Christopher A. Theissen

1. Assessing the C/O Ratio Formation Diagnostic: A Potential Trend with Companion Mass
   2022/12/08 by Kielan K. W. Hoch, Quinn M. Konopacky, Quinn Konopacky +9 · 1 voice · 12 citations
   Physics and Astronomy · Earth and Planetary Sciences · #Stellar, planetary, and galactic studies #Astrophysics and Star Formation Studies #Atmospheric Ozone and Climate
2. Metallicity Dependence of Giant Planets around M Dwarfs
   2025/01/16 by Tianjun Gan, Christopher A. Theissen, Sharon X. Wang +2 · 6 citations
   Physics and Astronomy · #Stellar, planetary, and galactic studies #Astro and Planetary Science #Astronomy and Astrophysical Research
3. New Cold Subdwarf Discoveries from Backyard Worlds and a Metallicity Classification System for T Subdwarfs
   2024/11/02 by Adam J. Burgasser, Adam C. Schneider, Burgasser, Adam J. +74 · 7 citations
   Earth and Planetary Sciences · Engineering · Social Sciences · #Astrophysics of Galaxies (astro-ph.GA) #Earth and Planetary Astrophysics (astro-ph.EP) #FOS: Physical sciences #Geological and Geochemical Analysis #Metallurgical Processes and Thermodynamics #Metallurgy and Cultural Artifacts #Solar and Stellar Astrophysics (astro-ph.SR)
4. JWST-TST High Contrast: Spectroscopic Characterization of the Benchmark Brown Dwarf HD 19467 B with the NIRSpec Integral Field Spectrograph
   2024/08/07 by Kielan K. W. Hoch, Hoch, Kielan K. W., Christopher A. Theissen +31 · 4 citations
   Physics and Astronomy · #Astronomy and Astrophysical Research #Stellar, planetary, and galactic studies #Adaptive optics and wavefront sensing
5. Multiple Patchy Cloud Layers in the Planetary Mass Object SIMP0136+0933
   2024/02/22 by Allison M. McCarthy, Philip S. Muirhead, McCarthy, Allison M. +15 · 3 citations
   Physics and Astronomy · #Astronomy and Astrophysical Research #Earth and Planetary Astrophysics (astro-ph.EP) #FOS: Physical sciences #Gamma-ray bursts and supernovae #Solar and Stellar Astrophysics (astro-ph.SR) #Stellar, planetary, and galactic studies
6. HD 206893 B at High Spectral Resolution with the Keck Planet Imager and Characterizer (KPIC)
   2025/01/23 by Ben Sappey, Quinn Konopacky, Sappey, Ben +79 · 4 citations
   Physics and Astronomy · #Astronomy and Astrophysical Research #Earth and Planetary Astrophysics (astro-ph.EP) #FOS: Physical sciences #Solar and Space Plasma Dynamics #Solar and Stellar Astrophysics (astro-ph.SR) #Stellar, planetary, and galactic studies
7. Discovery of a Hypervelocity L Subdwarf at the Star/Brown Dwarf Mass Limit
   2024/07/11 by Adam J. Burgasser, Burgasser, Adam J., Roman Gerasimov +38 · 1 voice · 1 citation
   Physics and Astronomy · #Astrophysics of Galaxies (astro-ph.GA) #FOS: Physical sciences #Solar and Stellar Astrophysics (astro-ph.SR) #astro-ph.GA #astro-ph.SR
8. The Brown Dwarf Kinematics Project (BDKP). VI. Ultracool Dwarf Radial and Rotational Velocities from SDSS/APOGEE High-resolution Spectroscopy
   2024/03/20 by Chih-Chun Hsu, Adam J. Burgasser, Hsu, Chih-Chun +25 · 2 citations
   Physics and Astronomy · Engineering · #Astronomy and Astrophysical Research #Stellar, planetary, and galactic studies #Astronomical Observations and Instrumentation
9. TOI-6508b: A massive transiting brown dwarf orbiting a low-mass star
   2025/02/27 by Khalid Barkaoui, Barkaoui, K., Daniel Sebastian +91 · 3 citations
   Physics and Astronomy · #Stellar, planetary, and galactic studies #Astronomy and Astrophysical Research #Scientific Research and Discoveries
10. TOI-6478 b: a cold under-dense Neptune transiting a fully convective M dwarf from the thick disc
    2025/04/09 by M. G. Scott, Amaury H. M. J. Triaud, Scott, Madison G. +53 · 3 citations
    Physics and Astronomy · #Stellar, planetary, and galactic studies #Astronomy and Astrophysical Research #Astrophysics and Star Formation Studies
11. Orbital and Atmospheric Characterization of the 1RXS J034231.8+121622 System Using High-Resolution Spectroscopy Confirms That The Companion is a Low-Mass Star
    2024/04/11 by Clarissa R. Do Ó, Ó, Clarissa R. Do, Ben Sappey +69 · 2 citations
    Physics and Astronomy · #Astronomy and Astrophysical Research #Earth and Planetary Astrophysics (astro-ph.EP) #FOS: Physical sciences #Solar and Stellar Astrophysics (astro-ph.SR) #Stellar, planetary, and galactic studies