76 citations · 276 across the 24 of their papers we have counts for
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astro-ph.CO2013★ 2 cited
A search for binary black hole candidates from the VLBI images of AGNs
Xiang Liu
We have searched the core-jets pairs in the VLBI scales (1 kpc), from several VLBI catalogues, and find out 6 possible binary black hole (BBH) candidates. We present the search…
astro-ph.CO2013
Position angle changes of inner-jets in a sample of blazars
Ligong Mi, Xiang Liu
We have carried out the Gaussian model-fitting to the 15 GHz VLBA cores for a sample of blazars from the MOJAVE database, analyzed the correlations in the model-fitted parameters a…
astro-ph.HE2013★ 4 cited
IDV Observations & Study of the Quasar 0917+624
Xiang Liu, Quanwei Li, Thomas P. Krichbaum +2
We carried out intra-day variability (IDV) observations from August 2005 to January 2010 with the Urumqi 25m radio telescope for a dozen IDV sources including the quasar 0917+624.…