Results 81 to 90 of about 2,894,075 (299)

Interplay between intermittency and dissipation in collisionless plasma turbulence [PDF]

open access: yesJournal of Plasma Physics, 2018
We study the damping of collisionless Alfvénic turbulence in a strongly magnetised plasma by two mechanisms: stochastic heating (whose efficiency depends on the local turbulence amplitude $\unicode[STIX]{x1D6FF}z_{\unicode[STIX]{x1D706}}$ ) and linear ...
A. Mallet   +7 more
semanticscholar   +1 more source

A Superhydrophobic 3D Cell Culture System Reveals the Mechanobiological Role of Cancer‐Associated Fibroblasts in Prostate Cancer Metastasis

open access: yesAdvanced Healthcare Materials, EarlyView.
A superhydrophobic 3D cell culture platform enables rapid and consistent formation of heterotypic tumor–stroma clusters, and reveals how physiological shear conditions influence metastatic signaling. Mechanical stimulation of cancer‐associated fibroblasts promotes sustained cytokine secretion and survival‐promoting pathways, showing how multicellular ...
Alexandria T. Carter   +5 more
wiley   +1 more source

Enhanced Energy Conversion by Turbulence in Collisionless Magnetic Reconnection

open access: yesThe Astrophysical Journal
Magnetic reconnection and turbulence are two of the most significant mechanisms for energy dissipation in collisionless plasma. The role of turbulence in magnetic reconnection poses an outstanding problem in astrophysics and plasma physics.
Runqing Jin   +6 more
doaj   +1 more source

Sub-photospheric turbulence as a heating mechanism in gamma-ray bursts

open access: yes, 2018
We examine the possible role of turbulence in feeding the emission of gamma-ray bursts (GRBs). Turbulence may develop in a GRB jet as the result of hydrodynamic or current-driven instabilities.
Beloborodov, Andrei M.   +2 more
core   +1 more source

A Reproducible and Scalable Process for High Yield Mesenchymal Stromal Cell Extracellular Vesicles Production

open access: yesAdvanced Materials Technologies, EarlyView.
Mesenchymal stem cell derived extracellular vesicles (MSC‐EVs) are a promising therapeutic tool for regenerative medicine. However, the field lacks a reproducible high‐yield production method to answer the quantities needed for clinical translation.
Christophe Wong   +7 more
wiley   +1 more source

Bragg crystal monochromators

open access: yesMajor Reference Works, Page 290-301., 2021
International Tables for Crystallography is the definitive resource and reference work for crystallography and structural science.

Each of the eight volumes in the series contains articles and tables of data relevant to crystallographic research and to applications of crystallographic methods in all sciences concerned with the ...
John P. Sutter C. Chantler   +2 more
wiley  

+1 more source

Spatial structure of ion-scale plasma turbulence

open access: yesFrontiers in Physics, 2014
Spatial structure of small-scale plasma turbulence is studied under different conditions of plasma parameter beta directly in the three-dimensional wave vector domain.
Yasuhito eNarita   +5 more
doaj   +1 more source

The Gary Picture of Short-Wavelength Plasma Turbulence—The Legacy of Peter Gary

open access: yesFrontiers in Physics, 2022
Collisionless plasmas in space often evolve into turbulence by exciting an ensemble of broadband electromagnetic and plasma fluctuations. Such dynamics are observed to operate in various space plasmas such as in the solar corona, the solar wind, as well ...
Y. Narita, T.N. Parashar, J. Wang
doaj   +1 more source

Multi-scale turbulence simulation suggesting improvement of electron heated plasma confinement

open access: yesNature Communications, 2022
Turbulent transport is a key physics process for confining magnetic fusion plasma. Recent theoretical and experimental studies of existing fusion experimental devices revealed the existence of cross-scale interactions between small (electron)-scale and ...
S. Maeyama   +5 more
semanticscholar   +1 more source

Benchmarking Coaxial and Angular Optical Emission Spectroscopy With Recommendations for Reliable Compositional In Situ Monitoring During Laser Powder Bed Fusion

open access: yesAdvanced Materials Technologies, EarlyView.
ABSTRACT Real‐time insight into local chemistry is critical for reliable part quality in additive manufacturing, especially laser powder bed fusion (PBF‑LB/M), where rapid thermal cycles and localized evaporation can undermine part performance. Optical emission spectroscopy (OES) offers non‑intrusive, in situ plume monitoring, but detection geometry ...
Philipp Gabriel   +4 more
wiley   +1 more source

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