Abstract

A broad superconducting transition with an onset near 30 K is observed for La-Ba-Cu oxides in the measurement of magnetic susceptibility. The superconductivity is of bulk nature and reproducible after several heat cycles.

Keywords

SuperconductivityCondensed matter physicsMagnetic susceptibilityMaterials scienceTransition temperatureSpecific heatSuperconducting transition temperaturePhysics

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Bulk superconductivity at 36 K in<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msub><mml:mrow><mml:mi mathvariant="normal">La</mml:mi></mml:mrow><mml:mrow><mml:mn>1.8</mml:mn></mml:mrow></mml:msub></mml:mrow></mml:math><mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msub><mml:mrow><mml:mi mathvariant="normal">Sr</mml:mi></mml:mrow><mml:mrow><mml:mn>0.2</mml:mn></mml:mrow></mml:msub></mml:mrow></mml:math><mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msub><mml:mrow><mml:mi mathvariant="normal">CuO</mml:mi></mml:mrow><mml:mrow><mml:mn>4</mml:mn></mml:mrow></mml:msub></mml:mrow></mml:math>

R. J. Cava , R. B. van Dover , B. Batlogg +1 more

We report the results of resistivity and magnetic susceptibility measurements in ${\mathrm{La}}_{2\mathrm{\ensuremath{-}}\mathrm{x}}$${\mathrm{Sr}}_{\mathrm{x}}$${\mathrm{CuO}}_...

1987 Physical Review Letters 1033 citations

Publication Info

Year
1987
Type
article
Volume
26
Issue
1A
Pages
L1-L1
Citations
490
Access
Closed

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Cite This

Shin‐ichi Uchida, H. Takagi, K. Kitazawa et al. (1987). High T<sub>c</sub>Superconductivity of La-Ba-Cu Oxides. Japanese Journal of Applied Physics , 26 (1A) , L1-L1. https://doi.org/10.1143/jjap.26.l1

Identifiers

DOI
10.1143/jjap.26.l1