PD Dr. Stephan Geier



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Types of publications

Journal article
Book chapter / Article in edited volumes
Authored book
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Edited Volume
Conference contribution
Other publication type
Unpublished / Preprint

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Abstract

Journal

Spectroscopic twin to the hypervelocity sdO star US 708 and three fast sdB stars from the Hyper-MUCHFUSS project (2017) Ziegerer E, Heber U, Geier S, Irrgang A, Kupfer T, Fuerst F, Schaffenroth J Journal article PTF1 J082340.04+081936.5: A Hot Subdwarf B Star with a Low-mass White Dwarf Companion in an 87-minute Orbit (2017) Kupfer T, van Roestel J, Brooks J, Geier S, Marsh TR, Groot PJ, Bloemen S, et al. Journal article AN EXTREMELY FAST HALO HOT SUBDWARF STAR IN A WIDE BINARY SYSTEM (2016) Nemeth P, Ziegerer E, Irrgang A, Geier S, Fuerst F, Kupfer T, Heber U Journal article Radial velocity variable, hot post-AGB stars from the MUCHFUSS project Classification, atmospheric parameters, formation scenarios (2016) Reindl N, Geier S, Kupfer T, Bloemen S, Schaffenroth V, Heber U, Barlow BN, Ostensen RH Journal article Quantitative spectral analysis of the sdB star HD188112: A helium-core white dwarf progenitor (2016) Latour M, Heber U, Irrgang A, Schaffenroth V, Geier S, Hillebrandt W, Roepke FK, et al. Journal article Candidate hypervelocity stars of spectral type G and K revisited (2015) Ziegerer E, Volkert M, Heber U, Irrgang A, Gaensicke BT, Geier S Journal article Constraints on the winds of hot subdwarf stars from X-ray observations of two sdB binaries with compact companions: CD-30 degrees 11223 and PG 1232-136 (2014) Mereghetti S, La Palombara N, Esposito P, Gastaldello F, Tiengo A, Heber U, Geier S, Wilms J Journal article Binaries discovered by the MUCHFUSS project: SDSS J162256.66 + 473051.1: An eclipsing subdwarf B binary with a brown dwarf companion (2014) Schaffenroth V, Geier S, Heber U, Kupfer T, Ziegerer E, Heuser C, Classen L, Cordes O Journal article The subdwarf B star SB 290-A fast rotator on the extreme horizontal branch (2013) Geier S, Heber U, Heuser C, Classen L, O'Toole SJ, Edelmann H Journal article Hot subluminous stars: Highlights from the MUCHFUSS and Kepler missions (2013) Heber U, Geier S, Gaensicke BT Conference contribution
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