Millisecond Pulsar Search and Timing Investigations
Millisecond Pulsar Search and Timing Investigations
批准号:
9003404
负责人:
Donald Backer
金额:
$20.9万
依托单位国家:
美国
项目类别:
Continuing Grant
财政年份:
1990
资助国家:
美国
项目状态:
已结题
起止时间:
1990-06-15 至 1994-11-30
中文摘要
贝克博士的研究涵盖了脉冲星天体物理学一般领域的一系列研究。有两个主要的焦点:开发新的硬件来寻找具有快周期的脉冲星;通过调查来发现这门课上其他有趣的东西。一组脉冲星将作为天文时钟进行精密实验。具有毫秒周期的脉冲星和双星脉冲星可能形成了一类独特的中子星,它们的旋转周期是由伴星的角动量转移来处理的。孤立的毫秒脉冲星有一个不确定的过去,但如果伴星的蒸发能够完成,则可能符合双星的情况。贝克博士的研究包括寻找这类脉冲星的新成员,以及使用毫秒脉冲星作为天体时钟进行精确测量。
英文摘要
Dr. Backer's research covers a range of studies in the general field of pulsar astrophysics. There are two principal foci: the development of new hardware for searching for pulsars with fast periods; and surveys to discover other interesting objects in this class. A set of these pulsars will be monitored as celestial clocks for precision experiments. Pulsars with millisecond periods and binary pulsars probably form a distinct class of neutron stars that have rotational periods which are processed by angular momentum transfer from a companion star. The solitary millisecond pulsars have an uncertain past, but may fit the binary scenario if evaporation of a companion can proceed to completion. Dr. Backer's research is involved in both finding new members of this class of pulsars, and in using millisecond pulsars as celestial clocks for precision measurements.
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Collaborative Proposal for PAPER -- Precision Array to Probe the Epoch of Reionization
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批准号:0607838
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项目类别:Standard Grant
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资助金额:$0.0万
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财政年份:2006
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负责人:Donald Backer
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依托单位:
Collaborative Proposal: Science with the Allen Telescope Array
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批准号:0540690
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项目类别:Continuing Grant
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资助金额:$0.0万
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财政年份:2006
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负责人:Donald Backer
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依托单位:
A 496-BASELINE, DIGITAL CORRELATOR FOR PAPER -- PROTOTYPE ARRAY TO PROBE THE EPOCH OF REIONIZATION
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批准号:0505354
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项目类别:Standard Grant
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资助金额:$0.0万
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财政年份:2005
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负责人:Donald Backer
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依托单位:
Collaborative Research: Massive Surveys for Pulsars and Radio Transients Using the Arecibo L-band Feed Array
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批准号:0507807
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项目类别:Continuing Grant
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资助金额:$0.0万
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财政年份:2005
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负责人:Donald Backer
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依托单位:
Probing the Nanohertz Gravitational Wave Background
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批准号:0206044
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项目类别:Continuing Grant
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资助金额:$22.52万
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财政年份:2002
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负责人:Donald Backer
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依托单位:
An Agile, Precision Digital Spectrometer for Radio Science
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批准号:9987278
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项目类别:Continuing Grant
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资助金额:$22.03万
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财政年份:2000
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负责人:Donald Backer
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依托单位:
Compact Objects Viewed Through Turbulent Interstellar Plasma
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批准号:9820662
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项目类别:Continuing Grant
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资助金额:$20.3万
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财政年份:1999
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负责人:Donald Backer
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依托单位:
A Multi-Faceted Pulsar Processor for the Green Bank Telescope
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批准号:9731106
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项目类别:Continuing Grant
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资助金额:$13.4万
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财政年份:1998
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负责人:Donald Backer
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依托单位:
Studies of Compact Galactic Objects
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批准号:9307913
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项目类别:Continuing Grant
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资助金额:$27.09万
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财政年份:1993
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负责人:Donald Backer
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依托单位:
Very Long BaseLine Interferometer (VLBI) Research at the University of California, Berkeley Radio Astronomy Laboratory
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批准号:8815528
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项目类别:Standard Grant
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资助金额:$6.97万
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财政年份:1989
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负责人:Donald Backer
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依托单位:
Millisecond Pulsar Search
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批准号:8719094
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项目类别:Continuing Grant
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资助金额:$12.0万
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财政年份:1988
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负责人:Donald Backer
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依托单位:
Millisecond Pulsar Search
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批准号:8416863
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项目类别:Continuing Grant
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资助金额:$28.5万
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财政年份:1985
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负责人:Donald Backer
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依托单位:
海外基金