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Electron only reconnection

WebFeb 1, 2024 · The Hall-MHD fluid model is found to reproduce kinetic reconnection rates only for a sufficiently strong guide field, for which ion inertia breaks the frozen-in condition and the outflow becomes Alfvénic in the kinetic system. ... the ions do not respond to the reconnection dynamics leading to “electron-only” reconnection with very large ... Webof reconnection in space, i.e., electron-only reconnection in the ion-scale current sheet, which is different from the traditional magnetic reconnection model, and challenges the …

Electron‐Only Magnetic Reconnection: Lessons …

Webelectron-only reconnection. The essential physical result is that if the initial collapsing solution is not sufficiently anisotropic when its thickness is above the ion scales, the collapse continues down to a thickness well below the ion scale, and electron-only reconnection will occur. Remarkably (considering the formal limitation of KREHM to WebNov 16, 2024 · In electron-only reconnection, ions do not have enough space to couple to the newly reconnected magnetic fields, suppressing ion jet formation and resulting in thinner sub-proton-scale current ... update msbuild to latest version https://b-vibe.com

Heliophysics Seminar, Dr. Peiyun Shi

WebMar 1, 2024 · However, electron-only reconnection also exists in the magnetotail as detected by the Magnetospheric Multiscale (MMS) spacecraft on 17 June 2024 (Hubbert et al., 2024 (Hubbert et al., , 2024 Lu et ... WebMar 3, 2024 · The electron beam velocity is comparable to, and scales with, electron Alfvén speed, revealing the signature of electron acceleration caused by electron-only … WebApr 1, 2024 · The electron outflow speed in electron-only reconnection shows a positive correlation with the theoretical speed, which is close to the local electron Alfvén speed, and a strong convection electric field is generated by the large electron outflow. As a result, the reconnection electric field becomes much larger than those in the standard ... recycle baby clothes

Electron‐Only Reconnection as a Transition Phase From Quiet …

Category:Turbulence-driven magnetic reconnection and the magnetic …

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Electron only reconnection

Transition from ion-coupled to electron-only reconnection

WebMar 11, 2024 · More information: Peiyun Shi et al, Laboratory Observations of Electron Heating and Non-Maxwellian Distributions at the Kinetic Scale during Electron-Only Magnetic Reconnection, Physical Review ... WebNov 7, 2024 · Electron-only reconnection is a variant of magnetic reconnection without significant ion involvement. Such reconnection has recently been observed in the terrestrial magnetosheath and has received considerable attention due to its likely role in the energy cascade of turbulent magnetized plasmas. Different electron energization mechanisms ...

Electron only reconnection

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WebThose authors dubbed these events “electron-only reconnection” (hereafter, e-rec), to differentiate them from the usual (fast) collisionless reconnection process (e.g., [7–10]) … WebSep 27, 2024 · In the standard model of magnetic reconnection, both ions and electrons couple to the newly reconnected magnetic field lines and are ejected away from the …

Web4. 2:15 - 2:30 - Pryash Sharma Pyakurel – 3D electron-only reconnection 5. 2:30 - 2:45 - Matt Argall – Observations of kinetic entropy in the diffusion region of magnetic reconnection. 6. 2:45 - 3:00 - Blake Wetherton – Scaling of electron-scale heating in the exhausts of guide-field reconnection events. WebApr 9, 2024 · Similar electron-only reconnection events were found in the hybrid Vlasov–Maxwell simulations in Califano et al. when fluctuation energy was injected close …

WebJan 16, 2024 · In nearly all cases, the reconnection rate reaches the maximum values of 0.6−0.7, much higher than the typical ~0.1 rate expected for collisionless electron–ion reconnection 49: this is ... WebJun 30, 2024 · The magnetic reconnection without coupling to ions is observed in the magnetosheath because of tiny spatial and temporal scales of turbulent plasmas 14.The …

Webplasma outflow from the reconnection layer on the ion scales. Recent observations of the Earth’s magnetosheath by the NASA Magnetospheric Multiscale mission have, however, …

WebApr 8, 2024 · The electron-only reconnection in the transition region of the quasi-parallel shock has a strong guide field, as shown in Figs. 2(e) and 3(e) and also in Fig. 6 later, and the outflow velocity is tilted with respect to the current sheet near the X line. Also, most of the electron-only reconnection sites have asymmetric field quantities across ... update motioneye raspberry piWebNov 30, 2024 · Introduction. Magnetic reconnection is a fundamental factor in space and astrophysical plasmas, where anti-parallel magnetic field components reconnect and … update monterey park shootingWebAug 26, 2024 · Reconnection is usually accompanied by the appearance of ion and electron outflow jets. Recently, however, in situ observations by Magnetospheric Multiscale (MMS) in Earth's magnetosheath have revealed some peculiar magnetic reconnection events producing electron jets with no ion counterpart ("electron-only reconnection"; … recycle baby crib ideasWebElectron-only reconnection exhibits much faster reconnection rates because the magnetic eld motion is not limited by the Alfv en speed. We develop a simplistic model … recycle a wool coatWebAug 16, 2024 · During this transition, the quasisteady reconnection rate decreases until the ions are fully coupled, ultimately reaching an asymptotic value. The scaling of the ion … recycle a tv near meWebNov 1, 2024 · Recent observations propose a new model: electron-only magnetic reconnection without ion coupling in an electron-scale current sheet. Based on the data from the Magnetospheric Multiscale (MMS ... update mouse driver for windows 10WebJun 4, 2024 · While Section 4.2 gives insight into the prevalence of potential reconnection sites, we now examine why electron-only reconnection occurs in these intervals. The … recycle bag holder stand