منابع مشابه
Anyons and Lowest Landau Level Anyons
Intermediate statistics interpolating from Bose statistics to Fermi statistics are allowed in two dimensions. This is due to the particular topology of the two dimensional configuration space of identical particles, leading to non trivial braiding of particles around each other. One arrives at quantum many-body states with a multivalued phase factor, which encodes the anyonic nature of particle...
متن کاملThe Electromagnetic Interactions of Electrons in the Lowest Landau Level
Starting from a system of planar electrons in a strong magnetic field normal to the plane, interacting with perturbing electromagnetic fields, an effective Lagrangian for the fermions in the lowest Landau level (L.L.L.) has been derived. By choosing a suitable background electrostatic potential, an incompressible droplet of these electrons is constructed. The gauge invariant effective Lagrangia...
متن کاملWhy the lowest Landau level approximation works in strongly type
Higher than the lowest Landau level contributions to magnetization and specific heat of superconductors are calculated using Ginzburg Landau equations approach. Corrections to the excitation spectrum around solution of these equations (treated perturbatively) are found. Due to symmetries of the problem leading to numerous cancellations the range of validity of the LLL approximation in mean fiel...
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ژورنال
عنوان ژورنال: Journal of the Physical Society of Japan
سال: 2004
ISSN: 0031-9015,1347-4073
DOI: 10.1143/jpsj.73.1