Infrared spectra of solid indene pure and in water ice. Implications for observed IR absorptions in TMC-1

Belén Maté, Isabel Tanarro, Vicente Timón +2

Experimental and theoretical infrared spectra, between 4000-500 cm${}^{-1}$ (2.5-20 microns), and infrared band strengths of two solid phases of indene, amorphous and crystalline, ar…