Atomic-scale Investigation of Lithiation/Delithiation Mechanism in High-entropy Spinel Oxide with Superior Electrochemical Performance
Sign Up to like & getrecommendations! Published in 2021 at "Chemical Engineering Journal"
DOI: 10.1016/j.cej.2021.129838
Abstract: Abstract Transition-metal high-entropy oxides (HEOs) are promising electrode materials for lithium-ion batteries (LIBs) due to their superior electrochemical properties and excellent long-term cycling stability. The performance of HEOs for LIBs is highly correlated with their… read more here.
Keywords: superior electrochemical; high entropy; lithiation; delithiation ... See more keywords
Morphological evolution of a single crystal silicon battery electrode during lithiation and delithiation: An operando phase-contrast imaging study
Sign Up to like & getrecommendations! Published in 2020 at "Energy Storage Materials"
DOI: 10.1016/j.ensm.2020.06.007
Abstract: Abstract Operando phase-contrast radiography combined with impedance spectroscopy and electron microscopy is applied to study the morphological changes in a lithium-silicon cell over several cycles. The single-crystal silicon (100) surface is employed as a working… read more here.
Keywords: phase; operando phase; single crystal; delithiation ... See more keywords
Insight into delithiation process on the LiFePO4 (010) surface from a novel viewpoint of the work function
Sign Up to like & getrecommendations! Published in 2019 at "Solid State Ionics"
DOI: 10.1016/j.ssi.2019.05.009
Abstract: Abstract To understand Li (de)intercalation and related processes on the LiFePO4 (010) surface is of great importance for formulating effective approaches to further improve the rate performance of LiFePO4 cathode. In this article, we propose… read more here.
Keywords: work function; surface; lifepo4 010; delithiation ... See more keywords
Lithiation and Delithiation Processes in Lithium–Sulfur Batteries from Ab Initio Molecular Dynamics Simulations
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Physical Chemistry C"
DOI: 10.1021/acs.jpcc.8b00478
Abstract: Lithium–sulfur (Li–S) batteries are a promising alternative to the Li-ion technology due to their high theoretical capacity and low cost. Unlike intercalation compounds, the sulfur cathode undergoes a series of complex electrochemical reactions that give… read more here.
Keywords: lithiation delithiation; sulfur batteries; lithium sulfur; delithiation ... See more keywords
Concentration Gradient Induced Delithiation Failure of MoO3 for Li-Ion Batteries.
Sign Up to like & getrecommendations! Published in 2022 at "Nano letters"
DOI: 10.1021/acs.nanolett.1c04290
Abstract: Electric vehicle manufacturers worldwide are demanding superior lithium-ion batteries, with high energy and power densities, compared to gasoline engines. Although conversion-type metal oxides are promising candidates for high-capacity anodes, low initial Coulombic efficiency (ICE) and… read more here.
Keywords: ion batteries; moo3; concentration gradient; failure ... See more keywords