200 citations · 1k across the 51 of their papers we have counts for
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math-ph2007★ 54 cited
On occurrence of spectral edges for periodic operators inside the Brillouin zone
J. M. Harrison, P. Kuchment, A. Sobolev +1
The article discusses the following frequently arising question on the spectral structure of periodic operators of mathematical physics (e.g., Schroedinger, Maxwell, waveguide oper…
math-ph2007★ 135 cited
On the spectra of carbon nano-structures
Peter Kuchment, Olaf Post
An explicit derivation of dispersion relations and spectra for periodic Schrödinger operators on carbon nano-structures (including graphen and all types of single-wall nano-tubes)…