Cosmic Ray Background Rejection with Wire-Cell LArTPC Event Reconstruction in the MicroBooNE DetectorFor a large liquid argon time projection chamber (LArTPC) operating on or near the Earth's surface to detect neutrino interactions, the rejection of cosmogenic background is a critical and…MicroBooNE collaboration, P. Abratenko, M. Alrashed et al.·Jan 12, 2021SaveLearn
Characterization of VUV4 SiPM for Liquid Argon DetectorParticle detectors based on liquid argon are now recognised as an attractive technology for dark matter direct detection and coherent elastic neutrino-nucleus scattering measurement. A program using…L. Wang, M. Y. Guan, H. J. Qin et al.·Jan 12, 2021SaveLearn
Energy resolution of a photon-counting silicon strip detectorA photon-counting silicon strip detector with two energy thresholds was investigated for spectral X-ray imaging in a mammography system. Preliminary studies already indicate clinical benefit of the…Erik Fredenberg, Mats Lundqvist, Bjorn Cederstrom et al.·Jan 12, 2021SaveLearn
Possibility to make a beam of tau-leptons and charmed particles by a channeling crystalWe suggest a way to capture by a focusing crystal the short-lived particles (tau leptons, charmed baryons) produced in the decays downstream of a target hit by primary protons. The beam of captured…V. M. Biryukov·Jan 12, 2021SaveLearn
Stable π-radical 2,2-diphenyl-1-picrylhydrazyl (DPPH) adsorbed at the elbows of 22×3 reconstructed Au(111)Stable organic radicals serve as model systems for investigating metal-free magnetic phenomena at (sub)nanometer length scales. We have investigated at the single-molecule level the stable…Radovan Vranik, Vitalii Stetsovych, Simon Feigl et al.·Jan 12, 2021SaveLearn
Alignment of electron optical beam shaping elements using a convolutional neural networkA convolutional neural network is used to align an orbital angular momentum sorter in a transmission electron microscope. The method is demonstrated using simulations and experimentally. As a result…E. Rotunno, A. H. Tavabi, P. Rosi et al.·Jan 12, 2021SaveLearn
The Electric Field Dependence of Single Electron Emission in the PIXeY Two-Phase Xenon DetectorDual phase xenon detectors are widely used in experimental searches for galactic darkmatter particles. The origin of single electron backgrounds following prompt scintillation and proportional…E. Bodnia, E. P. Bernard, A. Biekert et al.·Jan 11, 2021SaveLearn
High Precision Digitizer for High Luminosity LHCOne of the key elements of the HL-LHC project is the replacement of the magnets that focus the beams near the interaction points of ATLAS and CMS. The new magnets also call for higher precision…Miguel Bastos, Nikolai Beev, Michele Martino·Jan 11, 2021SaveLearn
Influence of α-particles irradiation on the performance and defect levels structure of Al/SiO2/p-type Si surface barrier detectorDeterioration of the operation parameters of Al/SiO2/p-type Si surface barrier detector upon irradiation with alpha-particles at room temperature was investigated. As a result of 40-days irradiation…S. V. Bakhlanov, N. V. Bazlov, D. V. Danilov et al.·Jan 11, 2021SaveLearn
Innovative Low Cost Laboratory Automation Environment and LabVIEW Reformation Application Case StudyIn recognition of the catalytic role of instruments, we report on an original, low-cost, robust, LabVIEW-based automation development environment configuration and application to reformation of a…Garnet Cameron, David Shiner·Jan 10, 2021SaveLearn
Response of undoped cryogenic CsI to low-energy nuclear recoilsThe bright scintillation of pure CsI operated at liquid-nitrogen temperature makes of this material a promising dark matter and neutrino detector. We present the first measurement of its quenching…C. M. Lewis, J. I. Collar·Jan 9, 2021SaveLearn
Search for Dark Photon Dark Matter: Dark E-Field Radio Pilot ExperimentWe are building an experiment to search for dark matter in the form of dark photons in the nano- to milli-eV mass range. This experiment is the electromagnetic dual of magnetic detector dark radio…Benjamin Godfrey, J. Anthony Tyson, Seth Hillbrand et al.·Jan 8, 2021SaveLearn
Design considerations for a new generation of SiPMs with unprecedented timing resolutionThe potential of photon detectors to achieve precise timing information is of increasing importance in many domains, PET and CT scanners in medical imaging and particle physics detectors, amongst…S. Enoch, A. Gola, P. Lecoq et al.·Jan 8, 2021SaveLearn
