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Gadolinium Doped Ceria (20% Gd) - Tape Cast Grade Powder

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Gadolinium Doped Ceria (20% Gd) - Tape Cast Grade Powder

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Gadolinium Doped Ceria (20% Gd) - Tape Cast Grade Powder Specification

Hardness
N/A (Powder material)

Strength
N/A (Powder material)

Purity
>99.9%

Product Type
Tape Cast Grade Powder

Material
Gadolinium Doped Ceria (Ce.Gd.O)

Alloy
No

Shape
Fine Powder

Moisture
<0.5%

Chemical Composition
CeO: ~80%, GdO: ~20% (mole%)

Application
Solid oxide fuel cells (SOFC), Electrolytes, Catalysts, Membrane fabrication, Oxygen sensors

Dimension (L*W*H)
N/A (Powder form)

Color
Light Yellow / Pale Yellow

Solubility
Insoluble in water

Storage Condition
Store in dry, cool place

Specific Surface Area (BET)
713 m/g

Molecular Formula
Ce.Gd.O

Typical Sintering Temperature
13001500C

CAS Number
211619-34-2

Synonyms
GDC, Cerium Gadolinium Oxide Powder

Particle Size (D50)
0.40.8 m

Packing
Double sealed high-density polyethylene bottles under vacuum

Loss On Ignition (LOI)
<1.5%

Phase Purity
Single phase, fluorite structure

Gadolinium Doped Ceria (20% Gd) - Tape Cast Grade Powder Trade Information

Payment Terms
Paypal

Delivery Time
15 Days

Main Export Market(s)
Asia

Main Domestic Market
All India

About Gadolinium Doped Ceria (20% Gd) - Tape Cast Grade Powder

GadoliniumDoped Ceria (20% Gd) - Tape Cast Grade Powder

ProductCode: 6211664

GadoliniumDoped Ceria (20% Gd) Powder is one of the most popular, and has the lowest surface area specification of the GDC20 powders. It is well suited for use in tape casting, ink manufacturing, pellet pressing and other non-aqueous manufacturing processes.

Technical Specifications:

Formulation: Gd_0.20Ce_0.80O_1.95
Surface Area: 5 - 8 m/g
Particle Size (D₅₀): 0.1 - 0.4 microns (um)

Exceptional Phase Purity and Microstructure

Our Gadolinium Doped Ceria powder is engineered to a single-phase fluorite structure, which ensures uniform distribution and reliable electrical properties. The controlled submicron particle size and high specific surface area enhance densification and ionic conductivity, vital for applications in solid oxide fuel cells and advanced catalysis.

Secure Packaging and Storage Assurance

To preserve material integrity, the powder is double-sealed in high-density polyethylene bottles under vacuum. This packaging, paired with recommended storage in a dry, cool environment, minimizes contamination and degradation, ensuring that the GDC powder remains of the highest purity for demanding industrial or research applications.

Tailored Applications and Versatility

GDC (20% Gd) powder is widely employed in SOFC electrolytes, membrane fabrications, and oxygen sensors due to its superior ionic conductivity and phase stability. Its insolubility in water allows for use in various ambient and process conditions. The product is suitable for distributors, manufacturers, and researchers seeking advanced ceramic materials in the United States.

FAQ's of Gadolinium Doped Ceria (20% Gd) - Tape Cast Grade Powder:

Q: How should Gadolinium Doped Ceria (20% Gd) powder be handled and stored for optimal performance?

A: Store the powder in a dry, cool place, ensuring the container remains tightly sealed to prevent moisture uptake. It is packaged under vacuum in double-sealed high-density polyethylene bottles, offering robust protection during shipping and storage.

Q: What primary benefits does GDC (20% Gd) powder offer in solid oxide fuel cells (SOFC) applications?

A: GDC powder provides excellent phase stability, high ionic conductivity, and uniform microstructure, which are critical for efficient electrolyte performance and durability in SOFC devices.

Q: When is the ideal stage to use this powder in the fabrication process of SOFCs or membranes?

A: The powder is best utilized during the tape casting or compaction stage for forming dense electrolyte layers before sintering at typical temperatures between 1300-1500C, ensuring optimal densification and stability.

Q: Where is Gadolinium Doped Ceria (20% Gd) most commonly applied besides SOFCs?

A: Beyond SOFCs, GDC is widely used in catalysts, oxygen sensors, and membrane fabrication, thanks to its superior oxygen ion conductivity and stable chemical composition.

Q: What processes ensure the phase purity and fine particle size of this GDC powder?

A: Stringent synthesis and processing methods are employed to achieve a single-phase fluorite structure and a consistent particle size (D50: 0.4-0.8 m), followed by effective vacuum packaging and thorough quality control for every batch.

Q: How is the chemical composition of the powder regulated to ensure consistent performance?

A: The powder consists of approximately 80 mole% CeO2 and 20 mole% Gd2O3, with purity >99.9%. Regular analytical testing is conducted to verify elemental ratios and phase purity, safeguarding consistent physical and electrical behavior in all applications.

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