Results 11 to 20 of about 11,105 (201)

The Relationship of Exohiss Waves With Plasmaspheric Hiss Distribution and Solar Wind Parameters

open access: yesJournal of Geophysical Research - Space Physics, 2023
Exohiss waves below 0.1 electron cyclotron frequency (fce) are structureless whistler‐mode emissions typically observed in the plasmatrough. Plasmaspheric hiss may possibly propagate from the plasmasphere into the plasmatrough and evolve into exohiss ...
Jiwoo Seo, Kyung‐Chan Kim
semanticscholar   +1 more source

Tandem-biocatalysis reactors constructed by topological evolution of CaCO3 particles into hollow metal hydroxide spheres

open access: yesNature Communications, 2023
Despite remarkable advances in the design and synthesis of hollow inorganic spheres (HISs), the harsh synthetic conditions have precluded the applications of HISs to biochemical and biological fields.
Sang Yeong Han   +4 more
doaj   +1 more source

Nonlinear wave growth theory of whistler-mode chorus and hiss emissions in the magnetosphere

open access: yesEarth, Planets and Space, 2021
Nonlinear processes associated with the generation process of whistler-mode chorus emissions are summarized. The nonlinear dynamics of energetic electrons interacting with a coherent whistler-mode wave and the formation of electromagnetic electron holes ...
Y. Omura
semanticscholar   +1 more source

Patient reported outcome measure‐haemorrhoidal impact and satisfaction score (PROM‐HISS): Development, reliability and construct validity

open access: yesColorectal Disease, 2022
Haemorrhoidal disease (HD) is a frequently occurring disorder with a significant negative impact on a patient's quality of life. Here, we describe the development and validation of the Dutch patient reported outcome measure‐haemorrhoidal impact and ...
S. Kuiper   +6 more
semanticscholar   +1 more source

An empirical model of the global distribution of plasmaspheric hiss based on Van Allen Probes EMFISIS measurements

open access: yesEarth and Planetary Physics, 2020
Using wave measurements from the EMFISIS instrument onboard Van Allen Probes, we investigate statistically the spatial distributions of the intensity of plasmaspheric hiss waves.
JingZhi Wang   +9 more
doaj   +1 more source

Prediction of plasmaspheric hiss spectral classes

open access: yesFrontiers in Astronomy and Space Sciences, 2022
We present a random forests machine learning model for prediction of plasmaspheric hiss spectral classes from the Van Allen Probes dataset. The random forests model provides accurate prediction of plasmaspheric hiss spectral classes obtained by the self ...
Dmitri Kondrashov   +4 more
doaj   +1 more source

Low Frequency Plasmaspheric Hiss Wave Activity Parameterized by Plasmapause Location: Models and Simulations

open access: yesJournal of Geophysical Research - Space Physics, 2022
Plasmaspheric hiss waves are a dominant source of scattering for keV‐MeV radiation belt electrons within the plasmasphere. Previous simulation and modeling work concerning hiss waves has often incorporated them via particle‐based parameterizations (e.g.,
A. Saikin, A. Drozdov, D. Malaspina
semanticscholar   +1 more source

Van Allen Probes observation of plasmaspheric hiss modulated by injected energetic electrons [PDF]

open access: yesAnnales Geophysicae, 2018
Plasmaspheric hiss was observed by Van Allen Probe B in association with energetic electron injections in the outer plasmasphere. The energy of injected electrons coincides with the minimum resonant energy calculated for the observed hiss wave ...
R. Shi   +13 more
doaj   +1 more source

Acceleration of Electrons by Whistler‐Mode Hiss Waves at Saturn

open access: yesGeophysical Research Letters, 2022
Plasmaspheric hiss waves at the Earth are well known for causing losses of electrons from the radiation belts through wave particle interactions. At Saturn, however, we show that the different plasma density environment leads to acceleration of the ...
E. Woodfield   +5 more
semanticscholar   +1 more source

Internal source of plasmaspheric hiss on Earth

open access: yes地球与行星物理论评, 2022
Plasmasphere is an upward extension of the ionosphere at low and middle latitudes along the closed magnetic field lines rooted in the Earth, where the trapped whistler-mode waves in the frequency range from tens to thousands of Hertz are named as ...
Zhenpeng Su   +3 more
doaj   +1 more source

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