Simultaneous ambient pressure X-ray photoelectron spectroscopy and grazing incidence X-ray scattering in gas environmentsWe have developed an experimental system to simultaneously observe surface structure, morphology, composition, chemical state, and chemical activity for samples in gas phase environments. This is…H. Kersell, P. Chen, H. Martins et al.·Jan 7, 2021SaveLearn
A novel approach for nearly-coincident events rejectionWe present a novel technique, called DSVP (Discrimination through Singular Vectors Projections), to discriminate spurious events within a dataset. The purpose of this paper is to lay down a general…M. Borghesi, M. De Gerone, M. Faverzani et al.·Jan 7, 2021SaveLearn
Progress in the development of TES microcalorimeter detectors suitable for neutrino mass measurementThe HOLMES experiment will perform a precise calorimetric measurement of the end point of the Electron Capture (EC) decay spectrum of 163Ho in order to extract information on neutrino mass with a…A. Giachero, B. Alpert, D. T. Becker et al.·Jan 7, 2021SaveLearn
Neutron Response of the EJ-254 Boron-Loaded Plastic ScintillatorOrganic scintillators doped with capture agents provide a detectable signal for neutrons over a broad energy range. This work characterizes the fast and slow neutron response of EJ-254, an organic…Gino Gabella, Bethany L. Goldblum, Thibault A. Laplace et al.·Jan 7, 2021SaveLearn
Billion-pixel X-ray camera (BiPC-X)The continuing improvement in quantum efficiency (above 90% for single visible photons), reduction in noise (below 1 electron per pixel), and shrink in pixel pitch (less than 1 micron) motivate…Zhehui Wang, Kaitlin Anagnost, Cris W. Barnes et al.·Jan 6, 2021SaveLearn
Optical and mechanical properties of ion-beam-sputtered Nb2O5 and TiO2-Nb2O5 thin films for gravitational-wave interferometersBrownian thermal noise associated with highly-reflective mirror coatings is a fundamental limit for several precision experiments, including gravitational-wave detectors. Recently, there has been a…N. Demos, M. Granata, S. Gras et al.·Jan 6, 2021SaveLearn
A perpendicular field electromagnet with a 250mm access boreWe present a laboratory electromagnet capable of generating magnetic fields up to 0.48T, specifically designed as a perpendicular flux source for thin film samples in an ambient environment. The…A. P. Petrović, B. H. M. Smit, K. L. Fong et al.·Jan 6, 2021SaveLearn
Characterization of a beam-tagging hodoscope for hadrontherapy monitoringA beam tagging hodoscope prototype made of squared 1 mm2 fibers arranged in two perpendicular planes and coupled to multi-anode photomultipliers has been studied using 65 MeV proton as well as 95…O. Allegrini, J. -P. Cachemiche, C. P. C. Caplan et al.·Jan 6, 2021SaveLearn
Resolution of the paradox of the diamagnetic effect on the Kibble coilEmploying very simple electro-mechanical principles known from classical physics, the Kibble balance establishes a very precise and absolute link between quantum electrical standards and macroscopic…Shisong Li, Stephan Schlamminger, Rafael Marangoni et al.·Jan 6, 2021SaveLearn
Electromagnetic Radiation Detection with Broad Spectral Sensitivity and Large Dynamic Range using Cantilever-based Photoacoustic EffectA sensitive photoacoustic detection approach employing a silicon cantilever is investigated for power measurement of electromagnetic radiation. The technique which is actuated by pressure waves…Sucheta Sharma, Toni Laurila, Jussi Rossi et al.·Jan 6, 2021SaveLearn
Development of novel silicon sensors with high time and spatial resolutionSilicon pad sensors with novel functions of higher timing resolution (LGAD: Low Gain Avalanche Detector) and higher position resolution (PSD: Position Sensitive Detector) are studied for an…Taikan Suehara, Yuto Deguchi, Yuto Uesugi et al.·Jan 6, 2021SaveLearn
Single Electron Spectra in RPWELL-based detectorsSingle-electron avalanche distributions in gaseous multipliers affect their efficient detection and that of single UV-photons. In this work, we investigated the shape of single-photo-electron spectra…Purba Bhattacharya, Andrea Tesi, Dan Shaked-Renous et al.·Jan 5, 2021SaveLearn