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cond-mat.mes-hall2008★ 291 cited
Phonon renormalisation in doped bilayer graphene
A. Das, B. Chakraborty, S. Piscanec +3
We report phonon renormalisation in bilayer graphene as a function of doping. The Raman G peak stiffens and sharpens for both electron and hole doping, as a result of the non-adiab…
cond-mat.mes-hall2006★ 1.4k cited
Born-Oppenheimer Breakdown in Graphene
Simone Pisana, Michele Lazzeri, Cinzia Casiraghi +4
The Born-Oppenheimer approximation (BO) has proven effective for the accurate determination of chemical reactions, molecular dynamics and phonon frequencies in a wide range of meta…