JANČÁŘ, Aleš, Zdeněk KOPECKÝ, Jan DRESSLER, Martin VEŠKRNA, Zdeněk MATĚJ, C. GRANJA and M. SOLAR. Pulse-shape discrimination of the new plastic scintillators in neutron–gamma mixed field using fast digitizer card. Radiation Physics and Chemistry. Elsevier, 2015, vol. 116, November 2015, p. 60-64. ISSN 0969-806X. Available from: https://dx.doi.org/10.1016/j.radphyschem.2015.05.007.
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Basic information
Original name Pulse-shape discrimination of the new plastic scintillators in neutron–gamma mixed field using fast digitizer card
Authors JANČÁŘ, Aleš (203 Czech Republic), Zdeněk KOPECKÝ (203 Czech Republic), Jan DRESSLER (203 Czech Republic), Martin VEŠKRNA (203 Czech Republic, guarantor, belonging to the institution), Zdeněk MATĚJ (203 Czech Republic, belonging to the institution), C. GRANJA (203 Czech Republic) and M. SOLAR (203 Czech Republic).
Edition Radiation Physics and Chemistry, Elsevier, 2015, 0969-806X.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10304 Nuclear physics
Country of publisher United States of America
Confidentiality degree is not subject to a state or trade secret
WWW URL
Impact factor Impact factor: 1.207
RIV identification code RIV/00216224:14330/15:00083307
Organization unit Faculty of Informatics
Doi http://dx.doi.org/10.1016/j.radphyschem.2015.05.007
UT WoS 000362606200012
Keywords in English Scintillation detectors; Mono-energetic neutron sources; Pulse-shape discrimination; Figure of merit; Digital-signal processing
Tags International impact, Reviewed
Changed by Changed by: RNDr. Pavel Šmerk, Ph.D., učo 3880. Changed: 2/5/2016 06:38.
Abstract
Recently invented plastic scintillator EJ-299-33 enables pulse-shape discrimination (PSD) and thus measurement of neutron and photon spectra in mixed fields. In this work we compare the PSD properties of EJ-299-33 plastic and the well-known NE-213 liquid scintillator in monoenergetic neutron fields generated by the Van de Graaff accelerator using the 3H(d, n)4He reaction. Pulses from the scintillators are processed by a newly developed digital measuring system employing the fast digitizer card. This card contains two AD converters connected to the measuring computer via 10 Gbps optical ethernet. The converters operate with a resolution of 12 bits and have two differential inputs with a sampling frequency 1 GHz. The resulting digital channels with different gains are merged into one composite channel with a higher digital resolution in a wide dynamic range of energies. Neutron signals are fully discriminated from gamma signals. Results are presented.
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