Results 11 to 20 of about 2,434 (218)

Gamma rays excited radioluminescence tomographic imaging

open access: yesBioMedical Engineering OnLine, 2018
Background Radionuclide-excited luminescence imaging is an optical radionuclide imaging strategy to reveal the distributions of radioluminescent nanophosphors (RLNPs) inside small animals, which uses radioluminescence emitted from RLNPs when excited by ...
Xuanxuan Zhang   +7 more
doaj   +2 more sources

Radioluminescence microscopy: measuring the heterogeneous uptake of radiotracers in single living cells. [PDF]

open access: yesPLoS ONE, 2012
Radiotracers play an important role in interrogating molecular processes both in vitro and in vivo. However, current methods are limited to measuring average radiotracer uptake in large cell populations and, as a result, lack the ability to quantify cell-
Guillem Pratx   +6 more
doaj   +2 more sources

Alpha Particle Detection Using Alpha-Induced Air Radioluminescence: A Review and Future Prospects for Preliminary Radiological Characterisation for Nuclear Facilities Decommissioning [PDF]

open access: yesSensors, 2018
The United Kingdom (UK) has a significant legacy of nuclear installations to be decommissioned over the next 100 years and a thorough characterisation is required prior to the development of a detailed decommissioning plan.
Anita J. Crompton   +3 more
doaj   +4 more sources

Specific Position of Halogen in Crystalline TADF Scintillators Enables Efficient Triplet Harvesting Through Vibrational Modulation of Spin-Orbit Coupling. [PDF]

open access: yesAdv Mater
Specific ortho‐halogenation transforms crystalline TADF emitters into efficient organic scintillators. Fluorine reduces the effective singlet–triplet separation, while chlorine combines near‐degenerate excited states with vibrational modulation of spin–orbit coupling.
Serdiuk IE   +8 more
europepmc   +2 more sources

Structural and Compositional Effects on the Scintillation Properties of Fast Emitting Metal-Organic Frameworks. [PDF]

open access: yesAdv Sci (Weinh)
The crystalline structure, the atomic numbers of the constituent elementsand the size of MOF crystals each influence their photoluminescence and scintillation properties in distinct ways. Together, these factors provide valuable guidelines for designing systems with optimized performance and tunable timing characteristics, arising from the synergistic ...
Cova F   +8 more
europepmc   +2 more sources

Modulating Photo- and Radioluminescence in Tb(III) Cluster-Based Metal–Organic Frameworks [PDF]

open access: yes, 2021
Luminescent metal–organic frameworks (MOFs) are of interest for sensing, theranostics, dosimetry, and other applications. The use of lanthanoids in MOF metal nodes allows for intrinsic met-al-based luminescence.
P. Rafael, Donnarumma   +7 more
core   +2 more sources

A calibration methodology for the novel radioluminescence detector systems

open access: yes, 2023
The files contain the data relevant to the calibration of radioluminescence systems and presented in the corresponding article, including the spectra of the alpha and optical standards, calibration curves, and radioluminescence images.
Luchkov, Maksym; https://orcid.org/
core   +2 more sources

On the way to remote sensing of alpha radiation: radioluminescence of pitchblende samples [PDF]

open access: yes, 2022
In the framework of the project RemoteALPHA, an optical scanning system for remote sensing of alpha emitters using radioluminescence is being developed. After the feasibility of the technique was proven, current work aims at improving the sensitivity for
Krasniqi, Faton   +5 more
core   +1 more source

Alpha Radiation-Induced Luminescence by Am-241 in Aqueous Nitric Acid Solution

open access: yesSensors, 2019
When exposed to air, alpha particles cause the production of light by exciting the molecules surrounding them. This light, the radioluminescence, is indicative of the presence of alpha radiation, thus allowing for the optical sensing of alpha radiation ...
Thomas Kerst   +3 more
doaj   +1 more source

Intramolecular charge transfer enables highly-efficient X-ray luminescence in cluster scintillators

open access: yesNature Communications, 2023
Luminescence clusters composed of organic ligands and metals have gained significant interests as scintillators owing to their great potential in high X-ray absorption, customizable radioluminescence, and solution processability at low temperatures ...
Nan Zhang   +10 more
doaj   +1 more source

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