Characterization of vertical Au/
β
-Ga
2
O
3
single-crystal Schottky photodiodes with MBE-grown high-resistivity epitaxial layer
Liu X Z
1, †,
, Yue C
1
, Xia C T
2, ‡,
, Zhang W L
1
Plot of d
V
/d ln(
I
) versus
I
of the Schottky diode. The insertion shows the linearly fitting result.