Fig. 2From: Enhanced thermoelectric performance of SnSe by controlled vacancy populationARPES spectra and theoretical calculations. a ARPES spectra of a SnSe single crystal with a crystal growth cooling rate of 0.5 K/h taken along the Y-Γ-Y direction. b The calculated electron band structure of SnSe along the Y-Γ-Y direction. c, d ARPES spectra taken along the Γ-X (c) and S-Y (d) directionsBack to article page