Results 71 to 80 of about 5,474,703 (294)

An exact collisionless equilibrium for the Force-Free Harris Sheet with low plasma beta [PDF]

open access: yes, 2015
Funding: STFC Consolidated Grant [ST/K000950/1] (OA, TN & FW) and a Doctoral Training Grant [ST/K502327/1] (OA). EPSRC Doctoral Training Grant [EP/K503162/1] (ST).We present a first discussion and analysis of the physical properties of a new exact ...
Allanson, Oliver   +12 more
core   +1 more source

Inductively Coupled Radio-frequency Plasmas as Solar Vacuum Ultraviolet Simulators

open access: yesThe Astrophysical Journal Supplement Series
The solar vacuum ultraviolet (VUV) is relevant to a variety of astrophysical phenomena. Radio-frequency (RF) plasmas of H _2 and H _2 /inert gas mixtures are convenient sources of VUV for laboratory simulations.
Josef L. Richmond   +3 more
doaj   +1 more source

Science: Through the Years

open access: yesPerspectives of Earth and Space Scientists, 2022
In a perspective fashion, viewpoints on three research topics are presented, advice is given for early researchers and for not‐so‐early researchers, comments are made about the impacts of luck and hard work on a science career, and a lifetime of ...
Joseph E. Borovsky
doaj   +1 more source

Arginine methylation as a regulatory ratchet in cancer: From substrate selection to malignant‐state stabilization

open access: yesMolecular Oncology, EarlyView.
Arginine methylation can be viewed as a persistence‐prone post‐translational modification regulated by a network of PRMTs. Competitive and compensatory interactions among PRMTs can redistribute methylation across substrate pools shaped by sequence, structural, spatial, and environmental layers, reinforcing RNA‐processing, chromatin, and signaling ...
So Hyun Kwon, Ji Min Lee
wiley   +1 more source

Single‐molecule DNA flow‐stretch assays for high‐throughput DNA–protein interaction studies

open access: yesFEBS Open Bio, EarlyView.
We describe an optimised single‐molecule DNA flow‐stretch assay that visualises DNA–protein interactions in real time. Linear DNA fragments are tethered to a surface and stretched by buffer flow for fluorescence imaging. Using λ and φX174 DNA, this protocol enhances reproducibility and accessibility, providing a versatile approach for studying diverse ...
Ayush Kumar Ganguli   +8 more
wiley   +1 more source

Diagnostics of Space Plasma on Board International Space Station - ISS

open access: yes, 2011
Electromagnetic emissions observed in the nearest Earth environment are a superposition of natural emissions and various types of man-made noises.
J. Bergman   +9 more
core   +1 more source

Characterization and Control of an Ion-Acoustic Plasma Instability Downstream of a Diverging Magnetic Nozzle

open access: yesFrontiers in Physics, 2020
The study and control of resonant instabilities in magnetized plasmas is of fundamental interest over a wide range of applications from industrially relevant plasmas to plasma sources for spacecraft propulsion.
Scott J. Doyle   +5 more
doaj   +1 more source

Cyclic azapeptide CD36 ligand attenuates cardiac injury and reduces long‐chain fatty acid accumulation after myocardial ischemia–reperfusion in mice

open access: yesFEBS Open Bio, EarlyView.
In a murine model of myocardial ischemia and reperfusion (MI/R), the CD36 azapeptide ligand MPE‐298 reduces cardiac injury and transiently lowers left ventricular long‐chain fatty acids (LCFAs) accumulation 3 h after reperfusion, accompanied by a decrease of oxidative stress and inflammation‐associated genes' expression in the heart and adipose tissue.
Jade Gauvin   +12 more
wiley   +1 more source

UiO‐66 metal–organic frameworks in biomedicine: From structural tunability to bioimaging, photodiagnostics, and photodynamic cancer therapy

open access: yesFEBS Open Bio, EarlyView.
UiO‐66(Zr) metal–organic frameworks are chemically stable, biocompatible, and highly tunable nanomaterials. Their modular structure enables controlled drug delivery, multimodal bioimaging, and light‐activated photodynamic therapy, supporting integrated diagnostic and therapeutic (theranostic) applications in cancer and biomedical research.
Veronika Huntošová   +2 more
wiley   +1 more source

Polyatomic Ion-Induced Electron Emission (IIEE) in Electrospray Thrusters

open access: yesAerospace, 2020
To better characterize the lifetime and performance of electrospray thrusters, electron emission due to electrode impingement by the propellant cation 1-ethyl-3-methylimidazolium (EMI+) has been evaluated with semi-empirical modeling techniques.
Jared M. Magnusson   +2 more
doaj   +1 more source

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