Astrophysical: Close binary stars

  • Publication
    A Previously Underexplored Regime in TESS: Minute-scale Eclipses Reveal 10 White Dwarf-Cool M-dwarf Binaries
    Short-period white-dwarf--main-sequence (WDMS) binaries provide direct constraints on the outcomes of common-envelope (CE) evolution and the survival of low...
  • Publication
    A Systematic Search of Zwicky Transient Facility Data for Ultracompact Binary LISA-detectable Gravitational-wave Sources
    Using photometry collected with the Zwicky Transient Facility, we are conducting an ongoing survey for binary systems with short orbital periods ( ${P}_{{\rm{b}...
  • Publication
    Analysis of Previously Classified White Dwarf-Main-sequence Binaries Using Data from the APOGEE Survey
    We present analyses of near-infrared spectroscopic data from the Apache Point Observatory Galactic Evolution Experiment (APOGEE) survey for 45 previously...
  • Publication
    Close Binary Companions to APOGEE DR16 Stars: 20,000 Binary-star Systems Across the Color-Magnitude Diagram
    Many problems in contemporary astrophysics—from understanding the formation of black holes to untangling the chemical evolution of galaxies—rely on knowledge...
  • Publication
    COBIPULSE: A Systematic Search for Compact Binary Millisecond Pulsars
    We report here the results obtained from a systematic optical photometric survey aimed at finding new compact binary millisecond pulsars (also known as "spiders...
  • Publication
    J0404+1112: A 3 hr Eclipsing White Dwarf-Brown Dwarf Probing Multiple Atmospheric Regimes
    White dwarf--brown dwarf (WD+BD) binaries are rare laboratories for probing both substellar survival through post-main-sequence evolution and the physics of...
  • Publication
    Protoplanetary Nebulae Are Not the Precursors of Planetary Nebulae with Close Binary Central Stars
    Protoplanetary nebulae are considered to be the evolutionary link between asymptotic giant branch stars and planetary nebulae. They possess many of the physical...