Results 41 to 50 of about 1,128,117 (220)

Observational signatures of waves and flows in the solar corona [PDF]

open access: yes, 2015
DM acknowledges support of a Royal Society University Research Fellowship and a KU Leuven Research Council senior research fellowship (SF/12/008). The research leading to these results has also received funding from the European Commission Seventh ...
Antolin, Patrick   +3 more
core   +1 more source

The investigation of quasi-separatrix layers in solar magnetic fields [PDF]

open access: yes, 2011
The structure of the magnetic field is often an important factor in many energetic processes in the solar corona. To determine the topology of the magnetic field features such as null points, separatrix surfaces, and separators must be found.
Restante, Anna Lisa
core   +2 more sources

MHD simulations of coronal heating [PDF]

open access: yes, 2015
The problem of heating the solar corona requires the conversion of magnetic energy into thermal energy. Presently, there are two promising mechanisms for heating the solar corona: wave heating and nanoflare heating.
Tam, Kuan V.
core   +2 more sources

A New Insight into the Linear Theory of Magnetoacoustic Waves in the Homogeneous Flux Tubes with an Abrupt Boundary

open access: yesThe Astrophysical Journal, 2023
An important and interesting issue is brought to notice in the standard linear theory of the magnetoacoustic waves in the homogeneous magnetic flux tubes with an abrupt magnetic boundary, which are representative of the coronal, chromospheric, and ...
Naga Varun Yelagandula
doaj   +1 more source

Editorial to the Special Issue “Solar Wind Structures and Phenomena: Origins, Properties, Geoeffectiveness, and Prediction”

open access: yesUniverse, 2023
The heliosphere is filled with solar wind, which is formed due to the expansion of the plasma of hot solar corona [...]
Yuri I. Yermolaev   +2 more
doaj   +1 more source

Multiscale Perspectives on Perovskite Instability: From Atomistic Deformation to Device Degradation in Perovskite Solar Cells

open access: yesAdvanced Energy Materials, EarlyView.
Multiscale perspectives on how excess charges in soft lead halide perovskites induce operational instability in photovoltaic devices are presented. Localized carriers formed under thermodynamic non‐equilibrium states modify atomistic interactions and drive lattice distortions, accelerating device degradation.
Joo‐Hong Lee   +6 more
wiley   +1 more source

On ion-cyclotron-resonance heating of the corona and solar wind [PDF]

open access: yesNonlinear Processes in Geophysics, 2003
This paper concisely summarizes and critically reviews recent work by the authors on models of the heating of the solar corona by resonance of ions with high-frequency waves (up to the proton cyclotron frequency).
E. Marsch, C. Vocks, C.-Y. Tu
doaj  

Multiwavelength Observations of a B-class Flare Using XSM, AIA, and XRT

open access: yesThe Astrophysical Journal, 2023
We present multiwavelength observations by Chandrayaan-2/Solar X-ray Monitor, Solar Dynamics Observatory/Atmospheric Imaging Assembly, and Hinode/X-Ray Telescope (XRT) of a B-class flare observed on 2021 February 25, originating from an active region (AR
Yamini K. Rao   +7 more
doaj   +1 more source

AI‐Assisted IoT‐Enabled ECG Monitoring: Integrating Foundational and Generative AI Tools for Sustainable Smart Healthcare—Recent Trends

open access: yesAI &Innovation, EarlyView.
ABSTRACT The rapid evolution of the Internet of Things (IoT) has significantly advanced the field of electrocardiogram (ECG) monitoring, enabling real‐time, remote, and patient‐centric cardiac care. This paper presents a comprehensive survey of AI assisted IoT‐based ECG monitoring systems, focusing on the integration of emerging technologies such as ...
Amrita Choudhury   +2 more
wiley   +1 more source

Modelling the total solar eclipse in 2024 with COCONUT

open access: yesAstronomy & Astrophysics
Context. Coronal modelling is crucial for a better understanding of solar physics and heliophysics. Accurate plasma conditions at the outer boundary of a solar corona lead to more precise space weather predictions.
Baratashvili T.   +4 more
doaj   +1 more source

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