Enhancement of superconducting transition temperature in electrochemically etched FeSe/LaAlO${}_3$ films

Naoki Shikama, Yuki Sakishita, Fuyuki Nabeshima +3

In this study, we investigated the gate voltage dependence of $T_{\mathrm{c}}$ in electrochemically etched FeSe films with an electric-double layer transistor structure. The $T_{\ma…