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Related papers: Low energy neutron propagation in MCNPX and GEANT4

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The complexity of the neutron transport phenomenon throws its shadows on every physical system wherever neutron is produced or absorbed. The Monte Carlo N-Particle Transport Code (MCNP) was used to investigate the flux perturbations in the…

High Energy Physics - Phenomenology · Physics 2022-07-25 Ateia W. Mahmoud , Elsayed K. Elmaghraby , A. H. M. Solieman , E. Salama , A. Elghazaly , S. A. El-fiki

Atmospheric neutrinos play a vital role in generating irreducible backgrounds in liquid-scintillator (LS) detectors via their neutral-current (NC) interactions with $^{12}$C nuclei. These interactions may affect a wide range of research…

High Energy Physics - Phenomenology · Physics 2025-03-17 Jie Cheng , Min Li , Yu-Feng Li , Gao-Song Li , Hao-Qi Lu , Liang-Jian Wen

The present chapter reviews current neutron and x-ray scattering techniques employed to elucidate the magnetic structures and spin dynamics of magnetic materials. Both techniques provide measurements as a function of the energy and the…

Materials Science · Physics 2021-06-07 Jeffrey W. Lynn , Bernhard Keimer

The multirank separable kernels of the neutron-proton interaction for uncoupled $S$ and $P$ partial waves (with the total angular momentum $J$=0,1) are proposed. Two different methods of a relativistic generalization of initially…

Nuclear Theory · Physics 2010-01-15 S. G. Bondarenko , V. V. Burov , W. -Y. Pauchy Hwang , E. P. Rogochaya

Neutrinos elastically scattered off atomic electrons offer a unique opportunity to probe the Standard Model (SM) and beyond SM physics. In this work, we examine the new physics effects of light mediators through elastic neutrino-electron…

High Energy Physics - Phenomenology · Physics 2025-03-28 Mehmet Demirci , M. Fauzi Mustamin

At very high densities, electrons react with protons to form neutron rich matter. This material is central to many fundamental questions in nuclear physics and astrophysics. Moreover, neutron rich matter is being studied with an…

Nuclear Theory · Physics 2013-01-01 C. J. Horowitz

In this talk, I discuss the general theory of neutrino oscillation experiments, putting special emphasis on the momentum distribution of the incoming neutrino beam. Then I discuss recent neutrino oscillation experiments, viz., LSND, KARMEN…

High Energy Physics - Phenomenology · Physics 2007-05-23 Palash B Pal

The newest neutron scattering applications are highly intensity-limited techniques that demand reducing the neutron losses between source and detectors. In addition, the nuclear industry demands more accurate data and procedures for the…

Experiments using slow neutrons address a growing range of scientific issues spanning nuclear physics, particle physics, astrophysics, and cosmology. The field of fundamental physics using neutrons has experienced a significant increase in…

Nuclear Experiment · Physics 2009-01-06 J. S. Nico , W. M. Snow

The low-energy parameters describing the np scattering in the 3S1 + 3D1 partial waves, the deuteron parameters, and their relations are discussed. These parameters can be determined quite accurately in the energy-dependent Nijmegen…

Nuclear Theory · Physics 2007-05-23 J. J. de Swart , C. P. F. Terheggen , V. G. J. Stoks

We discuss some differences and similarities between electron and neutrino scattering off atomic nuclei. We find that, in the giant resonance region, the two processes excite different nuclear modes, therefore the weak and the…

Nuclear Theory · Physics 2009-11-10 A. Botrugno , G. Co'

The neutron background at the underground laboratory at Boulby - a site for several dark matter experiments - is discussed. Special emphasis is put on the neutron background produced by cosmic-ray muons. The most recent versions of the muon…

In this contribution we show that the theory of neutron transfer to the continuum reactions is an useful tool to study different characteristics of the single particle structure of nuclei. In one example we discuss properties of the single…

Nuclear Theory · Physics 2009-10-31 A. Bonaccorso

In deep underground laboratories, environmental neutrons, which are produced at the cavern walls, introduce a source of background to rare event searches. The flux and spectrum of the ambient neutrons vary considerably with time and…

Instrumentation and Detectors · Physics 2025-12-17 Melih Solmaz , Klaus Eitel , Alfredo Davide Ferella , Felix Kratzmeier , Francesco Pompa , Kathrin Valerius

Neutrinos are among the most abundant particles in the universe, nearly massless, travel at speeds near the speed of light and are electrically neutral. Neutrinos can be generated through man-made sources like particle accelerators or by…

Planets smaller than Neptune and larger than Earth make up the majority of the discovered exoplanets. Those with H$_2$-rich atmospheres are prime targets for atmospheric characterization. The transition between the two main classes,…

Earth and Planetary Astrophysics · Physics 2021-12-08 Shang-Min Tsai , Hamish Innes , Tim Lichtenberg , Jake Taylor , Matej Malik , Katy Chubb , Raymond Pierrehumbert

Neutrinos at energies ranging from sub-TeV to EeV from astrophysical sources can yield interesting physical information about fundamental interactions, about cosmic rays and about the nature of the sources and their environment. Gamma-ray…

Astrophysics · Physics 2016-11-09 P. Meszaros , S. Razzaque

This extended abstract briefly summarizes ongoing research activity on the evaluation and experimental validation of physics methods for photon and electron transport. The analysis includes physics models currently implemented in Geant4 as…

Low-energy high-resolution neutrino-electron scattering experiments may play an important role in testing the gauge structure of the electroweak interaction. We propose the use of radioactive neutrino sources (e.g. $^{51}$Cr) in underground…

High Energy Physics - Phenomenology · Physics 2009-09-17 O. G. Miranda , V. Semikoz , J. W. F. Valle

Neutrons from ($\alpha$,n) reactions through thorium and uranium decays are important sources of background for direct dark matter detection. The neutron yields and energy spectra from a range of materials that are used to build dark matter…

Nuclear Experiment · Physics 2009-08-05 D. -M. Mei , C. Zhang , A. Hime
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