Examining Experimental Raman Mode Behavior in Mono- and Bi-layer 2H-TaSe${}_2$ via Density Functional Theory

Sugata Chowdhury, Heather M. Hill, Albert F. Rigosi +5

Tantalum diselenide (TaSe${}_2$) is a metallic transition metal dichalcogenide whose equilibrium structure and vibrational behavior strongly depends on temperature and thickness, i…