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| Format: | Preprint |
| Published: |
2025
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| Subjects: | |
| Online Access: | https://arxiv.org/abs/2509.12191 |
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| _version_ | 1866912587999870976 |
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| author | Wang, Lihong V. |
| author_facet | Wang, Lihong V. |
| contents | We present a geometric interpretation of the hyperfine Breit--Rabi eigenvalues and eigenvectors in alkali atoms after reformulating the standard solution into a compact form. In this picture, the nuclear magnetic moment has a polar angle fixed by the total projection quantum number. In contrast, the electron magnetic moment anti-aligns or aligns with an effective field formed by both the external magnetic flux density and the nuclear field, which simultaneously sets the mixing angle of the eigenvectors. This geometric view offers intuitive insight into the structure of the solutions. |
| format | Preprint |
| id |
arxiv_https___arxiv_org_abs_2509_12191 |
| institution | arXiv |
| publishDate | 2025 |
| record_format | arxiv |
| spellingShingle | Geometric interpretation of the hyperfine Breit--Rabi solution Wang, Lihong V. Atomic Physics We present a geometric interpretation of the hyperfine Breit--Rabi eigenvalues and eigenvectors in alkali atoms after reformulating the standard solution into a compact form. In this picture, the nuclear magnetic moment has a polar angle fixed by the total projection quantum number. In contrast, the electron magnetic moment anti-aligns or aligns with an effective field formed by both the external magnetic flux density and the nuclear field, which simultaneously sets the mixing angle of the eigenvectors. This geometric view offers intuitive insight into the structure of the solutions. |
| title | Geometric interpretation of the hyperfine Breit--Rabi solution |
| topic | Atomic Physics |
| url | https://arxiv.org/abs/2509.12191 |