Spectrum and States of the BCS Hamiltonian in a Finite Domain. II. Spectra of Excitations
We establish that the averages per volume of the BCS and approximating Hamiltonians over all excited states coincide in the thermodynamic limit. Earlier, this was established only for the ground state.
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| Date: | 2001 |
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| Main Author: | |
| Format: | Article |
| Language: | English |
| Published: |
Інститут математики НАН України
2001
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| Series: | Український математичний журнал |
| Subjects: | |
| Online Access: | http://dspace.nbuv.gov.ua/handle/123456789/172283 |
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| Journal Title: | Digital Library of Periodicals of National Academy of Sciences of Ukraine |
| Cite this: | Spectrum and States of the BCS Hamiltonian in a Finite Domain. II. Spectra of Excitations / D.Ya. Petrina // Український математичний журнал. — 2001. — Т. 53, № 8. — С. 1080-1100. — Бібліогр.: 8 назв. — англ. |