磁层顶
- 网络Magnetopause
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磁层顶边界层剪切流引起的MHD波模转化
Wave transformation induced by shear flow in the magnetopause boundary layer
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我国北极黄河站全天空极光观测显示了北极极区电离层对磁层顶磁重联有很好的响应,并且发现极光增亮的区域与行星际磁场(IMF)时钟角有很强的依赖关系。
The optical aurora measurements showed that the observational ionospheric region was good response to the magnetopause reconnections . The regions of the aurora brightening were much dependent on the IMF clock angle .
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行星际磁场By分量对地球磁层顶场向电流调制
Influence of interplanetary magnetic field b_y on the field-aligned current in the magnetopause
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不考虑磁层顶磁重联的全球三维MHD模型
No magnetic reconnection at the magnetopause : A new 3-D MHD simulation model
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磁层顶边界区剪切流MHD不稳定性的数值模拟研究III.大振幅MHD波
Simulation study of the MHD instabilities caused by the sheared flow at the boundarylayer of the magnetosphere
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Shueetal.[1997]模型中提出了一个数学函数:其中(r,θ)是磁层顶的空间参数,用来表示磁层顶的位置。
Shue et al . [ 1997 ] model proposed a new function form : where ( r ,θ) is the spatial parameters of the magnetopause , to represent the place of the magnetopause .
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本文解出了三维磁层顶的Chapman-Ferraro模型。
Chapman-Ferraro model is solved for a three dimentional magnetopause .
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本文应用三层模式和ISEE卫星观测资料,讨论了磁层顶旋转间断的稳定性。
In this paper , by using a three-layer model and the observations from Satellite ISEE , the stabilities of rotational discontinuity for magnetopause are discussed .
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用二维可压缩MHD方程组模拟研究了地球向阳面磁层顶区通量传输事件(FTEs)的基本特性,并与不可压缩情况下的结果进行了比较,指出了二者的适用范围。
The basic characters for flux transfer events at the dayside magnetopause are studied with a two-dimensional compressible MHD simulation , compared with the re sults of the incompressible model , and their applicable ranges are given .
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FTEs通量管中等离子体主要沿轴向场方向流动,整个通量管以慢于背景等离子体的速度沿磁层顶向南向尾运动;
The plasma inside the flux tubes flows dominantly along the axis aligned field , at the same time the flux tubes move southward to the tail and its velocity is slower than the background plasma ;
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磁层顶对磁层磁场的影响
The influence of the magnetopause on magnetic field within the magnetosphere
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磁层顶的简化模型和低杂漂移不稳定性
A Simplified Model of the Magnetopause and the Lower-hybrid-drift Instability
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磁层顶的涡旋诱发重联和单X线重联
Vortex-induced reconnection and single X line reconnection at the earth 's magnetopause
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磁层顶高纬边界层的瞬时重联过程
Transient magnetic reconnection processes at the high latitude boundary layer
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(ⅴ)磁层顶;载脂蛋白AⅤ基因对血脂和心血管疾病的影响
Influence of Apolipoprotein A5 Gene on Plasma Lipoprotein Level and Cardiovascular Disease
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太阳风与地磁场相互作用形成的磁层顶对磁层内磁场有重要影响。
The magnetopause exerts a tremendous influence on magnetic field within the magnetosphere .
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磁层顶位置的卫星观测
The spacecraft observations of the position of magnetopause
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磁层顶中的低混杂漂移不稳定性
The lower-hybrid-drift instability in the magnetopause
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磁层顶旋转间断的稳定性
Stabilities of Rotational Discontinuity for Magnetopause
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日侧磁层顶边界层是太阳风-磁层耦合和相互作用的重要区域。
The dayside magnetopause boundary layer is the key region for the solar wind-magnetosphere coupling and interaction .
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受卫星观测数据的限制,高纬磁层顶位形模型比较少。
There are few models for the high-latitude magnetopause because of the limit of the satellite observations data .
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本文采用磁层顶电流密度极大值来判断磁层顶的位置。
Maximum of the magnetopause current intensity was used to identify the magnetopause at these locations in this paper .
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磁场主要影响磁层顶形状,动压主要影响磁层顶尺度。
Magnetic field chiefly affect the shape of the magnetopause , dynamic pressure chiefly affect the size of the magnetopause .
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向日面磁层顶在平静太阳风条件下,处于10RE(RE为地球半径)左右。
Under the quiet solar wind condition , the dayside magnetopause is at about 10R_E from the center of the Earth .
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这些间断面会在太阳风的驱动下穿越弓激波并与地球磁层顶发生相互作用。
These discontinuities , carried by the solar wind , will go across the bow shock and then interact with the magnetopause .
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这些结果可以为我们进一步开展三维磁层顶结构研究和磁层顶位形的空间天气预报提供一定的基础。
These results provide some basis for further study of three-dimensional magnetopause structure and the forecasting of magnetopause shape for space weather .
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分析表明,这种方法可以用来识别磁层顶上可能出现的若干种间断。
The analysis shows that this method may be used to identify several types of the discontinuities which may occur at the magnetopause .
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实际磁层顶电流片的位置和强度与我们假设的理想磁层顶间断面计算结果基本吻合。
The location and intensity of the CF-current on the magnetopause are almost same as the results from the model of the ideal discontinuous surface .
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我们还发现,含有较强快波分量的扰动可从磁层顶剪切流场中获得能量而得到线性放大。
We also find that the fluctuations with stronger fast mode oscillations can gain more energy from the background shear flow and get amplified as a result .
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所有通量管都沿磁层顶表面运动,速度方向大体相同,都来自晨侧下方。
All flux ropes moved along the surface of the magnetopause in a similar direction indicating that these flux ropes were coming from the dawnside low latitude .