Results 91 to 100 of about 11,364 (217)

Agglomerate-free BaTiO3 particles by salt-assisted spray pyrolysis [PDF]

open access: yes, 2017
Optimum conditions for the synthesis of nonagglomerated BaTiO3 particles by salt-assisted spray pyrolysis (SASP) were investigated. The effect of particle residence time in the reactor and salt concentration on the crystallinity and surface morphology of
Itoh, Yoshifumi   +3 more
core  

In Situ Surface Reconstruction and Carbon Encapsulation for High‐Performance Pt‐Lean Catalysts beyond Conventional Core–Shell Designs

open access: yesSmall, EarlyView.
A one‐step in situ fabrication produces Pt‐segregated nanoparticles encapsulated in porous carbon shells. This design drastically reduces Pt content while maintaining high oxygen reduction reaction activity and long‐term durability. The catalyst meets DOE targets even at ultralow Pt loading, presenting a practical pathway toward cost‐effective, high ...
Jiho Min   +11 more
wiley   +1 more source

Synthesis and Application of Carbon–Iron Oxide Microspheres’ Black Pigments in Electrophoretic Displays

open access: yesNanoscale Research Letters, 2010
Carbon–iron oxide microspheres’ black pigments (CIOMBs) had been prepared via ultrasonic spray pyrolysis of aqueous solutions containing ferrous chloride and glucose.
Meng Xianwei   +5 more
doaj   +1 more source

Development of a solution spraying system for the synthesis of thin-film structures by the spray-pyrolysis method

open access: yesИзвестия высших учебных заведений. Поволжский регион:Технические науки, 2022
Background. At the present stage of science and technology, one of the leading directions is the development of technological processes for the manufacture of nano- and microelectronic devices.
T.O. Zinchenko   +5 more
doaj   +1 more source

Gallium Nitride‐Based Electrode Materials for Supercapacitors: From Wide Band Semiconductor to Energy Storage Platform

open access: yesSmall, EarlyView.
This review focuses on capability of Gallium Nitride (GaN)‐based supercapacitors, bordering the advancement from porous architecture to novel hybrid nanostructures. It systematically investigates synthesis approaches and charge storage mechanisms that generate remarkable energy densities and competent cyclic stability.
Farasat Haider   +7 more
wiley   +1 more source

Effect of Carbon Modification on the Electrical, Structural, and Optical Properties of TiO2 Electrodes and Their Performance in Labscale Dye-Sensitized Solar Cells

open access: yesInternational Journal of Photoenergy, 2012
Carbon-modified titanium dioxide nanoparticles (C:TiO2 NPs) have been synthesized by ultrasonic nebulizer spray pyrolysis (USP) and pneumatic spray pyrolysis (PSP) techniques.
R. Taziwa   +5 more
doaj   +1 more source

Suppression Characteristics and Mechanism of MCA@ADP‐MMT Composite Powder on Aluminum Powder Explosion

open access: yesSafety Science and Technology, EarlyView.
MCA@ADP‐MMT can effectively slow down the combustion of Al powder and suppress the occurrence of explosion through the synergistic effect of multiple suppression mechanisms including dilution, quenching, and barrier. ABSTRACT The advancement of precision machining technology has heightened safety concerns regarding aluminum (Al) powder explosions in Al
Haiyan Chen   +5 more
wiley   +1 more source

Leveraging Carbon Quantum Dots to Achieve UN Sustainable Development Goals in the Face of Climate Change

open access: yesClimate Resilience and Sustainability, Volume 5, Issue 1, June 2026.
Carbon quantum dots (CQDs) play a significant role in supporting the UN SDGs by promoting the sustainable management of energy, healthcare, remediation, and agriculture in a multidisciplinary manner. It focuses on reducing waste, toxicity, and energy use while utilizing renewable resources.
Manish Kumar Sah   +6 more
wiley   +1 more source

Preparation and photocatalytic properties of Cu2ZnSnS4 for H2 production

open access: yesMaterials Research Express, 2020
Cu _2 ZnSnS _4 (CZTS) thin film photocatalytic water splitting for hydrogen production under visible light irradiation has been reported together with CZTS nanoparticles prepared by ultrasonic spray pyrolysis and hydrothermal method, respectively.
Jiansheng Wang   +3 more
doaj   +1 more source

Comparison of deposition methods of ZnO thin film on flexible substrate [PDF]

open access: yes, 2017
This paper reports the effect of the different deposition methods towards the ZnO nanostructure crystal quality and film thickness on the polyimide substrate.
Ahmad, M. K.   +3 more
core  

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