연구성과 2 페이지 | 포항공과대학교 친환경소재대학원

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연구성과

Total 25건 2 페이지

9

EMRL [EMRL] Prof. Kyu-Young Park: Comparison Study of a Thermal-Driven Microstructure in a High-Ni Cathode for Lithium-Ion Batteries: Critical Calcination Temperature for Polycrystalline and Single-Crystal… AbstractHigh-Ni layered oxide cathodes are promising candidates for lithium-ion batteries due to their high energy density. However, their cycle stability is compromised by the poor mechanical durability of the particle microstructure. In t..

작성자 최고관리자 작성일 2026-01-12
8

EMRL [EMRL] Prof. Kyu-Young Park: Re-evaluation of Battery-grade Lithium Purity Toward Sustainable Batteries AbstractRecently, the cost of lithium-ion batteries has risen as the price of lithium raw materials has soared and fluctuated. Notably, the highest cost of lithium production comes from the impurity elimination process to satisfy the batter..

작성자 최고관리자 작성일 2026-01-12
7

EMRL [EMRL] Prof. Kyu-Young Park: Scalable conversion of residual lithium into conformal artificial cathode electrolyte interphase via a single-step wet-chemical process for high-voltage Ni-rich cathode op… AbstractNi-rich layered oxide has become an indispensable cathode for incumbent lithium-ion batteries due to their high energy density and low cost. Despite these advantages, the Ni-rich cathode suffers from surface residual lithium, which ..

작성자 최고관리자 작성일 2026-01-12
6

EMRL [EMRL] Prof. Kyu-Young Park: 리튬 이차전지 용 고니켈계 층상형 산화물 양극 소재 연구동향

작성자 최고관리자 작성일 2026-01-12
5

EMRL [EMRL] Prof. Kyu-Young Park: Enhanced LiMn2O4 Thin-Film Electrode Stability in Ionic Liquid Electrolyte: A Pathway to Suppress Mn Dissolution AbstractClick to copy section linkSpinel-type lithium manganese oxide (LiMn2O4) cathodes suffer from severe manganese dissolution in the electrolyte, compromising the cyclic stability of LMO-based Li-ion batteries (LIBs). In addition to cau..

작성자 최고관리자 작성일 2026-01-12
4

EMRL [EMRL] Prof. Kyu-Young Park: Mitigating Pt loss in polymer electrolyte membrane fuel cell cathode catalysts using graphene nanoplatelet Pickering emulsion processing AbstractCarbon-supported Pt nanoparticles are the leading catalysts for the cathode oxygen reduction reaction (ORR) in polymer electrolyte membrane fuel cells. However, these ORR catalysts suffer from poor electrochemical durability, partic..

작성자 최고관리자 작성일 2026-01-12
3

EMRL [EMRL] Prof. Kyu-Young Park: Characterizing and mitigating chemomechanical degradation in high-energy lithium-ion battery cathode materials AbstractClick to copy section linkConspectusLithium-ion batteries (LIBs) are nearly ubiquitous energy storage solutions, powering devices ranging from consumer electronics to electric vehicles. To advance these applications, current LIB res..

작성자 최고관리자 작성일 2026-01-12
2

EMRL [EMRL]Prof. Kyu-Young Park : Gradational anionic redox enabling high-energy P2-type Na-layered oxide cathode Abstract: Anionic-redox-based layered oxide materials are considered promising cathodes for Na-ion batteries because of their high energy densities. However, the anionic redox reaction at high voltage results in structural instability of th..

작성자 최고관리자 작성일 2023-02-20
1

EMRL [EMRL]Prof. Kyu-Young Park: Elucidating and Mitigating High-Voltage Degradation Cascades in Cobalt-Free LiNiO2 Lithium-Ion Battery Cathodes LiNiO2 (LNO) is a promising cathode material for next-generation Li-ion batteries due to its exceptionally high capacity and cobalt-free composition that enables more sustainable and ethical large-scale manufacturing. However, its poo..

작성자 최고관리자 작성일 2021-12-20

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