TY - JOUR AU - Orell-Miquel, Jaume AU - Montes Gutiérrez, David AU - Zapatero Osorio, María Rosa PY - 2022 DO - 10.1051/0004-6361/202142455 SN - 0004-6361 UR - https://hdl.handle.net/20.500.14352/72105 T2 - Astronomy & Astrophysics AB - The He I lambda 10833 angstrom triplet is a powerful tool for characterising the upper atmosphere of exoplanets and tracing possible mass loss. Here, we analysed one transit of GJ 1214 b observed with the CARMENES high-resolution spectrograph to study... LA - eng PB - EDP Sciencies KW - Powered mass-loss KW - Transmission spectrum KW - Escaping helium KW - Warm neptune KW - Exoplanet KW - Absorption KW - Angstrom KW - Transit KW - Search KW - Line TI - A tentative detection of He I in the atmosphere of GJ 1214 b TY - journal article VL - 659 ER -