{"paper":{"title":"ESPRESSO reveals blueshifted neutral iron emission lines on the dayside of WASP-76 b","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"A. Mehner, A. M. Silva, A. R. Costa Silva, A. Sozzetti, A. Su\\'arez Mascare\\~no, C. Allende Prieto, C. J. A. P. Martins, C. Lovis, D. Ehrenreich, E. Cristo, E. Esparza-Borges, E. Herrero-Cisneros, E. Palle, F. Borsa, F. Pepe, G. Lo Curto, H. Chakraborty, J. I. Gonz\\'alez Hern\\'andez, J. V. Seidel, M. Lendl, M. R. Zapatero-Osorio, M. Steiner, N. C. Santos, N. J. Nunes, O. D. S. Demangeon, P. Di Marcantonio, P. Figueira, R. Allart, R. Rebolo, S. Cristiani, S. G. Sousa, S. Pelletier, S. Udry, T. Azevedo Silva, V. Adibekyan, V. Bourrier, Y. Alibert","submitted_at":"2024-09-20T14:00:23Z","abstract_excerpt":"Ultra hot Jupiters (gas giants, Teq>2000 K) are intriguing exoplanets due to their extreme atmospheres. Their torrid daysides can be characterised using ground-based high-resolution emission spectroscopy. We search for signatures of neutral and singly ionised iron (Fe I and Fe II) in the dayside of the ultra hot Jupiter WASP-76 b, as these species were detected via transmission spectroscopy in this exoplanet. Furthermore, we aim to confirm the existence of a thermal inversion layer, which has been reported in previous studies, and attempt to constrain its properties. We observed WASP-76 b on f"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.13519","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2409.13519/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}