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We report observations from the (p,n) reaction on 12C at 135 MeV. The experiment was performed with the beam-swinger neutron time-of-flight system at the Indiana University Cyclotron Facility. Neutrons were detected in large-volume plastic…

We investigate the problem of detecting the presence of clandestine neutron sources, such as would be produced by nuclear weapons containing plutonium, within cargo containers. Small, simple and economical semiconductor photodiode detectors…

Physics and Society · Physics 2012-05-22 J. I. Katz

"LUE200" - 200 MeV electron linac is being created at JINR as a driver of the pulsed neutron source "IREN" [1]. The special full-scale facilities for testing the main systems of LUE-200 (FSTF) are used at JINR, BINP, MEPhI and YerPhI [2].…

Accelerator Physics · Physics 2009-10-05 S. N. Dolya , W. I. Furman , V. V. Kobets , E. M. Laziev , Yu. A. Metelkin , V. A. Shvets , A. P. Soumbaev

In this paper a new type of passive neutron detector based on the already existing one, CR39, is described. Its operation was verified by three different neutron sources: an Americium-Beryllium (Am241-Be) source; a TRIGA type nuclear…

General Physics · Physics 2013-02-26 Fabio Cardone , Giovanni Cherubini , Walter Perconti , Andrea Petrucci , Alberto Rosada

A prototype of neutron spectrometer based on diamond detectors has been developed. This prototype consists of a $^6$Li neutron converter sandwiched between two CVD diamond crystals. The radiation hardness of the diamond crystals makes it…

Instrumentation and Detectors · Physics 2015-05-26 M. Osipenko , F. Pompili , M. Ripani , M. Pillon , G. Ricco , B. Caiffi , R. Cardarelli , G. Verona-Rinati , S. Argiro

Neutron-source identification is central to nuclear physics and its applications, from planetary science to nuclear security, yet direct source discrimination from measured neutron spectra remains fundamentally elusive. Here, we introduce a…

Instrumentation and Detectors · Physics 2026-05-14 David Breitenmoser , Ricardo Lopez , Shaun D. Clarke , Sara A. Pozzi

A core-collapse supernova will produce an enormous burst of neutrinos of all flavors in the few-tens-of-MeV range. Measurement of the flavor, time and energy structure of a nearby core-collapse neutrino burst will yield answers to many…

Instrumentation and Methods for Astrophysics · Physics 2012-11-20 Kate Scholberg

Coulomb explosion is revisited on the basis of explosion theory. The characteristics of the Coulomb explosion such as the ion kinetic energy, the energy distribution function, the laser absorption length along with the neutron yield are…

Plasma Physics · Physics 2007-05-23 R. Annou , V. K. Tripathi

It has long been recognized that the neutrinos detected from the next core-collapse supernova in the Galaxy have the potential to reveal important information about the dynamics of the explosion and the nucleosynthesis conditions as well as…

High Energy Astrophysical Phenomena · Physics 2016-08-23 Warren P. Wright , Gautam Nagaraj , James P. Kneller , Kate Scholberg , Ivo R. Seitenzahl

While existing detectors would see a burst of many neutrinos from a Milky Way supernova, the supernova rate is only a few per century. As an alternative, we propose the detection of ~ 1 neutrino per supernova from galaxies within 10 Mpc, in…

Astrophysics · Physics 2009-11-10 Shin'ichiro Ando , John F. Beacom , Hasan Yuksel

We present a novel method for detecting the relic neutrino background that takes advantage of structured quantum degeneracy to amplify the drag force from neutrinos scattering off a detector. Developing this idea, we present a…

High Energy Physics - Phenomenology · Physics 2015-06-18 Jeremiah Birrell , Johann Rafelski

Neutrino oscillations are studied employing sources of low energy monoenergetic neutrinos following electron capture by the nucleus and measuring electron recoils. Since the neutrino energy is very low the oscillation length appearing in…

High Energy Physics - Phenomenology · Physics 2011-01-27 J. D. Vergados , Y. Giomataris , Yu. N. Novikov

Absolute measurements of neutron fluence are an essential prerequisite of neutron-induced cross section measurements, neutron beam lines characterization and dosimetric investigations. The H(n,p) elastic scattering cross section is a very…

Instrumentation and Detectors · Physics 2018-11-05 Paola Marini , Ludovic Mathieu , Mourad Aïche , Serge Czajkowski , Beatriz Jurado , Igor Tsekhanovich

Neutrino-nucleus cross sections for the detection of atmospheric neutrinos are calculated in relativistic impulse and random phase approximations. Pion production is estimated via inclusive Delta-hole nuclear excitations. The number of pion…

Nuclear Theory · Physics 2008-11-26 H. Kim , S. Schramm , C. J. Horowitz

We study the possibility of using CsI[Na] scintillators as an advantageous target for the detection of coherent elastic neutrino-nucleus scattering (CENNS), using the neutrino emissions from the SNS spallation source at Oak Ridge National…

Instrumentation and Detectors · Physics 2014-12-04 J. I. Collar , N. E. Fields , E. Fuller , M. Hai , T. W. Hossbach , J. L. Orrell , G. Perumpilly , B. Scholz

We report on the experimental observation of beam-like neutron emission with peak flux of the order of 10^9 n/sr, from light nuclei reactions in a pitcher-catcher scenario, by employing MeV ions driven by high power laser. The spatial…

A method is proposed for the experimental measurement of neutron separation energies for nuclei far from stability. The procedure is based on determining cross sections for the production of nuclei, by projectile fragmentation, for which…

Nuclear Experiment · Physics 2009-11-10 W. A. Friedman , M. B. Tsang

The next generation of very-short-baseline reactor experiments will require compact detectors operating at surface level and close to a nuclear reactor. This paper presents a new detector concept based on a composite solid scintillator…

Diamonds are very promising candidates for the neutron diagnostics in harsh environments such as fusion reactor. In the first place this is because of their radiation hardness, exceeding that of Silicon by an order of magnitude. Also, in…

Instrumentation and Detectors · Physics 2016-09-21 B. Caiffi , M. Osipenko , M. Ripani , M. Pillon , M. Taiuti