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A neutron detector based on EJ301 liquid scintillator has been employed at EAST to measure the neutron energy spectrum for D-D fusion plasma. The detector was carefully characterized in different quasi-monoenergetic neutron fields generated…

Instrumentation and Detectors · Physics 2013-04-30 Xi Yuan , Xing Zhang , Xufei Xie , G. Gorini , Zhongjing Chen , Xingyu Peng , Jinxiang Chen , Guohui Zhang , Tieshuan Fan , Guoqiang Zhong , Liqun Hu , Baonian Wan

We developed a 12-liter volume neutron detector filled with the liquid scintillator EJ301 that measures neutrons in an underground laboratory where dark matter and neutrino experiments are located. The detector target is a cylindrical…

Instrumentation and Detectors · Physics 2015-06-15 C. Zhang , D. -M. Mei , P. Davis , B. Woltman , F. Gray

The non-linear energy response of the plastic scintillator EJ-260 is measured with the MicroCHANDLER detector, using neutron beams of energy 5 to 27 MeV at the Triangle Universities Nuclear Laboratory. The first and second order Birks'…

The 3He-based neutron detectors are no longer the default solution for neutron scattering applications. Both the inability of fulfilling the requirements in performance, needed for the new instruments, and the shortage of 3He, drove a…

Instrumentation and Detectors · Physics 2020-03-13 Giacomo Mauri , Francesco Messi , Kalliopi Kanaki , Richard Hall-Wilton , Francesco Piscitelli

We introduce the LUNA neutron detector array developed for the investigation of the 13C(a,n)16O reaction towards its astrophysical s-process Gamow peak in the low-background environment of the Laboratori Nazionali del Gran Sasso (LNGS).…

A fast neutron spectrometer consisting of segmented plastic scintillator and He-3 proportional counters was constructed for the measurement of neutrons in the energy range 1 MeV to 200 MeV. We discuss its design, principles of operation,…

Instrumentation and Detectors · Physics 2014-11-24 T. J. Langford , C. D. Bass , E. J. Beise , H. Breuer , D. K. Erwin , C. R. Heimbach , J. S. Nico

The $^3$He(n,p) process is excellent for neutron detection between thermal and $\sim$4\,MeV because of the high cross section and near-complete energy transfer from the neutron to the proton. This process is typically used in gaseous forms…

Instrumentation and Detectors · Physics 2023-12-29 A. E. Sharbaugh , L. Jones , A. N. Villano

The response of a scintillation detector with a cylindrical 1.5-inch LaBr3:Ce crystal to incident neutrons has been measured in the energy range En = 2-12 MeV. Neutrons were produced by proton irradiation of a Li target at Ep = 5-14.6 MeV…

The $^3$He(n,p) process is excellent for neutron detection between thermal and $\sim$4\,MeV because of the high cross section and near-complete energy transfer from the neutron to the proton. Traditional gaseous $^3$He detectors using this…

Instrumentation and Detectors · Physics 2024-09-04 A. N. Villano

A low-background neutron detector array was developed to measure the cross section of the $^{13}$C($\alpha$,n)$^{16}$O reaction, which is the neutron source for the $s$-process in AGB stars, in the Gamow window ($E_{c.m.}$ = 190 $\pm$ 40…

Instrumentation and Detectors · Physics 2022-03-18 Y. T. Li , W. P. Lin , B. Gao , H. Chen , H. Huang , Y. Huang , T. Y. Jiao , K. A. Li , X. D. Tang , X. Y. Wang , X. Fang , H. X. Huang , J. Ren , L. H. Ru , X. C. Ruan , N. T. Zhang , Z. C. Zhang

A new high-precision detector for studying neutrons from beta-delayed neutron emission and direct reaction studies is proposed. The Neutron dEtector with Xn Tracking (NEXT) array is designed to maintain high intrinsic neutron detection…

In the last few years many detector technologies for thermal neutron detection have been developed in order to face the shortage of 3He, which is now much less available and more expensive. Moreover the 3He-based detectors can not fulfil…

Instrumentation and Detectors · Physics 2018-04-12 G. Mauri , F. Messi , K. Kanaki , R. Hall-Wilton , E. Karnickis , A. Khaplanov , F. Piscitelli

A large area plastic scintillator detector array(~ 1 m x1m) has been set up for fast neutron spectroscopy at the BARC-TIFR Pelletron laboratory, Mumbai. The energy, time and position response has been measured for electrons using…

Nuclear Experiment · Physics 2009-01-16 P. C. Rout , D. R. Chakrabarty , V. M. Datar , Suresh Kumar , E. T. Mirgule , A. Mitra , V. Nanal , R. Kujur

The emission of neutrons from heavy ion reactions is an important observable for studying the asymmetric nuclear equation of state and the reaction dynamics. A 20-unit neutron array has been developed and mounted on the compact spectrometer…

Setup fitting the requirements for the detailed study of the five-body decay of the 7H nucleus obtained as a result of the proton transfer from the 8He projectiles to the deuterium target nuclei is being built at the radioactive beam line…

The response of the liquid scintillator (EJ-301 equivalent to NE-213) to the monoenergetic electrons produced in Compton scattered $\gamma$-ray tagging has been carried out for various radioactive $\gamma$-ray sources. The measured electron…

This letter explains a new, highly sensitive method for the detection of neutrons, which uses the T$_{1/2}=845$ ns delay in the decay of $^{128}$I at the 137.8 keV energy level, resulting from the capture of thermal neutrons by iodine…

Instrumentation and Detectors · Physics 2017-03-08 E. Yakushev , S. Rozov , A. Drokhlyansky , D. Filosofov , Z. Kalaninova , V. Timkin , D. Ponomarev

The reliable detection of neutrons in a harsh gamma-ray environment is an important aspect of establishing non-destructive methods for the characterization of spent nuclear fuel. In this study, we present results from extended in-situ…

Instrumentation and Detectors · Physics 2021-10-22 Hanno Perrey , Linus Ros , Mikael Elfman , Ulrika Bäckström , Per Kristiansson , Anders Sjöland

The worldwide need to replace 3He for the neutron detection has triggered R&D on new technologies and methods. A promising one is based on commercial solid state silicon detectors coupled with thin neutron converter layers containing 6Li.…

Instrumentation and Detectors · Physics 2016-01-20 A. Pappalardo , M. Barbagallo , L. Cosentino , C. Marchetta , A. Musumarra , C. Scirè , S. Scirè , G. Vecchio , P. Finocchiaro
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