Zobrazeno 1 - 10
of 123
pro vyhledávání: '"Chang Hyuck Choi"'
Autor:
Jun Young Kim, Won Tae Hong, Thi Kim Cuong Phu, Seong Chan Cho, Byeongkyu Kim, Unbeom Baeck, Hyung‐Suk Oh, Jai Hyun Koh, Xu Yu, Chang Hyuck Choi, Jongwook Park, Sang Uck Lee, Chan‐Hwa Chung, Jung Kyu Kim
Publikováno v:
Advanced Science, Vol 11, Iss 39, Pp n/a-n/a (2024)
Abstract Electrochemical CO2 reduction reaction (CO2RR) to produce value‐added multi‐carbon chemicals has been an appealing approach to achieving environmentally friendly carbon neutrality in recent years. Despite extensive research focusing on t
Externí odkaz:
https://doaj.org/article/b9aa8c896d4546bb99ef558b25793bc7
Autor:
Hoeun Seong, Kiyoung Chang, Fang Sun, Sojung Lee, Sang Myeong Han, Yujin Kim, Chang Hyuck Choi, Qing Tang, Dongil Lee
Publikováno v:
Advanced Science, Vol 11, Iss 10, Pp n/a-n/a (2024)
Abstract Atomically precise metal nanoclusters (NCs) have emerged as a promising frontier in the field of electrochemical CO2 reduction reactions (CO2RR) because of their distinctive catalytic properties. Although numerous metal NCs are developed for
Externí odkaz:
https://doaj.org/article/e00f08a112d24c7ea4a3392584be8d77
Autor:
Junsic Cho, Taejung Lim, Haesol Kim, Ling Meng, Jinjong Kim, Seunghoon Lee, Jong Hoon Lee, Gwan Yeong Jung, Kug-Seung Lee, Francesc Viñes, Francesc Illas, Kai S. Exner, Sang Hoon Joo, Chang Hyuck Choi
Publikováno v:
Nature Communications, Vol 14, Iss 1, Pp 1-10 (2023)
Abstract Platinum single-atom catalysts hold promise as a new frontier in heterogeneous electrocatalysis. However, the exact chemical nature of active Pt sites is highly elusive, arousing many hypotheses to compensate for the significant discrepancie
Externí odkaz:
https://doaj.org/article/ace7cfc981524b64869f7fea44113d94
Autor:
Chengkai Xia, Yuankai Li, Minyeong Je, Jaekyum Kim, Sung Min Cho, Chang Hyuck Choi, Heechae Choi, Tae-Hoon Kim, Jung Kyu Kim
Publikováno v:
Nano-Micro Letters, Vol 14, Iss 1, Pp 1-14 (2022)
Abstract A rational regulation of the solar water splitting reaction pathway by adjusting the surface composition and phase structure of catalysts is a substantial approach to ameliorate the sluggish reaction kinetics and improve the energy conversio
Externí odkaz:
https://doaj.org/article/3894b8ad43c34587b5237c36c36f3041
Autor:
Seung-Jae Shin, Hansol Choi, Stefan Ringe, Da Hye Won, Hyung-Suk Oh, Dong Hyun Kim, Taemin Lee, Dae-Hyun Nam, Hyungjun Kim, Chang Hyuck Choi
Publikováno v:
Nature Communications, Vol 13, Iss 1, Pp 1-10 (2022)
CO2 reduction rate shows a strong dependence on alkali metal cation identity but a unified molecular picture for underlying mechanism requires further investigation. Using advanced molecular simulations and experimental kinetic studies, here the auth
Externí odkaz:
https://doaj.org/article/38ce2f15f7514bee936ebd80f0359313
Autor:
Chengkai Xia, Subramani Surendran, Seulgi Ji, Dohun Kim, Yujin Chae, Jaekyum Kim, Minyeong Je, Mi‐Kyung Han, Woo‐Seok Choe, Chang Hyuck Choi, Heechae Choi, Jung Kyu Kim, Uk Sim
Publikováno v:
Carbon Energy, Vol 4, Iss 4, Pp 491-505 (2022)
Abstract A versatile use of a sulfur self‐doped biochar derived from Camellia japonica (camellia) flowers is demonstrated as a multifunctional catalyst for overall water splitting and a supercapacitor. The native sulfur content in the camellia flow
Externí odkaz:
https://doaj.org/article/ad04bfcb935e477097f68751bdccf6e1
Autor:
Seung-Jae Shin, Dong Hyun Kim, Geunsu Bae, Stefan Ringe, Hansol Choi, Hyung-Kyu Lim, Chang Hyuck Choi, Hyungjun Kim
Publikováno v:
Nature Communications, Vol 13, Iss 1, Pp 1-8 (2022)
The structure of the electric double layer (EDL) has been a long-standing question since the 19th century. Here, the authors simulate EDL structures and highlight their importance in catalysis through comparison of atomic simulations and experiment.
Externí odkaz:
https://doaj.org/article/bd834706ecd9445a8dd6d0ada3c3e83f
Autor:
Woong Hee Lee, Young-Jin Ko, Jung Hwan Kim, Chang Hyuck Choi, Keun Hwa Chae, Hansung Kim, Yun Jeong Hwang, Byoung Koun Min, Peter Strasser, Hyung-Suk Oh
Publikováno v:
Nature Communications, Vol 12, Iss 1, Pp 1-10 (2021)
Reversible multifunctionality in electrocatalysts can allow voltage reversal during device operation. Here, authors design a crystalline Ir-based electrocatalyst with a thin reversible metallic-Ir/IrOx layer that shows activity for O2 evolution, H2 e
Externí odkaz:
https://doaj.org/article/d87f5bdf375346f4b582a9af5c0e93c4
Autor:
Florian D. Speck, Jae Hyung Kim, Geunsu Bae, Sang Hoon Joo, Karl J. J. Mayrhofer, Chang Hyuck Choi, Serhiy Cherevko
Publikováno v:
JACS Au, Vol 1, Iss 8, Pp 1086-1100 (2021)
Externí odkaz:
https://doaj.org/article/e189926ab4c04a29be3cc431c574b034
Autor:
Man Ho Han, Young-Jin Ko, Byoung Koun Min, Seung-Ho Yu, Chang Hyuck Choi, Jae-Young Choi, Woong Hee Lee, Hyung-Suk Oh
Publikováno v:
Electrochemistry Communications, Vol 139, Iss , Pp 107301- (2022)
Water electrolysis cells and fuel cells have attracted considerable attention because they provide renewable and sustainable energy conversion and storage systems. Pt is the best catalyst for these two devices. However, cathodic Pt dissolution can oc
Externí odkaz:
https://doaj.org/article/3beaa3cf8a324253bfe226f4bff10e9e