Linear and Nonlinear Plasma Waves Generated by the Earth's Bow Shock
Linear and Nonlinear Plasma Waves Generated by the Earth's Bow Shock
批准号:
8918190
负责人:
Steven Spangler
金额:
$5.0万
依托单位:
依托单位国家:
美国
项目类别:
Standard Grant
财政年份:
1990
资助国家:
美国
项目状态:
已结题
起止时间:
1990-04-01 至 1991-09-30
中文摘要
这项研究是当前计划的继续,该计划涉及对地球弓激波附近的等离子体波进行理论和观测研究。会议将讨论四个主要议题。这包括(1)Alfven波的理论研究;(2)前震观测分析;(3)使用线性分析技术继续进行与电子束不稳定性有关的研究;(4)使用数值计算机技术进行电子束不稳定性模拟。这项研究将研究阿尔芬波和朗缪尔波,这两种波都已知存在于太空的这一部分。研究太阳风与地球环境的波和粒子相互作用对于我们进一步了解将地球大气结构与太阳可变性联系在一起的各种耦合过程是至关重要的。*//
英文摘要
This research provides a continuation of the current program involving theoretical and observational studies of plasma waves in the vicinty of the Earth's bow shock. Four major topics will be addressed. These include (1) theretical studies of Alfven waves; (2) analysis of observations in the foreshock; (3) continuation of studies relating to electron beam instabilities using linear analytical techniques; and (4) electron beam instability simulations using numerical computer techniques. The research will address both Alfven and Langmuir waves, both of which are known to exist in this part of space. Studies of the of the wave and particle interaction of the solar wind with the Earth environment are essential to futher our understanding of the various coupoling processes tying the Earth's atmospheric structure to solar variability. *** //
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Collaborative Research: Radioastronomical Remote Sensing of the Solar Corona
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批准号:0956901
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项目类别:Continuing Grant
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资助金额:$30.49万
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财政年份:2010
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负责人:Steven Spangler
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依托单位:
Plasma Turbulence in the Interstellar Medium: Characteristics and Consequences
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批准号:0907911
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项目类别:Continuing Grant
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资助金额:$38.76万
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财政年份:2009
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负责人:Steven Spangler
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依托单位:
Studies of Solar Wind and Coronal Turbulence via Radioastronomical Observations
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批准号:0354782
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项目类别:Continuing Grant
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资助金额:$35.85万
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财政年份:2004
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负责人:Steven Spangler
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依托单位:
Studies of Solar Wind and Coronal Turbulence via Radioastronomical Observations
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批准号:0311825
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项目类别:Standard Grant
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资助金额:$5.2万
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财政年份:2003
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负责人:Steven Spangler
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依托单位:
Radioastronomical Studies of Plasmas from the Solar Corona to the Orbit of the Earth
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批准号:9986887
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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:2000
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负责人:Steven Spangler
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依托单位:
Radioastronomical Studies of the Solar Corona and Solar Wind
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批准号:9616721
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项目类别:Continuing Grant
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资助金额:$19.5万
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财政年份:1997
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负责人:Steven Spangler
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依托单位:
The Study of Coronal Plasma Turbulence with Radioastro- nomical Interferometers
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批准号:9216821
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项目类别:Continuing Grant
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资助金额:$21.6万
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财政年份:1993
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负责人:Steven Spangler
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依托单位:
Nonlinear Plasma Waves at the Earth's Bow Shock
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批准号:9021985
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项目类别:Continuing Grant
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资助金额:$15.5万
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财政年份:1991
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负责人:Steven Spangler
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依托单位:
An Instructional Radio Telescope for Undergraduate Studies in Astronomy, Physics, and Engineering
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批准号:9152551
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项目类别:Standard Grant
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资助金额:$1.63万
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财政年份:1991
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负责人:Steven Spangler
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依托单位:
Radioastronomical Studies of Interstellar Plasma Turbulence
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批准号:8916805
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项目类别:Standard Grant
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资助金额:$11.1万
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财政年份:1990
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负责人:Steven Spangler
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依托单位:
Radioastronomical Studies of Plasma Waves in the Solar Corona and Solar Winds
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批准号:8921587
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项目类别:Continuing Grant
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资助金额:$6.0万
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财政年份:1990
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负责人:Steven Spangler
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依托单位:
Linear and Nonlinear Plasma Waves Generated by the Earth's Bow Shock
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批准号:8716770
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项目类别:Continuing Grant
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资助金额:$8.88万
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财政年份:1988
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负责人:Steven Spangler
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依托单位:
Nonlinear Alfven Waves in the Solar Wind
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批准号:8513869
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项目类别:Standard Grant
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资助金额:$4.5万
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财政年份:1986
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负责人:Steven Spangler
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依托单位:
Properties of Alfven Waves and Magnetic Irregularities in Astrophysical Plasmas
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批准号:8217714
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项目类别:Continuing Grant
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资助金额:$8.1万
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财政年份:1983
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负责人:Steven Spangler
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依托单位:
海外基金