Results 1 to 10 of about 207,200 (314)

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

Electrochemical amination of N,N-dimethylaniline

open access: yesУчёные записки Казанского университета: Серия Естественные науки, 2021
The process of indirect cathodic amination of N,N-dimethylaniline using the Ti(IV) – NH2OH system was studied in aqueous solutions of 7–16 M sulfuric acid at 40 ?C.
Yu.A. Lisitsyn
doaj   +1 more source

Using Microbial Desalination Cell to Treat Iraqi Wastewater [PDF]

open access: yesEngineering and Technology Journal, 2019
A Three-chambers MDC was made using three identical cubicalplexi-glass sections. Each chamber has an effective volume of 35 cm3. An anionexchange membrane (AEM) was used to separate the anode from thedesalination chambers while a cation exchange membrane
Talib Abbas   +2 more
doaj   +1 more source

Graphene: Chemistry and Applications for Lithium-Ion Batteries

open access: yesElectrochem, 2022
In the present era, different allotropes of carbon have been discovered, and graphene is the one among them that has contributed to many breakthroughs in research.
Roshny Joy   +8 more
doaj   +1 more source

Recent Advancements in Selenium-Based Cathode Materials for Lithium Batteries: A Mini-Review

open access: yesElectrochem, 2022
Selenium (Se)-based cathode materials have garnered considerable interest for lithium-ion batteries due to their numerous advantages, including low cost, high volumetric capacity (3268 mAh cm−3), high density (4.82 g cm−3), ability to be cycled to high ...
Mustafa Khan   +6 more
doaj   +1 more source

λ-MnO2 Thin Films with Sponge-Like Structures: Synthesis, Characterization and Physiochemical Applications

open access: yesIndonesian Journal of Chemistry, 2021
Manganese dioxide has acquired significant research attentiveness in many fields over the past years because of its exciting physicochemical features. The magnetized λ-MnO2 thin films with sponge-like structures (TSLs) were prepared by hydrothermal-soft ...
Khalid Abdelazez Mohamed Ahmed
doaj   +1 more source

Value-creating upcycling of retired electric vehicle battery cathodes

open access: yesCell Reports Physical Science, 2022
Summary: The electrification revolution in the automobile and other industries demands annual production capacity of batteries of at least 102 GWh, which presents a twofold challenge: supply of key materials such as cobalt and nickel and recycling when ...
Guannan Qian   +16 more
doaj   +1 more source

Enhanced SOFC Cathode Performance Through Surface Modification of NdBa0.5Sr0.5Co2O5+δ Nanoparticles

open access: yesJurnal Kimia Sains dan Aplikasi, 2022
The cathode materials fabrication with outstanding performance and stability at intermediate temperatures of 600–800℃ is required for the prospective mass production of solid oxide fuel cells (SOFCs).
Adi Subardi
doaj   +1 more source

Physical Vapor Deposition of Cathode Materials for All Solid-State Li Ion Batteries: A Review

open access: yesFrontiers in Energy Research, 2021
With the development of smart electronics, a wide range of techniques have been considered for efficient co-integration of micro devices and micro energy sources.
Berik Uzakbaiuly   +7 more
doaj   +1 more source

Compatibility analyses of BICUVOX.10 as a cathode in yttria-stabilized zirconia electrolytes for usage in solid oxide fuel cells [PDF]

open access: yesMaterials Research, 2014
Copper-substituted bismuth vanadate has been considered a promising material for composite cathodes in SOFC. However, high reactivity of BICUVOX.10 towards the electrolytes still has been its greatest shortcoming.
Roger Honorato Piva   +3 more
doaj   +2 more sources

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