Results 1 to 10 of about 152,699 (329)

The effect of copper infiltration on LSM Cathode microstructure in high temperature solid oxide fuel cells [PDF]

open access: yesHydrogen, Fuel Cell & Energy Storage, 2023
Solid oxide fuel cells are a technology that can convert chemical energy directly into electrical energy. In the present study, LSM single-phase nanoparticles with the nominal chemical formula La0.8Sr0.2MnO3 were successfully synthesized by the improved ...
Zahra Sadeghian   +3 more
doaj   +1 more source

Monolayer-Scale GaN/AlN Multiple Quantum Wells for High Power e-Beam Pumped UV-Emitters in the 240–270 nm Spectral Range

open access: yesNanomaterials, 2021
Monolayer (ML)-scale GaN/AlN multiple quantum well (MQW) structures for electron-beam-pumped ultraviolet (UV) emitters are grown on c-sapphire substrates by using plasma-assisted molecular beam epitaxy under controllable metal-rich conditions, which ...
Valentin Jmerik   +12 more
doaj   +1 more source

Achieving High Current Stability of Gated Carbon Nanotube Cold Cathode Electron Source Using IGBT Modulation for X-ray Source Application

open access: yesNanomaterials, 2022
The cold cathode X-ray source has potential application in the field of radiotherapy, which requires a stable dose. In this study, a gated carbon nanotube cold cathode electron gun with high current stability was developed by using Insulated Gate Bipolar
Yajie Guo   +5 more
doaj   +1 more source

Fully Vacuum-Sealed Diode-Structure Addressable ZnO Nanowire Cold Cathode Flat-Panel X-ray Source: Fabrication and Imaging Application

open access: yesNanomaterials, 2021
A fully vacuum-sealed addressable flat-panel X-ray source based on ZnO nanowire field emitter arrays (FEAs) was fabricated. The device has a diode structure composed of cathode panel and anode panel.
Chengyun Wang   +5 more
doaj   +1 more source

Cathode-Ray Tube using Tunnel Cathode

open access: bronzeThe Journal of the Institute of Television Engineers of Japan, 1968
Kenichiro Ohta   +2 more
openaire   +3 more sources

Toward to Explain of Working Principles of Blood-Brain Barriers Like X-Ray Devices: A Neurophysical Hypothesis

open access: yesJournal of Contemporary Medicine, 2023
Objective: The blood-brain barrier is an electromagnetic mechanism on a neurophysical basis. In this study, we compared the X-Ray device, which is similar to the blood-brain barrier in many ways.
Canan Atalay   +3 more
doaj   +1 more source

Scalable Precursor-Assisted Synthesis of a High Voltage LiNiyCo1−yPO4 Cathode for Li-Ion Batteries

open access: yesNanomaterials, 2023
A solid-solution cathode of LiCoPO4-LiNiPO4 was investigated as a potential candidate for use with the Li4Ti5O12 (LTO) anode in Li-ion batteries. A pre-synthesized nickel–cobalt hydroxide precursor is mixed with lithium and phosphate sources by wet ball ...
Mobinul Islam   +7 more
doaj   +1 more source

Understanding High-Voltage Behavior of Sodium-Ion Battery Cathode Materials Using Synchrotron X-ray and Neutron Techniques: A Review

open access: yesBatteries, 2023
Despite substantial research efforts in developing high-voltage sodium-ion batteries (SIBs) as high-energy-density alternatives to complement lithium-ion-based energy storage technologies, the lifetime of high-voltage SIBs is still associated with many ...
Vadim Shipitsyn   +4 more
doaj   +1 more source

Methylboronic acid MIDA ester (ADM) as an effective additive in electrolyte to improve cathode electrolyte interlayer performance of LiNi0.8Co0.15Al0.05O2 electrode

open access: yesScientific Reports, 2023
We investigated the effectiveness of using methylboronic acid MIDA ester (ADM) as an additive in an electrolyte to enhance the overall electrochemical and material properties of an LNCAO (LiNi0.8Co0.15Al0.05O2) cathode.
Bo-Xun Chen   +5 more
doaj   +1 more source

Microfocus X-ray Tubes

open access: yesИзвестия высших учебных заведений России: Радиоэлектроника, 2021
Introduction. X-ray inspection plays a unique role among all nondestructive testing methods for products and materials due to sufficiently high resolution and high penetrability.
V. B. Bessonov
doaj   +1 more source

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