Universität zu Köln

2021

Harper, Graham M., Chambers, Edward ORCID: 0000-0003-4195-1032, Vacca, William D., Wiesemeyer, Helmut, Fadda, Dario, DeWitt, Curtis, Wasatonic, Richard, Richards, Anita M. S., Ryde, Nils ORCID: 0000-0001-6294-3790, Fischer, Christian ORCID: 0000-0003-2649-3707, Richter, Matthew J., Guinan, Edward F., Minchin, Robert, Graf, Urs U. and Colditz, Sebastian (2021). SOFIA upGREAT/FIFI-LS Emission-line Observations of Betelgeuse during the Great Dimming of 2019/2020. Astron. J., 162 (6). BRISTOL: IOP Publishing Ltd. ISSN 1538-3881

Saur, Joachim, Willmes, Clarissa, Fischer, Christian, Wennmacher, Alexandre, Roth, Lorenz ORCID: 0000-0003-0554-4691, Youngblood, Allison, Strobel, Darrell F. and Reiners, Ansgar (2021). Brown dwarfs as ideal candidates for detecting UV aurora outside the Solar System: Hubble Space Telescope observations of 2MASS J1237+6526. Astron. Astrophys., 655. LES ULIS CEDEX A: EDP SCIENCES S A. ISSN 1432-0746

2020

Fischer, Christian ORCID: 0000-0002-7299-8661 (2020). Time-Variable Electromagnetic Star-Planet Interaction in the TRAPPIST-1 System. PhD thesis, Universität zu Köln.

Pineda, Jorge L., Stutzki, Juergen, Buchbender, Christof ORCID: 0000-0002-2064-7691, Koda, Jin, Fischer, Christian, Goldsmith, Paul F., Glover, Simon C. O., Klessen, Ralf S., Kramer, Carsten, Mookerjea, Bhaswati ORCID: 0000-0003-1766-6303, Smith, Rowan ORCID: 0000-0002-0820-1814, Tress, Robin and Ziebart, Monika (2020). A SOFIA Survey of [Cii] in the Galaxy M51. II. [Cii] and CO Kinematics across the Spiral Arms. Astrophys. J., 900 (2). BRISTOL: IOP PUBLISHING LTD. ISSN 1538-4357

2019

Fischer, Christian ORCID: 0000-0002-7299-8661 and Saur, Joachim ORCID: 0000-0003-1413-1231 (2019). Time-variable Electromagnetic Star-Planet Interaction: The TRAPPIST-1 System as an Exemplary Case. Astrophys. J., 872 (1). BRISTOL: IOP PUBLISHING LTD. ISSN 1538-4357

2018

Pineda, Jorge L., Fischer, Christian, Kapala, Maria, Stutzki, Juergen, Buchbender, Christof, Goldsmith, Paul F., Ziebart, Monika, Glover, Simon C. O., Klessen, Ralf S., Koda, Jin, Kramer, Carsten, Mookerjea, Bhaswati ORCID: 0000-0003-1766-6303, Sandstrom, Karin, Scoville, Nick and Smith, Rowan ORCID: 0000-0002-0820-1814 (2018). A SOFIA Survey of [C II] in the Galaxy M51. I. [C II] as a Tracer of Star Formation. Astrophys. J. Lett., 869 (2). BRISTOL: IOP PUBLISHING LTD. ISSN 2041-8213

Saur, Joachim ORCID: 0000-0003-1413-1231, Fischer, Christian, Wennmacher, Alexandre, Feldman, Paul D., Roth, Lorenz ORCID: 0000-0003-0554-4691, Strobel, Darrell F. and Reiners, Ansgar (2018). The UV Spectrum of the Ultracool Dwarf LSR J1835+3259 Observed with the Hubble Space Telescope. Astrophys. J., 859 (1). BRISTOL: IOP PUBLISHING LTD. ISSN 1538-4357