Results 101 to 110 of about 1,728,746 (293)

Origin of electrochemical activity in nano-Li2MnO3; Stabilization via a 'point defect scaffold' [PDF]

open access: yes, 2015
Molecular dynamics (MD) simulations of the charging of Li2MnO3 reveal that the reason nanocrystalline-Li2MnO3 is electrochemically active, in contrast to the parent bulk-Li2MnO3, is because in the nanomaterial the tunnels, in which the Li ions reside ...
Caddeo, F.   +5 more
core   +1 more source

A Large Scale Multi‐Modal Workflow for Battery Characterization: From Concept to Implementation

open access: yesAdvanced Energy Materials, EarlyView.
Isolated characterization techniques produce independent datasets and single‐property insights. However, progressively more holistic interpretations of battery‐material behavior is needed in the future. Here we demonstrate a coordinated multimodal workflow enabling the correlation of heterogeneous datasets and the construction of multidimensional ...
François Cadiou   +34 more
wiley   +1 more source

A green approach to recovering lithium and cobalt from spent lithium-ion batteries using dilute HCl solution mixed with H. sabdariffa flower extract as a leaching agent [PDF]

open access: yesJournal of Mining and Metallurgy. Section B: Metallurgy
Studies on the recovery of lithium and cobalt from spent lithium-ion batteries have attracted a lot of attention in recent years. For a sustainable battery industry, processes for the recycling of valuable metals from spent batteries have been ...
Tran T.T.   +3 more
doaj   +1 more source

Breaking the Polarity–Coordination Coupling in Electrolyte Design for High‐Voltage Lithium Batteries

open access: yesAdvanced Energy Materials, EarlyView.
Steric and electronic co‐regulation of 2,2,2‐trifluoro‐N, N‐dimethylethylamide (DMTFA) decouples high polarity from strong Li+ coordination, creating an anion‐mediated pseudo‐weakly solvating electrolyte. This design lowers Li+ desolvation barriers, enhances Li+ mobility, and builds B‐, F‐, and N‐rich inorganic interphases, enabling stable 3.0–4.6 V ...
Xue Li   +9 more
wiley   +1 more source

Maximizing energy utilization and lithium leaching efficiency via sequential electrochemical dual-oxidation and soaking-relaxation

open access: yesNature Communications
Given the escalating global demand for lithium resources, optimizing electric energy consumption in the electrochemical dual-oxidation (EDO) process, which includes both electrode oxidation and electrocatalytic oxidation, for lithium leaching from spent ...
Weixu Zhong   +10 more
doaj   +1 more source

Characterizing Biopolymer Electrolytes in Zinc–Air Batteries: Challenges, Best Practices, and a Robust Workflow Guiding Future Research Paths

open access: yesAdvanced Energy Materials, EarlyView.
Bio‐based gel polymer electrolytes promise sustainable, mechanically adaptable zinc–air batteries, yet their progress is constrained by inconsistent characterization. This review critically links formulation, structure, interfaces, and cell performance, identifies methodological gaps under alkaline operating conditions, and proposes application ...
Matteo Milanesi   +6 more
wiley   +1 more source

Selective Lithium Leaching from Spent Lithium Iron Phosphate Batteries: Mechanisms, Technologies, and Future Perspectives

open access: yesEngineering
With the rapid deployment of lithium iron phosphate (LFP) batteries and their finite service life, the annual accumulation of end-of-life LFP batteries has risen substantially.
Tianyu Zhao   +8 more
doaj   +1 more source

“Lithium‐Free” Anode Solid‐State Batteries Enabled by 3D Structured Miec Garnet

open access: yesAdvanced Energy Materials, EarlyView.
“Lithium‐free” anode solid‐state batteries can maximize energy density by eliminating excess lithium metal but are limited by unstable lithium nucleation and poor lithium reversibility at solid interfaces. A mixed ionic and electronic conducting garnet scaffold promotes uniform lithium deposition within a three‐dimensional porous framework at low ...
George V. Alexander   +6 more
wiley   +1 more source

Nonlinear aging of lithium-ion cells linked to pressure differences: Degradation mechanisms and remedies

open access: yes, 2022
471Lithium-ion batteries have great potential in electromobility and stationary applications. Reusing aged batteries from cars in 2nd-life-applications could lower cost and ecological impact.
Sextl, Gerhard   +5 more
core   +1 more source

Kinetic optimization in green metal recovery: Citric acid vs glycine for sustainable Li-ion battery recycling

open access: yesEcotoxicology and Environmental Safety
Due to the natural depletion and potential toxicity of some metals in lithium ion batteries (LIB), it is getting important to recover valuable metals such as Li and Co from spent LIBs.
Yanhao Zhang   +8 more
doaj   +1 more source

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