Results 81 to 90 of about 75,517 (292)

The study of neutron spectra in water bath from Pb target irradiated by 250MeV/u protons

open access: yes, 2014
The spallation neutrons were produced by the irradiation of Pb with 250 MeV protons. The Pb target was surrounded by water which was used to slow down the emitted neutrons.
Bin Zhou   +15 more
core   +1 more source

Neutron Irradiation of 237Np

open access: yesJournal of the Atomic Energy Society of Japan / Atomic Energy Society of Japan, 1962
Irradiation of 237Np target in JRR-1 and subsequent activity measurement clarified that 238Np was formed as a consequence of neutron capture. The identification was carried out by tracing the decay and by β- and γ-spectrometry. Gamma-rays due to fission products did not interfere with the above measurements.
openaire   +2 more sources

NEUTRON AND GAMMA ALBEDO EVALUATION AT AN IRRADIATION FACILITY

open access: yesRadiation Protection Dosimetry, 2020
Abstract The irradiation facility of the University of Pisa (UNIPI) is a neutron and gamma irradiation facility of the University of Pisa used for calibration purposes and to evaluate detectors and dosemeters for mixed neutron and gamma fields. The facility consists of a fairly large room (5.0 × 7.8 × 2.5 m3) with concrete walls and roof
Ciolini Riccardo   +3 more
openaire   +3 more sources

Advances in Halide Perovskites for Photon Radiation Detectors

open access: yesAdvanced Materials Technologies, EarlyView.
This work highlights recent progress in perovskite‐based photon radiation detectors, covering organic–inorganic hybrid, inorganic, lead‐free double, and vacancy‐ordered halide perovskites. Their detection performance is compared, material‐specific advantages and challenges are examined, and provides insight into current limitations and future ...
Liangling Wang   +3 more
wiley   +1 more source

Chemically Doped Conductive Polymers for Wearable Health Monitoring

open access: yesAdvanced Materials Technologies, EarlyView.
Among conductive polymers, poly(3,4‐ethylenedioxythiophene):poly(styrenesulfonate) (PEDOT:PSS), polyaniline (PANI), and polypyrrole (PPy) are the most studied and applied. Chemical doping significantly boosts intrinsic conductivity and mechanical robustness.
Mengdi Zuo   +5 more
wiley   +1 more source

Planned material irradiation capabilities of IFMIF-DONES

open access: yesNuclear Materials and Energy, 2018
IFMIF-DONES (International Fusion Materials Irradiation Facility - DEMO-oriented Neutron Source) is currently being developed in the frame of the EUROfusion Early Neutron Source work package (WPENS), based on the results achieved in the ongoing IFMIF ...
Frederik Arbeiter   +10 more
doaj   +1 more source

Degradation Mechanisms in PEM Water Electrolysis: Diagnosis and Impact

open access: yesAdvanced Materials Technologies, EarlyView.
This review provides an analysis of degradation mechanisms in proton electrolyte membrane water electrolyzers (PEMWE), focusing on all key components. It discusses diagnostic and measurement techniques for evaluating degradation, less‐studied mechanisms, and an expert survey.
Annik Bernhardt   +11 more
wiley   +1 more source

Total body calcium analysis [PDF]

open access: yes
A technique to quantitate total body calcium in humans is developed. Total body neutron irradiation is utilized to produce argon 37. The radio argon, which diffuses into the blood stream and is excreted through the lungs, is recovered from the exhaled ...
Lewellen, T. K., Nelp, W. B.
core   +1 more source

Defects in Neutron-irradiated ZnO (I)

open access: yesZeitschrift für Naturforschung A, 1971
Abstract After irradiation with fast neutrons, several paramagnetic centers have been observed in ZnO by ESR. They result from electrons trapped at oxygen vacancies and from holes trapped at more complex defect associates.
K. Leutwein, J. Schneider
openaire   +1 more source

Flexible and High‐Performance Perovskite‐Polymer Composites for Dual X‐Ray and Proton Direct Detection

open access: yesAdvanced Optical Materials, EarlyView.
A polymer–perovskite composite obtained by mechanochemical synthesis enables thick, tunable active layers for efficient absorption of highly penetrating ionizing radiation. Vertical‐electrode detectors achieve low X‐ray detection limits and high sensitivity direct 5 MeV proton sensing.
Camilla Bordoni   +9 more
wiley   +1 more source

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