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Several improvements were made for Nuclear Track Detectors (NTDs) used for environmental studies and for particle searches. A new method was used to determine the bulk etch rate of CR39 and Makrofol NTDs. It is based on the simultaneous…

Instrumentation and Detectors · Physics 2008-11-26 S. Manzoor , S. Balestra , M. Cozzi , M. Errico , G. Giacomelli , M. Giorgini , A. Kumar , A. Margiotta , E. Medinaceli , L. Patrizii , V. Popa , I. E. Qureshi , V. Togo

Fluorescent nuclear track detectors (FNTD) show great potential for applications in ion-beam therapy research, such as dosimetry, advanced beam characterization, in-vivo use or as radiobiological assay. A essential feature of FNTDs is their…

Instrumentation and Detectors · Physics 2014-07-04 Steffen Greilich , Julia-Maria Osinga , Martin Niklas , Florian Lauer , Felix Bestvater , Oliver Jäkel

A new method for the determination of environmental Gd by neutron transmission (NT) experiments is proposed. The NT method is based on the measurements of neutron spectra passing through a target. From the attenuation neutron spectra new…

Nuclear Experiment · Physics 2014-06-04 Cristiana Oprea , Ioan Alexandru Oprea , Alexandru Mihul

Radionuclide Identification Devices (RIDs) or Backpack Radiation Detection Systems (BRDs) are often equipped with NaI(Tl) detectors. We demonstrate that such instruments could be provided with reasonable thermal- and fast-neutron…

Instrumentation and Detectors · Physics 2022-08-16 Guntram Pausch , Achim Kreuels , Falko Scherwinski , Yong Kong , Mathias Kuester , Ralf Lentering , Andreas Wolf , Juergen Stein

Fluorescent nuclear track detectors (FNTDs) based on Al${_2}$O${_3}$:C,Mg crystals are luminescent detectors that can be used for dosimetry and detection of charged particles and neutrons. These detectors can be utilised for imaging…

In this study, we have developed a new sub-MeV neutron detector that has a high position resolution, energy resolution, directional sensitivity, and low background. The detector is based on a super-fine-grained nuclear emulsion, called the…

Instrumentation and Detectors · Physics 2022-09-01 T. Shiraishi , I. Todoroki , T. Naka , A. Umemoto , R. Kobayashi , O. Sato

Novel NaIL detector (5x6 inch) was investigated for aims of neutron detection in wide energy range. It has been found that the detector together with its known ability to detect the {\gamma}- radiation is also allows to distinguish neutron…

Instrumentation and Detectors · Physics 2021-12-13 D. Ponomarev , D. Filosofov , J. Khushvaktov , A. Lubashevskiy , I. Rozova , S. Rozov , K. Shakhov , Yu. Shitov , V. Timkin , E. Yakushev , I. Zhitnikov

Neutron Resonance Transmission Analysis (NRTA) is a spectroscopic technique which uses the resonant absorption of neutrons in the epithermal range to infer the isotopic composition of an object. This spectroscopic technique has relevance in…

Instrumentation and Detectors · Physics 2021-05-19 Ethan A. Klein , Farheen Naqvi , Jacob E. Bickus , Hin Y. Lee , Robert J. Goldston , Areg Danagoulian

An efficient neutron detection system with good energy resolution is required to correctly characterize decays of neutron-rich nuclei where $\beta-$delayed neutron emission is a dominant decay mode. The Neutron dEtector with Xn Tracking…

Fluorescent Nuclear Track Detectors (FNTDs) offer a superior, sub-micrometer spatial resolution that allows for single particle track detection. However, when assessing particle fluence from the measured track positions, discrimination of…

Medical Physics · Physics 2017-03-21 Alexander Neuholz , Steffen Greilich

The measurement of environmental neutrons is particularly important in the search for new physics, such as dark matter particles, because neutrons constitute an often-irreducible background source. The measurement of the neutron energy…

Instrumentation and Detectors · Physics 2023-01-13 T. Shiraishi , S. Akamatsu , T. Naka , T. Asada , G. De Lellis , V. Tioukov , G. Rosa , R. Kobayashi , N. Ambrosio , A. Alexandrov , O. Sato

Application of the nuclear track emulsion technique (NTE) in radioactivity and nuclear fission studies is discussed. It is suggested to use a HSP-1000 automated microscope for searching for a collinear cluster tri-partition of heavy nuclei…

One of our two methods for fast-neutron imaging with spectrometric capability is presented here. It is a neutron-counting technique based on a hydrogenous neutron converter coupled to Gaseous Electron Multipliers (GEM). The principles of…

Instrumentation and Detectors · Physics 2009-11-10 V. Dangendorf , A. Breskin , R. Chechik , M. Goldberg , G. Laczko , I. Mor , M. Reginatto , D. Vartsky

In this study, we are doing R&D for directional dark matter search with nuclear emulsion. First of all, higher resolution nuclear emulsion with fine silver halide crystals was developed in the production facility of emulsion at Nagoya…

Instrumentation and Methods for Astrophysics · Physics 2015-05-30 T. Naka , M. Kimura , M. Nakamura , O. Sato , T. Nakano , T. Asada , Y. Tawara , Y. Suzuki

A conceptual scheme of a hybrid-emulsion spectrometer for investigating various channels of neutrino oscillations is proposed. The design emphasizes detection of $\tau$ leptons by detached vertices, reliable identification of electrons, and…

High Energy Physics - Experiment · Physics 2009-10-31 A. E. Asratyan , G. V. Davidenko , A. G. Dolgolenko , V. S. Kaftanov , M. A. Kubantsev , V. S. Verebryusov

A novel image analysis algorithm as applied to images of Nuclear Track Detectors (NTD) is presented. This process, involving sequential application of deconvolution and convolution techniques, followed by the application of Artificial…

Image and Video Processing · Electrical Eng. & Systems 2020-05-18 Joydeep Chatterjee , Rupamoy Bhattacharyya , Atanu Maulik , Kanik Palodhi

It is very important to measure the plasma performances of fusion reactors such as fuel ion density, plasma temperature, fusion power, fast neutron energy, and neutron flux. Various diagnostic systems are needed to measure fast neutron…

Nuclear Experiment · Physics 2024-07-10 Iskender Atilla Reyhancan

We show data from a new type of detector that can be used to determine neutron flux, energy distribution, and direction of neutron motion for both fast and thermal neutrons. Many neutron detectors are plagued by large backgrounds from…

Neutron imaging is a non-destructive inspection technique with a wide range of applications. One of the important aspects concerning neutron imaging is achieving micrometer-scale spatial resolution. Developing a neutron detector with a high…

The nitrogen-vacancy (NV) center has enabled widespread study of nanoscale nuclear magnetic resonance (NMR) spectroscopy at low magnetic fields. NMR spectroscopy at high magnetic fields significantly improves the technique's spectral…

Mesoscale and Nanoscale Physics · Physics 2021-09-15 Benjamin Fortman , Laura Mugica-Sanchez , Noah Tischler , Cooper Selco , Yuxiao Hang , Karoly Holczer , Susumu Takahashi
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