The results of data analysis showed that during the main and early recovery phases of the geomagnetic storm, a negative ionospheric F2 layer storm occurred globally.

A geomagnetic storm is brewing.

一场电磁风暴正在酝酿。

Throuth scaling and processing these ionogram data, the characteristics during one of the three geomagnetic storm events ( from April 13 to 17 of 2006) is studied in detail.

利用记录的频高图数据，通过参数标定和信息提取，对这三次磁暴事件中的一次事件（2006年4月13日至17日间发生）进行了较为详细的电离层暴时特性分析研究。

Most extreme high level of electron flux at geostationary orbit occurred during the geomagnetic storm recovery phase with the solar wind proton density lower than 4 cm-3 and strong substorm activity.

绝大多数高通量事件都是出现在磁暴恢复相期间，且太阳风质子密度低于4个/cm3并伴有亚暴时才会发生。

The effect of geomagnetic storm on VLF emission at cleft latitudes

日侧极隙纬度VLF波的磁暴效应

In this paper, the stratification events of the ionosphere related to geomagnetic storm in the night-time over Wuchang are studied.

本文研究了武昌上空与磁暴有关的电离层夜间分层事件。

If the geomagnetic storm is large enough, it can cause the operation of the power system face to threat.

地磁暴若足够大，就会给电力系统的运行带来威胁。

Low solar wind density and the strong substorm are the two key parameters leading to the 2 MeV electron flux at geostationary orbit reach very high level during the geomagnetic storm recovery phase.

在磁暴恢复相期间，低的太阳风密度和强的亚暴是导致地球同步轨道能量大于2MeV电子通量的达到极高值的两个关键参数。

The solar flares in February 1986 caused remarkable geomagnetic storm and ionospheric storm.

1986年2月的太阳耀斑爆发导致了强烈的磁暴和电离层暴。

An analysis of interplanetary sources of geomagnetic storm during November 7 ― 8, 1998

1998年11月7～8日磁暴的行星际源分析

The Impact of Geomagnetic Storm on Electrical Power Systems

地球磁爆活动对电力系统的影响

Moreover, when a shock penetrates an MC at the different depth, the resulting geomagnetic storm is also different.

而且，激波进入磁云的不同深度，引起的地磁扰动也不同。

It is widely accept that power systems are affected by the geomagnetic storm.

磁暴会对电力系统产生影响这种观点已经广泛为人们所接受。

By means of the observation data obtained under the ionogram work mode, three large geomagnetic storm events are observed in April, 2006.

通过系统的频高图工作模式下所获取的电离层特征参数观测数据，在2006年4月份的一个月间，观察到了三次大的磁暴事件。

Study of Ionospheric Irregularities in the Vicinity of SED Region During a Super Geomagnetic Storm

暴时密度增强区附近电离层不均匀体研究

Morphology analysis of mid and low latitude ionospheric response to geomagnetic storm

磁暴期间中低纬电离层暴形态和物理机制分析

The spectrum of the cosmic ray intensity in vertical direction has obvious variations 48h ahead of the geomagnetic storm which has more time ahead of the geomagnetic storm than the result obtained by the anisotropy method.

广州台垂直方向宇宙线强度的谱在磁暴发生前48h就出现明显的变化，比各向异性分析方法得到的时间提前量更大。

Longitudinal asymmetry of the main phase of the geomagnetic storm degree of graphitization

磁暴主相的经度不对称性

Global Ionospheric Response to the Geomagnetic Storm Event of April 6-7, 2000

全球电离层对2000年4月6-7日磁暴事件的响应

Denver-the most powerful geomagnetic storm possible walloped the Earth early wednesday, knocking out some airline communications but apparently causing no large power outages or other major problems.

丹佛－最强烈的太阳磁暴于本周三开始袭击地球，并对某些航空通讯联系产生了干扰，但没有出现大规模电力供应中断或其他重大问题。

Reduced risk of solar flares: In 1859, a massive solar flare and geomagnetic storm hit the Earth.

耀斑威胁减小：1859年，一场来自太阳的巨大的耀斑产生的超级磁暴袭击了地球。