Skip to main content
  • JILA PFC
  • STROBE
  • CUbit
  • Jhub (JILA Members)
  • CU
  • NIST
  • Map
  • Log in
Enter the terms you wish to search for.
Home
 a joint institute of  University of Colorado Boulder logoUniversity of Colorado Boulder logo  and  NIST - National Instiute for Standards & Technology

print logo
  • About the Group
  • Publications
    • Scientific Publications
    • Theses
  • People
    • Group Lead - Dr. Jason Dexter
    • Lab Members
    • Alumni
  • News
    • Research Highlights
    • News
    • Media Gallery
  • Opportunities
  • Teaching
  • Contact

About the Dexter Group

Jason Dexter photo.

An astrophysics research group at CU Boulder, JILA, and MPE Garching studying the observational properties of gas falling onto black holes (accretion flows) and their use as probes of strong gravity.

Research Highlights

  • Black holes dissipation figure.
    Extreme variability of accreting supermassive black holes
    • Dexter & Begelman, 2019, MNRAS Letters
  • Orbiting gas figure.
    Orbiting gas near the event horizon of the Galactic center black hole
    • GRAVITY Collaboration, 2018, A&A Letters
    • ESO press release
    • Scientific American article
  • High velocity gas figure.
    Rotation of high velocity gas around a supermassive black hole
    • GRAVITY Collaboration: Sturm, Dexter, Pfuhl, Stock, et al., 2018, Nature
    • Nature News & Views article
    • MPE press release
  • Sgr A* flares figure.
    Sgr A* flares from magnetic reconnection
    • Dexter et al. 2020, MNRAS
  • M87 image.
    Strong magnetic fields near the event horizon of M87
    • EHT, 2021, ApJ Letters
    • ESO press release
    • CU Boulder Today article
  • Photon ring figure.
    Using polarization to extract the black hole photon ring
    • JimĂ©nez-Rosales, Dexter, et al. 2020, MNRAS

Facebook Button Twitter Button Instagram Button Youtube Button

JILA
440 UCB
Boulder, CO 80309

Visit Campus Find JILA Support JILA

Email Your Question or Comment

JILA endorses the six University nodes' policies for ensuring harassment-free environments. For more detailed information regarding the University of Colorado policies, please read the Discrimination and Harassment Policy and Procedures.