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Related papers: Resolution studies with the DATURA beam telescope

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The spatial resolution of a detector, using a reference detector telecscope, can be measured applying the geometric mean method, with tracks reconstructed from hits of all the detectors, including ($\sigma_\mathrm{in}$) and excluding…

Instrumentation and Detectors · Physics 2014-01-09 T. Alexopoulos , G. Iakovidis , S. Leontsinis , K. Ntekas , V. Polychronakos

In this article we identify and discuss various statistical and systematic effects influencing the astrometric accuracy achievable with MICADO, the near-infrared imaging camera proposed for the 42-metre European Extremely Large Telescope…

Instrumentation and Methods for Astrophysics · Physics 2015-05-14 S. Trippe , R. Davies , F. Eisenhauer , N. M. Foerster Schreiber , T. K. Fritz , R. Genzel

A beam imaging detector was developed by coupling a multi-strip anode with delay line readout to an E$\times$B microchannel plate (MCP) detector. This detector is capable of measuring the incident position of the beam particles in…

Instrumentation and Detectors · Physics 2017-09-20 B. B. Wiggins , Varinderjit Singh , J. Vadas , J. Huston , T. K. Steinbach , S. Hudan , R. T. deSouza

Microscopy with extreme ultraviolet (EUV) radiation holds promise for high-resolution imaging with excellent material contrast, due to the short wavelength and numerous element-specific absorption edges available in this spectral range. At…

We have been developing a neutron detector with spatial resolution of submicron by loading 6Li into fine-grained nuclear emulsion. By exposure to thermal neutrons, tracks from neutron capture events were observed. From their grain density,…

Instrumentation and Detectors · Physics 2016-12-15 N. Naganawa , S. Awano , M. Hino , M. Hirose , K. Hirota , H. Kawahara , M. Kitaguchi , K. Mishima , T. Nagae , H. M. Shimizu , S. Tasaki , A. Umemoto

Particle beam microscopy (PBM) performs nanoscale imaging by pixelwise capture of scalar values representing noisy measurements of the response from secondary electrons (SEs) integrated over a dwell time. Extended to metrology, goals…

Data Analysis, Statistics and Probability · Physics 2023-08-15 Akshay Agarwal , Minxu Peng , Vivek K. Goyal

In 21-cm experimental cosmology, accurate characterization of a radio telescope's antenna beam response is essential to measure the 21-cm signal. Computational electromagnetic (CEM) simulations estimate the antenna beam pattern and…

Instrumentation and Methods for Astrophysics · Physics 2024-08-30 Joshua J. Hibbard , Bang D. Nhan , David Rapetti , Jack O. Burns

We demonstrate dark-field x-ray microtomography in a compact, laboratory-based system capable of resolving attenuation, phase, and anisotropic scattering signals with micrometer-scale resolution across centimetre-scale samples. The method…

The micropattern gaseous detector Micromegas has been developed for several years in Saclay and presents good performance for neutron detection. A prototype for neutron imaging has been designed and new results obtained in thermal neutron…

We present the development of the first ultrafast transmission electron microscope (UTEM) driven by localized photoemission from a field emitter cathode. We describe the implementation of the instrument, the photoemitter concept and the…

Fine-grained nuclear emulsion films have been developed as a tracking detector with nanometric spatial resolution to be used in direction-sensitive dark matter searches, thanks to novel readout technologies capable of exploiting this…

A new type of cold/ultracold neutron detector that can realize a spatial resolution of less than 100 nm was developed using nuclear emulsion. The detector consists of a fine-grained nuclear emulsion coating and a 50-nm thick $^{10}$B$_4$C…

Instrumentation and Detectors · Physics 2018-12-05 N. Naganawa , T. Ariga , S. Awano , M. Hino , K. Hirota , H. Kawahara , M. Kitaguchi , K. Mishima , H. M. Shimizu , S. Tada , S. Tasaki , A. Umemoto

Fluorescence telescopes are among the key instruments used for studying ultra-high energy cosmic rays in all modern experiments. We use model data for a small ground-based telescope EUSO-TA to try some methods of machine learning and neural…

Instrumentation and Methods for Astrophysics · Physics 2025-07-08 Mikhail Zotov , Pavel Zakharov

We propose a new wide-field imaging method that exploits the Localized Surface Plasmon Resonance phenomenon to produce super-resolution images with an optical microscope equipped with a custom design polarization analyzer module. In this…

Instrumentation and Methods for Astrophysics · Physics 2023-10-09 Andrey Alexandrov , Takashi Asada , Fabio Borbone , Valeri Tioukov , Giovanni De Lellis

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…

Ultra-fast transmission electron microscopy (UTEM) combines sub-picosecond time-resolution with the versatility of TEM spectroscopies. It allows one to study the dynamics of materials properties combining complementary techniques. However,…

Materials Science · Physics 2021-08-25 S. Meuret , L. H. G. Tizei , F. Houdellier , S. Weber , Y. Auad , M. Tencé , H. -C. Chang , M. Kociak , A. Arbouet

To address the Reactor Antineutrino Anomaly (RAA) observed in neutrino experiments, the Reactor Experiment for Neutrino and Exotics (RENE) has been initiated using a liquid scintillation detector. In this study, we investigate the…

The alignment of the ATLAS Inner Detector is performed with a track-based algorithm. The aim of the detector alignment is to provide an accurate description of the detector geometry such that track parameters are accurately determined and…

Instrumentation and Detectors · Physics 2019-10-15 Julian Wollrath

The Time Projection Chamber (TPC) can identify particle species using the energy loss (dE/dx) measured by the readout pad rows. The dE/dx resolution for the ILD (International Large Detector) -TPC for the International Linear Collider…

Instrumentation and Detectors · Physics 2018-01-16 Aiko Shoji
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