Results 131 to 140 of about 873,347 (342)

Multi-shelled LiMn2O4 hollow microspheres as superior cathode materials for lithium-ion batteries

open access: yes, 2016
Owing to its environmental-benignity, low-cost and abundance, spinel LiMn2O4 has long been considered as a promising cathode material for lithium-ion batteries (LIBs). However, the low electronic conductivity, small lithium diffusion coefficient and poor
Ren, Hao   +5 more
core   +1 more source

Research Progress on V2CTx MXene‐Based Composites: Synthetic Strategies, Structure Design, and Multifunctional Applications

open access: yesCarbon Energy, EarlyView.
This review systematically and comprehensively summarizes the latest research progress on V2CTx MXene. Focusing on the structural design strategies, particularly the construction of the V2CTx‐based hetero‐composite structure. Furthermore, widespread applications including electrochemical energy storage and conversion, as well as photocatalytic ...
Wenjun Zhu   +9 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

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  

Non-local model of hollow cathode and glow discharge

open access: yes, 2010
A general form of the non-local equation for an ionization source in glow discharge and hollow cathode 3D-simulation is formulated. It is a fundamental equation in hollow cathode theory, which allows formulation of a complete set of field equations for a
V. V. Gorin
core   +1 more source

Advances in Unraveling the Structure and Sodium‐Ion Storage Behaviors of Hard Carbons: From Basic to Extended Characterization Techniques

open access: yesCarbon Energy, EarlyView.
This review is devoted to introducing the structures and sodium storage mechanisms of hard carbon materials and analyzing the correlated advanced characterization techniques. The advanced characterization techniques are categorized based on the classification of signal sources.
Jiechang Gao   +6 more
wiley   +1 more source

Durable Fuel Cell Cathode Enabled by Pt Embedded Nanoscale Carbon Network via a Scalable Process

open access: yesCarbon Energy, EarlyView.
Platinum nanoparticles embedded nanoscale carbon network (Pt‐e‐Cn) are developed via a scalable flame spray pyrolysis process. Proton exchange membrane fuel cells (PEMFC) employing mesoporous Pt‐e‐Cn cathode electrocatalysts exhibit exceptional durability without compromising performance.
Suriya Venkatesan   +10 more
wiley   +1 more source

Hollow cathode assembly test history notes

open access: yes, 2015
Notes detailing the test history of hollow cathode assembly #1 ...

core   +1 more source

Crystal Phase Engineering of Transition‐Metal Dichalcogenides: Pathways to Superior Electrochemical Storage in Lithium–Sulfur Batteries

open access: yesCarbon Energy, EarlyView.
Crystal phase engineering of TMDs enables enhanced adsorption and catalytic conversion of polysulfides, boosting LSB performance. ABSTRACT Transition‐metal dichalcogenides (TMDs), with their layered structure, high specific surface area, and diverse phase transition properties, offer significant opportunities to tackle the challenges facing lithium ...
Qi Shao   +11 more
wiley   +1 more source

Performance of a 15-centimeter diameter, hollow-cathode Kaufman thrustor [PDF]

open access: yes, 1968
15-cm diameter, hollow-cathode Kaufman thrustor for SERT 2 ...
Bechtel, R. T.   +2 more
core  

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