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主要文件

572357

Sigma-Aldrich

钆掺杂的氧化铈(IV)

greener alternative

nanopowder, contains 20 mol % gadolinium as dopant

别名:

Gadolinium doped ceria

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25 G
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25 G
¥3,042.76

About This Item

经验公式(希尔记法):
CeO2
分子量:
172.11
MDL编号:
UNSPSC代码:
26111700
PubChem化学物质编号:
NACRES:
NA.23

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表单

nanopowder

质量水平

包含

20 mol % gadolinium as dopant

组成

Ce0.8Gd0.2O2

反应适用性

reagent type: catalyst
core: cerium

环保替代产品特性

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sustainability

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表面积

>100 m2/g

粒径

<100 nm

环保替代产品分类

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此商品
572330734624544841
氧化铈 IV nanopowder, &lt;25&#160;nm particle size (BET)

544841

氧化铈 IV

form

nanopowder

form

nanopowder

form

powder

form

nanopowder

contains

20 mol % gadolinium as dopant

contains

10 mol % gadolinium as dopant

contains

20 mol % samarium as dopant

contains

-

composition

Ce0.8Gd0.2O2

composition

Ce0.9Gd0.1O2

composition

Sm0.2Ce0.8O1.9

composition

-

reaction suitability

reagent type: catalyst
core: cerium

reaction suitability

reagent type: catalyst
core: cerium

reaction suitability

-

reaction suitability

reagent type: catalyst
core: cerium

greener alternative product characteristics

Design for Energy Efficiency
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greener alternative product characteristics

Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

greener alternative product characteristics

Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

greener alternative product characteristics

-

一般描述

Cerium(IV) oxide-gadolinium doped nanopowder (20 mol% gadolinium doped) is an electrolytic material with a high oxygen-ion conductivity, which operates at low temperatures. It can be prepared by a variety of methods such as sol-gel, wet chemical process, co-precipitation, hydrothermal and other combustion routes.[1][2]
Gadolinium doped ceria may be prepared by cation complexation sol gel technique. XRD, specific surface area, morphology has been described in a study.[2] Higher oxygen ion conductivity of GDC over zirconia based materials makes it a preferable choice for some components of SOFCs.[3]
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应用

Gadolinium doped ceria (GDC) may be used as an intermediate temperature electrolyte for solid oxide fuel cells (SOFCs) at elevated temperatures.[4][2]

包装

Packaged in glass bottles

储存分类代码

11 - Combustible Solids

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)

  • 技术规格说明书

  • 历史批次信息供参考:

    分析证书(COA)

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    访问文档库

    Synthesis and properties of Gadolinium-doped ceria solid solutions for IT-SOFC electrolytes
    Fuentes RO and Baker RT
    International Journal of Hydrogen Energy, 33(13), 3480-3484 (2008)
    Thermal expansion of Gd-doped ceria and reduced ceria.
    Hayashi H, et al.
    Solid State Ionics, 132(3), 227-233 (2000)
    Chemically-induced stresses in gadolinium-doped ceria solid oxide fuel cell electrolytes
    Atkinson A, et al.
    Solid State Ionics, 95(3-4), 249-258 null

    商品

    As with all types of fuel cells, a Solid Oxide Fuel Cell (SOFC) is capable of efficiently transforming chemical energy into electrical energy.

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