Results 121 to 130 of about 12,501,323 (353)

The Evolution of Hot Flow Anomalies in Martian Space Environment

open access: yesGeophysical Research Letters
Hot Flow Anomalies (HFAs) are transient foreshock structures generated by solar wind discontinuity‐bow shock interactions, with their evolution only confirmed near Earth.
Heying Wang   +9 more
doaj   +1 more source

Hybrid Solar Cell/Triboelectric Nanogenerator Based on Stable Two‐Dimensional Covalent Organic Frameworks

open access: yesAdvanced Functional Materials, EarlyView.
This study highlights the integration of stable two‐dimensional covalent organic framework (COF) films as photoactive layers in hybrid nanoenergy devices. The results demonstrate their capacity to generate electricity under both sunny and rainy conditions, showcasing versatility and resilience.
Joab D. Guerrero   +13 more
wiley   +1 more source

Current sheets in the solar corona : formation, fragmentation and heating

open access: yes, 2011
In this thesis we investigate current sheets in the solar corona. The well known 1D model for the tearing mode instability is presented, before progressing to 2D where we introduce a non-uniform resistivity.
Bowness, Ruth
core  

Relationship Between Recurrent Magnetic Flux Rope and Moving Magnetic Features

open access: yesUniverse
Large-scale magnetic flux ropes (MFRs) usually become visible during an eruption and are the core structures of coronal mass ejections, but the nature of MFRs is still a mystery. Here, we identify a large transequatorial MFR that spans across NOAA 13373 (
Yin Zhang   +6 more
doaj   +1 more source

Spatially Decoupling Heating and Evaporation for Convection‐Enhanced 3D Solar Evaporation With Continuous Salt Harvesting

open access: yesAdvanced Functional Materials, EarlyView.
An architecture‐enabled bottom‐heated 3D solar convective evaporator spatially decouples photothermal heating from evaporation, triggering natural convection that intensifies sidewall vapour removal and heat transfer. The system achieves significantly enhanced evaporation rates over 2D and conventional 3D designs while confining salt precipitation to ...
Xiaolong Ma   +7 more
wiley   +1 more source

Small influence of solar variability on climate over the past millennium

open access: yes, 2014
The climate of the past millennium was marked by substantial decadal and centennial scale variability in the Northern Hemisphere(1). Low solar activity has been linked to cooling during the Little Ice Age (AD 1450-1850; ref.
Hegerl, Gabriele C.   +5 more
core   +1 more source

Intense solar activity reduces urinary 6-sulfatoxymelatonin in patients with COPD. [PDF]

open access: yesRespir Res, 2023
Zilli Vieira CL   +4 more
europepmc   +1 more source

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