Synthesis of BiPbSrCaCuO superconductor
Patent
·
OSTI ID:869224
- Los Alamos, NM
- Espanola, NM
A process and a precursor composition for preparing a lead-doped bismuth-strontium-calcium-copper oxide superconductor of the formula Bi.sub.a Pb.sub.b Sr.sub.c Ca.sub.d Cu.sub.e O.sub.f wherein a is from about 1.7 to about 1.9, b is from about 0.3 to about 0.45, c is from about 1.6 to about 2.2, d is from about 1.6 to about 2.2, e is from about 2.97 to about 3.2 and f is 10.+-.z by reacting a mixture of Bi.sub.4 Sr.sub.3 Ca.sub.3 Cu.sub.4 O.sub.16.+-.z, an alkaline earth metal cuprate, e.g., Sr.sub.9 Ca.sub.5 Cu.sub.24 O.sub.41, and an alkaline earth metal plumbate, e.g., Ca.sub.2-x Sr.sub.x PbO.sub.4 wherein x is about 0.5, is disclosed.
- Research Organization:
- Los Alamos National Laboratory (LANL), Los Alamos, NM (United States)
- DOE Contract Number:
- W-7405-ENG-36
- Assignee:
- United States of America as represented by United States (Washington, DC)
- Patent Number(s):
- US 5300486
- OSTI ID:
- 869224
- Country of Publication:
- United States
- Language:
- English
Two‐dimensional superstructure in the (001) plane of Bi 2 [Ca,Sr] 3 Cu 2 O 8+δ thin films
|
journal | August 1988 |
Formation of (Ca 1− x Sr x ) 2 PbO 4 in Bi(Pb)‐Sr‐Ca‐Cu‐O system: Correlation with the formation of the 2223 high‐ T c phase
|
journal | September 1990 |
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Related Subjects
synthesis
bipbsrcacuo
superconductor
process
precursor
composition
preparing
lead-doped
bismuth-strontium-calcium-copper
oxide
formula
pb
sr
cu
45
97
10
z
reacting
mixture
16
alkaline
earth
metal
cuprate
24
41
plumbate
2-x
pbo
disclosed
copper oxide
alkaline earth
earth metal
oxide superconductor
/505/423/
bipbsrcacuo
superconductor
process
precursor
composition
preparing
lead-doped
bismuth-strontium-calcium-copper
oxide
formula
pb
sr
cu
45
97
10
z
reacting
mixture
16
alkaline
earth
metal
cuprate
24
41
plumbate
2-x
pbo
disclosed
copper oxide
alkaline earth
earth metal
oxide superconductor
/505/423/