Valley-contrasting optics of interlayer excitons in Mo- and W-based bulk transition metal dichalcogenides

Arora A, Deilmann T, Marauhn P, Drüppel M, Schneider R, Molas M R , Vaclavkova D, Michaelis de Vasconcellos S, Rohlfing M, Potemski M, and Bratschitsch R