Results 1 to 10 of about 117 (116)

Unveiling microsecond diffusion bonding phenomena enabled by air plasma spraying zirconia thermal barrier ceramics onto rare earth environmental barrier silicates [PDF]

Scientific Reports
While global propulsion and energy technology slowly progresses toward cleaner and renewable sources, gas turbine engines are still a workhorse infrastructure in these domains – for which achieving increased operating efficiency and reduced emissions is ...
Edward J. Gildersleeve V, Emine Bakan, Marcin Rasinski, Moritz Kindelmann, Ashok Vayyala, Egbert Wessel, Joachim Mayer, Robert Vaßen   +7 more
doaj   +2 more sources

A Novel Nanostructured Mullite Feedstock for Environmental Barrier Coatings via Atmosphere Plasma Spraying

Crystals, 2022
A novel strategy is proposed to design an exclusive nanostructured mullite spherical feedstock for environmental barrier coatings (EBCs) via atmosphere plasma spraying (APS).
Fei Xiao, Xue Gong, Saiyue Liu, Jin Jia, Xiaodong Zhang, Lan Wang, Mufu Yan, You Wang   +7 more
doaj   +1 more source

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

Journal 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, Chao Wang, Ruijun Ye, Chunming Deng, Xinghua Liang, Ziqian Deng, Shaopeng Niu, Jinbing Song, Guo Liu, Min Liu, Kesong Zhou, Jian Lu, Junli Feng   +12 more
doaj   +1 more source

Thermal shock behaviors and mechanisms of ytterbium silicate environmental barrier coatings modified by MoSi2

Journal of Aeronautical Materials, 2023
Rare-earth silicate environmental barrier coatings（EBCs）are important materials for the application in hot end components of new generation high thrust-to-weight ratio aero engines. However, the rare-earth silicate top layer is prone to form longitudinal
LIANG Ruihui, ZHONG Xin, HONG Du, HUANG Liping, WU Yiming, ZHAO Fangxia, NIU Yaran, ZHANG Zhenzhong, ZHENG Xuebin   +8 more
doaj   +1 more source

High Temperature Water Oxygen Corrosion Mechanism of Ytterbium Disilicate Environmental Barrier Coatings [PDF]

Cailiao Baohu
The composite components of ceramic matrix face serious water oxygen corrosion degradation in the aeroengine gas environment. The application of environmental barrier coatings on the surface of components for thermal protection is an effective measure to
HU Xiangpeng, JIANG Wenhao, LI Biao
doaj   +1 more source

Corrosion behavior and failure mechanism of SiC whisker and c-AlPO4 particle-modified novel tri-layer Yb2Si2O7/mullite/SiC coating in burner rig tests

Journal of Advanced Ceramics, 2022
The corrosion behavior of environmental barrier coatings (EBCs) directly affects the service life and stability of ceramic matrix composite (CMC) structural parts in the aero-engines. The silicon carbide (SiC) whisker toughening phase and c-AlPO4 bonding
Pengju Chen, Peng Xiao, Xian Tang, Yang Li   +3 more
doaj   +1 more source

Research Progress in Environmental Barrier Coatings of SiC Ceramic Matrix Composites

Cailiao gongcheng, 2018
SiC matrix ceramic composites (CMC-SiC) are considered as the potential primary structural materials in advanced gas turbines because of their low density, good oxidation resistance and high-temperature strength.
LIU Qiao-mu, HUANG Shun-zhou, HE Ai-jie
doaj   +1 more source

Research Process in Plasma Spray Physical Vapor Deposited Thermal Barrier Coatings

Journal of Aeronautical Materials, 2018
Plasma spray physical vapor deposition (PS-PVD) is a newly developed processing technology for advanced functional coatings and films. PS-PVD is featured with the advantages of plasma spray (PS) and physical vapor deposition (PVD) and can be used for ...
SHI Jia, WEI Liangliang, ZHANG Baopeng, GAO Lihua, GUO Hongbo, GONG Shengkai, XU Huibin   +6 more
doaj   +1 more source

Influence of average radii of RE3+ ions on phase structures and thermal expansion coefficients of high-entropy pyrosilicates

Journal of Advanced Ceramics, 2023
High-entropy pyrosilicate element selection is relatively blind, and the thermal expansion coefficient (CTE) of traditional β-type pyrosilicate is not adjustable, making it difficult to meet the requirements of various types of ceramic matrix composites (
Zeyu Chen, Chucheng Lin, Wei Zheng, Xuemei Song, Caifen Jiang, Yaran Niu, Yi Zeng   +6 more
doaj   +1 more source

Study on the Effect of CMAS Components on the Corrosion Behavior of Yb₂Si₂O₇ Environmental Barrier Coatings [PDF]

Cailiao Baohu
Environmental barrier coatings (EBCs) are expected to be applied to the hot-end components of new generation of highthrust-toweight ratio aircraft engines.Rare-earth pyrosilicates， especially Yb2 Si2 O7， have been considered excellent EBCs ...
ZHANG Le, ZHONG Xin, WANG Yongsheng, NIU Yaran, LYU Mingda
doaj   +1 more source