treat UA during twin cesarean section (CS). Methods All patient r
Externí odkaz:
https://doaj.org/article/95a434e01cb943be8433287af5dfba9f
Publikováno v:
Diagnostics, Vol 13, Iss 5, p 880 (2023)
This prospective study aimed to evaluate the performance of the InstaView COVID-19 (coronavirus diseases 2019) Antigen Home Test (InstaView AHT) which detects severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) antigens. In this test kit, su
Externí odkaz:
https://doaj.org/article/27cf9cd171a34b129a8df00bae7c24ad
Autor:
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
Publikováno v:
Nature Communications, Vol 10, Iss 1, Pp 1-8 (2019)
The nature of defects in transition metal dichalcogenide semiconductors is still under debate. Here, the authors determine the atomic structure and electronic properties of chalcogen-site point defects common to monolayer MoSe2 and WS2, and find that
Externí odkaz:
https://doaj.org/article/424999911e3342b98dd22998bd372302
Autor:
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
Publikováno v:
Nature Communications, Vol 9, Iss 1, Pp 1-7 (2018)
Transition metal dichalcogenides may host exotic topological phases in the two-dimensional limit, but detailed atomic properties have rarely been explored. Here, Ugeda et al. observe edge-states at the interface between a single layer quantum spin Ha
Externí odkaz:
https://doaj.org/article/202d93404614412ca1859f3e7681ece4
Autor:
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
Publikováno v:
APL Materials, Vol 6, Iss 2, Pp 026601-026601-7 (2018)
Monolayer transition metal dichalcogenides (TMDCs) in the 1T′ structural phase have drawn a great deal of attention due to the prediction of quantum spin Hall insulator states. The band inversion and the concomitant changes in the band topology ind
Externí odkaz:
https://doaj.org/article/c9d1d549e3e34788b040f8345f7454c6
Autor:
S A Zvyagin, M Ozerov, D Kamenskyi, J Wosnitza, J Krzystek, D Yoshizawa, M Hagiwara, Rongwei Hu, Hyejin Ryu, C Petrovic, M E Zhitomirsky
Publikováno v:
New Journal of Physics, Vol 17, Iss 11, p 113059 (2015)
We report on high-field electron spin resonance (ESR) studies of magnetic excitations in the spin-1/2 triangular-lattice antiferromagnet Cs _2 CuBr _4 . Frequency-field diagrams of ESR excitations are measured for different orientations of magnetic f
Externí odkaz:
https://doaj.org/article/69084c27fd8740af9d28b21067dbcb3c