Researchers have imaged atomic collapse in Ca dimers placed on CVD graphene/BN stack using STM. This became possible because charge carriers in graphene behave as massless relativistic particles.
http://www.sciencemag.org/content/early/2013/03/06/science.1234320.full
http://www.sciencemag.org/content/early/2013/03/06/science.1234320.full
No comments:
Post a Comment