Search Results - "KRIMIGIS, Stamatios M"
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Anisotropies of 40–139 keV Ions Measured beyond the Termination Shock and in the Very Local Interstellar Medium
Published in The Astrophysical journal (01-10-2024)“…Abstract We analyze the count rates of 40–139 keV ions that were measured in situ by the Low Energy Charged Particle instrument on Voyager 1 in order to…”
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Long- and Short-term Variability of Galactic Cosmic-Ray Radial Intensity Gradients between 1 and 9.5 au: Observations by Cassini, BESS, BESS-Polar, PAMELA, and AMS-02
Published in The Astrophysical journal (01-12-2020)“…Spatial gradients of galactic cosmic-ray (GCR) fluxes are important for studying charged particle transport in the heliosphere. Little is known so far about…”
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MESSENGER Observations of Extreme Loading and Unloading of Mercury's Magnetic Tail
Published in Science (American Association for the Advancement of Science) (06-08-2010)“…During MESSENGER's third flyby of Mercury, the magnetic field in the planet's magnetic tail increased by factors of 2 to 3.5 over intervals of 2 to 3 minutes…”
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Distribution and compositional variations of plasma ions in Mercury's space environment: The first three Mercury years of MESSENGER observations
Published in Journal of geophysical research. Space physics (01-04-2013)“…We have analyzed measurements of planetary ions near Mercury made by the MErcury Surface, Space ENvironment, GEochemistry, and Ranging (MESSENGER) Fast Imaging…”
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MESSENGER Observations of Magnetic Reconnection in Mercury's Magnetosphere
Published in Science (American Association for the Advancement of Science) (01-05-2009)“…Solar wind energy transfer to planetary magnetospheres and ionospheres is controlled by magnetic reconnection, a process that determines the degree of…”
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MESSENGER observations of dipolarization events in Mercury's magnetotail
Published in Journal of Geophysical Research: Space Physics (01-12-2012)“…Several series of large dipolarization events are documented from magnetic field observations in Mercury's magnetotail made by the MESSENGER spacecraft. The…”
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MESSENGER Observations of the Spatial Distribution of Planetary Ions Near Mercury
Published in Science (American Association for the Advancement of Science) (30-09-2011)“…Global measurements by MESSENGER of the fluxes of heavy ions at Mercury, particularly sodium (Na⁺) and oxygen (O⁺), exhibit distinct maxima in the northern…”
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MESSENGER and Mariner 10 flyby observations of magnetotail structure and dynamics at Mercury
Published in Journal of Geophysical Research: Space Physics (01-01-2012)“…The first (M1), second (M2), and third (M3) MESSENGER flybys of Mercury traversed the planet's magnetotail from 1.25 to 3.25 RM downstream of the planet, where…”
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MESSENGER observations of suprathermal electrons in Mercury's magnetosphere
Published in Geophysical research letters (28-01-2016)“…The X‐Ray Spectrometer (XRS) on the MErcury Surface, Space ENvironment, GEochemistry, and Ranging spacecraft regularly detected fluorescent X‐rays near Mercury…”
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Return to Mercury: A Global Perspective on MESSENGER's First Mercury Flyby
Published in Science (American Association for the Advancement of Science) (04-07-2008)“…In January 2008, the MErcury Surface, Space ENvironment, GEochemistry, and Ranging (MESSENGER) spacecraft became the first probe to fly past the planet Mercury…”
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MESSENGER Observations of the Composition of Mercury's Ionized Exosphere and Plasma Environment
Published in Science (American Association for the Advancement of Science) (04-07-2008)“…The region around Mercury is filled with ions that originate from interactions of the solar wind with Mercury's space environment and through ionization of its…”
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Mercury's Magnetosphere After MESSENGER's First Flyby
Published in Science (American Association for the Advancement of Science) (04-07-2008)“…Observations by MESSENGER show that Mercury's magnetosphere is immersed in a comet-like cloud of planetary ions. The most abundant, Na⁺, is broadly distributed…”
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MESSENGER observations of the plasma environment near Mercury
Published in Planetary and space science (01-12-2011)“…The MESSENGER Fast Imaging Plasma Spectrometer (FIPS) measured the bulk plasma characteristics of Mercury's magnetosphere and solar wind environment during the…”
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Spatial distribution and spectral characteristics of energetic electrons in Mercury's magnetosphere
Published in Journal of Geophysical Research: Space Physics (01-12-2012)“…The Energetic Particle Spectrometer (EPS) on the MESSENGER spacecraft, in orbit about Mercury since March 2011, has detected bursts of low‐ and moderate‐energy…”
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Modeling of the magnetosphere of Mercury at the time of the first MESSENGER flyby
Published in Icarus (New York, N.Y. 1962) (01-09-2010)“…The MESSENGER spacecraft flyby of Mercury on 14 January 2008 provided a new opportunity to study the intrinsic magnetic field of the innermost planet and its…”
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Quasi-trapped ion and electron populations at Mercury
Published in Geophysical research letters (01-12-2011)“…Mariner 10 and MESSENGER spacecraft observations have established that Mercury has an intrinsic magnetic field and magnetosphere. Following the March 2011…”
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MESSENGER Observations of Transient Bursts of Energetic Electrons in Mercury's Magnetosphere
Published in Science (American Association for the Advancement of Science) (30-09-2011)“…The MESSENGER spacecraft began detecting energetic electrons with energies greater than 30 kilo—electron volts (keV) shortly after its insertion into orbit…”
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MESSENGER observations of large flux transfer events at Mercury
Published in Geophysical research letters (01-01-2010)“…Six flux transfer events (FTEs) were encountered during MESSENGER's first two flybys of Mercury (M1 and M2). For M1 the interplanetary magnetic field (IMF) was…”
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Plasma Pressures in the Heliosheath From Cassini ENA and Voyager 2 Measurements: Validation by the Voyager 2 Heliopause Crossing
Published in Geophysical research letters (28-07-2019)“…We report “ground truth,” 28‐ to 3,500‐keV in situ ion and 5.2‐ to 55‐keV remotely sensed ENA measurements from Voyager 2/Low Energy Charged Particle detector…”
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MESSENGER observations of Mercury's magnetosphere during northward IMF
Published in Geophysical research letters (01-01-2009)“…MESSENGER's January 14, 2008, flyby of Mercury has provided new observations of the planet's magnetosphere for northward interplanetary magnetic field (IMF)…”
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