The Heat Kernel in Riemann Normal Coordinates and Multiloop Feynman Graphs in Curved Spacetime
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arXiv
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| Hauptverfasser: | , |
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| Format: | Preprint |
| Veröffentlicht: |
2024
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| _version_ | 1866914905338150912 |
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| author | Carneiro, Igor von Gersdorff, Gero |
| author_facet | Carneiro, Igor von Gersdorff, Gero |
| contents | We present a formalism for computing arbitrary multi-loop Feynman graphs in curved spacetime using the heat kernel approach. To this end, we compute the off-diagonal components of the heat kernel in Riemann normal coordinates up to second order in the curvature. |
| format | Preprint |
| id |
arxiv_https___arxiv_org_abs_2408_04005 |
| institution | arXiv |
| publishDate | 2024 |
| record_format | arxiv |
| spellingShingle | The Heat Kernel in Riemann Normal Coordinates and Multiloop Feynman Graphs in Curved Spacetime Carneiro, Igor von Gersdorff, Gero High Energy Physics - Theory High Energy Physics - Phenomenology We present a formalism for computing arbitrary multi-loop Feynman graphs in curved spacetime using the heat kernel approach. To this end, we compute the off-diagonal components of the heat kernel in Riemann normal coordinates up to second order in the curvature. |
| title | The Heat Kernel in Riemann Normal Coordinates and Multiloop Feynman Graphs in Curved Spacetime |
| topic | High Energy Physics - Theory High Energy Physics - Phenomenology |
| url | https://arxiv.org/abs/2408.04005 |