Results 41 to 50 of about 214,082 (308)

Exploring Dipolar Dynamics and Ionic Transport in Metal‐Organic Frameworks: Experimental and Theoretical Insights

open access: yesAdvanced Functional Materials, EarlyView.
In this study, the interplay of dipolar dynamics and ionic charge transport in MOF compounds is investigated. Synthesizing the novel structure CFA‐25 with integrated freely rotating dipolar groups, local and macroscopic effects, including interactions with Cs cations are explored.
Ralph Freund   +6 more
wiley   +1 more source

Enhancing Optoelectronic Properties in Phthalocyanine‐Based SURMOFs: Synthesis of ABAB Linkers by Avoiding Statistical Condensation with Tailored Building Blocks

open access: yesAdvanced Functional Materials, EarlyView.
A novel phthalocyanine (PC)‐based metal–organic framework (MOFs) is synthesized using ditopic PC linkers obtained through regioselective statistical condensation. The resulting MOF exhibits significant improvements in electronic absorption, thereby enhancing the material's performance in light harvesting and energy conversion.
Lukas S. Langer   +12 more
wiley   +1 more source

NASA Engineering Safety Center NASA Aerospace Flight Battery Systems Working Group 2007 Proactive Task Status [PDF]

open access: yes, 2007
In 2007, the NASA Engineering Safety Center (NESC) chartered the NASA Aerospace Flight Battery Systems Working Group to bring forth and address critical battery-related performance/manufacturing issues for NASA and the aerospace community.
Manzo, Michelle A.
core   +1 more source

Detection of Internal Short Circuit in Lithium Ion Battery Using Model-Based Switching Model Method [PDF]

open access: yes, 2019
Early detection of an internal short circuit (ISCr) in a Li-ion battery can prevent it from undergoing thermal runaway, and thereby ensure battery safety.
GOH, TAEDONG   +4 more
core   +1 more source

Data-driven nonparametric Li-ion battery ageing model aiming at learning from real operation data - Part B : cycling operation [PDF]

open access: yes, 2020
Conventional Li-ion battery ageing models, such as electrochemical, semi-empirical and empirical models, require a significant amount of time and experimental resources to provide accurate predictions under realistic operating conditions.
Ahmed   +37 more
core   +4 more sources

Battery management system for Li‐ion battery

open access: yesThe Journal of Engineering, 2017
Li‐ion batteries are widely used in the fields of electric vehicles and energy storage because of high energy density, low self‐discharge rate, long cycle life, and wide operation temperature range. To ensure safety and prolong the service life of Li‐ion battery packs, a battery management system (BMS) plays a vital role.
Fangfang Zhu   +4 more
openaire   +1 more source

Understanding and Optimizing Li Substitution in P2‐Type Sodium Layered Oxides for Sodium‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
This work explores Li‐substituted P2 layered oxides for Na‐ion batteries by crystallographic and electrochemical studies. The effect of lithium on superstructure orderings, on phase transitions during synthesis and electrochemical cycling and on the interplay of O‐ versus TM‐redox is revealed via various advanced techniques, including semi‐simultaneous 
Mingfeng Xu   +5 more
wiley   +1 more source

Li-ion Battery Reliability – A Case Study of the Apple iPhone®

open access: yesIEEE Access, 2019
Li-ion battery reliability has attracted significant research attention, but few studies have incorporated in-service performance and reliability data of batteries installed within a product.
Yongquan Sun   +3 more
doaj   +1 more source

An Improved Rainflow Algorithm Combined with Linear Criterion for the Accurate Li-ion Battery Residual Life Prediction

open access: yesInternational Journal of Electrochemical Science, 2021
Li-ion battery health assessment has been widely used in electric vehicles, unmanned aerial vehicle and other fields. In this paper, a new linear prediction method is proposed.
Junhan Huang   +5 more
doaj   +1 more source

Modelling Li+ Ion Battery Electrode Properties [PDF]

open access: yes, 2008
We formulated two detailed models for an electrolytic cell with particulate electrodes based on a lithium atom concentration dependent Butler-Volmer condition at the interface between electrode particles and the electrolyte.
Anderson, D. M.   +19 more
core  

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