Results 21 to 30 of about 405,644 (263)

Diagnostics tools and methods for negative ion source plasmas, a review

open access: yesNew Journal of Physics, 2017
Plasma parameter measurements for negative hydrogen (H ^− ) ion sources have been playing an important role in clarifying fundamental physics related to negative ion production and destruction processes. Measured data of beam properties, such as H ^− ion
Katsuyoshi Tsumori, Motoi Wada
doaj   +1 more source

Effects of humidity on variation of negative corona-generated space charge in rod to plane electrode

open access: yesThe Journal of Engineering, 2019
The variation of negative corona-generated space charge related to the humidity has been systematically calculated and analysed by computational approaches.
Xingming Bian   +5 more
doaj   +1 more source

Resonance States of Negative Hydrogen-like Ions in Quantum Plasmas

open access: yesAtoms, 2023
We studied the 1Se and 1,3Po resonance states of negative hydrogen-like ions immersed in quantum plasmas. The exponential cosine screened Coulomb potential was considered to model the quantum plasma environment.
Suya Yao, Zishi Jiang, Sabyasachi Kar
doaj   +1 more source

Consequences of negative ions for Titan's plasma interaction

open access: yesGeophysical Research Letters, 2012
A hybrid particle code has been used to examine how Titan's interaction with Saturn's magnetosphere is affected by the presence of negative ions in Titan's ionosphere.
Stephen A. Ledvina, Stephen H. Brecht
doaj   +1 more source

Distribution Characteristics and Meteorological Prediction Model of Air Negative Oxygen Ions in Fujian

open access: yes应用气象学报, 2023
The concentration of negative oxygen ions in air is an important index to evaluate the freshness and cleanliness of air. In recent years, it has become one hot topic concerned by governments and the public.
Zhang Chungui
doaj   +1 more source

Effectiveness of Resistance Intradialytic Exercise Compared to Aerobic Intradialytic Exercise for Patients With Chronic Kidney Disease: A Randomized Controlled Clinical Trial

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Patients with chronic kidney disease undergoing hemodialysis commonly experience reduced physical function, fatigue, poor sleep quality, and impaired health‐related quality of life. Intradialytic exercise has been proposed as a non‐pharmacological strategy to improve these outcomes.
Klebson da Silva Almeida   +6 more
wiley   +1 more source

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

Role of pressure in transport of F- ions in BF3 gas for technological applications [PDF]

open access: yesFME Transactions, 2015
In this work we present swarm data obtained for F- ions in molecular gas BF3 necessary to form the global models for the complex collisional plasmas. The new results for scattering cross section set and proposed transport coefficients for F- ions in BF3 ...
Raspopović Zoran M.   +4 more
doaj  

Hyperosmotic stress induces PARP1‐mediated HPF1‐dependent mono(ADP‐ribosyl)ation

open access: yesFEBS Letters, EarlyView.
Sorbitol‐induced hyperosmotic stress rapidly induces reversible mono(ADP‐ribosyl)ation (MARylation) on PARP1 without the signs of genotoxic signaling. We show that PARP1 autoMARylation is HPF1 dependent and forms hydroxylamine‐resistant O‐glycosidic linkages.
Anna Georgina Kopasz   +11 more
wiley   +1 more source

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