Results 71 to 80 of about 5,709 (297)

Structure and Dynamics of Erupting Solar Prominences Using the Rolling Hough Transform: Toward a Feature-oriented Classification

open access: yesThe Astrophysical Journal
The classification of solar prominences has proven to be challenging, due to their diverse morphologies and dynamical behavior. Complexity is heightened when considering eruptive prominences, where the dynamics demand methods capable of capturing ...
Harry Birch, Stéphane Régnier
doaj   +1 more source

Inference of magnetic fields in inhomogeneous prominences

open access: yes, 2016
Most of the quantitative information about the magnetic field vector in solar prominences comes from the analysis of the Hanle effect acting on lines formed by scattering.
Atanackovic, Olga   +2 more
core   +2 more sources

On the Asymmetric Longitudinal Oscillations of a Pikelner's Model Prominence [PDF]

open access: yes, 2016
We present analytical and numerical models of a normal-polarity quiescent prominence that are based on the model of Pikelner (Solar Phys. 1971, 17, 44 ).
Kraskiewicz, J.   +3 more
core   +2 more sources

Hot prominence spicules launched from turbulent cool solar prominences [PDF]

open access: yesAstronomy & Astrophysics, 2019
A solar filament is a dense cool condensation that is supported and thermally insulated by magnetic fields in the rarefied hot corona. Its evolution and stability, leading to either an eruption or disappearance, depend on its coupling with the surrounding hot corona through a thin transition region, where the temperature steeply rises.
L. P. Chitta, H. Peter, L. Li
openaire   +3 more sources

Efficient Membranes Made of a Nanohybrid of Fluorine‐Doped Carbon Dots Coupled With Metal Organic Framework for High‐Performance Vanadium Redox Flow Battery

open access: yesAdvanced Functional Materials, EarlyView.
A sulfonated poly(ether ether ketone)‐based hybrid membrane is fabricated with fluorine‐doped carbon dot (FCD) and functionalized metal organic framework (MIL−101−NH2). The novel design reduces unwanted ion crossover while maintaining a sufficient proton transport pathway.
Tan Trung Kien Huynh   +8 more
wiley   +1 more source

A Unified Model of Solar Prominence Formation with Self-consistent Heating

open access: yesThe Astrophysical Journal
Several models have been proposed to explain the formation of solar prominences, among which the evaporation–condensation model and the direct injection model are the most popular ones.
C. J. Huang   +3 more
doaj   +1 more source

On the nature of prominence emission observed by SDO/AIA

open access: yes, 2012
The Prominence-Corona Transition Region (PCTR) plays a key role in the thermal and pressure equilibrium of solar prominences. Our knowledge of this interface is limited and several major issues remain open, including the thermal structure and, in ...
Anzer   +13 more
core   +2 more sources

Integrated Visible Light and Oxidant Protection Through Multifunctional Sunscreens

open access: yesAdvanced Healthcare Materials, EarlyView.
High‐energy visible radiation (HEVR), although less energetic than UV light, penetrates deeper into the skin and contributes to photoaging, pigmentation disorders, and oxidative stress. The development of new HEVR‐targeted filters, therefore, represents not only a scientific challenge but also a pressing public health and cosmetic industry need.
Beatriz Peñín   +3 more
wiley   +1 more source

A New Formation Mechanism of Counterstreaming Mass Flows in Filaments and the Doppler Bullseye Pattern in Prominences

open access: yesThe Astrophysical Journal
The eruption of a solar prominence can eject substantial mass and magnetic field into interplanetary space and cause geomagnetic storms. However, various questions about prominences and their eruption mechanism remain unclear.
Chengrui Zhou   +5 more
doaj   +1 more source

Rotational Flows in Solar Coronal Flux Rope Cavities

open access: yesThe Astrophysical Journal Letters, 2023
We present a 2.5D magnetohydrodynamic simulation of a systematically rotating prominence inside its coronal cavity using the open-source MPI-AMRVAC code.
Valeriia Liakh, Rony Keppens
doaj   +1 more source

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