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Related papers: Stroboscopic Time-of-Flight Neutron Diffraction in…

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Through the use of Time-of-Flight Three Dimensional Polarimetric Neutron Tomography (ToF 3DPNT) we have for the first time successfully demonstrated a technique capable of measuring and reconstructing three dimensional magnetic field…

An analysis methodology is developed for the time-of-flight (TOF) signals recorded by two or more collinear neutron detectors located at different distances from a pulsed neutron source. It is based on taking central moments of the TOF…

Plasma Physics · Physics 2025-01-15 Brian D. Appelbe , Aidan J. Crilly

The photoneutron source (PNS, phase 1), an electron linear accelerator (linac)-based pulsed neutron facility that uses the time-of-flight (TOF) technique, was constructed for the acquisition of nuclear data from the thorium molten salt…

A new double time-of-flight (dTOF) neutron spectroscopy technique has been developed for pulsed broad spectrum sources with a duty cycle that results in frame overlap, where fast neutrons from a given pulse overtake slower neutrons from…

Instrumentation and Detectors · Physics 2020-10-07 K. P. Harrig , B. L. Goldblum , J. A. Brown , D. L. Bleuel , L. A. Bernstein , J. Bevins , M. Harasty , T. A. Laplace , E. F. Matthews

We have developed an innovative methodology for obtaining the neutron energy distribution from a time-of-flight (TOF) measurement based on the iterative Bayesian unfolding method and accurate Monte Carlo simulations. This methodology has…

Data Analysis, Statistics and Probability · Physics 2024-09-26 A. Pérez de Rada Fiol , D. Cano-Ott , T. Martínez , V. Alcayne , E. Mendoza , J. Plaza , A. Sanchez-Caballero , D. Villamarín

A time-of-flight spectrometer of neutrons in the energy range (0.05 -- 2.5)$\mu$eV is described. This spectrometer has been tested my measuring the total and differential neutron cross sections for a number of materials: Al, Cu, $^{6}$LiF,…

Nuclear Experiment · Physics 2011-02-15 Yu. N. Pokotilovski , M. I. Novopoltsev , P. Geltenbort , Th. Brenner

We examine in analytic and numeric ways the imaging effects of temporal neutron lenses created by traveling magnetic fields. For fields of parabolic shape we derive the imaging equations, investigate the time-magnification, the evolution of…

Other Condensed Matter · Physics 2009-11-11 K. Baumann , R. Gaehler , P. D. Grigoriev , E. I. Kats

Neutron capture cross-section measurements are fundamental in the study of the slow neutron capture (s-) process of nucleosynthesis and for the development of innovative nuclear technologies. One of the best suited methods to measure…

Accurate conversion of neutron time-of-flight (TOF) to wavelength, and its uncertainty, is of fundamental importance to neutron scattering measurements. Especially in cases where instruments are highly configurable, the determination of the…

Instrumentation and Detectors · Physics 2023-04-26 L. Vergara , M. Arai , R. Woracek , M. Olsson , A. Quintanilla , S. Alcock , J. Nilsson , K. Kanaki , P. M. Kadletz , O. Kirstein , R. Hall-Wilton , N. Tsapatsaris

Spectra of ultracold neutrons that appeared in experiments on neutron diffraction by a moving grating were measured using the time-of-flight Fourier spectrometer. Diffraction lines of five orders were observed simultaneously. The obtained…

The Time-of-Flight (TOF) system of the AMS detector gives the fast trigger to the read out electronics and measures velocity, direction and charge of the crossing particles. The new version of the detector (called AMS-02) will be installed…

High Energy Physics - Experiment · Physics 2017-08-23 L. Brocco , D. Casadei , F. Cindolo , A. Contin , G. Laurenti , G. Levi , A. Montanari , F. Palmonari , L. Patuelli , C. Sbarra , A. Zichichi

Time-Of-Flight (TOF) is a noble technique that is used in Positron Emission Tomography (PET) imaging worldwide. The scintillator based imaging system that is being used around the world for TOF-PET is very expensive. Multi-gap Resistive…

Instrumentation and Detectors · Physics 2018-07-02 Rajesh Ganai , Shaifali Mehta , Mehulkumar Shiroya , Mitali Mondal , Zubayer Ahammed , Subhasis Chattopadhyay

Time-of-flight (ToF) measurements is a possible alternative to anti-scatter grids in computed tomography (CT). Simulations have shown a possible 75% reduction in the detrimental scattering contribution with a 100 ps FWHM timing resolution.…

In applied forms of time-of-flight mass spectrometry utilizing ion storage devices prior to an analysis device, a non instantaneous electric ejection pulse applied in the region of ion storage is used to accelerate ions into the…

Instrumentation and Detectors · Physics 2023-07-19 M. Rosenbusch , P. Schury , M. Wada , S. Iimura , Y. Ito , H. Wollnik

We describe a technique for mapping the spatial variation of static electric, static magnetic, and rf magnetic fields using a pulsed atomic or molecular beam. The method is demonstrated using a beam designed to measure the electric dipole…

Atomic Physics · Physics 2009-11-13 J. J. Hudson , H. T. Ashworth , D. M. Kara , M. R. Tarbutt , B. E. Sauer , E. A. Hinds

Time-of-flight (ToF) 3D imaging has a wealth of applications, from industrial inspection to movement tracking and gesture recognition. Depth information is recovered by measuring the round-trip flight time of laser pulses, which usually…

An analytical method is presented with allows to estimate the energy resolution of time-of-flight neutron spectrometers, as well as its partial contributions, over a dynamical range that extends from the elastic line to the accessible…

Instrumentation and Detectors · Physics 2009-12-05 Ana M Gaspar

We demonstrate the implementation of a simple time-of-flight (ToF) mass spectrometer with medium-mass resolution ($m/\Delta m\sim50$) geared towards the demands of atomic, molecular, and chemical physics experiments. By utilizing a novel…

Spectrometers based on the magnetic adiabatic collimation followed by an electrostatic filter (MAC-E-filter) principle combine high angular acceptance with an excellent energy resolution. These features make MAC-E-filters very valuable for…

Instrumentation and Detectors · Physics 2020-10-20 Alexander Fulst , Alexey Lokhov , Mariia Fedkevych , Nicholas Steinbrink , Christian Weinheimer

The small time gap of synchrotron radiation in conventional multi-bunch mode (100-500MHz) is prohibitive for time-of-flight (ToF) based electron spectroscopy. Even the new generation of delay-line detectors with improved time resolution…

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