News_archive

  • Jun 2019 – Our project, entitled “Host Galaxy Morphologies of Candidate Sub-parsec Binary Supermassive Black Holes: Testing the Merger Hypothesis”, was awarded Hubble Space Telescope observing time. Stay tuned for updates!
  • Jun 2019 – Our project, entitled “Discovery of Sub-kpc Dual Active Galactic Nuclei from Gaia“, was awarded Hubble Space Telescope observing time. Congrats to Hsiang-Chih!
  • Jun 2019 – Our project, entitled “Identifying Binary Supermassive Black Holes from Continued DECam Monitoring of DES-SN Quasars“, was awarded Blanco observing time by NOAO. Check out more details here.
  • Apr 2019 – Our project, entitled “A Systematic Search of Binary Supermassive Black Holes in the Dark Energy Survey”, received an Arnold O. Beckman Award from the Campus Research Board. Check out more details here.
  • Feb 2019 – Graduate student Colin Burke, undergraduate students Devanshi Pratap, Sneh Pandya, and Kaiwen Zhang joined our group. Welcome!
  • 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!