Methodology and consistency of slant and vertical assessments for ionospheric electron content models
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DOI: 10.1007/s00190-017-1032-z
Abstract: A summary of the main concepts on global ionospheric map(s) [hereinafter GIM(s)] of vertical total electron content (VTEC), with special emphasis on their assessment, is presented in this paper. It is based on the experience… read more here.
Keywords: electron content; gps; methodology; content models ... See more keywords
Joint estimation of vertical total electron content (VTEC) and satellite differential code biases (SDCBs) using low-cost receivers
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DOI: 10.1007/s00190-017-1071-5
Abstract: Vertical total electron content (VTEC) parameters estimated using global navigation satellite system (GNSS) data are of great interest for ionosphere sensing. Satellite differential code biases (SDCBs) account for one source of error which, if left… read more here.
Keywords: electron content; vtec; code; code biases ... See more keywords
Analysis of Plasma Bubble Signatures in Total Electron Content Maps of the Low-Latitude Ionosphere: A Simplified Methodology
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DOI: 10.1007/s10712-020-09584-7
Abstract: The ionosphere over the Brazilian region has particular characteristics due to the large geomagnetic declination angle over most of the territory. Furthermore, the equatorial ionization anomaly southern crest is located over the Brazilian territory. In… read more here.
Keywords: electron content; low latitude; methodology; plasma ... See more keywords
Total electron content anomalies associated with earthquakes occurred during 1998–2019
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DOI: 10.1016/j.actaastro.2020.06.005
Abstract: Abstract Statistical analyses on the intensification of seismic precursors before and after the earthquakes (EQs) from Global Navigation Satellite System (GNSS) based Total Electron Content (TEC) may provide evidences about the potential mechanisms of lithosphere-ionosphere… read more here.
Keywords: tec anomalies; electron content; 1998 2019; total electron ... See more keywords
Ionospheric total electron content response to September-2017 geomagnetic storm and December-2019 annular solar eclipse over Sri Lankan region
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DOI: 10.1016/j.actaastro.2021.01.006
Abstract: Abstract The geomagnetic storm and solar eclipse are two important transient phenomena that crucially influence the quiet time ionospheric behavior over the low latitudes. The present study investigates the ionospheric total electron content response to… read more here.
Keywords: total electron; storm; electron content; eclipse ... See more keywords
A global empirical orthogonal function model of plasmaspheric electron content
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DOI: 10.1016/j.asr.2019.09.039
Abstract: Abstract Based on the method for establishing a global plasmaspheric model using observations from COSMIC and MetOp-A orbit determination GNSS receivers, Chen et al. (2017) obtained a global plasmaspheric total electron content product with a… read more here.
Keywords: function; model; electron content; global plasmaspheric ... See more keywords
Interhemispheric comparison of the ionosphere and plasmasphere total electron content using GPS, radio occultation and ionosonde observations
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DOI: 10.1016/j.asr.2021.05.004
Abstract: Abstract We present a comparison of the ionosphere and plasmasphere total electron content over nearly geomagnetic conjugate locations Pruhonice ( 50.0 ∘ N, 14.6 ∘ E; 45.7 ∘ N geomagnetic), Czech Republic and Hermanus (… read more here.
Keywords: total electron; radio occultation; electron content; electron ... See more keywords
Impact of Hurricane Michael (2018) on local vertical total electron content
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DOI: 10.1016/j.jastp.2021.105647
Abstract: Abstract An analysis of vertical total electron content (TEC) estimates from the MIT Madrigal database is performed for the regions surrounding the eye of Hurricane Michael (2018). Absolute and detrended TEC values show a noticeable… read more here.
Keywords: hurricane; hurricane michael; vertical total; electron content ... See more keywords
Polar Electron Content From GPS Data‐Based Global Ionospheric Maps: Assessment, Case Studies, and Climatology
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DOI: 10.1029/2019ja027677
Abstract: The electron content distribution of the north and south polar ionosphere from 2001 to the beginning of 2019 is analyzed by using the UQRG global ionospheric map (GIM) of vertical total electron content (VTEC), computed… read more here.
Keywords: electron content; polar electron; global ionospheric; climatology ... See more keywords
Procedure for Extraction of Small-Scale Variations in the Total Electron Content of the Ionosphere with the Use of Transionospheric Sounding Data
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DOI: 10.1134/s1064226917110158
Abstract: A procedure for extraction of variations in the ionospheric total electron content (TEC) caused by the presence of local regions containing small-scale irregularities of the electron concentration has been developed. The procedure employs the transionospheric… read more here.
Keywords: electron content; extraction; procedure; procedure extraction ... See more keywords
POSSIBILITY AND MEASUREMENT OF EARTHQUAKE PREDICTION BASED ON TREND STUDY OF TOTAL ELECTRON CONTENT (TEC) OF EARTH'S IONOSPHERE
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DOI: 10.17973/mmsj.2020_10_2020021
Abstract: The article discusses a new breakthrough methodology for forecasting events and phenomena that are diverse in their physical nature. The article uses the total electron content trends (TEC) of the ionosphere as initial data for… read more here.
Keywords: electron content; earth ionosphere; total electron; earthquake ... See more keywords