Results 51 to 60 of about 47,646 (303)

Green Production of Biomass-Derived Carbon Materials for High-Performance Lithium–Sulfur Batteries

open access: yesNanomaterials, 2023
Lithium–sulfur batteries (LSBs) with a high energy density have been regarded as a promising energy storage device to harness unstable but clean energy from wind, tide, solar cells, and so on.
Chao Ma   +6 more
doaj   +1 more source

A Multi‐Scale Machine Learning Framework for the Inverse Design of High Entropy Alloys

open access: yesAdvanced Engineering Materials, EarlyView.
High‐entropy alloys offer vast potential for various applications, including electrocatalysis; however, their compositional complexity challenges conventional screening. We introduce an inverse‐design framework combining two neural networks to determine optimal compositions and reconstruct nanoparticle geometry from targeted properties and conventional
Mikael Takoutsin   +14 more
wiley   +1 more source

Mathematical modelling of LiFePO4 cathodes [PDF]

open access: yes, 2013
LiFePO4 is a commercially available battery material with good theoretical discharge capacity, excellent cycle life and increased safety compared with competing Li-ion chemistries.
Dargaville, Steven
core  

Microthrusters based on the T5 and T6 hollow cathodes

open access: yes, 2011
Small spacecraft with limited on-board resources would benefit greatly from the development of a low power, low cost microthruster able to offer propellant savings over conventional alternatives and enable higher energy missions.
Grubisic, Angelo Niko, Grubisic, Angelo
core   +1 more source

Elevating the Practical Application of Sodium-Ion Batteries through Advanced Characterization Studies on Cathodes

open access: yesEnergies, 2023
Sodium-ion batteries (SIBs) have emerged as promising alternatives to their lithium-ion counterparts due to the abundance of sodium resources and their potential for cost-effective energy storage solutions.
Mengya Li
doaj   +1 more source

Detecting Anomalous Cell Behavior in Electrochemical Battery Testing Using Machine Learning

open access: yesAdvanced Engineering Materials, EarlyView.
Machine‐learning‐based screening enables automated identification of anomalous battery cells from complementary electrochemical tests. A curated battery database supports configuration‐aware comparison of rate‐capability and impedance data. Supervised classification of rate‐test data achieves 90% accuracy, while CNN‐VAE‐based impedance analysis reaches
Minu Rose   +7 more
wiley   +1 more source

Modelling current transfer to cathodes in metal halide plasmas [PDF]

open access: yes, 2005
This work is concerned with investigation of the main features of current transfer to cathodes under conditions characteristic of metal halide (MH) lamps. It is found that the presence of MHs in the gas phase results in a small decrease of the cathode
Cunha, M D   +2 more
core   +1 more source

On-a-chip microdischarge thruster arrays inspired by photonic device technology for plasma television

open access: yes, 2009
This study shows that the practical scaling of a hollow cathode thruster device to MEMS level should be possible albeit with significant divergence from traditional design.
Gabriel, Stephen B   +5 more
core   +1 more source

Hydrothermally Synthesized Fluorine Added O3-NaFe1-xMgxO2 Cathodes for Sodium Ion Batteries

open access: yesInorganics, 2023
The development and study of Na ion batteries are expanding. This study employs the hydrothermal technique to produce single-phase, well-crystallized, fluorine-added O3-type NaFe1-xMgxO2.
Mir Waqas Alam   +5 more
doaj   +1 more source

Electrodeposition in Structural Lattices of Variable Architectures

open access: yesAdvanced Engineering Materials, EarlyView.
Electrodeposition enables geometry‐sensitive, autonomous void filling while simultaneously tuning chemical and mechanical properties. The development of approaches that can autonomously fill and heal material voids and yield composites with tailorable properties is increasingly relevant in engineering.
Yeong‐Man Kwon   +3 more
wiley   +1 more source

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