Full text loading...
- and -axes lengths vs Mg concentration in superconductor samples of (, 0.2, 0.4, and 1.5).
Resistivity measurements vs temperature of , superconductor samples; ; ; ; . Inset: ac-susceptibility measurements of superconductor sample.
Room temperature resistivity and zero resistivity critical temp-erature vs Mg contents of superconductor samples of (, 0.5, 1.0, and 1.5).
I–V characteristics of superconductor samples (at 77 K and ); ; .
Softening of the apical oxygen modes with the increase of the magnesium contents observed by FTIR absorption measurements.
Article metrics loading...