Results 51 to 60 of about 13,706 (225)

Magnetic reconnection in flux-tubes undergoing spinning footpoint motions [PDF]

open access: yes, 2007
Aims.Photospheric motions acting on the coronal magnetic field have the potential to build up huge amounts of magnetic energy. The energy may be released through magnetic reconnection, and so a detailed understanding of the 3D process is crucial if its ...
I. De Moortel   +4 more
core   +1 more source

Observation of the Hall Magnetic Reconnection As Close As 56 Solar Radii from the Sun

open access: yesThe Astrophysical Journal, 2023
A few thin current layers were detected in the rear boundary of an interplanetary coronal mass ejection (ICME) observed at 56 solar radii from the Sun as the Parker Solar Probe spacecraft approached the perihelion for the first time, and were caused by ...
Rongsheng Wang   +4 more
doaj   +1 more source

Geomag Mimetic Dynamically Reconfigurable POSS Framework Enables Antifatigue Solid Electrolyte Interphases for Lithium Metal Anodes

open access: yesAdvanced Science, EarlyView.
A Geomag‐inspired dynamically reconfigurable POSS framework is constructed to form an antifatigue solid electrolyte interphase (SEI) for lithium metal anodes. The rigid POSS nanocages and reversible hydrogen‐bonded junctions enable adaptive stress dissipation and stable Li+ transport during repeated plating/stripping, thereby suppressing dendrite ...
Tianyi Wang   +13 more
wiley   +1 more source

Double Star, Cluster, and ground-based observations of magnetic reconnection during an interval of duskward oriented IMF: preliminary results [PDF]

open access: yes, 2005
We present a space- and ground-based study exploiting data from the coordinated Cluster and Double Star missions in order to investigate dayside magnetic reconnection under BY+ dominated IMF conditions. In-situ observations of magnetosheath flux transfer
J. A. Davies   +12 more
core   +1 more source

Evolution of magnetic helicity under kinetic magnetic reconnection: Part II B ≠ 0 reconnection [PDF]

open access: yesNonlinear Processes in Geophysics, 2002
We investigate the evolution of magnetic helicity under kinetic magnetic reconnection in thin current sheets. We use Harris sheet equilibria and superimpose an external magnetic guide field.
T. Wiegelmann   +2 more
doaj  

Magnetic Reconnection Rate in the M6.5 Solar Flare on 2015 June 22

open access: yesThe Astrophysical Journal, 2023
Magnetic reconnection is regarded as the mechanism for the rapid release of magnetic energy stored in active regions during solar flares, and quantitative measurements of the magnetic reconnection rate are essential for understanding solar flares. In the
Bryce Cannon   +6 more
doaj   +1 more source

A Versatile‐Designable Framework for Active and Programmable Shape‐Morphing Soft Matter Systems: From Inverse Design to Closed‐Loop Control

open access: yesAdvanced Science, EarlyView.
A versatile framework integrates addressable electrothermal actuation and strain‐constraint mechanisms to construct programmable shape‐morphing soft matter systems. By combining an analytical inverse design strategy for high‐fidelity 3D surface reconstruction with deep learning‐based closed‐loop control, this approach enables zero‐energy shape locking,
Kai Liu   +5 more
wiley   +1 more source

The influence of Hall currents, plasma viscosity and electron inertia on magnetic reconnection solutions [PDF]

open access: yes, 2007
This thesis examines magnetic reconnection in the solar corona. Magnetic reconnection is the only mechanism which allows the magnetic topology of magnetized plasmas to be changed. Many of the dynamic processes in the Sun's atmosphere are believed to be
Senanayake, Tissa
core  

Cluster observations of the midaltitude cusp under strong northward interplanetary magnetic field [PDF]

open access: yes, 2008
We report on a multispacecraft cusp observation lasting more than 100 min. We determine the cusp boundary motion and reveal the effect on the cusp size of the interplanetary magnetic field (IMF) changing from southward to northward.
Reme, Henri   +17 more
core   +1 more source

Fundamental Challenges, Physical Implementations, and Integration Strategies for Ising Machines in Large‐Scale Optimization Tasks

open access: yesAdvanced Electronic Materials, EarlyView.
Ising machines are emerging as specialized hardware solvers for computationally hard optimization problems. This review examines five major platforms—digital CMOS, analog CMOS, emerging devices, coherent optics, and quantum systems—highlighting physics‐rooted advantages and shared bottlenecks in scalability and connectivity.
Hyunjun Lee, Joon Pyo Kim, Sanghyeon Kim
wiley   +1 more source

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