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Ceria, gadolinium-doped (CGO91) Powder

Alternative and trade names
CGO, GDC, GDC10, Ceria-Gadolinium oxide, Gadolinium doped Ceria
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CGO91 is supplied as fine, white submicron powder with a chemical purity > 99% (Phase pure by XRD) and a primary particle size of 40-100nm (BET).



Bulk density


7.21 g/cm³ at 20 °C

Particle size


40 - 100 nm


Specific surface area


8 - 20 m²/g


Technological properties

Chemical composition



Fine, pale yellow powder

Crystal structure

Crystal structure at 25°C: Cubic flourite, Fm-3m

Processing history

CerPoTech applies spray pyrolysis, a soft chemistry technique with a great potential, to produce high quality, multi-component ceramic oxide powders. With this aqueous-based environmentally friendly technology, CerPoTech is able to offer fine complex ceramic oxide powders of tailored compositions with high phase purity, high chemical purity, very high homogeneity, narrow particle distribution, offering excellent properties for further processing at competetive prices.

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This material data has been provided by Cerpotech.

All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.