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[PDF] Top 20 The frequency variation of Pc5 ULF waves during a magnetic storm

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The frequency variation of Pc5 ULF waves during a magnetic storm

The frequency variation of Pc5 ULF waves during a magnetic storm

... impulses during a storm usually affect the Pc5 ...diurnal variation in the frequency. It is noted that the low- est Pc5 frequency is always seen at 2 mHz at both stations ... See full document

7

The strong Pc5 geomagnetic pulsations in the initial phase of the great magnetic storm of March 24, 1991

The strong Pc5 geomagnetic pulsations in the initial phase of the great magnetic storm of March 24, 1991

... the Pc5 range were observed in all three stations during the recovery phase of this ...The Pc5 observations can be subdivided into two intervals: 04–10 UT and 10–14 ...first Pc5 regime is ... See full document

6

Magnetospheric ULF wave studies in the frame of Swarm mission: a time frequency analysis tool for automated detection of pulsations in magnetic and electric field observations

Magnetospheric ULF wave studies in the frame of Swarm mission: a time frequency analysis tool for automated detection of pulsations in magnetic and electric field observations

... revealed ULF waves in the topside ionosphere (see Sut- cliffe and L¨uhr, 2003; Balasis et ...Pc3 waves have been clearly seen in the field-aligned (compressional) component of the magnetic field ... See full document

14

Modulation of the ionosphere by Pc5 waves observed simultaneously by GPS/TEC and EISCAT

Modulation of the ionosphere by Pc5 waves observed simultaneously by GPS/TEC and EISCAT

... magnetohydrodynamic waves as well. However, the effect of TEC modulation by ULF waves is not well examined as a responsible mechanism has not been firmly ...identified. During periods with ... See full document

13

Can Earth’s ULF Magnetic Micropulsations Induce Brain’s Spurious Activities?

Can Earth’s ULF Magnetic Micropulsations Induce Brain’s Spurious Activities?

... low frequency electromagnetic fields can destabilize the heartbeat, leading to a sudden death or ...a magnetic storm, and this is because micro variations begin 24 hours before the ...for ... See full document

14

Using ultra-low frequency waves and their characteristics to diagnose key physics of substorm onset

Using ultra-low frequency waves and their characteristics to diagnose key physics of substorm onset

... in frequency in order to objectively define the first time ULF wave amplitudes rise above a noise threshold, which we define as the onset of ULF waves, during magnetic substorms ... See full document

11

Statistical study of ULF waves in the magnetotail by THEMIS observations

Statistical study of ULF waves in the magnetotail by THEMIS observations

... identify ULF waves, following the technique of Takahashi ...mode magnetic field fluctuations (considered most likely in the Pc5 range) give rise to a node near the equatorial plane, making ... See full document

12

GEOTAIL observation of upstream ULF waves associated with lunar wake

GEOTAIL observation of upstream ULF waves associated with lunar wake

... polarized ULF waves with frequency of ...The ULF wave was propagating in a direction nearly parallel to the background magnetic ...observed frequency and polarization are ... See full document

12

Equatorial enhancement of Pc5–6 magnetic storm time geomagnetic pulsations

Equatorial enhancement of Pc5–6 magnetic storm time geomagnetic pulsations

... Geomagnetic Pc5–6 (1–4 mHz) pulsations during three magnetic storms have been analyzed using ground ob- servations at an array of 5 Indian stations ranging from ...both frequency bands at the ... See full document

6

Evolution and characteristics of global pc5 ULF waves during a high solar wind speed interval

Evolution and characteristics of global pc5 ULF waves during a high solar wind speed interval

... sector during a 3-hour subset of this interval that allows extensive analysis of the global nature of the pulsations and the tracing of their energy transfer from the solar wind to the ...hours, during ... See full document

16

Magnetic storm free ULF analysis in relation with earthquakes in Taiwan

Magnetic storm free ULF analysis in relation with earthquakes in Taiwan

... Hz) frequency bands, for isolated amplitude enhancements as indexes of determination associated with seismo-magnetic anomalies to mitigate disturbance caused by magnetic ...Seismo- magnetic ... See full document

8

Geomagnetic storms: historical perspective to modern view

Geomagnetic storms: historical perspective to modern view

... geomagnetic storm is characterized by a main phase dur- ing which the horizontal component of the Earth’s low- latitude magnetic fields are significantly depressed over a time span of one to a few hours ... See full document

11

Secular Effect of Geomagnetic Field and Gravitational Waves on Earth’s Satellite Orbits

Secular Effect of Geomagnetic Field and Gravitational Waves on Earth’s Satellite Orbits

... the magnetic field on the Kaplerian elements ( a , e , i , ω , Ω , τ ), it is necessary to represent the acceleration exerted by the magnetic field on a satellite as a function of the radial, orthogonal, ... See full document

9

On the Anomalies in ULF Magnetic Field Variations Prior to the 2008 Sichuan Earthquake

On the Anomalies in ULF Magnetic Field Variations Prior to the 2008 Sichuan Earthquake

... of ULF signal in time and frequency domains on a particular day of 15 April 2008 at the two stations: CDP (a) and XIC ...of ULF magnetic field (horizontal component H) in a particular ... See full document

10

Monitoring the Instantaneous Frequency Content of a Washing Machine during Startup

Monitoring the Instantaneous Frequency Content of a Washing Machine during Startup

... a frequency resolution of ...a frequency resolution of ...improved frequency resolution, the width of the ridge has not changed ...a frequency resolution of ... See full document

17

A review and upgrade of the lithospheric dynamics in context of the seismo-electromagnetic theory

A review and upgrade of the lithospheric dynamics in context of the seismo-electromagnetic theory

... The seismicity of an area is statistically determined by Gutenberg–Richter’s law on a geodynamic scale (Gutenberg and Richter, 1944). This law shows the number of earth- quakes N with magnitude equal to or greater than M ... See full document

13

Use of a radio frequency shield during 1.5 and 3.0 Tesla magnetic resonance imaging: experimental evaluation

Use of a radio frequency shield during 1.5 and 3.0 Tesla magnetic resonance imaging: experimental evaluation

... Abstract: Radiofrequency (RF) shields have been recently developed for the purpose of shielding portions of the patient’s body during magnetic resonance imaging (MRI) examinations. We pre­ sent an ... See full document

8

Interactions of energetic electrons with ULF waves triggered by interplanetary shock: Van Allen Probes observations in the magnetotail

Interactions of energetic electrons with ULF waves triggered by interplanetary shock: Van Allen Probes observations in the magnetotail

... flux variation following the initial injection of 30–500 keV elec- trons were observed by both ...by ULF wave, for the time interval between peaks of these variations was between 226 s and 301 s, while the ... See full document

14

Radiation belt electron acceleration by chorus waves during the 17 March 2013 storm

Radiation belt electron acceleration by chorus waves during the 17 March 2013 storm

... ~90° during the trajectories of Van Allen Probes A and B, which were mostly within 15° of the magnetic equator over the L* between 3 and ...evolution during the acceleration time interval from Pass 2 ... See full document

15

The use of the Poynting vector in interpreting ULF waves in magnetospheric waveguides

The use of the Poynting vector in interpreting ULF waves in magnetospheric waveguides

... the magnetic field, veloc- ity field, and Poynting vector components from the simulation for the satellite position x = 0 ...azimuthal magnetic field components have similar amplitudes, shown in Figures 7a and ... See full document

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