2000/06/29 by C. Adam, B. Muratori, Bruno Muratori +1 · 1 citation
Physics and Astronomy · #Black Holes and Theoretical Physics #Cold Atom Physics and Bose-Einstein Condensates #Quantum many-body systems #hep-th
paper · pdf · doi:10.1103/physrevd.62.105027
published as Phys.Rev. D62 (2000) 105027 · Latex, 10 pages, no figures
arxiv created 2000/06/29 · openalex publication_date 2000/10/23 · arxiv updated 2009/11/30 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28
We demonstrate that particle production for fermions coupled chirally to an Abelian gauge field like the hypercharge field is provided by the microscopic mechanism of level crossing. For this purpose we use recent results on zero modes of Dirac operators for a class of localized hypermagnetic knots.