Výsledky vyhledávání - "Suk-Gyong Hwang"

Defect formation and ambivalent effects on electrochemical performance in layered sodium titanate Na2Ti3O7

Autor: Yong-Chol Pak, Chung-Hyok Rim, Suk-Gyong Hwang, Kum-Chol Ri, Chol-Jun Yu

Publikováno v: Physical Chemistry Chemical Physics. 25:3420-3431

First-principles study of intrinsic point defects and defect complexes in layered sodium titanate Na2Ti3O7 was reported to identify the effects on electrode voltage and Na diffusion activation energy for sodium-ion batteries.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ff92242e98fbd8c8b3f859772b98437f
https://doi.org/10.1039/d2cp05403e

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Influence of Ti/V Cation-Exchange in Na2Ti3O7 on Na-Ion Negative Electrode Performance: An Insight from First-Principles Study

Autor: Jin-Song Kim, Chol-Jun Yu, Suk-Gyong Hwang, Song-Hyok Choe, Kum-Chol Ri, Yong-Chol Pak

Publikováno v: The Journal of Physical Chemistry C. 124:17897-17906

Sodium-titanate Na2Ti3O7 (NTO) is regarded as a highly promising anode material with a very low voltage for Na-ion batteries and capacitors, but suffered from relatively low specific capacity and p...

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::08f80fef61bf9c27fd70ff2a7461be9c
https://doi.org/10.1021/acs.jpcc.0c03625

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First-principles study on material properties and stability of inorganic halide perovskite solid solutions CsPb(I1−xBrx)3

Autor: Un-Hyok Ko, Chol-Hyok Ri, Yun-Hyok Kye, Chol-Jun Yu, Yun-Sim Kim, Suk-Gyong Hwang, Un-Gi Jong

Publikováno v: Physical Review Materials. 4

All-inorganic halide perovskites have attracted a great interest as a promising light harvester of perovskite solar cells due to their enhanced chemical stability. In this work we investigate the material properties of solid solutions $\mathrm{CsPb}{

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::7af35a717864ef3603d6dbe5c443853d
https://doi.org/10.1103/physrevmaterials.4.045402

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