国家自然科学基金(10873002)

作品数：7被引量：8H指数：2
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相关机构：广西大学广西师范学院更多>>
相关期刊：《Science China(Physics,Mechanics & Astronomy)》《天文学进展》《Research in Astronomy and Astrophysics》更多>>
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Physical origin of multi-wavelength emission of GRB 100418A and implications for its progenitor
《Research in Astronomy and Astrophysics》2012年第4期411-418,共8页Lan-Wei Jia Xue-Feng Wu Hou-Jun Lti Shu-Jin Hou En-Wei Liang 
supported by the National Natural Science Foundation of China (Grants Nos.11025313, 10873002 and 11078008);National Basic Research Program of China (973 Program, Grant No.2009CB824800);Chinese Academy of Sciences (Grant KJCXZ-YW-T19);Guangxi SHI-BAI-QIAN project (Grant No.2007201);Guangxi Science Foundation (2010GXNSFC013011, 2011-135)
Swift GRB 100418A is a long burst at z = 0.624 without detection of any associated supernova （SN）. Its light curves in both the prompt and afterglow phases are similar to GRB 060614, a nearby long GRB without an ass...
关键词：gamma-rays： bursts — individual： GRB 060614 GRB 100418A 
活动星系核射电延展区观测和理论研究
《天文学进展》2010年第4期373-382,共10页张晋 赵亚丽 
国家自然科学基金资助项目(11078008,11025313,10873002);973项目资助(2009CB824800)
随着探测设备角分辨率和灵敏度的提高,喷流、喷流节点和热斑等活动星系核延展结构在射电、红外、光学、X射线等越来越多的波段被探测到,分辨出其更细致的结构,促进了理论研究热潮的兴起,使该领域成为当今天体物理研究的活跃领域之一。...
关键词：活动星系核 喷流 热斑 节点 X射线辐射机制 
Gamma-ray bursts in the Swift-Fermi era:Confronting data with theory被引量：3
《Science China(Physics,Mechanics & Astronomy)》2010年第S1期14-23,共10页LIANG EnWei Physical Science & Technology College,Guangxi University,Nanning 530004,China 
supported by the National Basic Research Program of China (Grant No. 2009CB824800);the National Natural Science Foundation of China (Grant No. 10873002); Guangxi SHI-BAI-QIAN Project (Grant No. 2007201);the Program for 100 Young and Middle-aged Disciplinary Leaders in Guangxi Higher Education Institutions,and the Research Foundation of Guangxi University (Grant No. M30520)
With the prompt slewing capability of the X-ray and UV-optical telescopes onboard the Swift mission and with the gamma-ray large area telescope onboard the Fermi mission,gamma-ray bursts(GRBs) are now accessible in a ...
关键词：radiation mechanism GAMMA RAYS BURSTS high energy phenomenon 
GRB 090423:Marking the death of a massive star at z=8.2被引量：2
《Science China(Physics,Mechanics & Astronomy)》2010年第S1期64-68,共5页LIN Lin1,LIANG EnWei2 & ZHANG ShuangNan3 1 Department of Physics and Center for Astrophysics,Tsinghua University,Beijing 100084,China 2 Department of Physics,Guangxi University,Nanning 530004,China 3 Key Laboratory of Particle Astrophysics,Institute of High Energy Physics,Chinese Academy of Sciences,Beijing 100049,China 
supported by the National Natural Science Foundation of China (Grant Nos. 10821061, 10733010, 10725313, and 10873002);the National Basic Research Program of China (Grant No. 2009CB824800);Guangxi SHI-BAI-QIAN Project (Grant No. 2007201);the Program for 100 Young and Middle-aged Disciplinary Leaders in Guangxi Higher Education Institutions, the Research Foundation of Guangxi University (Grant No. M30520);the Ministry of Education of China, Directional Research Project of the Academy of Sciences (Grant No. KJCX2-YW-T03)
GRB 090423 is the new high-z record holder of Gamma-ray bursts(GRBs) with z-8.2.We present a detailed analysis of both the spectral and temporal features of GRB 090423 observed with Swift/BAT and Fermi/GBM.We find tha...
关键词：GAMMA-RAY BURSTS high energy phenomenon COSMOLOGY 
Spectral properties of Fermi/GBM gamma-ray bursts and the GeV emission detection rate with Fermi/LAT被引量：2
《Science China(Physics,Mechanics & Astronomy)》2010年第S1期73-77,共5页LV HouJun,LIANG EnWei & TONG XiaoFeng Department of Physics,Guangxi University,Nanning 530004,China 
support by the National Basic Research Program of China (Grant No. 2009CB824800);the National Natural Science Foundation of China (Grant No. 10873002);Guangxi SHI-BAI-QIAN Project (Grant No. 2007201);the Program for 100 Young and Middle-aged Disciplinary Leaders in Guangxi Higher Education Instituions,and the Research Foundation of Guangxi University (Grant No. M30520)
With a sample of 58 Fermi/GBM GRBs detected before 2009 May,we compare the spectral properties of GBM GRBs with those detected by CGRO/BTASE and HETE-2.Our results show that the spectral index distributions are very c...
关键词：gamma-ray BURSTS high energy phenomenon spectrum statistics 
Luminosity-peak energy relation in the decay phases of gamma-ray burst pulses被引量：1
《Science China(Physics,Mechanics & Astronomy)》2010年第1期163-170,共8页LU RuiJing & LIANG EnWei Physical Science & Technology College, Guangxi University, Nanning 530004, China 
supported by the National Natural Science Foundation of China (Grant Nos.10747001, 10873002, and 10847003);the National Basic Research Program of China (Grant No. 2009CB824800), and the Research Foundation of Guangxi University (Grant No. M30520)
Using time-resolved spectral data for a sample of 30 pulses in 27 bright GRBs detected with CGRO/BATSE, we investigate the luminosity-peak energy relation (L-E p relation) in the decay phases of these pulses. A tight ...
关键词：gamma RAY BURSTS observations statistical luminosity-peak energy RELATION 
X-ray flares of γ-ray bursts: Quakes of solid quark stars?被引量：4
《Science China(Physics,Mechanics & Astronomy)》2009年第2期315-320,共6页XU RenXin1 & LIANG EnWei2 1 School of Physics and State Key Laboratory of Nuclear Physics and Technology, Peking University, Beijing 100871, China 2 Department of Physics, Guangxi University, Nanning 530004, China 
Supported by the National Natural Science Foundation of China (Grant Nos. 10573002, 10778611, and 10873002); the National Basic Research Program of China (Grant No. 2009CB824800);the Research Foundation of Guangxi University (Grant No. M30520);the LCWR (Grant No. LHXZ200602)
A star-quake model is proposed to understand X-ray flares of both long and short γ-ray bursts (GRBs) in a solid quark star regime. Two kinds of central engines for GRBs are available if pulsar-like stars are actually...
关键词：γ-rays bursts: X-rays NEUTRON STARS ELEMENTARY PARTICLES 
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