Sub‐Nanosecond 2D Perovskite Scintillators by Dielectric Engineering
Sign Up to like & getrecommendations! Published in 2023 at "Advanced Materials"
DOI: 10.1002/adma.202211769
Abstract: Perovskite materials have demonstrated great potential for ultrafast scintillators with high light yield. However, the decay time of perovskite still cannot be further minimized into sub‐nanosecond region, while sub‐nanosecond scintillators are highly demanded in various… read more here.
Keywords: time; perovskite scintillators; sub nanosecond; light yield ... See more keywords
Synthesis and scintillation properties of Ce-doped CaHfO3 crystals
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Materials Science: Materials in Electronics"
DOI: 10.1007/s10854-018-0249-9
Abstract: Ce-doped CaHfO3 crystals were synthesized by the floating zone method, and the photoluminescence and scintillation properties were evaluated. The crystals exhibit photoluminescence peaking at 440 nm, and the decay time constants are typical value due to… read more here.
Keywords: doped cahfo3; scintillation properties; scintillation; decay time ... See more keywords
Seasonal variations in vertical distribution of meteor decay time as observed from meteor radars at 8.5°N and 80°N
Sign Up to like & getrecommendations! Published in 2019 at "Advances in Space Research"
DOI: 10.1016/j.asr.2018.11.019
Abstract: Abstract The decay times of meteor radar echoes have been used for decades to investigate characteristics of the mesosphere and lower thermosphere (MLT) region. As the meteor echo decay time depends on background atmospheric parameters,… read more here.
Keywords: decay time; meteor decay; decay times; time ... See more keywords
Measurements and LES computations of a turbulent particle-laden flow inside a cubical differentially heated cavity
Sign Up to like & getrecommendations! Published in 2018 at "Atmospheric Environment"
DOI: 10.1016/j.atmosenv.2018.05.037
Abstract: Abstract The estimation of particle removal rates in closed atmospheric environments such as rooms or airplanes is of great interest because it is directly relevant to air quality and disease transmission. In this work we… read more here.
Keywords: measurements les; time constant; cavity; particle ... See more keywords
The impact of water loading on postglacial decay times in Hudson Bay
Sign Up to like & getrecommendations! Published in 2018 at "Earth and Planetary Science Letters"
DOI: 10.1016/j.epsl.2018.02.043
Abstract: Abstract Ongoing glacial isostatic adjustment (GIA) due to surface loading (ice and water) variations during the last glacial cycle has been contributing to sea-level changes globally throughout the Holocene, especially in regions like Canada that… read more here.
Keywords: postglacial decay; decay; water; decay time ... See more keywords
Li + , Na + and K + co-doping effects on scintillation properties of Ce:Gd 3 Ga 3 Al 2 O 12 single crystals
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Crystal Growth"
DOI: 10.1016/j.jcrysgro.2018.03.004
Abstract: Abstract Ce0.5%: Ce:Gd3Ga3Al2O12(GGAG) single crystals co-doped with 500at.ppm Li+, Na+ and K+ were grown by using the micro-pulling down method. The smooth Ce4+ charge transfer absorption below 350 nm and decay time acceleration were observed in… read more here.
Keywords: decay time; scintillation properties; single crystals; doping effects ... See more keywords
Red-emitting liquid and plastic scintillators with nanosecond time response
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Luminescence"
DOI: 10.1016/j.jlumin.2017.06.012
Abstract: Abstract Due to the extreme experimental conditions encountered, the Laser Megajoule facility (LMJ) needs to develop and characterize new organic scintillators with unseen features: a fast decay time, in the order of one nanosecond with… read more here.
Keywords: time; red emitting; decay time; emission wavelength ... See more keywords
Lead-free bright yellow emissive Rb2AgCl3 scintillators with nanosecond radioluminescence
Sign Up to like & getrecommendations! Published in 2022 at "Journal of Luminescence"
DOI: 10.1016/j.jlumin.2021.118500
Abstract: Abstract Scintillators have recently attracted increased attention because of their potential applications in various fields, such as medical imaging, security, and nondestructive inspection. However, the response time of commercial scintillators is normally in microseconds or… read more here.
Keywords: time; light yield; decay time; rb2agcl3 ... See more keywords
Size effects on phonon response of bismuth nanoislands to ultrafast laser excitation
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Physics and Chemistry of Solids"
DOI: 10.1016/j.jpcs.2019.06.014
Abstract: Abstract The lattice dynamics of bismuth nanoislands induced by ultrafast laser excitation is studied by ultrafast electron diffraction. The decay times of the Bragg peak intensity depend on the diffraction order. For 5-nm flat nanoislands,… read more here.
Keywords: bismuth nanoislands; laser excitation; excitation; ultrafast laser ... See more keywords
The investigation on the mechanism of the increased decay time in red SrS:Eu2+,Dy3+ phosphor
Sign Up to like & getrecommendations! Published in 2018 at "Materials Chemistry and Physics"
DOI: 10.1016/j.matchemphys.2017.12.031
Abstract: Abstract In this manuscript, a stick-like SrS:0.03Eu3+,0.03Dy3+ microstructure with about 20–30 μm in width and several hundred μm in length was fabricated utilizing a post-annealing hydrothermal method, in which the size of the structure is modulated… read more here.
Keywords: mechanism increased; time; increased decay; investigation mechanism ... See more keywords
Background-Free Fluorescence-Decay-Time Sensing and Imaging of pH with Highly Photostable Diazaoxotriangulenium Dyes.
Sign Up to like & getrecommendations! Published in 2019 at "Analytical chemistry"
DOI: 10.1021/acs.analchem.8b02534
Abstract: Novel fluorescent diazaoxatriangulenium (DAOTA) pH indicators for lifetime-based self-referenced pH sensing are reported. The DAOTA dyes were decorated with phenolic-receptor groups inducing fluorescence quenching via a photoinduced-electron-transfer mechanism. Electron-withdrawing chlorine substituents ensure response in the… read more here.
Keywords: fluorescence; fluorescence decay; free fluorescence; decay time ... See more keywords