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View article: The role of energy deposition on the luminescence sensitization in porphyrin-functionalized SiO<sub>2</sub>/ZnO nanoparticles under X-ray excitation
The role of energy deposition on the luminescence sensitization in porphyrin-functionalized SiO<sub>2</sub>/ZnO nanoparticles under X-ray excitation Open
Upon X-ray irradiation, the dense ZnO-related enhancement of energy deposition in TCPP-functionalized SiO 2 /ZnO nanoparticles is the mechanism that cooperates to activate the sensitization of TCPP luminescence (RL).
View article: Ultrafast and Radiation-Hard Lead Halide Perovskite Nanocomposite Scintillators
Ultrafast and Radiation-Hard Lead Halide Perovskite Nanocomposite Scintillators Open
The use of scintillators for the detection of ionizing radiation is a critical aspect in many fields, including medicine, nuclear monitoring, and homeland security. Recently, lead halide perovskite nanocrystals (LHP-NCs) have emerged as pr…
View article: Efficient radioactive gas detection by porous metal-organic framework scintillating nanocrystals.
Efficient radioactive gas detection by porous metal-organic framework scintillating nanocrystals. Open
Natural radioactive gases and anthropogenic radionuclides such as radon, xenon, hydrogen and krypton isotopes, need to be carefully monitored to be properly managed as pathogenic agents, radioactive diagnostic agents or indicators of nucle…
View article: CCDC 2131110: Experimental Crystal Structure Determination
CCDC 2131110: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: Highly luminescent scintillating hetero-ligand MOF nanocrystals with engineered Stokes shift for photonic applications
Highly luminescent scintillating hetero-ligand MOF nanocrystals with engineered Stokes shift for photonic applications Open
Large Stokes shift fast emitters show a negligible reabsorption of their luminescence, a feature highly desirable for several applications such as fluorescence imaging, solar-light managing, and fabricating sensitive scintillating detector…
View article: Stokes Shift Engineered Mn:CdZnS/ZnS Nanocrystals as Reabsorption‐Free Nanoscintillators in High Loading Polymer Composites
Stokes Shift Engineered Mn:CdZnS/ZnS Nanocrystals as Reabsorption‐Free Nanoscintillators in High Loading Polymer Composites Open
Plastic scintillators are gaining attention as alternatives to inorganic scintillator crystals owing to their low fabrication cost, customable shape/size, and substantially lighter weight that make them suitable for various radiation detec…
View article: Photo- and radio-luminescence of porphyrin functionalized ZnO/SiO<sub>2</sub>nanoparticles
Photo- and radio-luminescence of porphyrin functionalized ZnO/SiO<sub>2</sub>nanoparticles Open
This work presents the morphology and spectroscopy of ZnO/SiO 2 nanoparticles functionalized with porphyrin and discusses the correlation between the design of multicomponent nanosystems and their luminescence response upon X-ray exposure.
View article: CCDC 2000249: Experimental Crystal Structure Determination
CCDC 2000249: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: Highly luminescent hetero-ligand MOF nanocrystals with engineered massive Stokes shift for photonic applications.
Highly luminescent hetero-ligand MOF nanocrystals with engineered massive Stokes shift for photonic applications. Open
A high efficiency emission with a massive Stokes shift is obtained by fluorescent conjugated acene building blocks arranged in nanocrystals. The two ligands of equal molecular length and connectivity, yet complementary electronic propertie…
View article: The CaloCube calorimeter for high-energy cosmic-ray measurements in space: performance of a large-scale prototype
The CaloCube calorimeter for high-energy cosmic-ray measurements in space: performance of a large-scale prototype Open
The direct observation of high-energy cosmic rays, up to the PeV energy region, will increasingly rely on highly performing calorimeters, and the physics performance will be primarily determined by their geometrical acceptance and energy r…
View article: Understanding Thermal and A‐Thermal Trapping Processes in Lead Halide Perovskites Towards Effective Radiation Detection Schemes
Understanding Thermal and A‐Thermal Trapping Processes in Lead Halide Perovskites Towards Effective Radiation Detection Schemes Open
Lead halide perovskites (LHP) are rapidly emerging as efficient, low‐cost, solution‐processable scintillators for radiation detection. Carrier trapping is arguably the most critical limitation to the scintillation performance. Nonetheless,…
View article: Trapping Mechanisms and Delayed Recombination Processes in Scintillating Ce-Doped Sol–Gel Silica Fibers
Trapping Mechanisms and Delayed Recombination Processes in Scintillating Ce-Doped Sol–Gel Silica Fibers Open
