Results 21 to 30 of about 91,577 (233)

Assessment of ionospheric corrections for PPP-RTK using regional ionosphere modelling

open access: yesMeasurement science and technology, 2018
This paper presents an analysis of the ionospheric corrections required to get a significant improvement in PPP-RTK performance. The main aim was to determine the improvement in the position precision and time-to-first-fix in the PPP-RTK user side using ...
D. Psychas   +4 more
semanticscholar   +1 more source

Dawn–dusk asymmetries in the coupled solar wind–magnetosphere–ionosphere system: a review [PDF]

open access: yes, 2014
. Dawn–dusk asymmetries are ubiquitous features of the coupled solar-wind–magnetosphere–ionosphere system. During the last decades, increasing availability of satellite and ground-based measurements has made it possible to study these phenomena in more ...
A. Walsh   +10 more
semanticscholar   +1 more source

The STM32 microcontroller based pulse intensity registration system for the neutron monitor

open access: yesEPJ Web of Conferences, 2017
We present the outlines of a new microcontroller based data acquisition system which is aimed for reliable operation in a typical cosmic ray particle registration experiment.
Shepetov Alexander   +5 more
doaj   +2 more sources

Overview of Solar Wind–Magnetosphere–Ionosphere–Atmosphere Coupling and the Generation of Magnetospheric Currents

open access: yes, 2017
We review the morphology and dynamics of the electrical current systems of the terrestrial magnetosphere and ionosphere. Observations from the Active Magnetosphere and Planetary Electrodynamics Response Experiment (AMPERE) over the three years 2010 to ...
Steve E. Milan   +12 more
semanticscholar   +1 more source

The International Reference Ionosphere 2012 – a model of international collaboration

open access: yes, 2014
The International Reference Ionosphere (IRI) project was established jointly by the Committee on Space Research (COSPAR) and the International Union of Radio Science (URSI) in the late sixties with the goal to develop an international standard for the ...
D. Bilitza   +7 more
semanticscholar   +1 more source

Transmission of the electric fields to the low latitude ionosphere in the magnetosphere-ionosphere current circuit

open access: yesGeoscience Letters, 2016
The solar wind energy is transmitted to low latitude ionosphere in a current circuit from a dynamo in the magnetosphere to the equatorial ionosphere via the polar ionosphere.
T. Kikuchi, K. Hashimoto
semanticscholar   +1 more source

Front Matter

open access: yesGeophysical Monograph Series, Page i-xiv., 2020

This book is Open Access. A digital copy can be downloaded for free from Wiley Online Library.

Explores the behavior of carbon in minerals, melts, and fluids under extreme conditions

Carbon trapped in diamonds and carbonate-bearing rocks in subduction zones are examples of the continuing exchange of substantial carbon ...
wiley  

+1 more source

THE EFFECTS OF THE IONOSPHERE ON GROUND-BASED DETECTION OF THE GLOBAL 21 cm SIGNAL FROM THE COSMIC DAWN AND THE DARK AGES [PDF]

open access: yes, 2014
Detection of the global H i 21 cm signal from the Cosmic Dawn and the Epoch of Reionization is the key science driver for several ongoing ground-based and future ground-/space-based experiments.
A. Datta   +5 more
semanticscholar   +1 more source

Methods and Algorithms of Subsurface Holographic Sounding

open access: yesRemote Sensing, 2022
In our experiments, we develop and test portable multi-element receiver antenna arrays, electrically scanned in order to immediately obtain a recognizable image of subsurface objects.
A. V. Popov   +5 more
doaj   +1 more source

Classifying Seismic Events Linked to Solar Activity: A Retrospective LSTM Approach Using Proton Density

open access: yesAtmosphere
The influence of solar activity on seismic activity is a subject of debate. Previous studies have shown that there is sometimes a correlation and sometimes a contradiction between solar activity maxima and large earthquakes.
Aizhan Altaibek   +4 more
doaj   +1 more source

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