Zobrazeno 1 - 8
of 8
pro vyhledávání: '"Bradley T. Richards"'
Autor:
Jeroen A. Deijkers, Elizabeth J. Opila, Haydn N. G. Wadley, Patrick E. Hopkins, David H. Olson, John T. Gaskins, Kathleen F. Quiambao-Tomko, Bradley T. Richards
Publikováno v:
Materials Today Physics. 17:100304
Environmental barrier coating (EBC) systems are applied to the surface of silicon-based composites exposed to high temperature combustion gas flow paths in gas turbine engines. They reduce the rate of composite oxidation, its volatilization by reacti
Autor:
Bradley T. Richards, Kelly A. Young, Stephen Sehr, Foucault de Francqueville, Haydn N. G. Wadley, Matthew R. Begley
Publikováno v:
Acta Materialia. 106:1-14
A preliminary study of a promising bi-layer environmental barrier coating (EBC) designed to reduce the susceptibility of SiC composites to hot water vapor erosion is reported. The EBC system consisted of a silicon bond coat and a pore-free ytterbium
Publikováno v:
Surface and Coatings Technology. 288:151-162
The reactions between molten calcium aluminum magnesium silicates (CMAS) at 1300 °C and atmospheric plasma spray (APS) deposited environmental barrier coatings on SiC substrates have been investigated. The tri-layer coatings comprised a silicon bond
Autor:
Stephen Sehr, Foucault de Franqueville, Haydn N. G. Wadley, Bradley T. Richards, Matthew R. Begley
Publikováno v:
Acta Materialia. 103:448-460
A recently optimized air plasma spray process has been used to deposit a model tri-layer Yb2SiO5/Al6Si2O13/Si environmental barrier coating (EBC) system on α-SiC substrates using low power deposition parameters to reduce silicon losses, improve inte
Publikováno v:
Journal of Materials Science. 50:7939-7957
Environmental barrier coatings (EBCs) are needed to protect SiC structures exposed to high temperatures in water vapor-rich environments. Recent studies of a tri-layer EBC system consisting of a silicon layer attached to the SiC, a mullite diffusion
Publikováno v:
Journal of the American Ceramic Society. 98:4066-4075
An air plasma spray process has been used to apply a model tri-layer Yb2SiO5/Al6Si2O13/Si environmental barrier coating system on SiC test coupons. Significant differences in the thermal expansion of the component layers resulted in periodically spac
Publikováno v:
Journal of the European Ceramic Society. 34:3069-3083
An air plasma spray process has been used to deposit tri-layer environmental barrier coatings consisting of a silicon bond coat, a mullite inter-diffusion barrier, and a Yb 2 SiO 5 top coat on SiC substrates. Solidified droplets in as-deposited Yb 2
Publikováno v:
Developments in Strategic Ceramic Materials
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::195db12ab3aae556ca29f730f1c398ac
https://doi.org/10.1002/9781119211747.ch18
https://doi.org/10.1002/9781119211747.ch18