Results 41 to 50 of about 9,560 (226)

Velocity profiles of interplanetary shocks [PDF]

open access: yes, 1983
The type 2 radio burst was identified as a shock propagating through solar corona. Radio emission from shocks travelling through the interplanetary (IP) medium was observed.
Cane, H. V.
core   +1 more source

Localized enhancements of energetic particles at oblique collisionless shocks

open access: yes, 2015
We investigate the spatial distribution of charged particles accelerated by non-relativistic oblique fast collisionless shocks using three-dimensional test-particle simulations.
Fraschetti, Federico, Giacalone, Joe
core   +1 more source

Spaceborne and spaceborn: Physiological aspects of pregnancy and birth during interplanetary flight

open access: yesExperimental Physiology, EarlyView.
Abstract Crewed interplanetary return missions that are on the planning horizon will take years, more than enough time for initiation and completion of a pregnancy. Pregnancy is viewed as a sequence of processes – fertilization, blastocyst formation, implantation, gastrulation, placentation, organogenesis, gross morphogenesis, birth and neonatal ...
Arun V. Holden
wiley   +1 more source

Generation and evolution of interplanetary slow shocks [PDF]

open access: yesAnnales Geophysicae, 1996
It is well known that most MHD shocks observed within 1 AU are MHD fast shocks. Only a very limited number of MHD slow shocks are observed within 1 AU.
C.-C. Wu, S. T. Wu, M. Dryer
doaj   +1 more source

Editorial to the Special Issue “Propagation of Coronal Mass Ejections”

open access: yesUniverse, 2023
Coronal mass ejections (CMEs) and their associated shocks are one of the main drivers of heliosphere variability, causing both interplanetary and planetary perturbations [...]
Mateja Dumbović, Fang Shen
doaj   +1 more source

Electron heating at interplanetary shocks [PDF]

open access: yes, 1982
Data for 41 forward interplanetary shocks show that the ratio of downstream to upstream electron temperatures. T sub e (d/u) is variable in the range between 1.0 (isothermal) and 3.0.
Asbridge, J. R.   +4 more
core   +1 more source

Diffusion Coefficients of WIND/STICS Protons from Diffusive Shock Acceleration with Finite Escape Boundaries

open access: yesThe Astrophysical Journal
Heliospheric suprathermal ions include inner-source pickup ions, cometary ions, solar energetic particles, and suprathermal tail particles. Despite exhaustive observation and formalisms, their role in interplanetary shock acceleration has yet to be ...
Johann R. Mejia-Ott, Brent M. Randol
doaj   +1 more source

Interplanetary Shocks between 0.3 and 1.0 au: Helios 1 and 2 Observations

open access: yesThe Astrophysical Journal, 2023
The Helios 1 (H1) and Helios 2 (H2) spacecraft measured the solar winds at a distance between ∼0.3 and 1.0 au from the Sun. With increasing heliocentric distance ( r _h ), the plasma speed is found to increase at ∼34–40 km s ^−1 au ^−1 and the density ...
Rajkumar Hajra   +5 more
doaj   +1 more source

Dynamical evolution of interplanetary magnetic fields and flows between 0.3 AU and 8.5 AU: Entrainment [PDF]

open access: yes, 1983
The radial evolution of interplanetary flows and associated magnetic fields between 0.3 AU and 8.5 was analyzed using data from Helios 1 and Voyager 1, respectively.
Burlaga, L. F.   +2 more
core   +2 more sources

Solar Energetic Particle Forecasting With Multi‐Task Deep Learning: SEPNET

open access: yesJournal of Geophysical Research: Machine Learning and Computation, Volume 3, Issue 3, June 2026.
Abstract Solar energetic particle (SEP) events pose severe threats to spacecraft, astronaut safety, and aviation operations. Accurate SEP forecasting remains a critical challenge in space weather research as a result of their complex origins and highly variable propagation.
Yian Yu   +5 more
wiley   +1 more source

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