国家自然科学基金(11225314)

作品数：13被引量：13H指数：2
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相关机构：北京大学更多>>
相关期刊：《Chinese Physics C》《中国科学：物理学、力学、天文学》《Science China(Physics,Mechanics & Astronomy)》《Research in Astronomy and Astrophysics》更多>>
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Pulsar giant pulse: Coherent instability near light cylinder被引量：1
《Science China(Physics,Mechanics & Astronomy)》2019年第7期113-122,共10页WeiYang Wang JiGuang Lu SongBo Zhang XueLei Chen Rui Luo RenXin Xu 
supported by the China Program of International ST Cooperation 2016YFE 0100300;the National Natural Science Foundation of China (Grant Nos. 11473044, 11633004, and 11653003);the Chinese Academy of Sciences (Grant No. QYZDJ-SSW-SLH017);supported by the the National Natural Science Foundation of China (Grant No. 11225314);the Open Project Program of the Key Laboratory of Radio Astronomy, Chinese Academy of Sciences;supported by the National Natural Science Foundation of China (Grant No. U15311243);the National Basic Research Program of China (Grant Nos. 2015CB857101, XDB23010200, 11690024, 11373011);the Max-Planck Partner Group;supported by the National Key R&D Program of China (Grant No. 2017YFA0402602);the National Natural Science Foundation of China (Grant Nos. 11673002, and U1531243);the Strategic Priority Research Program of Chinese Academy of Sciences (Grant No. XDB23010200);supported by the National Natural Science Foundation of China (Grant Nos. 11573039, 11661161015, and 11790301);supported by the Special Funding for Advanced Users, budgeted and administrated by Center for Astronomical Mega-Science, Chinese Academy of Sciences (CAMS)
Giant pulses(GPs) are extremely bright individual pulses of radio pulsar. In microbursts of Crab pulsar, which is an active GP emitter, zebra-pattern-like spectral structures are observed, which are reminiscent of the...
关键词：NEUTRON star pulsar radiation mechanisms INSTABILITIES in PLASMAS 
Study of three rotating radio transients with FAST被引量：2
《Science China(Physics,Mechanics & Astronomy)》2019年第5期25-31,共7页JiGuang Lu Bo Peng Kuo Liu Peng Jiang YouLing Yue Meng Yu Ye-Zhao Yu FeiFei Kou Lin Wang FAST Collaboration 
supported by the National Key R&D Program of China(Grant No.2018YFA0404703);the National Natural Science Foundation of China(Grant No.11225314);the Open Project Program of the Key Laboratory of FAST,NAOC,Chinese Academy of Sciences;the Project of Chinese Academy of Sciences(CAS);supported by the Special Funding for Advanced Users,budgeted and administrated by Center for Astronomical Mega-Science,Chinese Academy of Sciences(CAMS);the Max-Planck-Society(MPS)Collaboration;the financial support by the European Research Council for the ERC Synergy Grant BlackHoleCam(Grant No.610058);supported by the National Key R&D Program of China(Grant No.2017YFA0402600);the Chinese Academy of Sciences "Light of West China" Program
Rotating radio transients(RRATs) are peculiar astronomical objects whose emission mechanism remains under investigation.In this paper, we present observations of three RRATs, J1538+2345, J1854+0306 and J1913+1330, car...
关键词：RADIATION MECHANISMS RADIO PULSARS 
The radiation structure of PSR B2016+28 observed with FAST
《Science China(Physics,Mechanics & Astronomy)》2019年第5期38-51,共14页JiGuang Lu Bo Peng RenXin Xu Meng Yu Shi Dai WeiWei Zhu Ye-Zhao Yu Peng Jiang YouLing Yue Lin Wang FAST Collaboration 
supported by the National Key R&D Program of China(Grant Nos.2018YFA0404703,and 2017YFA0402602);the National Natural Science Foundation of China(Grant Nos.11673002,and 11225314);the Open Project Program of the Key Laboratory of FAST,National Astronomical Observatories,Chinese Academy of Sciences;the project of Chinese Academy of Sciences(CAS);supported by the Special Funding for Advanced Users,budgeted and administrated by Center for Astronomical Mega-Science,Chinese Academy of Sciences(CAMS);Chinese Academy of Sciences "Light of West China" Program;the Max-Planck-Society(MPS)collaboration;supported by the National Key R&D Program of China(Grant No.2017YFA0402600)
With the largest dish Five-hundred-meter Aperture Spherical radio Telescope(FAST), both the mean and single pulses of PSR B2016+28, especially including the single-pulse structure, are investigated in detail in this s...
关键词：radiation mechanisms MATHEMATICAL procedures and computer techniques RADIO PULSARS 
The role of FAST in pulsar timing arrays被引量：5
《Research in Astronomy and Astrophysics》2019年第2期39-54,共16页George Hobbs Shi Dai Richard N.Manchester Ryan M.Shannon Matthew Kerr Ke-Jia Lee Ren-Xin Xu 
support from the Australian Research Council (ARC) Future Fellowship programme;support from the National Natural Science Foundation of China (11225314)
The Five-hundred-meter Aperture Spherical radio Telescope(FAST) will become one of the world-leading telescopes for pulsar timing array(PTA) research. The primary goals for PTAs are to detect(and subsequently study) u...
