English
Related papers

Related papers: POWTEX visits POWGEN

200 papers

We introduce a computer program to simulate the results of neutron powder-diffraction experiments at the High Flux Isotope Reactor at Oak Ridge National Laboratory. The program is freely available as a web application at…

Wombat is the high intensity neutron diffractometer in operation at the Australian Centre for Neutron Scattering. While primarily used as a high-speed powder diffractometer, the high-performance area detector allows both texture…

Instrumentation and Detectors · Physics 2026-02-23 Helen E. Maynard-Casely , Siobhan M. Tobin , Chin-Wei Wang , Vanessa K. Peterson , James R. Hester , Andrew J. Studer

Nowadays neutron scattering science is increasing its instrumental power. Most of the neutron sources in the world are pushing the development of their technologies to be more performing. The neutron scattering development is also pushed by…

Instrumentation and Detectors · Physics 2019-08-14 Francesco Piscitelli

Energy-resolved neutron imaging at a pulsed source utilizes the energy-dependent neutron transmission measured via time-of-flight to extract quantitative information about the internal microstructure of an object. At the RADEN instrument at…

HEIMDAL is a thermal powder diffractometer designed to operate at the European Spallation Source, world's most intense neutron source. The detailed design of the instrument, which is expected to enter user operation in 2024/2025, assumes…

Instrumentation and Detectors · Physics 2020-01-29 I. Stefanescu , M. Christensen , R. Hall-Wilton , S. Holm-Dahlin , K. Iversen , M. Klein , D. Mannix , J. Schefer , C. J. Schmidt , W. Schweika , U. Stuhr

We present the design of a next-generation experiment, n2EDM, currently under construction at the ultracold neutron source at the Paul Scherrer Institute (PSI) with the aim of carrying out a high-precision search for an electric dipole…

Neutron spectrum and scattered neutrons caused distortions are major problems in fast neutron radiography and should be considered for improving the image quality. This paper puts emphasis on the removal of these image distortions and…

Instrumentation and Detectors · Physics 2013-06-11 Liu Shu-Quan , Bücherl Thomas , Li Hang , Zou Yu-Bin , Lu Yuan-Rong , Guo Zhi-Yu

The T-REX neutron time-of-flight spectrometer at the European Spallation Source will use Multi-Grid Technology, which relies on thin B4C coatings on the Al blades of the grids to detect scattered thermal neutrons. Following a Monte Carlo…

Instrumentation and Detectors · Physics 2025-11-06 A. Backis , C. -C. Lai , M. Aouane , P. P. Deen , K. G. Fissum , J. R. M. Annand , K. Livingston , D. Raspino

Powder X-ray diffraction (pXRD) experiments are a cornerstone for materials structure characterization. Despite their widespread application, analyzing pXRD diffractograms still presents a significant challenge to automation and a…

European Spallation Source instruments like the macromolecular diffractometer, NMX, require an excellent neutron detection efficiency, high-rate capabilities, time resolution, and an unprecedented spatial resolution in the order of a few…

Chinese Spallation Neutron Source (CSNS), one project of the 12th five-year-plan scheme of China, is under construction in Guangdong province. Three neutron spectrometers will be installed at the first phase of the project, where…

Instrumentation and Detectors · Physics 2015-05-30 Li-Chao Tian , Bin Tang , Xiao-Hu Wang , Rong-Guang Liu , Jian Zhang , Yuan-Bo Chen , Zhi-Jia Sun , Hong Xu , Gui-An Yang , Qiang Zhang

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

Neutron scattering techniques offer a unique combination of structural and the dynamic information of atomic and molecular systems over a wide range of distances and times. The increasing complexity in science investigations driven by…

Instrumentation and Detectors · Physics 2019-05-30 Giacomo Mauri

Imaging X-ray polarimetry with IXPE has demonstrated the scientific potential of the technique but also revealed the need for significant detector upgrades, particularly with the read-out ASIC that images photoelectron tracks and possibly…

Proton Induced X-ray Emission (PIXE) using high energy protons is a non destructive multi elemental technique that can analyze medium and heavy trace elements on thick samples. A new experimental setup is being built at the ARRONAX facility…

Nuclear Experiment · Physics 2010-11-18 C. Koumeir , F. Haddad , V. Metivier , N. Servagent , N. Michel

The boron-10 based Multi-Grid detector is being developed as an alternative to helium-3 based neutron detectors. At the European Spallation Source, the detector will be used for time-of-flight neutron spectroscopy at cold to thermal neutron…

We present the new spectrometer for the neutron electric dipole moment (nEDM) search at the Paul Scherrer Institute (PSI), called n2EDM. The setup is at room temperature in vacuum using ultracold neutrons. n2EDM features a large UCN double…

The present paper reports on the recent activity of the data analysis software development for total-reflection high-energy positron diffraction (TRHEPD), a novel experimental technique for surface structure determination. Experiments using…

Materials Science · Physics 2020-07-14 Kazuyuki Tanaka , Takeo Hoshi , Izumi Mochizuki , Takashi Hanada , Ayahiko Ichimiya , Toshio Hyodo

The TOTEM experiment at the LHC has produced a large set of measurements on diffractive processes and pp cross sections. A new detector, called nT2, has been designed to measure the inelastic scattering rate during the LHC special run of…

High Energy Physics - Experiment · Physics 2024-11-19 Edoardo Bossini

We report a novel neutron-detection approach employing an EJ-309 liquid scintillator surrounded by six 3He proportional counters. Tests were performed at the FRANZ facility of the Goethe-University Frankfurt using the 7Li(p,n0)7Be reaction,…

‹ Prev 1 2 3 10 Next ›