Youjun Lu

Professor of Astrophysics

National Astronomical Observatories of China

Address:  20A Datun Road, Chaoyang District

Beijing, China

Postcode: 100012

Telephone: +(86)-010-6480790

Research Areas

Theoretical Astrophysics, including black hole physics, gravitational wave astrophysics, QSOs and Active Galactic Nuclei, extra-galactic astronomy and cosmology, and general relativity


1997, PhD in Astrophysics, Univeristy of Science and Technology of China

1992, Bachelor in Physics, Anhui University


Work Experience

2008 - present, professor of astrophysics, National Observatories of China, Chinese Academy of Sciences

2014 - present, professor of astrophysics, School of Astronomy and Space Sciences, Uinversity of Chinese Academy of Sciences

2008 - 2008, visiting scientist at Institute for Advanced Studies and Canadian Institute for Theoretical Astrophysics

2006 - 2008, research fellow, University of California at Santa Cruz

2003 - 2006, visiting scientitst, University of California at Berkeley

2002 - 2003, visiting scientist, Canadian Institute for Theoretical Astrophysics, University of Toronto

1999 - 2002, visiting scientist, Department of Astrophysical Sciences, Princeton University

1997 - 1999, lecturer, University of Science and Technology of China

Teaching Experience

1997-1998, General Relativity, University of Science and Technology of China

2012-2016, Cosmology, University of Chinese Academy of Sciences

2013-2015, Galaxy formation and Cosmology, Peking University

2016-,         Gravity and Cosmology, University of Chinese Academy of Sciences



(1) Quiescent Luminous Galaxies (LRGs) as Cosmic Chronometers: on the significant of the mass dependence of LRGs, A&A, 2016
(2) Thick accretion disk model for ultraluminous supersoft sources, ApJL, 2016
(3) A Baryonic Effect on the Merger Timescale of Galaxy Clusters, ApJ, 2016
(4) Prospects for constraining the spin of the massive black hole at the Galactic center via the relativistic motion of a surrounding star, ApJ, 2016
(5) Relativistic Fe Kα line revealed in the composite X-ray spectrum of narrow-line Seyfert 1 galaxies – do their black holes have averagely low or intermediate spins?, MNRAS, 2015
(6) 19 low mass hypervelocity star candidates from the first data release of the LAMOST survey, RAA, 2015
(7) A Probable Milli-parsec Supermassive Binary Black Hole in the Nearest Quasar Mrk 231, ApJ, 2015
(8) On Testing the Kerr Metric of the Massive Black Hole in the Galactic Center via Stellar Orbital Motion: Full General Relativistic Treatment, ApJ, 2015
(9) Simulating the Galaxy Cluster “El Gordo” and Identifying the Merger Configuration, ApJ, 2015
(10) Relativistic baryonic jets from an ultraluminous supersoft X-ray source, Nature, 2015
(11) The reionization of He II and the temperature evolution of the intergalactic medium, RAA, 2014
(12) Cosmological parameter fittings with the BICEP2 data, Sci China-Phys Mech Astron, 2014
(13) Cyclic universe due to phantom and quintessence, GReGr, 2014
(14) Probing Baryonic Processes and Gastrophysics in the Formation of the Milky Way Dwarf Satellites. I. Metallicity Distribution Properties, ApJ, 2014
(15) On the Existence of Pulsars in the Vicinity of the Massive Black Hole in the Galactic Center, ApJ, 2014
(16) Microlensing of Sub-parsec Massive Binary Black Holes in Lensed QSOs: Light Curves and Size-Wavelength Relation, ApJ, 2014
(17) Estimates of the radiative efficiency of low redshift SDSS QSOs, AR&T, 2014
(18) Reducing the tension between the BICEP2 and the Planck measurements: A complete exploration of the parameter space, PhLB, 2014
(19) Offsets between the X-Ray and the Sunyaev-Zel'dovich-effect Peaks in Merging Galaxy Clusters and their Cosmological Implications, ApJ, 2014
(20) The clustering of QSOs and the dark matter halos that host them, RAA, 2013
(21) On fitting the full spectrum of luminous red galaxies by using ULySS and STARLIGHT, RAA, 2013
(22) Radiative efficiency of disc accretion in individual SDSS QSOs, MNRAS, 2013
(23) The Galactic Center S-stars and the Hypervelocity Stars in the Galactic Halo: Two Faces of the Tidal Breakup of Stellar Binaries by the Central Massive Black Hole?, ApJ, 2013
(24) Metal poor hypervelocity star candidates from the Sloan Digital Sky Survey, ApJ, 2012
(25) The Age-redshift Relation for Luminous Red Galaxies Obtained from Full Spectrum Fitting and its Cosmological Implications, ApJ, 2012
(26) The Cosmic Evolution of Massive Black Holes and Galaxy Spheroids: Global Constraints at Redshift z <~ 1.2, ApJ, 2012
(27) On Probing the Properties of QSOs Through Their Proximity Effects On the Intergalactic Medium, ApJ, 2011
(28) The Low Frequency of Dual AGNs Versus the High Merger Rate of Galaxies: A Phenomenological Model, ApJ, 2011
(29) On The Spatial Distribution and the Origin of Hypervelocity Stars, ApJ, 2010
(30) The Spatial and Velocity Distributions of  Hypervelocity Stars, ApJ, 2010,

Research Interests

I am interested in doing theoretical studies in the field of astrophysics, including black hole physics, gravitational wave astronomy and astrophysics, Active Galactic Nuclei and QSOs, extra-galactic astronomy and cosmology.



赵冬瑶  硕士研究生  070401-天体物理  

张福鹏  博士研究生  070401-天体物理  

余云川  硕士研究生  070401-天体物理  

张小霞  博士研究生  070401-天体物理  

付艳  硕士研究生  070401-天体物理  

吴淑梅  硕士研究生  070401-天体物理  

杨超  博士研究生  070401-天体物理  

吉祥  博士研究生  070401-天体物理  

陈举  博士研究生  070401-天体物理  

宋子豪  博士研究生  070401-天体物理  


赵悦同  博士研究生  070401-天体物理  

陆地  博士研究生  070401-天体物理  

褚庆波  博士研究生  070401-天体物理  

郭潇  博士研究生  070401-天体物理  

赵春阳  博士研究生  070401-天体物理  

马浩  博士研究生  070401-天体物理  

谭媛  博士研究生  070401-天体物理  

杜航慈  博士研究生  070401-天体物理  

张飔琪  博士研究生  070401-天体物理