Results 71 to 80 of about 138,722 (293)

Membranes in Lithium Ion Batteries [PDF]

open access: yesMembranes, 2012
Lithium ion batteries have proven themselves the main choice of power sources for portable electronics. Besides consumer electronics, lithium ion batteries are also growing in popularity for military, electric vehicle, and aerospace applications.
Yang, Min, Hou, Junbo
openaire   +4 more sources

Modeling temperature distribution in cylindrical lithium ion batteries for use in electric vehicle cooling system design [PDF]

open access: yes, 2008
Thesis (S.B.)--Massachusetts Institute of Technology, Dept. of Mechanical Engineering, 2008.Includes bibliographical references (leaf 31).Recent advancements in lithium ion battery technology have made BEV's a more feasible alternative.
Jasinski, Samuel Anthony
core  

Receptor‐Free Identification of Toxic Gases Enabled by Hygroscopic Aqueous Salt Films

open access: yesAdvanced Functional Materials, EarlyView.
Water as a gas sensor coating sounds impossible—until it stops evaporating. Here, hygroscopic salt solutions (LiCl, LiBr, H3PO4) form non‐drying aqueous films on CNT chemiresistors under ambient air. Gases partition into these liquid layers, sometimes transforming into water, and generate salt‐specific resistance fingerprints across a four‐channel ...
Seongwoo Lee   +5 more
wiley   +1 more source

Improved thermal performance of a large laminated lithium-ion power battery by reciprocating air flow [PDF]

open access: yes, 2019
The file attached to this record is the author's final peer reviewed version. The Publisher's final version can be found by following the DOI link.Thermal safety issues are increasingly critical for large-size laminated Lithium-Ion Batteries (LIBs ...
Ji, S.   +5 more
core   +1 more source

Tailoring K+/Vacancy Disordered Layered Oxide via Charge Engineering for Stabilizing High‐Performance Potassium‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
With a charge‐ion coupling engineering strategy, a K+/vacancy disordered K0.5Mn0.8Co0.1Ti0.1O2 material has been designed. The targeted transition metal doping disrupts charge ordering and inducing K+/vacancy disordering, thereby enabling rapid K+ diffusion through interconnected channels and a stable solid‐solution reaction mechanism.
Yongfeng Jia   +10 more
wiley   +1 more source

Challenges and strategic approaches to constructing the full life cycle value chain of layered cathode materials for sodium-ion batteries

open access: yesNano Research Energy
Amid the escalating global environmental and energy crises, sodium-ion batteries (SIBs) are emerging as a significant complement to lithium-ion batteries (LIBs), owing to their high voltage platform, excellent safety, wide temperature range, and low cost.
Qingfeng Liu   +11 more
doaj   +1 more source

A Method for Improving the Electrochemical Properties of a Li1.2Ni0.15Co0.1Mn0.55O2 Cathode Material

open access: yesInternational Journal of Electrochemical Science, 2017
A method for improving the electrochemical properties of Li1.2Ni0.15Co0.1Mn0.55O2 is described in this paper. The improvement of the electrochemical properties of Li1.2Ni0.15Co0.1Mn0.55O2 was achieved by introducing small amounts of H2O molecules.
Ying-jie Zhang   +6 more
doaj   +1 more source

Modeling charge polarization voltage for large lithium-ion batteries in electric vehicles [PDF]

open access: yes, 2013
Purpose: Polarization voltage of the lithium-ion battery is an important parameter that has direct influence on battery performance. The paper aims to analyze the impedance characteristics of the lithium-ion battery based on EIS data.
Jiang, Yan   +4 more
core  

Enhanced Li‐Ion Battery Performance with Hybrid MXene/GnR Electrodes: Heterojunctions and Engineered Architectures Supported by DFT Mechanistic Studies for Improved Rate Performance, Stability & Capacity

open access: yesAdvanced Functional Materials, EarlyView.
Lithium‐ion batteries (LIBs) remain central to energy storage but suffer from slow ion transport and degradation. Here, we present a binder‐free Ti3C2Tx MXene/GnR hybrid electrode with a porous 3D architecture formed via freeze casting. The structure enhances conductivity, ion transport, and stability, delivering 401 mAh/g, ∼97% efficiency, and 92 ...
Sara Mohseni Taromsari   +10 more
wiley   +1 more source

Boosting Li+ Diffusion in Lithium-Rich Oxides through Intrinsic Structural Design: Insights and Design Principles

open access: yesNano-Micro Letters
Highlights Sluggish Li+ transport limits high-power output and fast charging in lithium-rich oxides, governed by intrinsic factors (crystal structure, distortion, and reaction kinetics) and external factors (cathode/electrolyte interface behavior ...
Lifeng Xu   +8 more
doaj   +1 more source

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