(1) Department of Physics, Kyoto University, Kyoto, 606-8502, Japan;(2) Department of Metal Engineering, Kinki University, Higashi-Osaka, 577-8502, Japan
Abstract:
Reentrant first-order transitions are observed in thin TiN films under the paramagnetic limitation of superconductivity when the tricritical point appears on the locus of the reentrant second-order transition.