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cond-mat.mes-hall2018
Vacancies in Graphene : Dirac Physics and Fractional Vacuum Charges
Omrie Ovdat, Yaroslav Don, Eric Akkermans
The study of vacancies in graphene is a topic of growing interest. A single vacancy induces a localized stable charge of order unity interacting with other charges of the conductor…
hep-th2018
On the landscape of scale invariance in quantum mechanics
Daniel K. Brattan, Omrie Ovdat, Eric Akkermans
We consider the most general scale invariant radial Hamiltonian allowing for anisotropic scaling between space and time. We formulate a renormalisation group analysis of this syste…