发明名称 |
Ceramic-ceramic nanocomposite electrolyte |
摘要 |
A ceramic-ceramic nanocomposite electrolyte having enhanced conductivity is provided. The nancomposite electrolyte is formed from chemically stabilized zirconia such as yttria stabilized zirconia or scandia stabilized zirconia and a heterogeneous ceramic dopant material such as Al<SUB>2</SUB>O<SUB>3</SUB>, TiO<SUB>2</SUB>, MgO, BN, or Si<SUB>3</SUB>N<SUB>4 </SUB>The nanocomposite electrolyte is formed by doping the chemically stabilized zirconia with the ceramic dopant material and pressing and sintering the composite. The resulting electrolyte has a bulk conductivity of from about 0.10 to about 0.50 S/cm at about 600° C. to about 900° C. and may be incorporated into a solid oxide fuel cell.
|
申请公布号 |
US2005214616(A1) |
申请公布日期 |
2005.09.29 |
申请号 |
US20040016253 |
申请日期 |
2004.12.17 |
申请人 |
KUMAR BINOD;CHEN CHRISTINA H |
发明人 |
KUMAR BINOD;CHEN CHRISTINA H. |
分类号 |
C04B35/48;C04B35/488;C04B35/49;C04B35/50;C04B35/51;H01M6/04;H01M6/18;H01M8/10;H01M8/12;(IPC1-7):H01M8/10 |
主分类号 |
C04B35/48 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|