Zobrazeno 1 - 10
of 106
pro vyhledávání: '"Soon-Ki Jeong"'
Publikováno v:
Batteries, Vol 10, Iss 6, p 210 (2024)
This study investigated the influence of variations in the mixing ratio of ethylene carbonate (EC) to ethyl methyl carbonate (EMC) on the composition and effectiveness of the solid electrolyte interphase (SEI) in lithium-metal batteries. The SEI is c
Externí odkaz:
https://doaj.org/article/28cea7b0ff734331b677bceb1a4cddaa
Autor:
Sujin Seong, Hajin Lee, Sangyup Lee, Paul Maldonado Nogales, Changhee Lee, Yangsoo Kim, Soon-Ki Jeong
Publikováno v:
Batteries, Vol 9, Iss 10, p 500 (2023)
This study explores the potential of titanium disulfide (TiS2) as an active material for aqueous calcium-ion batteries (CIBs). We investigate the electrochemical redox reactions of calcium ions within TiS2 and assess its suitability for use in aqueou
Externí odkaz:
https://doaj.org/article/96c68748031343e7b843a09465cc965e
Autor:
Van Tung Luu, Quoc Hung Nguyen, Moon Gyu Park, Hoang Long Nguyen, Min-Ho Seo, Soon-Ki Jeong, Namchul Cho, Young-Woo Lee, Younghyun Cho, Sung Nam Lim, Yun-Seok Jun, Wook Ahn
Publikováno v:
Journal of Materials Research and Technology, Vol 15, Iss , Pp 5849-5863 (2021)
Solid polymer electrolytes are promising candidates for implementation in next-generation all-solid-state batteries (ASSBs) which could replace conventional batteries used today. However, the materialization of ASSBs on a mass scale is restricted by
Externí odkaz:
https://doaj.org/article/9dc71287ba22405da241a6f3304fc5ac
Autor:
Changhee Lee, Yun-Taek Jeong, Paul Maldonado Nogales, Hee-Youb Song, YangSoo Kim, Ri-Zhu Yin, Soon-Ki Jeong
Publikováno v:
Electrochemistry Communications, Vol 98, Iss , Pp 115-118 (2019)
This work investigates the electrochemical intercalation of Ca2+ ions into TiS2 in organic electrolytes at room temperature and demonstrates that successful intercalation/de-intercalation can be achieved using a 0.1 M solution of Ca(CF3SO3)2 in propy
Externí odkaz:
https://doaj.org/article/70955c6a82da483c8304e8d8fb18e815
Publikováno v:
Energies, Vol 15, Iss 4, p 1419 (2022)
This study aims to improve the electrochemical properties of lithium metal for application as a negative electrode in high-energy-density batteries. Lithium metal was heat-treated at varying temperatures to modify the native and solid electrolyte int
Externí odkaz:
https://doaj.org/article/add12303def04073997ce78f5a8e1dee
Autor:
Jinyoung Kim, Nguyen The Manh, Huynh Tan Thai, Soon-Ki Jeong, Young-Woo Lee, Younghyun Cho, Wook Ahn, Yura Choi, Namchul Cho
Publikováno v:
Nanomaterials, Vol 12, Iss 6, p 920 (2022)
Recently, lead halide perovskite nanocrystals have been considered as potential light-emitting materials because of their narrow full width at half-maximum (FWHM) and high photoluminescence quantum yield (PLQY). In addition, they have various emissio
Externí odkaz:
https://doaj.org/article/be91746ff78f4b7c9af45bd7444c9325
Autor:
Wook Ahn, Min-Ho Seo, Tuan Kiet Pham, Quoc Hung Nguyen, Van Tung Luu, Younghyun Cho, Young-Woo Lee, Namchul Cho, Soon-Ki Jeong
Publikováno v:
Frontiers in Chemistry, Vol 7 (2019)
In this work, we show an effective ultrasonication-assisted self-assembly method under surfactant solution for a high-rate capable rGO-wrapped LiNi0.6Co0.2Mn0.2O2 (Ni-rich cathode material) composite. Ultrasonication indicates the pulverization of th
Externí odkaz:
https://doaj.org/article/ba318e20af8c41db91e408d660cb4e77
Publikováno v:
Applied Sciences, Vol 9, Iss 21, p 4647 (2019)
In concentrated propylene carbonate (PC)-based electrolyte solutions, reversible lithium intercalation and de-intercalation occur at graphite negative electrodes because of the low solvation number. However, concentrated electrolyte solutions have lo
Externí odkaz:
https://doaj.org/article/19be73555d104de1ad4a4a8d6075215b
Autor:
Hee-Youb Song, Soon-Ki Jeong
Publikováno v:
Journal of Analytical Methods in Chemistry, Vol 2018 (2018)
Interfacial reactions strongly influence the performance of lithium-ion batteries, with the main interfacial reaction between graphite and propylene carbonate- (PC-) based electrolytes corresponding to solvent cointercalation. Herein, the redox react
Externí odkaz:
https://doaj.org/article/8bbc19a7851b4b1199abf012bcfdb6ea
Publikováno v:
Energies, Vol 12, Iss 15, p 2960 (2019)
Lithium-ion batteries are widely available commercially and attempts to extend the lifetime of these batteries remain necessary. The energy storage characteristics of NbO2 with a rutile structure as a material for the negative electrode of lithium-io
Externí odkaz:
https://doaj.org/article/4e6970c29dc14400a08ffa7438f716a0