Results 1 to 10 of about 5,593,365 (239)

Water vapor and CMAS corrosion tests of Y2SiO5/Si thermal and environmental barrier coating [PDF]

open access: yesHeliyon, 2022
Thermal and environmental barrier coatings (TEBCs), an up-to-date concept, are introduced to protect silicon-based ceramic matrix composites (CMCs) from not only high-temperature water vapor but also alkali salts from volcanic ash and dust suspended in ...
Qi Zhang   +5 more
doaj   +2 more sources

Research progress in rare earth silicate environmental barrier coatings

open access: yesCailiao gongcheng, 2023
Ceramic matrix composites are desirable materials for the hot end components of high performance generation aeroengines due to their high temperature resistance, low density and excellent high temperature mechanical properties.
ZHOU Bangyang   +5 more
doaj   +1 more source

Columnar structure deposition regulation and surface modification of PS-PVD thermal barrier coatings

open access: yesCailiao gongcheng, 2023
Plasma spray-physical vapor deposition(PS-PVD) technology which has many characteristics of the multi-structure regulation, provides the possibility for the preparation of thermal barrier coatings with high thermal insulation and long life.
YAO Mengchen   +3 more
doaj   +1 more source

Effect of heat treatment on properties of plasma-sprayed BSAS environmental barrier coating

open access: yesCailiao gongcheng, 2023
Using BSAS powder prepared by solid-state sintering method, Si/Mullite+BSAS/BSAS three-layer environmental barrier coatings were fabricated on SiC substrate by atmospheric plasma spraying process.
CUI Yongjing   +5 more
doaj   +1 more source

In situ characterization of high-temperature mechanical behaviors of freestanding Si, BSAS and Yb2SiO5 environmental barrier coatings by three-point bending tests based on digital image correlation

open access: yesResults in Surfaces and Interfaces, 2023
The high-temperature mechanical properties and failure mechanisms of Si, BSAS and Yb2SiO5 ceramic materials are important for environmental barrier coatings.
Xizhi Fan   +5 more
doaj   +1 more source

Mechanism of vertical crack formation in Yb2SiO5 coatings deposited via plasma spray-physical vapor deposition

open access: yesJournal of Materiomics, 2020
Plasma spray-physical vapor deposition (i.e., PS-PVD) is a promising method for obtaining advanced environmental barrier coatings (EBCs). The EBCs must meet some requirements in the application, in which the thermal cycle performance affects the service ...
Xiaofeng Zhang   +12 more
doaj   +1 more source

Sustainable Coating Paperboard Packaging Material Based on Chitosan, Palmitic Acid, and Activated Carbon: Water Vapor and Fat Barrier Performance

open access: yesFoods, 2022
Synthetic polymer coatings impact the biodegradable behavior of cellulosic packaging material. The environmental consequences of food packaging disposal have increased consumer concern.
Jackson Wesley Silva dos Santos   +5 more
doaj   +1 more source

Green Anticorrosion Coating with Low VOCs Emission using Moringa Oleifera Leaves Extract [PDF]

open access: yesMechanics of Advanced Composite Structures, 2022
Air pollution is an increasing prevalence of environmental diseases. Previously, hazardous air pollutants (HAPs) on the ozone layer, which primarily constitute volatile organic compounds (VOCs), have become a major public concern.
Ikhmal W.M.K.W.M.   +5 more
doaj   +1 more source

Self-repairing and anti-fouling performance of anticorrosive coating in marine environment

open access: yesPolymer Testing, 2023
Microcrack damage repair and microbial contamination prevention are two major challenges for anti-corrosion coatings on the surfaces of underwater installations.
Xiao Wu   +5 more
doaj   +1 more source

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