Figure 5
From: Temperature-dependent optical and vibrational properties of PtSe2 thin films

The plot of (α·E)1/2 vs. photon energy enables the extraction of indirect band gap of (a) bilayer and (b) multilayer PtSe2 thin films at 300 K.
From: Temperature-dependent optical and vibrational properties of PtSe2 thin films

The plot of (α·E)1/2 vs. photon energy enables the extraction of indirect band gap of (a) bilayer and (b) multilayer PtSe2 thin films at 300 K.