Results 161 to 170 of about 2,894,075 (299)

Carotid artery dissection linked to intermittent apnoeic swimming: A case–control study

open access: yesExperimental Physiology, EarlyView.
Abstract Internal carotid artery (ICA) dissection is a rare and potentially devastating cause of cerebral ischaemia, initiated by an intimal tear or rupture of the vasa vasorum, that can lead to an intraluminal thrombus, vascular stenosis, occlusion, or dissecting aneurysm formation.
Damian M. Bailey   +14 more
wiley   +1 more source

Beta-dependent Properties of Solar Wind Current Sheets at 1 au

open access: yesThe Astrophysical Journal Letters
We utilize plasma turbulence in interplanetary coronal mass ejections as a natural laboratory to analyze more than 4600 current sheets observed over a broad range of electron and proton beta values, 10 ^−2  ≲  β _e  ≲  10 and 10 ^−3  ≲  β _p  ≲  10.
Zubair I. Shaikh   +3 more
doaj   +1 more source

Dissipation scales in the Earth's plasma sheet estimated from Cluster measurements [PDF]

open access: yesNonlinear Processes in Geophysics, 2005
In order to estimate the dissipation time-scale in magnetic turbulence in the plasma sheet a novel method is introduced for classification of velocity dependent patterns of two-point probability density functions' shapes near their maxima.
Z. Vörös   +7 more
doaj  

Plasma Turbulence at Comet 67P/Churyumov-Gerasimenko: Rosetta Observations. [PDF]

open access: yesJ Geophys Res Space Phys, 2020
Ruhunusiri S, Howes GG, Halekas JS.
europepmc   +1 more source

Observations of hydromagnetic turbulence in the solar wind [PDF]

open access: yes
MHD turbulence is studied by analyzing magnetic field and plasma observations from Helios-1 and -2 at minimum solar activity. The steady conditions in the plasma flows and the magnetic field sector structure in 1975/1976 facilitate an investigation of ...
Denskat, K. U., Neubauer, F. M.
core   +1 more source

Advances in cardiac devices and bioelectronics augmented with artificial intelligence

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Interfaces between the human heart, diagnostic bioelectronics, artificial intelligence, and clinical care. From left to right: Human heart and biosensor interface; representative waveforms of common diagnostic bioelectronic sensing modalities.
Charles Stark   +3 more
wiley   +1 more source

Energy Cascade and Damping in Fast-mode Compressible Turbulence

open access: yesThe Astrophysical Journal Letters
Compressible turbulence governs energy transfer across scales in space and astrophysical systems. Capturing both the turbulence cascade and damping is therefore crucial for models of energy conversion, plasma heating, and particle transport in diverse ...
Chuanpeng Hou   +3 more
doaj   +1 more source

Maximal exercise at high altitude does not exacerbate inflammation in the human brain

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend This study investigated arterial–internal jugular venous (IJV) exchange of cytokines in response to low‐intensity and maximal cycling exercise at sea level and following 6–8 days at 3800 m a.s.l. There was a shift towards net release of interleukin‐6 (IL‐6), interleukin‐8 (IL‐8), monocyte chemoattractant protein‐1 (MCP‐1) and ...
Hannah G. Caldwell   +11 more
wiley   +1 more source

Magnetic geometry effects on turbulent density fluctuations in Wendelstein 7-X

open access: yesNuclear Fusion
Line-integrated density fluctuation measurements from the core of the optimised stellarator Wendelstein 7-X (W7-X) are studied in the context of magnetic field geometry changes.
J.-P. Bähner   +18 more
doaj   +1 more source

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