Summary: LETTERS
PUBLISHED ONLINE: 29 NOVEMBER 2009 | DOI: 10.1038/NPHYS1463
Observation of Van Hove singularities in twisted
graphene layers
Guohong Li1
, A. Luican1
, J. M. B. Lopes dos Santos2
, A. H. Castro Neto3
, A. Reina4
, J. Kong5
and E. Y. Andrei1
*
Electronic instabilities at the crossing of the Fermi energy
with a Van Hove singularity1
in the density of states often
lead to new phases of matter such as superconductivity2,3
,
magnetism4
or density waves5
. However, in most materials

Source: Andrei, Eva Y. - Department of Physics and Astronomy, Rutgers University
Boston University, Center for Nanoscience and Nanobiotechnology

Collections: Materials Science; Physics