Appendix III List of Acronyms

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List of Acronyms

III-1

Appendix III

APS Air Plasma Spray

Cf Coefficient of Friction

CVD Chemical Vapour Deposition

D Deposition DS Double Side

Dy2O3 Dysprosia or Dysprosium oxide

EB Electron Beam

EB-PVD Electron Beam Physical Vapour Deposition

EDS Energy Dispersive Spectroscopy

ESEM Environmental Scanning Electron Microscopy

FOD Foreign Object Damage

FSZ Fully Stabilized Zirconia

Gd2O3 Gadolinia or Gadolinium oxide

HPT High Pressure Turbine

IPT Intermediate Pressure Turbine

LPPS Low Pressure Plasma Spray

LPT Low Pressure Turbine

nYSZ Yttria Stabilized Zirconia (with n as Yttria content in weight percentage)

PC96 Alumina polycrystal (purity 96%)

PC99 Alumina polycrystal (purity 99.5%)

PSZ Partially Stabilized Zirconia

Ra Roughness average

RE Rare Earth

REO Rare Earth Oxide

SS Single Side

SX Alumina single crystal (purity 99.99%) t’ metastable tetragonal phase

TBCs Thermal Barrier Coatings

TEM Transmission Electron Microscopy

TET Turbine Entry Temperature

TGO Thermally Grown Oxide

XRD X-ray Diffraction (XRD)

XRF X-ray Fluorescence Spectroscopy

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List of Acronyms

III-2

Y-FSZ Yttria Fully Stabilized Zirconia

Y-PSZ Yttria Partially Stabilized Zirconia