Results 1 to 10 of about 5,706 (219)

Research on Ground Calibration Technology for Geomagnetism Sensors [PDF]

open access: yesMATEC Web of Conferences, 2018
The measurements of geomagnetism sensors are often affected by self-factors, install-factors and environment factors, therefore they often exist error and cause measurement accuracy reduction.
Hui Zhang, Chuanjun Li, Yukuan Liu
doaj   +3 more sources

Effects of Killari earthquake on the paleo-channel of Tirna River Basin from Central India using anisotropy of magnetic susceptibility

open access: yesScientific Reports, 2020
The Killari Earthquake (Moment magnitude 6.1) of September 30, 1993, occurred in the state of Maharashtra, India, has an epicenter (18°03′ N, 76°33′ E) located at ~ 40 km SSW of Killari Town.
B. V. Lakshmi   +3 more
doaj   +1 more source

A Mechanism for Large-Amplitude Parallel Electrostatic Waves Observed at the Magnetopause

open access: yesPlasma, 2023
Large-amplitude electrostatic waves propagating parallel to the background magnetic field have been observed at the Earth’s magnetopause by the Magnetospheric Multiscale (MMS) spacecraft.
Gurbax Singh Lakhina   +4 more
doaj   +1 more source

Simultaneous observations of ESF irregularities over Indian region using radar and GPS [PDF]

open access: yesAnnales Geophysicae, 2008
In this paper, we present simultaneous observations of temporal and spatial variability of total electron content (TEC) and GPS amplitude scintillations on L1 frequency (1.575 GHz) during the time of equatorial spread F (ESF) while the MST radar (53 ...
S. Sripathi   +5 more
doaj   +1 more source

Author Correction: Revelation of early detection of co-seismic ionospheric perturbations in GPS-TEC from realistic modelling approach: Case study

open access: yesScientific Reports, 2018
A correction to this article has been published and is linked from the HTML and PDF versions of this paper. The error has been fixed in the paper.
Dhanya Thomas   +8 more
doaj   +1 more source

The CHAOS-7 geomagnetic field model and observed changes in the South Atlantic Anomaly

open access: yesEarth, Planets and Space, 2020
We present the CHAOS-7 model of the time-dependent near-Earth geomagnetic field between 1999 and 2020 based on magnetic field observations collected by the low-Earth orbit satellites Swarm, CryoSat-2, CHAMP, SAC-C and Ørsted, and on annual differences of
Christopher C. Finlay   +6 more
doaj   +1 more source

Simulating the dependence of seismo-ionospheric coupling on the magnetic field inclination [PDF]

open access: yesAnnales Geophysicae, 2018
Infrasound generated during a seismic event upon reaching the ionospheric heights possesses the ability to perturb the ionosphere. Detailed modelling investigation considering 1-D dissipative linear dynamics, however, indicates that the magnitude of ...
L. M. Joshi   +4 more
doaj   +1 more source

The geomagnetic and geoelectric response to the May 2024 geomagnetic storm in the United Kingdom

open access: yesFrontiers in Astronomy and Space Sciences
The “Gannon” geomagnetic storm of 10 −12 May 2024 was the first extreme storm of the solar cycle 25 and the largest storm in more than 20years. The auroral electrojet, driven by a strong negative interplanetary magnetic field exceeding −50nT, moved ...
E. Lawrence   +8 more
doaj   +1 more source

Climate Change and Monsoon: Looking Into Its Antecedents

open access: yesSAGE Open, 2019
Climate change is a tricky issue. The Indian subcontinent has experienced many regional and local climatic changes in its past. There is overwhelming geological evidence of global climatic changes which are associated with extinctions and new life form ...
Praveen B. Gawali   +2 more
doaj   +1 more source

The afternoon counter-electrojet current system along the 75°E meridian during the IEEY

open access: yesEarth, Planets and Space, 2017
In the present study, the technique of principal component analysis (PCA) is applied to analyze the hourly mean values of geomagnetic field components D, H, and Z along an Indo-Russian chain of stations during the International Equatorial Electrojet Year
S. K. Bhardwaj, P. B. V. Subba Rao
doaj   +1 more source

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