English
Related papers

Related papers: Determination of Boron Content in Tinkal Ore Sampl…

200 papers

We study the propagation of nucleons and nuclei in tissue-like media within a Monte Carlo Model for Heavy-ion Therapy (MCHIT) based on the GEANT4 toolkit (version 8.2). The model takes into account fragmentation of projectile nuclei and…

Medical Physics · Physics 2010-11-03 Igor Pshenichnov , Igor Mishustin , Walter Greiner

Measuring the scintillation and ionization yields of liquid xenon in response to ultra-low energy nuclear recoil events is necessary to increase the sensitivity of liquid xenon experiments to light dark matter. Neutron capture on xenon can…

Instrumentation and Detectors · Physics 2023-03-01 C. S. Amarasinghe , R. Coronel , D. Q. Huang , Y. Liu , M. Arthurs , S. Steinfeld , R. Gaitskell , W. Lorenzon

This study introduces silicon substrates with a switchable magnetic contrast layer (MCL) for polarised neutron reflectometry experiments (PNR) at solid/liquid interface to study soft matter surface layers. The advantage with neutron…

The study of the neutron response and n-gamma discrimination for small (18x26x8) mm3 liquid scintillator BC501A (Bicron) detector was carried out by digital charge comparison method. Three ranges of neutron energies were used: uniform…

Nuclear Experiment · Physics 2016-08-16 J. Černý , Z. Doležal , M. P. Ivanov , E. S. Kuzmin , J. Švejda , I. Wilhelm

This paper continues our treatment of the Neutron Transport Equation (NTE) building on the work in [arXiv:1809.00827v2], [arXiv:1810.01779v4] and [arXiv:1901.00220v3], which describes the flux of neutrons through inhomogeneous fissile…

Probability · Mathematics 2021-10-11 Alexander M. G. Cox , Simon C. Harris , Andreas E. Kyprianou , Minmin Wang

Small angle neutron scattering (SANS) is used to measure the density of heavy water contained in 1-D cylindrical pores of mesoporous silica material MCM-41-S-15, with pores of diameter of 15+-1 A. In these pores the homogenous nucleation…

Soft Condensed Matter · Physics 2009-11-13 Dazhi Liu , Yang Zhang , Chia-Cheng Chen , Chung-Yuan Mou , Peter H Poole , Sow-Hsin Chen

For many machine learning applications in science, data acquisition, not training, is the bottleneck even when avoiding experiments and relying on computation and simulation. Correspondingly, and in order to reduce cost and carbon…

In the work presented here we built and evaluated a single-channel neutron detection unit consisting of a ZnS:$^6$LiF scintillator with embedded WLS fibers readout by a SiPM. The unit has a sensitive volume of 2.4 x 2.8 x 50 mm$^3$; 12 WLS…

Instrumentation and Detectors · Physics 2015-12-09 A. Stoykov , J. -B. Mosset , U. Greuter , M. Hildebrandt , N. Schlumpf

In order to evaluate the response to cosmic-ray nuclei of a Compton-Scatter Transition Radiation Detector in the proposed ACCESS space-based mission, a hybrid Monte Carlo simulation using GEANT3 and an external transition radiation (TR)…

Instrumentation and Detectors · Physics 2009-11-11 John F. Krizmanic , Michael L. Cherry , Robert E. Streitmatter

The bremsstrahlung spectra produced by electrons impinging on thick targets are simulated using the Geant4 Monte Carlo toolkit. Simulations are validated against experimental data available in literature for a range of energy between 0.5…

Medical Physics · Physics 2015-04-10 Luciano Pandola , Claudio Andenna , Barbara Caccia

A liquid scintillator (LS) is developed for the Taishan Antineutrino Observatory (TAO), a ton-level neutrino detector to measure the reactor antineutrino spectrum with sub-percent energy resolution by adopting Silicon Photomultipliers…

Instrumentation and Detectors · Physics 2021-07-07 Zhangquan Xie , Jun Cao , Yayun Ding , Mengchao Liu , Xilei Sun , Wei Wang , Yuguang Xie

This paper deals with the first analysis of the neutron and gamma time series measured with organic scintillators from plutonium samples by using information measures. Fast neutron detection with organic scintillators has been widely used…

Instrumentation and Detectors · Physics 2021-04-28 Dragutin Mihailovic , Senada Avdic , Anja Mihailovic

The temperature measurement of material inside of an object is one of the key technologies for control of dynamical processes. For this purpose, various techniques such as laser-based thermography and phase-contrast imaging thermography…

Neutron time correlation measurements are used to characterize fissile systems. For this purpose, detailed information are obtained using list mode measurements where the neutron detection times are recorded in a file called the time list…

Instrumentation and Detectors · Physics 2024-12-18 Philippe Humbert

A simulation of neutrons traversing a shield beneath the COMET scintillator strip cosmic-veto counter is accomplished using the Geant4 toolkit. A Geant4 application is written with an appropriate detector construction and a possible…

Instrumentation and Detectors · Physics 2015-05-28 Oleg Markin

We present MXtalTools, a flexible Python package for the data-driven modelling of molecular crystals, facilitating machine learning studies of the molecular solid state. MXtalTools comprises several classes of utilities: (1) synthesis,…

Machine Learning · Computer Science 2025-11-26 Michael Kilgour , Mark E. Tuckerman , Jutta Rogal

Two single channel detection units for thermal neutron detection are investigated in a neutron beam. They consist of two ZnS/${}^6$LiF scintillating layers sandwiching an array of WLS fibers. The pattern of this units can be repeated…

Instrumentation and Detectors · Physics 2015-06-19 J. -B. Mosset , A. Stoykov , U. Greuter , M. Hildebrandt , N. Schlumpf , H. Van Swygenhoven

A low-power prototype of neutron amplifier, based on a 70 MeV, high current proton cyclotron being installed at LNL for the SPES RIB facility, was recently proposed within INFN-E project. This prototype uses a thick Beryllium converter to…

In order to measure energy and fluence of neutron fields, with energy ranging from 8 keV to 1 MeV, a new primary standard is being developed at the IRSN (Institute for Radioprotection and Nuclear Safety). This project, micro-TPC (Micro Time…

Instrumentation and Detectors · Physics 2014-10-29 D. Maire , J. Billard , G. Bosson , O. Bourrion , O. Guillaudin , J. Lamblin , L. Lebreton , F. Mayet , J. Médard , J-F. Muraz , J-P. Richer , Q. Riffard , D. Santos

Cathodoluminescence (CL) spectroscopy is a powerful technique for studying emission properties of optoelectronic materials because CL is free from excitable bandgap limits and from ambiguous signals due to simple light scattering and…