Table 1 Measured exciton fine structure parameters for hBN-encapsulated TMD monolayers.

Splitting between bright and dark exciton Δ (meV)

+14

−1.4

−1.5²¹

+40^12,15

+55¹²

+40⁴²

Splitting between gray and dark excitons δ (meV)

<2

<1

0.6^22,28

0.5⁴²

Bright exciton g-factor

−1.8

−4.0

−4.25⁴³

−4.0²⁹

Dark exciton g-factor

−6.5

−8.6

−9.4^22,28

—

Transverse electron g-factor

2

2

2²¹

2²⁸

—