Resonance Raman spectrum of doped epitaxial graphene at the Lifshitz transition
Observation of large electron and phonon renormalizations in heavily doped graphene (up to the saddle point singularity) by ARPES and ultra-high vaccum Raman spectroscopy.
Unusual Fano lineshape due to the interference of vibrational and electronic Raman scattering.
Nano Lett. (2018)