Table 1 Variation in the band gap and αR of systems with VIA and VIIA group dopants.

From: Defect-mediated Rashba engineering for optimizing electrical transport in thermoelectric BiTeI

System

Band gap (eV)

αR (eV Å)

BiTeI

0.35

3.71

BiTeI0.89Br0.11

0.85

1.30

BiTeI0.89F0.11

0.41

2.64

BiTeI0.89At0.11

0.32

4.05

BiSe0.11Te0.89I

0.40

3.54

BiS0.11Te0.89I

0.43

3.58

BiPo0.11Te0.89I

0.25

4.47