Results 51 to 60 of about 40,525 (255)

Novel microstructural strategies to enhance the electrochemical performance of La0.8Sr0.2MnO3-δ cathodes [PDF]

open access: yes, 2015
Solid oxide fuel cells (SOFCs) are one of the most efficient technologies for direct conversion of fuels to electricity. La0.8Sr0.2MnO3-δ (LSM) is the cathode material most widely used in SOFCs [1], however, LSM exhibits high activation energy for oxygen
Dos Santos-Gómez, Lucía   +3 more
core   +1 more source

Copper‐based Materials for Photo and Electrocatalytic Process: Advancing Renewable Energy and Environmental Applications

open access: yesAdvanced Functional Materials, EarlyView.
Cu‐based catalysts as a cornerstone in advancing sustainable energy technologies are fully reviewed in this manuscript, highlighting their potential in photo‐ and electrocatalysis. It includes metallic copper, copper oxides, copper sulfides, copper halide perovskites, copper‐based metal–organic frameworks (MOFs), and covalent organic frameworks (COFs),
Jéssica C. de Almeida   +16 more
wiley   +1 more source

Uji Kinerja Burner dan Tabung Reaktor Flame Untuk Proses Spray Pyrolysis

open access: yesReaktor, 2017
PERFORMANCE EVALUATION OF BURNER AND THE REACTOR TUBE OF FLAME FOR A SPRAY PYROLYSIS PROCESS. Flame spray pyrolysis is a versatile process in the syntheses of various functional materials. This work reports the performance of a diffusion flame built from
Darmawan Hidayat   +4 more
doaj   +1 more source

Nanocrystalline cathodes for PC-SOFCs based on BCZY [PDF]

open access: yes, 2016
Perovskites based on BaCeO3-δ exhibit the highest proton conductivity among this class of materials, however, they are susceptible to hydration and carbonation in presence of water vapor and CO2 [1].
Dos Santos-Gómez, Lucía   +4 more
core  

Synthesis and Optical Properties of Sprayed ZnO and ZnO:Ga Thin Films [PDF]

open access: yes, 2012
Characteristics and optical constants of pure and Ga-doped ZnO thin films have been studied. Pure and Ga-doped zinc oxide thin films were deposited onto glass substrates using the spray pyrolysis technique.
Chiad, S. S.   +3 more
core   +3 more sources

High‐Yield Synthesis of Fe‐NC Electrocatalysts Using Mg2+ Templating and Schiff‐Base Porous Organic Polymers

open access: yesAdvanced Functional Materials, EarlyView.
Fe─NC porous oxygen reduction electrocatalysts are prepared employing a 2,4,6‐Triaminopyrimidine‐based porous organic polymer, a Mg2+ Lewis acid, and a low‐temperature cation exchange protocol. Using the polymer precursor achieves high pyrolysis yields and results in atomically dispersed FeNx sites. The resulting catalysts feature hierarchical porosity
Eliot Petitdemange   +11 more
wiley   +1 more source

A new precursor route to semiconducting Zinc Oxide [PDF]

open access: yes, 2016
We demonstrate a new precursor route towards solution- processed films of the II-VI semiconductor Zinc oxide (ZnO). Spray pyrolysis of aqueous solutions of the Zinc salt Zinc chloride (ZnCl2) onto a substrate heated to at least 250 oC gives films ...
Al Baroot, A.F.   +2 more
core   +1 more source

Extensive Review of Materials for Next‐Generation Transparent Batteries and Their Design Strategies

open access: yesAdvanced Functional Materials, EarlyView.
Review explores emerging materials and design strategies for transparent batteries, examining electrodes, electrolytes, separators, and device architectures optimized for high electrochemical performance, mechanical flexibility, and optical transparency.
Atul Kumar Mishra   +5 more
wiley   +1 more source

A new green process to produce activated alumina by spray pyrolysis

open access: yesGreen Processing and Synthesis, 2018
A green process that uses the spray pyrolysis method to prepare activated alumina is proposed in this research. The effects of spray temperature, carrier gas pressure, and AlCl3 solution concentration are experimentally investigated using pure reagents ...
Long Wang   +6 more
doaj   +1 more source

Preparation of W-Cu Composite Powders by Hydrogen Reduction of WO3 And Copper Nitrate Mixture [PDF]

open access: yesArchives of Metallurgy and Materials
The synthesis of fine W composite powder with homogeneously dispersed Cu particles was investigated. Commercial or ultrasonic spray pyrolysis WO3 powders were used as source materials of W, and copper nitrate was added and hydrogen-reduced to finally ...
Ji Won Choi   +4 more
doaj   +1 more source

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