The carrier trapping and recombination mechanisms occurring in Ce-doped silica fibers, produced by a sol–gel technique, are investigated by combining temperature-dependent steady-state X-ray-excited luminescence, wavelength- and time-resol…
View article: Functionalized Scintillating Nanotubes for Simultaneous Radio- and Photodynamic Therapy of Cancer
Functionalized Scintillating Nanotubes for Simultaneous Radio- and Photodynamic Therapy of Cancer Open
As a model radio-photodynamic therapy (RPDT) agent, we developed a multicomponent nanomaterial by anchoring conjugated chromophores on the surface of scintillating chrysotile nanotubes. Its ultimate composition makes the system a scintilla…
View article: The CaloCube calorimeter for high-energy cosmic-ray measurements in space: Performance of a large-scale prototype
The CaloCube calorimeter for high-energy cosmic-ray measurements in space: Performance of a large-scale prototype Open
The direct observation of high-energy cosmic rays, up to the PeV energy region, will increasingly rely on highly performing calorimeters, and the physics performance will be primarily determined by their geometrical acceptance and energy r…
View article: Morphology Related Defectiveness in ZnO Luminescence: From Bulk to Nano-Size
Morphology Related Defectiveness in ZnO Luminescence: From Bulk to Nano-Size Open
This study addresses the relationship between material morphology (size, growth parameters and interfaces) and optical emissions in ZnO through an experimental approach, including the effect of different material dimensions from bulk to na…
View article: The Bright X‐Ray Stimulated Luminescence of HfO<sub>2</sub> Nanocrystals Activated by Ti Ions
The Bright X‐Ray Stimulated Luminescence of HfO<sub>2</sub> Nanocrystals Activated by Ti Ions Open
The recent trends in scintillator technologies stimulate research efforts toward the development of novel materials morphologies, such as nanoparticles, able to efficiently convert ionizing radiations into light. For example, scintillating…
View article: The CALOCUBE project for a space based cosmic ray experiment: design, construction, and first performance of a high granularity calorimeter prototype
The CALOCUBE project for a space based cosmic ray experiment: design, construction, and first performance of a high granularity calorimeter prototype Open
Current research in High Energy Cosmic Ray Physics touches on fundamental questions regarding the origin of cosmic rays, their composition, the acceleration mechanisms, and their production. Unambiguous measurements of the energy spectra a…
View article: Silver centers luminescence in phosphate glasses subjected to X‐Rays or combined X‐rays and femtosecond laser exposure
Silver centers luminescence in phosphate glasses subjected to X‐Rays or combined X‐rays and femtosecond laser exposure Open
The generation of silver species has been investigated in silver‐containing sodo‐gallo‐phosphate glasses subjected to X‐ray irradiations. Radioluminescence spectroscopy has evidenced the presence of isolated and paired silver ions. The pro…
View article: Insight into the Influence of ZnO Defectivity on the Catalytic Generation of Environmentally Persistent Free Radicals in ZnO/SiO<sub>2</sub> Systems
Insight into the Influence of ZnO Defectivity on the Catalytic Generation of Environmentally Persistent Free Radicals in ZnO/SiO<sub>2</sub> Systems Open
The present study aims at supplying a more in-depth picture of the generation of environmentally persistent free radicals (EPFRs) from phenol (PhOH) on ZnO/SiO2 systems, by exploring the properties of ZnO nanoparticles (NPs) with different…
View article: A New Approach to Calorimetry in Space-Based Experiments for High-Energy Cosmic Rays
A New Approach to Calorimetry in Space-Based Experiments for High-Energy Cosmic Rays Open
Precise measurements of the energy spectra and of the composition of cosmic rays in the PeV region could improve our knowledge regarding their origin, acceleration mechanism, propagation, and composition. At the present time, spectral meas…
View article: Dual Cherenkov and Scintillation Response to High-Energy Electrons of Rare-Earth-Doped Silica Fibers
Dual Cherenkov and Scintillation Response to High-Energy Electrons of Rare-Earth-Doped Silica Fibers Open
The investigation of the characteristic luminescent response of Ce-doped silica fibers exposed to electrons in the 20–200-GeV energy range is reported in this work to explore the feasibility of using silica-based fibers for a simultaneous …
View article: Radiation hardness of Ce-doped sol-gel silica fibers for High Energy Physics applications
Radiation hardness of Ce-doped sol-gel silica fibers for High Energy Physics applications Open
The results of irradiation tests on Ce-doped sol-gel silica using X- and g-rays up to 10 kGy are reported, in order to investigate the radiation hardness of this material for high energy physics applications. Sol-gel silica fibers with Ce …