Results 21 to 30 of about 110,320 (298)

Ionospheric E–F valley observed by a sounding rocket at the low-latitude station Hainan [PDF]

open access: yesAnnales Geophysicae, 2013
According to the sounding rocket experiment conducted at Hainan ionospheric observatory (19.5° N, 109.1° E), a valley between the E layer and F layer in the ionospheric electron density profile is observed and presented.
J. K. Shi   +7 more
doaj   +1 more source

Research on Stellar Occultation Detection with Bandpass Filtering for Oxygen Density Retrieval

open access: yesRemote Sensing, 2023
Stellar occultation instruments detect the transmission of stellar spectra through the planetary atmosphere to retrieve densities of various atmospheric components.
Zheng Li   +6 more
doaj   +1 more source

Aerosol Retrieval over Land from the Directional Polarimetric Camera Aboard on GF-5

open access: yesAtmosphere, 2022
The DPC (Directional Polarization Camera) onboard the Chinese GaoFen-5 (GF-5) satellite is the first operational aerosol monitoring instrument capable of performing multi-angle polarized measurements in China.
Shupeng Wang   +9 more
doaj   +1 more source

Longitudinal structures of zonal wind in the thermosphere by the ICON/MIGHTI and the main wave sources

open access: yesEarth, Planets and Space, 2023
In this study, the neutral wind observations from the Michelson Interferometer for Global High-resolution Thermospheric Imaging (MIGHTI) instrument onboard Ionospheric CONnections (ICON) are used to investigate the longitudinal structure of zonal wind ...
Dan Li   +6 more
doaj   +1 more source

Statistical Characterization of the Magnetic Field in Space during Magnetic Storms

open access: yesAtmosphere, 2022
Magnetic storms are an important type of space weather and are usually caused by large streams of charged elementary particles (ions, for example) generated during solar wind production. The occurrence of magnetic storms can pose a threat to the internal
Shi-Han Wang   +6 more
doaj   +1 more source

Progress in space weather modeling in an operational environment [PDF]

open access: yes, 2013
This paper aims at providing an overview of latest advances in space weather modeling in an operational environment in Europe, including both the introduction of new models and improvements to existing codes and algorithms that address the broad range ...
Peter Velinov   +48 more
core   +1 more source

EUropean Heliospheric FORecasting Information Asset 2.0 [PDF]

open access: yes, 2022
Aims: This paper presents a H2020 project aimed at developing an advanced space weather forecasting tool, combining the MagnetoHydroDynamic (MHD) solar wind and coronal mass ejection (CME) evolution modelling with solar energetic particle (SEP) transport
Samara Evangelia   +36 more
core   +1 more source

SPACE WEATHER [PDF]

open access: yes, 2015
This chapter focuses on the link between Sun and Earth generically known as space weather . This link is referred to as the occurrence in the solar corona of energetic phenomenon such as flares and coronal mass ejections which can have a major impact on the Earth's space environment.
Joanna D. Haigh, Peter Cargill
  +4 more sources

Initial Cross-Validation of the OI 135.6 nm and LBH Radiances from FY3E/TriIPM and TIMED/GUVI

open access: yesRemote Sensing
Initial comparisons of the OI 135.6 nm and LBH radiances collected by the FY3E/TriIPM and TIMED/GUVI from 1 January 2023 to 15 May 2024 at 0500 LT and 1700 LT are performed in this study. The analysis reveals that the consistencies of the OI 135.6 nm and
Qian Ye   +3 more
doaj   +1 more source

Assessment and recommendations for a consolidated European approach to space weather - as part of a global space weather effort

open access: yes, 2019
Over the last 10-20 years there has been an ever-increasing international awareness of risks to modern society from adverse and potentially harmful - and in extreme cases even disastrous - space weather events.
Hapgood, Mike   +22 more
core   +1 more source

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