supported by the National Basic Research Program of China(973 Program,Grant 2014CB845800);the National Natural Science Foundation of China(Grant Nos.11773010,U1431124 and U1738132)
The relativistic external shock model of gamma-ray burst (GRB) afterglows has been estab- lished with five free parameters, i.e., the total kinetic energy E, the equipartition parameters for electrons ee and for the...
supported in part by the Major State Basic Research Development Program(973 Program)in China(Nos.2013CB834405 and 2015CB856904);the National Natural Science Foundation of China(Nos.11625521,11275125 and 11135011);the Program for Professor of Special Appointment(Eastern Scholar)at Shanghai Institutions of Higher Learning,Key Laboratory for Particle Physics,Astrophysics and Cosmology,Ministry of Education,China,and the Science and Technology Commission of Shanghai Municipality(No.11DZ2260700)
Within the nonlinear relativistic mean field(NLRMF) model, we show that both the pressure of symmetric nuclear matter at supra-saturation densities and the maximum mass of neutron stars are sensitive to the skewness c...
supported by the National Natural Science Foundation of China under grants 11333004, 11133005, 11573051 and U1531130;the Fundamental Research Funds for the Central Universities under grant 20720150032;supported in part by the Youth Innovation Promotion Association of CAS (id. 2016243);the National Basic Research Program of China (973 Program, grant 2014CB845800);the Strategic Priority Research Program ‘The Emergence of Cosmological Structures’ of CAS (grant XDB09000000);the CAS/SAFEA International Partnership Program for Creative Research Teams;the Natural Science Foundation of Shanghai (grant 17ZR1435800);sponsored in part by Shanghai Sailing Program (No. 17YF1422600)
A model of an inhomogeneous accretion flow,in which cold clumps are surrounded by hot gas or corona,has been proposed to explain the spectral features of black hole X-ray binaries.In this work,we try to find possible ...
C.-P.Zhang is supported by the Young Researcher Grant of National Astronomical Observatories,Chinese Academy of Sciences;partly supported by the National Key Basic Research Program of China(973 Program) 2015CB857100;the National Natural Science Foundation of China 11503035,11363004 and 11403042;The GRS is a joint project of Boston University and Five College Radio Astronomy Observatory;funded by the National Science Foundation under grants AST9800334,AST-0098562 and AST-0100793
Sometimes, early star formation can be found in cold and dense molecular clouds, such as an infrared dark cloud. Considering that star formation often occurs in clusters, H II regions may be triggering a new generatio...
supported by the National Key Basic Research Program of China(973Program,No.2014CB845700);the National Natural Science Foundation of China(Grant Nos.U1331120,U1431106,U1531118,U1531244 and 11473001);The Guo Shou Jing Telescope(the Large Sky Area MultiObject Fiber Spectroscopic Telescope,LAMOST)is aNational Major Scientific Project built by the Chinese Academy of Sciences;provided by the National Development and Reform Commission.LAMOST is operated and managed by National Astronomical Observatories,Chinese Academy of Sciences
The [α/Fe] ratios in stars are good tracers to probe the formation history of stellar populations and the chemical evolution of the Galaxy. The spectroscopic survey of LAMOST provides a good opportunity to determine ...
supported by the National Basic Research Program of China(973 Program,Grant 2014CB845800);the National Natural Science Foundation of China(Grant Nos.11203057,11103061,11133005 and 11121062);the Strategic Priority Research Program“The Emergence of Cosmological Structures”of the Chinese Academy of Sciences(Grant XDB09000000)
The radiative mechanism of black hole X-ray transients (BHXTs) in their quiescent states (defined as the 2-10 keV X-ray luminosity ≤ 10^34 erg s-1) remains unclear. In this work, we investigate the quasi-simultan...
supported by the Xinjiang Bairen project;the National Natural Science Foundation of China (NSFC, 11103021);West Light Foundation of CAS (LHXZ201201);Youth Innovation Promotion Association of CAS;the National Basic Research Program of China (973 Program, 2015CB857100)
SGR J1745-2900 is a magnetar near the Galactic center. X-ray observations of this source found a decreasing X-ray luminosity accompanied by an enhanced spindown rate. This negative correlation between X-ray luminosity...
Supported by the National Natural Science Foundation of China (Grant No. U1231202);partially supported by the National Basic Research Program of China (973 Program, 2013CB834900);the Fundamental Research Funds for Central Universities
Time-series photometric observations were made for the high amplitudeδScuti star CW Ser between 2011 and 2012 at the Xinglong Station of National Astronomical Observatories,Chinese Academy of Sciences.After performin...
supported by the National Natural Science Foundation of China (Grant Nos. 10873037 and 10921063);partially supported by the National Basic Research Program of China (973 Program, 2007CB815406)
We present the analysis of Spitzer/IRAC and near infrared imaging obser- vation of AFGL 5157, an active star forming region. In the IRAC images, this region shows strong emissions of polycyclic aromatic hydrocarbons i...
Supported by the National Natural Science Foundation of China;supported by the Natural Science Foundation of China (Grant No. 11133001);the National Basic Research Program of China (973 Program, 2009CB824800);the Qinglan project of Jiangsu Province
We perform numerical calculations to simulate the evolution of low-mass X-ray binary systems. For the accreting compact object we consider the initial mass of 1.4, 10, 20, 100, 200, 500 and 1000 Mo, corresponding to n...