Results 31 to 40 of about 6,856 (263)

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

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

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

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

Magnesium‐Based Transient Bioelectronics, Bio‐Optics and Bio‐Scaffolds

open access: yesAdvanced Functional Materials, EarlyView.
This paper reviews the state of the art and recent advances in magnesium‐based thin‐film, foils, and scaffolds for applications in transient bio‐optics, bioelectronics and tissue engineering. The design principles, fabrication methods, material properties, and integration strategies are discussed in detail.
Massimo Mariello, Yves Leterrier
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

Tuning Redox Dynamics in Cu‐Based Electrocatalysts: Effect of Secondary Metals

open access: yesAdvanced Functional Materials, EarlyView.
Advanced analysis of operando X‐ray absorption spectroscopy data reveals that secondary metals affect the redox processes in Cu‐based catalysts for electrocatalytic CO2 reduction. This influences the amount of oxides formed under pulsed reaction conditions and the distribution of reaction products.
Martina Rüscher   +17 more
wiley   +1 more source

Externally Heated Hollow Cathode Arc Plasma Source for Experiments in Plasma Wakefield Acceleration

open access: yesInstruments, 2019
An externally heated, hollow cathode arc source was recommissioned at UCLA for use in experiments to drive plasma wakefields with shaped beams at the Argonne Wakefield Accelerator.
Ryan Roussel   +9 more
doaj   +1 more source

Halide Perovskite Integrated Photovoltaic Cathodes Incorporating Pt on ZIF‐8‐Derived Carbon for Solar Hydrogen Production

open access: yesAdvanced Functional Materials, EarlyView.
A low‐Pt catalyst supported on zeolitic imidazolate framework (ZIF‐8)‐derived porous carbon and graphite is integrated with a halide perovskite photovoltaic, yielding cathodes that achieve a high photocurrent density (∼20 mA cm−2) under simulated sunlight and exhibit remarkable stability in acidic media over several days, thereby demonstrating a ...
Na Yeong Oh   +12 more
wiley   +1 more source

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