搜索结果: 1-8 共查到“太阳与太阳系 dynamo”相关记录8条 . 查询时间(0.097 秒)
Dipole Collapse and Dynamo Waves in Global Direct Numerical Simulations
Dipole Collapse Dynamo Waves Global Direct Numerical Simulations
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2012/2/23
Magnetic fields of low-mass stars and planets are thought to originate from self-excited dynamo action in their convective interiors. Observations reveal a variety of field topologies ranging from lar...
Helicity of Solar Active Regions from a Dynamo Model
MHD—Sun activity—Sun magnetic fields—sunspots
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2010/9/16
We calculate helicities of solar active regions based on the idea that poloidal flux lines get wrapped around a toroidal flux tube rising through the convection zone, thereby giving rise to the helici...
Some Recent Developments in Solar Dynamo Theory
Sun magnetic field sunspots solar cycle MHD
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2010/9/16
We discuss the current status of solar dynamo theory and describe the dynamo model developed by our group. The toroidal magnetic field is generated in the tachocline by the strong differential rotatio...
Global Solar Dynamo Models: Simulations and Predictions
Sun magnetic fields solar cycle dynamo predictio
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2010/9/15
Flux-transport type solar dynamos have achieved considerable success in correctly simulating many solar cycle features, and are nowbeing used for prediction of solar cycle timing and amplitude.We firs...
Explained: Dynamo theory--Recent discoveries raise questions about how small planets can have self-sustaining magnetic fields（图）
Dynamo theory small planets self-sustaining magnetic fields
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2010/4/21
The Earth’s global magnetic field is generated in its metallic core, located nearly 3,000 kilometers beneath the planet’s surface. The field has existed on Earth for at least 3.5 billion years and off...
Some Recent Developments in Solar Dynamo Theory
Sun:magnetic field-sunspots-solar cycle-MHD
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2009/5/7
We discuss the current status of solar dynamo theory and describe the dynamo model developed by our group. The toroidal magnetic field is generated in the tachocline by the strong differential rotatio...
Helicity of Solar Active Regions from a Dynamo Model
MHD Sun:activity Sun:magnetic fields sunspots
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2009/5/7
We calculate helicities of solar active regions based on the idea that poloidal flux lines get wrapped around a toroidal flux tube rising through the convection zone, thereby giving rise to the helici...
Global Solar Dynamo Models：Simulations and Predictions
Sun magnetic fields: solar cycle dynamo prediction
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2009/5/5
Flux-transport type solar dynamos have achieved considerable
success in correctly simulating many solar cycle features, and are nowbeing
used for prediction of solar cycle timing and amplitude.We fi...