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researcher

B. Helffer

51 papers hereh-index 406.8k citations334 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • sole author1
  • first author27
  • middle author6
  • last author16

Across the 50 of 51 papers where every author was matched, so the position is known.

fields
  • math.SP19
  • math.AP15
  • math-ph13
  • math.CO1
  • math.CV1
  • math.GT1
same name
  • B. Helffer — 2 papers, h 5
  • B. Helffer — 2 papers, h 1

Either other researchers who publish under this name, or the same person where the external sources have not merged their records.

identity via Semantic Scholar / OpenAlex

activity
20002025
most citedSpectral gaps for periodic Schrödinger operators with hypersurface magnetic wells: Analysis near the bottom

5 citations · 35 across the 33 of their papers we have counts for

collaborators
Showing 2019 · math.APShow all

1 paper · 2 filters

math.AP2019

Thin domain limit and counterexamples to strong diamagnetism

Bernard Helffer, Ayman Kachmar

We study the magnetic Laplacian and the Ginzburg-Landau functional in a thin planar, smooth, tubular domain and with a uniform applied magnetic field. We provide counterexamples to…

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Not affiliated with arXiv. Researcher data from Semantic Scholar (ODC-BY) and OpenAlex.