P-Modes Scattering by Sunspots
P-Modes Scattering by Sunspots
批准号:
9217930
负责人:
Douglas Braun
金额:
$13.22万
依托单位:
依托单位国家:
美国
项目类别:
Standard Grant
财政年份:
1993
资助国家:
美国
项目状态:
已结题
起止时间:
1993-04-01 至 1996-03-31
中文摘要
尽管太阳黑子的结构已经被大量的研究, 在光球和上面的细节,它只是最近才被 可以探测可见表面下的结构, 太阳 最近的工作表明,这可以使用散射 p模式声波的点。 这项工作将扩大到 包括来自各种有源区的p模式的散射, 出现的散射特性的时间演变, 衰减活动区和地下重建 形态学
英文摘要
Although the structure of sunspots has been studied in considerable detail in and above the photosphere, it has only recently been possible to probe the structure beneath the visible surface of the Sun. Recent work shows that this can be done using the scattering of p-mode acoustic waves by spots. This work will be expanded to include the scattering of p-modes from a variety of active regions, the temporal evolution of the scattering properties of emerging and decaying active regions and the reconstruction of the subsurface morphology.
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会议论文
A Helioseismic Study of Active Region Flows and their Contribution to Global Dynamics
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批准号:1623844
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项目类别:Continuing Grant
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资助金额:$36.7万
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财政年份:2017
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负责人:Douglas Braun
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依托单位:
Helioseismic Analyses of Subsurface Flows Associated with Flaring and Quiescent Active Regions
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批准号:1127327
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项目类别:Standard Grant
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资助金额:$63.84万
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财政年份:2011
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负责人:Douglas Braun
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依托单位:
Local Helioseismology with GONG
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批准号:0406225
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项目类别:Continuing Grant
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资助金额:$69.06万
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财政年份:2004
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负责人:Douglas Braun
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依托单位:
Acoustic Holography of the Solar Convection Zone with GONG Data
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批准号:9987286
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项目类别:Continuing Grant
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资助金额:$33.0万
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财政年份:2000
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负责人:Douglas Braun
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依托单位:
Sunspot Seismology with GONG Data
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批准号:9521637
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项目类别:Standard Grant
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资助金额:$7.0万
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财政年份:1996
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负责人:Douglas Braun
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依托单位:
A Seismic Investigation of Solar Active Regions
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批准号:9528249
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项目类别:Continuing Grant
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资助金额:$17.13万
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财政年份:1996
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负责人:Douglas Braun
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依托单位:
P-Modes Scattering by Sunspots
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批准号:9496171
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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:1993
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负责人:Douglas Braun
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依托单位:
国内基金
海外基金
Lagrangian origin of geometric approaches to scattering amplitudes
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批准号:24ZR1450600
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项目类别:省市级项目
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资助金额:--
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批准年份:2024
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负责人:ALEXANDER OCHIROV
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依托单位:
微波有源Scattering dark state粒子的理论及应用研究
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批准号:61701437
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项目类别:青年科学基金项目
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资助金额:28.0万元
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批准年份:2017
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负责人:李欢
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依托单位: