Ceria, gadolinium-doped (CGO82) Powder

Alternative and trade names
GDC82, GDC82, CGO20, gadolinium doped cerium oxide, gadolinium substituted cerate
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CGO82 is supplied as fine, pale yellow submicron powder with a chemical purity > 99% (Phase pure by XRD) and a primary particle size of 30-100nm (BET).

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.

Ashby charts




Bulk density

23.0 °C

7.21 g/cm³

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Particle size

30 - 100 nm

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Specific surface area

10 - 25 m²/g

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Technological properties

Application areas

ceramic membranes, barrier layer SOFC, SOFC, solid oxide fuel cell, oxygen separation membranes, solid electrolyte, electronic conductor, membrane reactor, oxygen ionic transport membrane, dual-phase membrane, hydrogen separation membrane, cathode SOFC, protective layer SOFC, oxygen sensor

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.