Zobrazeno 1 - 10
of 432
pro vyhledávání: '"Si-Young Choi"'
Autor:
Chaehwa Jeong, Juhyeok Lee, Hyesung Jo, Jaewhan Oh, Hionsuck Baik, Kyoung-June Go, Junwoo Son, Si-Young Choi, Sergey Prosandeev, Laurent Bellaiche, Yongsoo Yang
Publikováno v:
Nature Communications, Vol 15, Iss 1, Pp 1-16 (2024)
Abstract In the early 2000s, low dimensional ferroelectric systems were predicted to have topologically nontrivial polar structures, such as vortices or skyrmions, depending on mechanical or electrical boundary conditions. A few variants of these str
Externí odkaz:
https://doaj.org/article/a26dced9ffb24e02a17ab70ffb0edfd3
Autor:
Youngki Yeo, Jihun Kim, Jeonghun Suh, Jinhyuk Jang, Kyungrok Kang, Peggy Schoenherr, Kwang‐Tak Kim, Yong‐Jin Kim, Kee Hoon Kim, Clemens Ulrich, Jan Seidel, Si‐Young Choi, Chan‐Ho Yang
Publikováno v:
Advanced Materials Interfaces, Vol 11, Iss 24, Pp n/a-n/a (2024)
Abstract Lattice defects such as oxygen vacancies, interstitials, and their complexes are present in crystalline oxide materials. In particular, anti‐Frenkel defects, which refer to charge‐neutral anion vacancy‐interstitial pairs, are strongly
Externí odkaz:
https://doaj.org/article/f02d5ba02b6249219e8775c74fb6f068
Autor:
Kitae Eom, Bongwook Chung, Sehoon Oh, Hua Zhou, Jinsol Seo, Sang Ho Oh, Jinhyuk Jang, Si-Young Choi, Minsu Choi, Ilwan Seo, Yun Sang Lee, Youngmin Kim, Hyungwoo Lee, Jung-Woo Lee, Kyoungjun Lee, Mark Rzchowski, Chang-Beom Eom, Jaichan Lee
Publikováno v:
Nature Communications, Vol 15, Iss 1, Pp 1-10 (2024)
Abstract Charge ordering (CO), characterized by a periodic modulation of electron density and lattice distortion, has been a fundamental topic in condensed matter physics, serving as a potential platform for inducing novel functional properties. The
Externí odkaz:
https://doaj.org/article/987f45579d02413395fdc4b7e7d9f4f5
Autor:
Tae Wan Park, Young Lim Kang, Eun Bin Kang, Hyunsung Jung, Seoung‐Ki Lee, Geon‐Tae Hwang, Jung Woo Lee, Si‐Young Choi, Sahn Nahm, Se‐Hun Kwon, Kwang Ho kim, Woon Ik Park
Publikováno v:
Advanced Science, Vol 10, Iss 29, Pp n/a-n/a (2023)
Abstract Nanotransfer printing (nTP) is one of the most promising nanopatterning methods given that it can be used to produce nano‐to‐micro patterns effectively with functionalities for electronic device applications. However, the nTP process is
Externí odkaz:
https://doaj.org/article/9f37dffdca7f4386824aaf573a0cfb5a
Materials property mapping from atomic scale imaging via machine learning based sub-pixel processing
Publikováno v:
npj Computational Materials, Vol 8, Iss 1, Pp 1-9 (2022)
Abstract Direct visualization of the atomic structure in scanning transmission electron microscopy has led to a comprehensive understanding of the structure-property relationship. However, a reliable characterization of the structural transition on a
Externí odkaz:
https://doaj.org/article/24c507009e0d40f5a08a0dd856779de1
Autor:
Hyun Sik Na, Seon-Yeong Lee, Dong Hwan Lee, Jin Seok Woo, Si-Young Choi, Keun-Hyung Cho, Seon Ae Kim, Eun Jeong Go, A Ram Lee, Jeong-Won Choi, Seok Jung Kim, Mi-La Cho
Publikováno v:
Journal of Translational Medicine, Vol 20, Iss 1, Pp 1-12 (2022)
Abstract Background Osteoarthritis (OA) is the most common type of degenerative arthritis and affects the entire joint, causing pain, joint inflammation, and cartilage damage. Various risk factors are implicated in causing OA, and in recent years, a
Externí odkaz:
https://doaj.org/article/aff8b875ec8142c199f8a20511cd3f2a
Publikováno v:
Nature Communications, Vol 13, Iss 1, Pp 1-9 (2022)
Control of percolative dynamics of metal and insulator domains during electrically triggered insulator-metal transition underlies applications in energy-efficient switches. Jo et al. show that embedded metallic nanoparticles enhance the metastability
Externí odkaz:
https://doaj.org/article/4737a391ab6642019467d2b43bf036ef
Autor:
Un Yang, Byunghwa Kang, Moon‐Jung Yong, Dong‐Hwan Yang, Si‐Young Choi, Jung Ho Je, Seung Soo Oh
Publikováno v:
Advanced Science, Vol 10, Iss 13, Pp n/a-n/a (2023)
Abstract Biopolymers are essential building blocks that constitute cells and tissues with well‐defined molecular structures and diverse biological functions. Their three‐dimensional (3D) complex architectures are used to analyze, control, and mim
Externí odkaz:
https://doaj.org/article/21364610931d44a9aca8359181510da7
Autor:
Dong Kyu Lee, Yunkyu Park, Hyeji Sim, Jinheon Park, Younghak Kim, Gi-Yeop Kim, Chang-Beom Eom, Si-Young Choi, Junwoo Son
Publikováno v:
Nature Communications, Vol 12, Iss 1, Pp 1-8 (2021)
Unrestricted integration of single-crystal oxide films on Si substrates allows for exploitation of emerging functionality of new materials in mature silicon devices. Here the authors integrate epitaxial oxide films with sharp metal-insulator transiti
Externí odkaz:
https://doaj.org/article/92905b9bc6d94e84987d903f42efdbfb
Publikováno v:
Applied Microscopy, Vol 51, Iss 1, Pp 1-7 (2021)
Abstract Growing demands for comprehending complicated nano-scale phenomena in atomic resolution has attracted in-situ transmission electron microscopy (TEM) techniques for understanding their dynamics. However, simple to safe TEM sample preparation
Externí odkaz:
https://doaj.org/article/c5c71514140740e6b3b5c4de4898dd1b