Results 41 to 50 of about 184,167 (263)

Study on the Full Electromagnetic Model of Collective Thomson Scattering in Magnetic Confinement Fusion

open access: yes发电技术
ObjectivesCollective Thomson scattering (CTS) is one of the few fusion diagnostic technologies that can provide fast ion kinetic property measurement in the center of fusion devices.
FANG Xinyu   +4 more
doaj   +1 more source

4D and 5D phase-space tomography using slowing-down physics regularization

open access: yesNuclear Fusion, 2023
We compute reconstructions of 4D and 5D fast-ion phase-space distribution functions in fusion plasmas from synthetic projections of these functions. The fast-ion phase-space distribution functions originating from neutral beam injection (NBI) at TCV and ...
B.S. Schmidt   +20 more
doaj   +1 more source

Preliminary study of velocity-space distribution of fast-ion loss under ion cyclotron resonance heating in the EAST

open access: yesHe jishu, 2023
BackgroundScintillator-based fast-ion loss detector (FILD) can measure the velocity-space distribution of fast-ion loss and are key in studying the control mechanism of fast-ion loss in nuclear fusion devices.PurposeThis study aims to obtain the velocity-
WANG Shusong   +9 more
doaj   +1 more source

Calibration techniques for fast-ion Dα diagnostics [PDF]

open access: yesReview of Scientific Instruments, 2012
Fast-ion Dα measurements are an application of visible charge-exchange recombination (CER) spectroscopy that provide information about the energetic ion population. Like other CER diagnostics, the standard intensity calibration is obtained with an integrating sphere during a vacuum vessel opening.
Heidbrink, WW   +5 more
openaire   +4 more sources

Three phosphatase families form a community: The phosphohydrolases that act upon inositol pyrophosphates

open access: yesFEBS Letters, EarlyView.
Inositol pyrophosphates are energy‐rich signaling molecules that perform critical functions in cells. Three different families of phosphatases hydrolyze the β phosphate of the inositol pyrophosphate molecules: two have narrow specificities and one is promiscuous.
Ronda J. Rolfes
wiley   +1 more source

Fast ion studies in the extended high-performance high βP plasma on EAST

open access: yesNuclear Fusion
Comprehending and optimizing fast ion behaviors is critical for the enhancement of performance in Experimental Advanced Superconducting Tokamak (EAST).
Y.X. Sun   +19 more
doaj   +1 more source

Fast ion conductors with rotating sulphate ions

open access: yesLe Journal de Physique Colloques, 1980
X-ray and neutron diffraction studies of fcc Li2SO4 (575 to 860 °C for pure Li2SO4) show a high degree of spherical delocation of the sulphate ions. This strongly coupled rotation causes the dimensions of the cation positions to be varying all the time.
Aronsson, R.   +6 more
openaire   +2 more sources

Structure‐forward targeting of claudins with synthetic binders

open access: yesFEBS Letters, EarlyView.
Claudins form the paracellular barriers between epithelial and endothelial tissues at tight junctions and are targets for molecular binders with the goal of modulating barrier permeability. Claudin‐binding molecules are relevant in drug delivery or in altering claudin interactions with disease‐causing proteins.
Alex J. Vecchio
wiley   +1 more source

Optimization of the operational domain for ICRH scenarios in WEST from statistical analysis

open access: yesNuclear Fusion, 2023
In the WEST tokamak, the Ion Cyclotron Resonance Heating (ICRH) system plays a substantial role in increasing the plasma temperature. However, its efficiency can be lowered by two main phenomena: ripple-induced fast ion losses and technical limits on the
D. Moiraf   +6 more
doaj   +1 more source

Discerning protein pools by selective staining with self‐labeling tags

open access: yesFEBS Letters, EarlyView.
Cell surface proteins have an intra‐ and extracellular pool. Combining genetic fusion to self‐labeling tags that can be addressed with small molecule fluorophores allows separating these pools. We highlight recent developments and techniques for state‐of‐the‐art interrogation of cell surface proteins in the complex tissue setting.
Kati Fischermanns, Johannes Broichhagen
wiley   +1 more source

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