Dr. Tahir Yaqoob

photo of Tahir Yaqoob

Employer: University of Maryland Baltimore County
Job Description: Astrophysicist
Phone: 301-286-5015
Fax: 301-286-1684
e-mail: yaqoob@milkyway.gsfc.nasa.gov
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Curriculum Vitae


A Brief History

Tahir Yaqoob obtained a B.A. (Hons) in Physics at the University of Oxford, UK, in 1986 and a PhD in X-ray Astronomy at the University of Leicester, UK, in 1990. He subsequently continued his research in X-ray astronomy, at the Institute of Space and Astronautical Science (ISAS), Japan on a Royal Society/ JSPS Fellowship and then at the Institute of Astronomy, Cambridge, UK on a Royal Society Fellowship. From October 1992, Dr. Yaqoob worked in the Exploration of the Universe Division (formerly LHEA) at NASA/ Goddard Space Flight Center on data from the ASCA satellite, as a member of the ASCA mirror (XRT) team and Science Working Group (SWG). He was also a member of the ASCA Guest Observer Facility (GOF) and of the SWG of the X-ray astronomy missions Astro-E and Astro-E2 (Suzaku) From 2000 to 2013, Dr. Yaqoob was at Johns Hopkins University, working on a number of NASA-funded projects as PI, attaining the rank of Principal Research Scientist. Since 2013, he has been a senior research scientist with the University of Maryland Baltimore County (UMBC), at GSFC in the Astrophysics Science Division (ASD), as a member of the Hitomi Software and Calibration Team (SCT) and Hitomi SWG.

Research Interests

Dr. Yaqoob's research interests focus on high-energy observational and theoretical probing of the physical properties of astrophysical sources using observations. He has published papers on various topics that include: physical processes in black-hole accretion disk systems and their environment (mostly active galactic nuclei, or AGN, and quasars but including X-ray binary systems); blazars (including TeV observations); X-ray and UV absorption and photoionized outflows and inflows in AGN and quasars; high spectral-resolution X-ray spectroscopy; X-ray signatures of strong gravity effects and black-hole spin; X-ray reflection spectra from accreting sources; power spectra, spectral and temporal variability; normal and starburst galaxies; AGN unification; low-luminosity AGN; Cosmic X-ray background; coordinated multi-wavelength and multi-mission monitoring campaigns of AGN; a high~$z$ cluster of galaxies; absorption in the warm/hot intergalactic medium (WHIGM); statistics; analysis methods; numerical and Monte Carlo modeling. One of the models developed, mytorus, can be used for direct spectral-fitting analyses of X-ray data, and was made publicly available, and widely used in the literature.


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HEASARC Staff Scientist Position - Applications are now being accepted for a Staff Scientist with significant experience and interest in the technical aspects of astrophysics research, to work in the High Energy Astrophysics Science Archive Research Center (HEASARC) at NASA Goddard Space Flight Center (GSFC) in Greenbelt, MD. Refer to the AAS Job register for full details.