Ceria, gadolinium-doped (CGO91) Powder

Alternative and trade names
CGO, GDC, GDC10, Ceria-Gadolinium oxide, Gadolinium doped Ceria
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Description

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).

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

Properties

General

PropertyValueTemperatureComment

Bulk density

7.21 g/cm³

Show Supplier Material materials with Bulk density of 7.21 g/cm³ at 23.0 °C

23.0 °C

Particle size

40 - 100 nm

Show Supplier Material materials with Particle size of 40 - 100 nm

BET

Specific surface area

8 - 20 m²/g

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BET

Technological properties

Property
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

Ce0.9Gd0.1O2-δ

Color

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.