Effective operators on an attractive magnetic edge
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Effective operators on an attractive magnetic edge. / Fournais, Soren; Helffer, Bernard; Kachmar, Ayman; Raymond, Nicolas.
In: Journal de l'Ecole Polytechnique - Mathematiques, Vol. 10, 2023, p. 917-944.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Effective operators on an attractive magnetic edge
AU - Fournais, Soren
AU - Helffer, Bernard
AU - Kachmar, Ayman
AU - Raymond, Nicolas
N1 - Publisher Copyright: © 2023 Ecole Polytechnique. All rights reserved.
PY - 2023
Y1 - 2023
N2 - The semiclassical Laplacian with discontinuous magnetic field is considered in two dimensions. The magnetic field is sign changing with exactly two distinct values and is discontinuous along a smooth closed curve, thereby producing an attractive magnetic edge. Various accurate spectral asymptotics are established by means of a dimensional reduction involving a microlocal phase space localization allowing to deal with the discontinuity of the field.
AB - The semiclassical Laplacian with discontinuous magnetic field is considered in two dimensions. The magnetic field is sign changing with exactly two distinct values and is discontinuous along a smooth closed curve, thereby producing an attractive magnetic edge. Various accurate spectral asymptotics are established by means of a dimensional reduction involving a microlocal phase space localization allowing to deal with the discontinuity of the field.
KW - discontinuous magnetic field
KW - Magnetic Laplacian
KW - semiclassical analysis
KW - spectrum
UR - http://www.scopus.com/inward/record.url?scp=85161024089&partnerID=8YFLogxK
U2 - 10.5802/jep.236
DO - 10.5802/jep.236
M3 - Journal article
AN - SCOPUS:85161024089
VL - 10
SP - 917
EP - 944
JO - Journal de l'Ecole Polytechnique - Mathematiques
JF - Journal de l'Ecole Polytechnique - Mathematiques
SN - 2429-7100
ER -
ID: 358718519