Results 61 to 70 of about 54,450 (311)

A Model of Nuclear Recoil Scintillation Efficiency in Noble Liquids [PDF]

open access: yesAstropart.Phys.30:12-17,2008, 2007
Scintillation efficiency of low-energy nuclear recoils in noble liquids plays a crucial role in interpreting results from some direct searches for Weakly Interacting Massive Particle (WIMP) dark matter. However, the cause of a reduced scintillation efficiency relative to electronic recoils in noble liquids remains unclear at the moment.
arxiv   +1 more source

A Python package for fast GPU‐based proton pencil beam dose calculation

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Purpose Open‐source GPU‐based Monte Carlo (MC) proton dose calculation algorithms provide high speed and unparalleled accuracy but can be complex to integrate with new applications and remain slower than GPU‐based pencil beam (PB) methods, which sacrifice some physical accuracy for sub‐second plan calculation.
Mahasweta Bhattacharya   +4 more
wiley   +1 more source

SAR exploration of the non‐imidazole histamine H3 receptor ligand ZEL‐H16 reveals potent inverse agonism

open access: yesArchiv der Pharmazie, Volume 356, Issue 1, January 2023., 2023
ZEL‐H16 (1) has been disclosed to be a high‐affinity non‐imidazole H3R (partial) agonist. However, it was found that 1 acts as an inverse agonist for Gαi in various assays. Concise structure–activity relationship studies, molecular pharmacology, and docking were used to shed more light on the properties of 1.
Gábor Wágner   +12 more
wiley   +1 more source

New perspectives for neutron imaging through advanced event-mode data acquisition

open access: yesScientific Reports, 2021
Imaging using scintillators is a widespread and cost-effective approach in radiography. While different types of scintillator and sensor configurations exist, it can be stated that the detection efficiency and resolution of a scintillator-based system ...
A. S. Losko   +8 more
doaj   +1 more source

Performance of scintillation materials at cryogenic temperatures [PDF]

open access: yesphysica status solidi b (2010), 2010
An increasing number of applications of scintillators at low temperatures, particularly in cryogenic experiments searching for rare events, has motivated the investigation of scintillation properties of materials over a wide temperature range.
arxiv   +1 more source

Characterization and Optimization of Vesicle Properties in bioPISA: from Size Distribution to Post‐Assembly Loading

open access: yesAdvanced Biology, EarlyView.
The paper explores the creation and characterization of vesicles through biocatalytic Polymerization‐Induced Self‐Assembly (bioPISA), focusing on achieving size uniformity using centrifugation techniques. It examines the effects of stirring speed on vesicle morphology and analyses the internal polymer‐rich structure using fluorescence correlation ...
Andrea Belluati   +7 more
wiley   +1 more source

Luminescence and scintillation properties of CsI: A potential cryogenic scintillator [PDF]

open access: yesphysica status solidi (b), 2015
Caesium iodide is one of the most extensively studied scintillators. Here, we present X‐ray luminescence spectra, scintillation light output and decay curves as a function of temperature, from room temperature down to below 10 K. Features of the observed intrinsic luminescence are explained in terms of radiative recombination of on‐ and off‐center STE.
V. Kapustyanyk   +4 more
openaire   +3 more sources

Highly Luminous Scintillating Nanocomposites Enable Ultrafast Time Coincidence Resolution for γ‐rays Detection with Heterostructured Multilayer Scintillators

open access: yesAdvanced Functional Materials, EarlyView.
A scintillating polymeric composites loaded with hafnia nanoparticles is engineered to obtain a highly luminous material, thus achieving a 400% improvement of the scintillation yield under soft X‐rays. The nanocomposite is employed to realize a multilayer heterostructured prototype scintillator than enable for ultrafast time coincidence resolution in ...
Matteo Sala   +12 more
wiley   +1 more source

Inhibition of canalicular and sinusoidal taurocholate efflux by cholestatic drugs in human hepatoma HepaRG cells

open access: yesBiopharmaceutics &Drug Disposition, Volume 43, Issue 6, Page 265-271, December 2022., 2022
Effects of cholestatic drugs towards hepatic canalicular and sinusoidal secretion of bile acids were investigated using a biphasic functional assay in human hepatoma HepaRG cells. After an initial loading phase with taurocholate, cells were re‐incubated in taurocholate‐free medium (efflux phase), with or without calcium (for modulating the opening of ...
Marc Le Vée   +5 more
wiley   +1 more source

Light Yield Enhancement of 157-Gadolinium Oxysulfide Scintillator Screens for the High-Resolution Neutron Imaging

open access: yesMethodsX, 2019
This paper reports on light yield enhancement of terbium-doped gadolinium oxysulfide based scintillator screens achieved by coating their substrates with thin layers of a high density and high atomic number material.
Jan Crha   +4 more
doaj  

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