Table 2.

Extracted PL peak energies for observed excitonic features.

MoSe${}_2$/Mo${}_{0.5}$W${}_{0.5}$Se${}_2$			WSe${}_2$/Mo${}_{0.5}$W${}_{0.5}$Se${}_2$
T [K]	10 K	RT	T [K]	10 K	RT
Peak	${\mathit{E}}_{\mathrm{PL}}$ [eV]		Peak	${\mathit{E}}_{\mathrm{PL}}$ [eV]
${\mathrm{X}}_{{\mathrm{MoSe}}_2}^{\mathrm{o}}$	1.614	1.577	${\mathrm{X}}_{{\mathrm{WSe}}_2}^{\mathrm{o}}$	1.721	1.649
${\mathrm{X}}_{{\mathrm{MoSe}}_2}^{\mathrm{T}}$	1.597	1.555	${\mathrm{X}}_{{\mathrm{WSe}}_2}^{\mathrm{T}}$	1.700	1.620
${\mathrm{X}}_{{\mathrm{Mo}}_{0.5}{\mathrm{W}}_{0.5}{\mathrm{Se}}_2}^{\mathrm{o}}$	1.604	1.536	${\mathrm{X}}_{{\mathrm{Mo}}_{0.5}{\mathrm{W}}_{0.5}{\mathrm{Se}}_2}^{\mathrm{o}}$	1.637	1.570
${\mathrm{X}}_{{\mathrm{Mo}}_{0.5}{\mathrm{W}}_{0.5}{\mathrm{Se}}_2}^{\mathrm{T}}$	1.579	1.515	${\mathrm{X}}_{{\mathrm{Mo}}_{0.5}{\mathrm{W}}_{0.5}{\mathrm{Se}}_2}^{\mathrm{T}}$	1.619	1.529
-	-	-	${\mathrm{X}}^{\mathrm{L}1}$	1.680	-
-	-	-	${\mathrm{X}}^{\mathrm{D}}$	1.649	-
-	-	-	${\mathrm{X}}^{\mathrm{L}2}$	1.598	-
-	-	-	${\mathrm{X}}^{\mathrm{L}3}$	1.579	-
ILX	1.516	-	ILX	1.490	1.427