Results 131 to 140 of about 13,652 (241)

Tree‐ring structure determines the temporal coordination between xylem growth and the gain in hydraulic conductivity in the outermost ring

open access: yesNew Phytologist, Volume 250, Issue 6, Page 3732-3746, June 2026.
Summary The study of seasonal xylem hydraulics has predominantly focused on embolism‐induced losses, whereas growth‐driven increases in hydraulic capacity have received little attention. We assessed the intra‐annual dynamics of xylem formation and gain of conductivity in the current‐year ring of three species with contrasting tree‐ring structure ...
Laura Fernández‐de‐Uña   +4 more
wiley   +1 more source

A multi-instrument view of tail reconnection at Saturn

open access: yes, 2008
Three instances of tail reconnection events at Saturn involving the ejection of plasmoids downtail have been reported by Jackman et al. (2007) using data from Cassini’s magnetometer (MAG).
Jones, G.H   +28 more
core   +1 more source

Superposition of Doppler‐Shifting Magnetopause Kelvin‐Helmholtz Modes Through Dynamic Mode Decomposition of a Global MHD Simulation

open access: yesGeophysical Research Letters, Volume 53, Issue 10, 28 May 2026.
Abstract The Kelvin‐Helmholtz instability (KHI) mediates the viscous‐like solar‐terrestrial interaction by generating magnetopause surface waves that quickly become non‐linear. Basic theory predicts the locally most‐unstable linear wave dominates.
H. M. Kelly   +5 more
wiley   +1 more source

Magnetic Mirror Effect as a Trigger of Collisionless Magnetic Reconnection

open access: yes, 1994
A new mechanism of collisionless magnetic reconnection is proposed. it is based on the current density redistribution along the magnetic field lines caused by the reflection of meandering particles due to the magnetic mirror effect from the would-be ...
Sato, T.   +3 more
core  

Generation of quasi-periodic waves and flows in the solar atmosphere by oscillatory reconnection

open access: yes, 2012
We investigate the long-term evolution of an initially buoyant magnetic flux tube emerging into a gravitationally stratified coronal hole environment and report on the resulting oscillations and outflows.
McLaughlin, James   +7 more
core   +1 more source

The Role of Planetary Rotation in Polar Cusp Localization

open access: yesGeophysical Research Letters, Volume 53, Issue 10, 28 May 2026.
Abstract Juno observations have revealed that Jupiter's polar cusps are displaced toward dusk and even the nightside, contradicting the Earth‐derived paradigm that is confined to narrower ranges near noon. These findings underscore the overlooked influence of planetary rotation on magnetospheric dynamics, exposing a critical gap in current theoretical ...
Junjie Chen   +9 more
wiley   +1 more source

Exploring the Solar Wind-Planetary Interaction at Mars: Implication for Magnetic Reconnection. [PDF]

open access: yesJ Geophys Res Space Phys, 2023
Bowers CF   +7 more
europepmc   +1 more source

Electron Dispersion at the Electron Edge of the Earth's Magnetospheric Cusp

open access: yesGeophysical Research Letters, Volume 53, Issue 10, 28 May 2026.
Abstract The Tandem Reconnection and Cusp Electrodynamics Reconnaissance Satellites (TRACERS) mission observes electron energy‐latitude dispersion at the equatorward edge of the magnetospheric cusp, and high‐cadence Analyzer for Cusp Electrons (ACE) measurements resolve the dispersed edge. The inverse velocity dispersion (low energy before high energy)
J. S. Halekas   +26 more
wiley   +1 more source

The Evolution of Photospheric Magnetic Fields at the Footpoints of Reconnected Structures in the Solar Atmosphere

open access: yesThe Astrophysical Journal
Magnetic reconnection is believed to play an important role in the release and conversion of energy among magnetized plasma systems. So far, we have been unable to understand under what conditions magnetic reconnection can take place.
Tao Ding   +5 more
doaj   +1 more source

Consequences of spontaneous reconnection at a two-dimensional non-force-free current layer

open access: yes, 2012
Magnetic neutral points, where the magnitude of the magnetic field vanishes locally, are potential locations for energy conversion in the solar corona.
E. R. Priest   +9 more
core   +1 more source

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