Arbitrary harmonic functions as Bose–Einstein condensates
De Wilde M, Seiringer R. 2026. Arbitrary harmonic functions as Bose–Einstein condensates. Journal of Mathematical Physics. 67(6), 061901.
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Abstract
We show that a suitable choice of boundary conditions for the Laplacian allows for the appearance of an arbitrary number of condensates, described by arbitrary harmonic functions, in the thermodynamic limit of an ideal Bose gas.
Publishing Year
Date Published
2026-06-01
Journal Title
Journal of Mathematical Physics
Publisher
AIP Publishing
Acknowledgement
We are grateful to Rupert Frank and Jakob Yngvason for helpful discussions and suggestions.
Volume
67
Issue
6
Article Number
061901
ISSN
eISSN
IST-REx-ID
Cite this
De Wilde M, Seiringer R. Arbitrary harmonic functions as Bose–Einstein condensates. Journal of Mathematical Physics. 2026;67(6). doi:10.1063/5.0325354
De Wilde, M., & Seiringer, R. (2026). Arbitrary harmonic functions as Bose–Einstein condensates. Journal of Mathematical Physics. AIP Publishing. https://doi.org/10.1063/5.0325354
De Wilde, Michiel, and Robert Seiringer. “Arbitrary Harmonic Functions as Bose–Einstein Condensates.” Journal of Mathematical Physics. AIP Publishing, 2026. https://doi.org/10.1063/5.0325354.
M. De Wilde and R. Seiringer, “Arbitrary harmonic functions as Bose–Einstein condensates,” Journal of Mathematical Physics, vol. 67, no. 6. AIP Publishing, 2026.
De Wilde M, Seiringer R. 2026. Arbitrary harmonic functions as Bose–Einstein condensates. Journal of Mathematical Physics. 67(6), 061901.
De Wilde, Michiel, and Robert Seiringer. “Arbitrary Harmonic Functions as Bose–Einstein Condensates.” Journal of Mathematical Physics, vol. 67, no. 6, 061901, AIP Publishing, 2026, doi:10.1063/5.0325354.
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