关键词：stars:pulsars GRAVITATIONAL WAVES 
How can FAST improve study of the pulsar emission mechanism and magnetospheric dynamics?被引量：3
《Research in Astronomy and Astrophysics》2019年第2期55-64,共10页Hong-Guang Wang Guo-Jun Qiao Yuan-Jie Du Ji-Guang Lu Ren-Xin Xu Ke-Jia Lee Xiong-Wei Liu 
supported by the National Basic Research Program of China (973 program, Grant No. 2012CB821800);the National Natural Science Foundation of China (Grant Nos. 11573008, 11178001, 11225314, 11303069 and 11373011)
The Five-hundred-meter Aperture Spherical radio Telescope(FAST) has the potential to discover many new pulsars and new phenomena. In this paper we mainly concentrate on how FAST can impact study of the pulsar emission...
关键词：pulsars:general pulsars: RADIO EMISSION RADIATION mechanisms:non-thermal 
Causal propagation of signals in strangeon matter被引量：1
《Science China(Physics,Mechanics & Astronomy)》2018年第8期82-88,共7页JiGuang Lu EnPing Zhou XiaoYu Lai RenXin Xu 
supported by the National Key R&D Program of China(Grant No.2017YFA0402600);the National Natural Science Foundation of China(Grant No.11225314);the Open Project Program of the Key Laboratory of Radio Astronomy and the Open Project Program of the Key Laboratory of FAST,NAOC,Chinese Academy of Sciences;The FAST FELLOWSHIP is supported by Special Funding for Advanced Users,budgeted and administrated by Center for Astronomical Mega-Science,Chinese Academy of Sciences(CAMS)
The state equation for strangeon matter is very stiff due to the non-relativistic nature of its particles and their repulsive interaction, such that pulsar masses as high as ～ 3M would be expected. However, an adiaba...
关键词：equations of state of neutron-star matter acoustic signal processing control theory 
The optical/UV excess of X-ray-dim isolated neutron star Ⅱ.Nonuniformity of plasma on a strangeon star surface
《Research in Astronomy and Astrophysics》2018年第7期81-92,共12页Wei-Yang Wang Yi Feng Xiao-Yu Lai Yun-Yang Li Ji-Guang Lu Xuelei Chen Ren-Xin Xu 
support of MoST(2016YFE0100300);the National Natural Science Foundation of China(NSFC,Nos.11473044,11633004,11653003);CAS(QYZDJ-SSW-SLH017);supported by the Open Project Program of the Key Laboratory of FAST,Chinese Academy of Sciences(CAS);supported by the West Light Foundation(XBBS-2014-23); NSFC(No.11203018);supported by NSFC(No.11225314);the Open Project Program of the Key Laboratory of Radio Astronomy,CAS;supported by the National Key R&D Program of China(No.2017YFA0402602);NSFC(Nos.11673002 and U1531243);the Strategic Priority Program of CAS(No.XDB23010200);supported by Special Funding for Advanced Users,budgeted and administrated by the Center for Astronomical Mega-Science,Chinese Academy of Sciences(CAMS).
Several X-ray-dim isolated neutron stars （XDINSs）, also known as the Magnificent Seven, exhibit a Planck-like soft X-ray spectrum. In the optical/ultraviolet （UV） band, there is an excess of radiation compared to ...
关键词：X-rays stars - stars neutron - stars individual 
Spontaneous magnetization of solid quark-cluster stars
《Chinese Physics C》2016年第9期75-81,共7页来小禹 徐仁新 
Supported by 973 Program(2012CB821801);West Light Foundation(XBBS-2014-23);National Natural Science Foundation of China(11203018,11225314,11365022);Science Project of Universities in Xinjiang(XJEDU2012S02);Doctoral Science Foundation of Xinjiang University(BS120107)
Pulsar-like compact stars usually have strong magnetic fields, with strengths from -10^8 to -10^12 G on the surface. How such strong magnetic fields can be generated and maintained is still an unsolved problem,which i...
关键词：PULSARS strange stars magnetic fields 
Spindown of magnetars:quantum vacuum friction?
《Research in Astronomy and Astrophysics》2016年第1期73-78,共6页Xue-Yu Xiong Chun-Yuan Gao Ren-Xin Xu 
supported by the National Natural Science Foundation of China (11225314);XTP XDA04060604;Sino Probe-09-03 (201311194-03)
Magnetars are proposed to be peculiar neutron stars which could power their X-ray radiation by super-strong magnetic fields as high as 〉 10^（14） G.However,no direct evidence for such strong fields has been obtained...
关键词：ulsars： general -- radiation： dynamics -- stars： magnetars -- stars： neutron 
A corresponding-state approach to quark-cluster matter
《Chinese Physics C》2014年第5期38-47,共10页郭彦君 来小禹 徐仁新 
Supported by National Basic Research Program of China(2012CB821800);National Natural Science Foundation of China(11225314,11203018);National Fund for Fostering Talents of Basic Science(NFFTBS)(J1030310/J1103205)
The state of super-dense matter is essential for us to understand the nature of pulsars; however, non- perturbative quantum chromodynamics makes it very difficult to make direct calculations of the state of cold matte...
关键词：PULSARS neutron stars elementary particles 
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