News_archive

  • Dec 2018 – Our project, entitled “LCOGT Monitoring of A Candidate Binary Supermassive Black Hole in A Periodic Quasar from Circumbinary Accretion Variability”, was awarded LCOGT observing time by the NOAO. Check out more details here.
  • Dec 2018 – Our project, entitled “Radial Velocity Test for Sub-parsec Binary Supermassive Black Holes: Continued Spectroscopic Monitoring of Strong Candidates”, was awarded Gemini observing time by the NOAO. Check out more details here.
  • Nov 2018 – Our project, entitled “Confirming the First Kpc-Scale Triple AGN with the VLA”, was awarded VLA observing time by the NRAO. Check out more details here.
  • Oct 2018 – Our paper, entitled “Constraining Sub-Parsec Binary Supermassive Black Holes in Quasars with Multi-Epoch Spectroscopy. III. Candidates from Continued Radial Velocity Tests“, is published in the Monthly Notices of the Royal Astronomical Society. Check out more details here.
  • Aug 2018 – Our paper, entitled “Hubble Space Telescope Wide Field Camera 3 Identifies an r_p = 1 Kpc Dual Active Galactic Nucleus in the Minor Galaxy Merger SDSS J0924+0510 at z = 0.1495“, is featured by AAS Nova. Read more details here.
  • May 2018 – Our paper, entitled “Hubble Space Telescope Wide Field Camera 3 Identifies an r_p = 1 Kpc Dual Active Galactic Nucleus in the Minor Galaxy Merger SDSS J0924+0510 at z = 0.1495“, is accepted for publication in The Astrophysical Journal. Read more details here
  • May 2018 – Alex Dittmann is the winner of the 2018 Wyatt Award. Congratulations, Alex!
  • Mar 2018 – Our paper, entitled “A Candidate Tidal Disruption Event in a Quasar at z=2.359 from Abundance Ratio Variability“, is accepted for publication in The Astrophysical Journal. Find out about more details here. See also Prof. Liu’s Harvard ITC luncheon talk (webcast link here).
  • Mar 2018 – Prof. Xin Liu gave a colloquium at The Institute for Theory and Computation at Harvard, entitled “Supermassive binary black holes: current observations and future prospects“. Webcast link here.
  • Jan 2018 – Alex Dittmann presented his research, entitled “A Time-domain Analysis of Nitrogen-rich Quasars”, at the AAS meeting. Read more info here.
  • Jan 2018 – Our paper, entitled “Very Long Baseline Array Imaging of Type 2 Seyferts with Double-Peaked Narrow Emission Lines: Searches for Sub-kpc Dual AGNs and Jet-Powered Outflows“, is accepted for publication in The Astrophysical Journal. Check out more details here.
  • Sep 2017 – Undergraduate students Jessica Medintz and Dhara Mehta joined our group. Welcome, Jessica and Dhara!
  • Jun. 2017 – Dr. Hengxiao Guo joined our group. Welcome, Hengxiao!
  • May 2017 – Graduate student Yu-Ching Chen joined our group. Welcome, Yu-Ching!
  • Mar 2017 – Alex Dittmann has been selected as a recipient of a Research Support Grant by the Office of Undergraduate Research. Congratulations, Alex!
  • Jan 2017 – Prof. Xin Liu has been appointed as a Beckman Fellow by the Center for Advanced Study for her program entitled “A Systematic Search for Merging Black Holes in the Early Universe”. Read more info here.
  • Dec. 2016 – Our project, entitled “Spectroscopic Identification for Six Offset/Dual AGN Candidates at z~2 Selected by Centroid Shifts in Multi-epoch Quasar Images”, was awarded Gemini observing time by the NOAO. Check out more details here.
  • Dec. 2016 – Our project, entitled “Beyond the Angular Resolution Limit: Discovering High-redshift Merging Supermassive Black Holes”, received an Arnold O. Beckman Award by the Campus Research Board. Check out more details here.
  • Sep. 2016 – Undergraduate student Alex Dittmann joined our group. Welcome Alex!
  • Aug. 2016 – Our paper, entitled “A high fraction of double-peaked narrow emission lines in powerful active galactic nuclei”, was published in the Monthly Notices of the Royal Astronomical Society. Check out more details here.
  • May. 2016 – Our paper, entitled “Chandra X-Ray and Hubble Space Telescope Imaging of Optically Selected Kiloparsec-scale Binary Active Galactic Nuclei. II. Host Galaxy Morphology and AGN Activity”, was published in the Astrophysical Journal. Check out more details here.
  • Mar. 2016 – Undergraduate student Anna Kofman joined our group. Welcome Anna!
  • Dec. 2015 – Our project, entitled “Hunting for Massive Binary Black Holes with Continued Quasar Spectroscopic Monitoring”, was awarded Gemini observing time by the NOAO. Check out more details here.
  • Sep. 2015 – Undergraduate student Yang Lyu joined our group. Welcome Yang!