Results 121 to 130 of about 262,231 (292)

Design and Analysis of Hollow Cathode with Powder Bed Fusion

open access: yes, 2021
A Detailed report on the Design and Analysis of manufacturing of hollow cathode with Powder bed Fusion has been presented. Potential materials for different Hollow cathode parts available are also presented.
THALLAPALLY, SATHEESH
core  

Technological Capabilities of Hollow Cathode Glow Discharge

open access: yesPlasma
Expanding the operating pressure range of hollow cathode glow discharge to the region of 0.01–0.1 Pa makes it possible to use the discharge plasma in a number of technological processes that were previously not feasible, because pressure always exceeded ...
Alexander S. Metel   +4 more
doaj   +1 more source

Hydrogen hollow cathode ion source [PDF]

open access: yes, 1980
A source of hydrogen ions is disclosed and includes a chamber having at one end a cathode which provides electrons and through which hydrogen gas flows into the chamber. Screen and accelerator grids are provided at the other end of the chamber.
Roman, R. F.   +2 more
core  

One-step atmospheric microplasma synthesis of an NMC-type lithium-ion battery cathode

open access: yesElectrochemistry Communications
The manufacture of battery cathode materials is the most energy-intensive step in the production of commercial lithium-ion batteries; specifically, the synthesis of the widely used transition metal oxide cathodes can require tens of hours at temperatures
Ryan Brow   +5 more
doaj   +1 more source

Quality Surface Analysis for Polarized Grid Plasma Nitridings

open access: yesThe Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, 2013
For the study regarding the effect of the polarized grid a prototype plasma nitriding facility was used. A polarized grid was placed inside the working chamber, into the space between the anode and cathode, a negative polarised grid.
Mihai AXINTE   +4 more
doaj  

Graphite Co‐Intercalation Chemistry in Sodium‐Ion Batteries

open access: yesBatteries &Supercaps, Volume 8, Issue 3, March 2025.
Traditional intercalation chemistry in lithium‐ion batteries cannot allow sodium storage in graphite. The co‐intercalation chemistry changes the situation. It enables reversible and ultrafast sodium storage in graphite. Revisiting challenges and summarizing recent advances are of significant importance to exploit the full potential of graphite in ...
Linlong Lyu, Yuyang Yi, Zheng‐Long Xu
wiley   +1 more source

Elemental analysis of geological materials by a glow discharge mass spectrometry

open access: yesСтандартные образцы, 2017
Advances of elemental analysis in geology are defined by the development and improvement ofphysical, instrumental methods of chemical analysis. New instrumental methods - emission spectrometry and mass spectrometry with inductively coupled plasma (ICP ...
A. I. Hanchuk   +3 more
doaj  

Carbon‐Based Electrodes for Sodium‐Ion Batteries: Material Design, Electrochemical Performance, and Challenges

open access: yesCarbon and Hydrogen, EarlyView.
Carbon‐based electrodes, including graphite, graphene, and CNT composites, are promising candidates for sodium‐ion batteries due to their stability, conductivity, and abundance. Their electrochemical performance, key limitations, and strategies for improving practical SIB applications are highlighted.
Talha Munir   +3 more
wiley   +1 more source

hollow-cathode lamp

open access: yes
Citation: 'hollow-cathode lamp' in the IUPAC Compendium of Chemical Terminology, 5th ed.; International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. 10.1351/goldbook.08486 • License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International for individual terms ...
openaire   +1 more source

MXenes as a Versatile Platform for High‐Energy‐Density Asymmetric Supercapacitors

open access: yesCarbon Energy, EarlyView.
MXenes with high conductivity and tunable surface chemistry are reviewed as advanced electrodes for asymmetric supercapacitors. MAX‐phase synthesis, surface and interlayer engineering, defect modulation, and composite designs are discussed, highlighting enhanced ion transport, pseudocapacitance, energy density, cycling stability, and sustainable routes
Seul‐Yi Lee   +3 more
wiley   +1 more source

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