Picocavity-Enhanced Raman Spectroscopy of Physisorbed H${}_2$ and D${}_2$ Molecules

Akitoshi Shiotari, Shuyi Liu, George Trenins +4

We report on tip-enhanced Raman spectroscopy of H2 and D2 molecules physisorbed within a plasmonic picocavity at 10 K. The intense Raman peaks resulting from the rotational and vib…