Results 41 to 50 of about 873,347 (342)

Protective amorphous carbon coatings on glass substrates

open access: yesAIP Advances, 2017
Thick amorphous carbon films were deposited by the Magnets-in-Motion (M-M) rf linear hollow cathode at varying acetylene contents in Ar in a hybrid PVD/PE-CVD process directly on glass substrates. The hollow cathode plates manufactured from graphite were
Kaspars Silins   +2 more
doaj   +1 more source

Uniformity of Si-containing diamond-like carbon films deposited at different positions by mesh hollow cathode discharge

open access: yesResults in Physics, 2019
Diamond-like carbon (DLC) films exhibit exceptional tribological characteristics, but their practical application requires the development of scalable methods for uniform film deposition.
Weiwei Sun   +3 more
doaj   +1 more source

Complex Hollow Structures of Cobalt(II) Sulfide as a Cathode for Lithium–Sulfur Batteries

open access: yesInternational Journal of Electrochemical Science, 2020
Lithium-sulfur batteries are considered the most promising candidates in the next generation of electrochemical energy storage because of their huge advantages in energy density, coulombic efficiency and price.
Miaomiao Li, Wangjun Feng, Xuan Wang
doaj   +1 more source

High-power lithium–selenium batteries enabled by atomic cobalt electrocatalyst in hollow carbon cathode

open access: yesNature Communications, 2020
Selenium cathodes have attracted considerable attention due to high electronic conductivity and volumetric capacity comparable to sulphur cathodes.
Hao Tian   +8 more
semanticscholar   +1 more source

DC/DC converter to power spectral lamps

open access: yesРоссийский технологический журнал, 2023
Objectives. The paper describes the creation of a DC/DC converter for powering hollow cathode lamps widely used currently as highly stable sources of spectral lines in spectral absorption analyzers and other applications.
M. Yu. Nikolshin   +2 more
doaj   +1 more source

Design Data for Hollow Cathode Gas-Fed Arcs [PDF]

open access: yes, 1973
Engineering information is provided to fabricate and operate equipment for generating hollow cathode arcs. Topics include equipment selection and design, operating procedures, and operating characteristics.
Williams, Duane G.
core   +1 more source

Ga–O–Pt Electronic Bridges Bypass Single‐Site Constraints for pH‐Universal Hydrogen Evolution

open access: yesAdvanced Functional Materials, EarlyView.
Well‐defined oxygen‐bridged Ga–O–Pt catalysts are constructed for pH‐universal hydrogen evolution, highlighting the relationship between oxygen‐bridged electronic coupling, rapid surface hydrogen redistribution, and superior catalytic performance. ABSTRACT Single‐site descriptors often fail to capture hydrogen evolution on heterometallic interfaces ...
Rui Wang   +8 more
wiley   +1 more source

Statistical analysis on hollow and core-shell structured vanadium oxide microspheres as cathode materials for Lithium ion batteries

open access: yesData in Brief, 2018
In this data, the statistical analyses of vanadium oxide microspheres cathode materials are presented for the research article entitled “Statistical analyses on hollow and core-shell structured vanadium oxides microspheres as cathode materials for ...
Xing Liang, Guohua Gao, Guangming Wu
doaj   +1 more source

Cobalt–nickel layered double hydroxide on hollow Co3S4/CuS derived from ZIF-67 for efficient overall water splitting

open access: yesMaterials Research Letters, 2022
Electrochemical water splitting is one of the most efficient strategies to generate clean energy H2. Herein, a novel hollow Co3S4/CuS@CoNi-LDH nanocomposite was designed.
Ge Li   +9 more
doaj   +1 more source

Beyond Thin Film Limits—Superhard and Hydrogen‐Free Amorphous Carbon Coatings With Over 100 µm Thickness

open access: yesAdvanced Functional Materials, EarlyView.
For the first time, an extreme‐thick laser‐arc PVD ta‐C (DLC) coating exceeding 100 µm is demonstrated, opening up new possibilities for ultra‐high load bearing capacity. This superhard amorphous carbon architecture combines >50% sp3 bonding, robust adhesion and self‐supporting performance, shielding substrates from plastic flow under extreme contact ...
Martin Zawischa   +3 more
wiley   +1 more source

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