Results 71 to 80 of about 541,486 (194)

The average solar wind in the inner heliosphere: Structures and slow variations [PDF]

open access: yes, 1983
Measurements from the HELIOS solar probes indicated that apart from solar activity related disturbances there exist two states of the solar wind which might result from basic differences in the acceleration process: the fast solar wind (v 600 kms(-)1 ...
Schwenn, R.
core   +1 more source

Tenuous solar winds: Insights on solar wind–magnetosphere interactions

open access: yesJournal of Atmospheric and Solar-Terrestrial Physics, 2008
Abstract During solar cycle 23 quasi-dropouts of the solar wind (density 1 cm - 3 ) were observed. These tenuous winds allow us to probe properties of the magnetosphere and its coupling to the solar wind which would otherwise be obscured by the effect of high density.
Farrugia, Charlie J.   +7 more
openaire   +4 more sources

Correcting for the solar wind in pulsar timing observations: the role of simultaneous a nd l ow-frequency observations

open access: yes, 2017
The primary goal of the pulsar timing array projects is to detect ultra-low-frequency gravitational waves. The pulsar data sets are affected by numerous noise processes including varying dispersive delays in the interstellar medium and from the solar ...
Dai, Shi   +3 more
core   +1 more source

The pick-up of cometary protons by the solar wind [PDF]

open access: yes
The High Energy Range Spectrometer (HERS) of the Ion Mass Spectrometer on the Giotto spacecraft measured the 3-dimensional distribution of picked-up cometary protons over a distance of approximately 8 million km upstream of the bow shock of Comet Halley.
eated solar wind protons.   +2 more
core   +1 more source

Development of graphomotor skills in senior preschoolers: a neuropsychological aspect

open access: yesВестник Тамбовского университета. Серия: Гуманитарные науки
The aim of the study is to generalize the available interdisciplinary data on the formation of graphomotor skills in older preschoolers and use them as a basis for describing the process of forming graphomotor skills in left-handed children.
A. A. Vorobyova, L. N. Makarova
doaj   +1 more source

Solar and Stellar Winds [PDF]

open access: yesHighlights of Astronomy, 1989
AbstractThis review discusses winds from stars with hot outer atmospheres, stars with coronae similar to the sun. It illustrates how solar observations can be used to test a theoretical model for solar-stellar winds, and thereby provide some insights concerning applications to studying winds from stars other than the sun.
openaire   +1 more source

Studying the Lunar-Solar Wind Interaction with the SARA Experiment aboard the Indian Lunar Mission Chandrayaan-1

open access: yes, 2010
The first Indian lunar mission Chandrayaan-1 was launched on 22 October 2008. The Sub-keV Atom Reflecting Analyzer (SARA) instrument onboard Chandrayaan-1 consists of an energetic neutral atom (ENA) imaging mass analyzer called CENA (Chandrayaan-1 ...
Barabash, Stas   +9 more
core   +1 more source

Konus-Wind and Helicon-Coronas-F Observations of Solar Flares

open access: yes, 2014
Results of solar flare observations obtained in the Konus-Wind experiment from November, 1994 to December, 2013 and in the Helicon Coronas-F experiment during its operation from 2001 to 2005, are presented.
Aptekar, R. L.   +9 more
core   +1 more source

SOLAR WINDS [PDF]

open access: yes, 1959
It is suggested that corpuscular radiation is hydrodynamic expansion of the solar corona which is called solar wind. Arguments are presented for this expansion of the solar corona in terms of motion of the comet tail aurorae production, magnetic storms, and cosmic-ray effects on earth. The corona is taken to be isotherrnal out to an undefined distance (
openaire   +2 more sources

Generation mechanism and influencing factors of transient overvoltage on ultra high-voltage direct current transmission

open access: yesFrontiers in Energy Research
The transient overvoltage caused by faults in ultra-high-voltage direct current (UHVDC) transmission lines and alternating current (AC) systems can adversely affect system safety and stability.
Weiwei Yao   +13 more
doaj   +1 more source

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