Results 41 to 50 of about 94,109 (262)

S and P Dual-Doped Carbon Nanospheres as Anode Material for High Rate Performance Sodium-Ion Batteries

open access: yesApplied Sciences, 2021
The heteroatom doping of carbon materials can significantly improve the electrochemical performance of sodium-ion batteries. However, conventional doping techniques involve more than two steps, making them unsuitable for scale-up. In this study, an S and
Hyeon-Su Yang   +5 more
doaj   +1 more source

Testing and characterisation of large high-energy lithium-ion batteries for electric and hybrid electric vehicles [PDF]

open access: yes, 2007
This thesis considers the drivetrain and battery system requirements of Hybrid Electric Vehicles. The data herein proves that a series hybrid electric drivetrain with Lithium-ion batteries and plug-in recharge promises to be viable and sustainable ...
Doerffel, Dennis
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

Recent Advances in Non‐Aqueous Liquid Electrolytes for High‐Voltage Sodium‐Ion Batteries

open access: yesEcoEnergy
Sodium‐ion batteries are considered one of the most promising candidates for lithium‐ion batteries. Increasing charging voltage is an effective way to realize sodium‐ion batteries with low cost and high energy density.
Jing Ning   +9 more
doaj   +1 more source

Short Communication: Thermal Insitu Analyses of Multicomponent Pyrophosphate Cathodes Materials

open access: yesInternational Journal of Electrochemical Science, 2015
Development of secondary batteries based on abundant and inexpensive elements are vital. Among various alternative choices, sodium-ion batteries (NIBs) are promising because of plentiful resources and low costs of sodium metal. Different types of cathode
R.A. Shakoor   +2 more
doaj   +1 more source

MXene‐Based Materials for Electrochemical Sodium‐Ion Storage

open access: yesAdvanced Science, 2021
Advanced architecture and rational design of electrode materials for electrochemical sodium‐ion storage are well developed by researchers worldwide. MXene‐based materials are considered as one of the most potential electrode materials for sodium‐ion ...
Pin Ma   +5 more
doaj   +1 more source

Sodium-ion batteries

open access: yes, 2023
Sodium-ion batteries (SIB) are proving to be an emergent technology with potentially very attractive properties, with key components predominantly synthesized from low-cost, abundant materials with secure supply chains.
T Rojo (13499938)   +3 more
core  

Polymer Interface Enables Reversible Quasi‐Solid Sulfur Conversion in Sodium‐Sulfur Batteries

open access: yesAdvanced Functional Materials, EarlyView.
The polymer interface enables a stable quasi‐solid sulfur conversion pathway in room‐temperature Na─S batteries. The coating regulates Na+ transport, stabilizes the cathode–electrolyte interphase, and accommodates mechanical stress, suppressing electrolyte decomposition and sulfur migration, thereby improving reaction uniformity, reducing polarization,
Reza Andaveh   +12 more
wiley   +1 more source

Estimation of state of charge of lithium-ion batteries usedin HEV using robust extended kalman filtering

open access: yes, 2012
A robust extended Kalman filter (EKF) is proposed as a method for estimation of the state of charge (SOC) of lithium-ion batteries used in hybrid electric vehicles (HEVs). An equivalent circuit model of the battery, including its electromotive force (EMF)
jiang, J.   +7 more
core   +1 more source

Graded‐Interface Dual‐Environment Hydrogel‐Polymer Electrolyte for Stabilized Anode and Sustained Cathode Kinetics in Aqueous Zinc‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
A graded‐interface hydrogel‐polymer electrolyte decouples water activity to simultaneously stabilize the Zn anode and sustain cathode kinetics. The flexible design supports dendrite‐free cycling over 1600 h, high capacity in both MnO2 and V2O5 full cells, and stable pouch‐cell performance under bending, resolving the fundamental water conflict in ...
Shuyun Wang   +8 more
wiley   +1 more source

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