Thermal conductivity of (Sm1-xLax)2Zr2O7 (x=0, 0.25, 0.5, 0.75 and 1) oxides for advanced thermal barrier coatings

Journal of Rare Earths

Volumn 27, Issue 2, 2009, Pages 222-226

  ZHANG, Hongsong ^a   SUN, Kun ^b   XU, Qiang ^c   WANG, Fuchi ^c   LIU, Ling ^c  

^a HENAN INSTITUTE OF ENGINEERING   (China)

^b CHUXIONG NORMAL UNIVERSITY   (China)

^c BEIJING INSTITUTE OF TECHNOLOGY   (China)

Author keywords

doping; pyrochlore oxides; rare earths; thermal barrier coatings; thermal conductivity

Indexed keywords

CARBON FIBER REINFORCED PLASTICS; CERAMIC MATERIALS; COATINGS; DOPING (ADDITIVES); FOURIER TRANSFORM INFRARED SPECTROSCOPY; GRAIN BOUNDARIES; HIGH TEMPERATURE APPLICATIONS; LANTHANUM; LUTETIUM; MELTING POINT; MICROSTRUCTURE; OXIDES; RARE EARTHS; SPECTROSCOPIC ANALYSIS; THERMAL CONDUCTIVITY; THERMAL EXPANSION; THERMOANALYSIS; THERMOELECTRICITY; X RAY DIFFRACTION; X RAY DIFFRACTION ANALYSIS; ZIRCONIUM;

CANDIDATE MATERIALS; DOPING; HIGH MELTING POINTS; HIGH TEMPERATURES; HIGH THERMALS; LASER-FLASH METHODS; LOW THERMAL CONDUCTIVITIES; PYROCHLORE OXIDES; PYROCHLORE STRUCTURES; PYROCHLORES; SEM; SOLID REACTIONS; X-RAY DIFFRACTOMETERS; XRD;

THERMAL BARRIER COATINGS;

EID: 65449149539     PISSN: 10020721     EISSN: None     Source Type: Journal    
DOI: 10.1016/S1002-0721(08)60223-9     Document Type: Article

References (17)

1. Racek O., and Berndt C.C. Mechanical property variations within thermal barrier coatings. Surf. Coat. Technol. 202 (2007) 362
2. Padture N.P., Maurice G., and Jordan E.H. Thermal barrier coatings for gasturbine engine applications. Science 4 12 (2002) 280
3. Cao X., Vassen R., and Stoever D. Ceramics materials for thermal barrier coatings. J. Eur. Ceram. Soc. 24 (2004) 1
4. Beele W., Marijnissen G., and lieshout A.V. The evolution of thermal barrier coatings-status and upcoming solutions for today's key issues. Surf. Coat. Technol. 120-121 (1999) 61
5. Clarke D.R. Materials selection guidelines for low thermal conductivity thermal barrier coatings. Surf. Coat. Technol. 163-167 (2003) 67
6. 3. J. Alloys Compd. 381 (2004) 29
7. 3 compounds from microscopy theory. J. Alloys Compd. 456 (2008) 508
8. 7 ceramic for thermal barrier coatings. Mater. Lett. 59 (2005) 2804
9. Pan W., Xu Q., Wang J., Qi L., Miao H., Mori K., and Torigoe T. Novel low thermal conductivity ceramic materials for thermal barrier coatings. Key Eng. Mater. 280-283 (2005) 1497
10. 7 forming mechanism by X-ray diffraction. Journal of Rare Metal Materials and Engineering 8 36 (2007) 533 (in Chin.)
11. Lehmann H., Pizter D., Prach G., Vassen R., and Stover D. Thermal conductivity and thermal expansion coefficient of the lanthanum rare earth element zirconate system. J. Am. Ceram. Soc. 8 86 (2003) 1338
12. Bansal N.P., and Zhu D. Effects of doping on thermal conductivity of pyrochlore oxides for advanced thermal barrier coatings. Mater. Sci. Eng., A 459 (2007) 192
13. Leitner J., Chuchvalec P., Sedmidubsky D., Strejc A., and Abrman P. Estimation of heat capacities of solid mixed oxides. Thermochimica Acta. 395 (2003) 27
14. Spencer P.J. Estimation of thermo-dynamic data for metallurgical applications. Thermochimica Acta 314 (1998) 1
15. Subramanian M.A., Aravamudan G., and Subbarao G.V. Oxides pyrochlore-a review. Prog. Solid State Chem. 15 (1983) 55
16. 3 crystals. J. Am. Ceram. Soc. 75 8 (1992) 2297
17. 7 ceramic for thermal barrier coatings. J. Alloys Compd. 438 (2007) 217