Pulse-shape calculations and applications using the AGATAGeFEM software packageA software package for modeling segmented High-Purity Segmented Germanium detectors, AGATAGeFEM, is presented. The choices made for geometry implementation and the calculations of the electric and…J. Ljungvall·Jan 5, 2021SaveLearn
A Low-Frequency Torsion Pendulum with Interferometric ReadoutWe describe a torsion pendulum with a large mass-quadrupole moment and a resonant frequency of 2.8 mHz, whose angle is measured using a modified Michelson interferometer. The system achieved noise…M. P. Ross, K. Venkateswara, C. A. Hagedorn et al.·Jan 4, 2021SaveLearn
A new solution to the curved Ewald sphere problem for 3D image reconstruction in electron microscopyWe develop an algorithm capable of imaging a three-dimensional object given a collection of two-dimensional images of that object that are significantly influenced by the curvature of the Ewald…J. P. J. Chen, K. E. Schmidt, J. C. H. Spence et al.·Jan 4, 2021SaveLearn
Modern Microscopy with the Web of Things: The OpenFlexure Microscope Software StackAutomated and computerised control of scientific instrumentation is almost ubiquitous in the modern laboratory. Most instrumentation is controlled over decades old communication busses or is accessed…Joel T. Collins, Joe Knapper, Julian Stirling et al.·Jan 4, 2021SaveLearn
Development of highly radiopure NaI(Tl) scintillator for PICOLON dark matter search projectThe highly radiopure NaI(Tl) was developed to search for particle candidates of dark matter. The optimized methods were combined to reduce various radioactive impurities. The 40K was effectively…K. Fushimi, Y. Kanemitsu, S. Hirata et al.·Jan 4, 2021SaveLearn
A single beam Cs-Ne SERF magnetometer with differential laser power noise suppression methodWe describe a single beam compact Spin Exchange Relaxation Free(SERF) magnetometer whose configuration is compatible with the silicon-glass bonding micro-machining method. A cylindrical vapor cell…Yao Chen, Yintao Ma, Minzhi Yu et al.·Jan 3, 2021SaveLearn
A new approach to achieving high granularity for silicon diode detectors with impact ionization gainLow Gain Avalanche Diodes (LGADs) are thin (20-50 μm)silicon di ode sensors with modest internal gain (typically 5 to 50) and exceptional time resolution (17 ps to 50 ps). However, the…S. Ayyoub, C. Gee, R. Islam et al.·Jan 2, 2021SaveLearn
Wavelength shifters for applications in liquid argon detectorsWavelength shifters and their applications for liquid argon detectors have been a subject of extensive R&D over the past decade. This work reviews the most recent results in this field. We compare…Marcin Kuźniak, Andrzej M. Szelc·Dec 31, 2020SaveLearn
A novel experimental system for the KDK measurement of the 40K decay scheme relevant for rare event searchesPotassium-40 (40K) is a long-lived, naturally occurring radioactive isotope. The decay products are prominent backgrounds for many rare event searches, including those involving NaI-based…M. Stukel, B. C. Rasco, N. T. Brewer et al.·Dec 30, 2020SaveLearn
Two-stage SQUID amplifier with bias current re-useWe have designed and fabricated an integrated two-stage SQUID amplifier, requiring only one bias line and one flux setpoint line. From the biasing viewpoint the two stages are connected in series…Mikko Kiviranta·Dec 30, 2020SaveLearn
Construction and On-site Performance of the LHAASO WFCTA CameraThe focal plane camera is the core component of the Wide Field-of-view Cherenkov/fluorescence Telescope Array (WFCTA) of the Large High-Altitude Air Shower Observatory (LHAASO). Because of the…F. Aharonian, Q. An, Axikegu et al.·Dec 29, 2020SaveLearn
A 16-channel fiber array-coupled superconducting single-photon detector array with average system detection efficiency over 60% at telecom wavelengthWe report a compact, scalable, and high-performance superconducting nanowire single-photon detector (SNSPD) array by using a multichannel optical fiber array-coupled configuration. For single pixels…Wei-Jun Zhang, Guang-Zhao Xu, Li-Xing You et al.·Dec 29, 2020SaveLearn
A computational study for tomographic imaging of temperature, water and carbon dioxide concentration in combustion gases using a single tunable diode laserThere is a present-day need of optimization of the combustion processes and catalytic efficiency for minimization of emission of pollutants, which can be possible by analyzing the temperature and…Satwik Choudhury, Sandip Pal·Dec 29, 2020SaveLearn
The Analog Front-end for the LGAD Based Precision Timing Application in CMS ETLThe analog front-end for the Low Gain Avalanche Detector (LGAD) based precision timing application in the CMS Endcap Timing Layer (ETL) has been prototyped in a 65 nm CMOS mini-ASIC named ETROC0.…Quan Sun, Sunil M. Dogra, Christopher Edwards et al.·Dec 28, 2020SaveLearn
Design Of Two Stage CMOS Operational Amplifier in 180nm TechnologyIn this paper a CMOS two stage operational amplifier has been presented which operates at 1.8 V power supply at 0.18 micron (i.e., 180 nm) technology and whose input is depended on Bias Current. The…Tong Yuan, Qingyuan Fan·Dec 27, 2020SaveLearn
Quantitative Imaging and Automated Fuel Pin Identification for Passive Gamma Emission TomographyCompliance of member States to the Treaty on the Non-Proliferation of Nuclear Weapons is monitored through nuclear safeguards. The Passive Gamma Emission Tomography system is a novel instrument…Ming Fang, Yoann Altmann, Daniele Della Latta et al.·Dec 27, 2020SaveLearn
Observables for Recoil Identification in High-Definition Gas Time Projection ChambersDirectional detection of nuclear recoils is broadly desirable in nuclear and particle physics. At low recoil energies, this capability may be used to confirm the cosmological origin of a dark matter…Majd Ghrear, Sven E. Vahsen, Cosmin Deaconu·Dec 26, 2020SaveLearn
Design and Characterization of a Phonon-Mediated Cryogenic Particle Detector with an eV-Scale Threshold and 100 keV-Scale Dynamic RangeWe present the design and characterization of a cryogenic phonon-sensitive 1-gram Si detector exploiting the Neganov-Trofimov-Luke effect to detect single-charge excitations. This device achieved…R. Ren, C. Bathurst, Y. Y. Chang et al.·Dec 23, 2020SaveLearn
Beam particle tracking with a low-mass mini time projection chamber in the PEN experimentThe international PEN collaboration aims to obtain the branching ratio for the pion electronic decay π+ e+νe(γ), aka πe2, to a relative precision of 5× 10-4 or better. The PEN…C. J. Glaser, D. Pocanic, A. van der Schaaf et al.·Dec 22, 2020SaveLearn
Measurement of the Atmospheric Muon Rate with the MicroBooNE Liquid Argon TPCMicroBooNE is a near-surface liquid argon (LAr) time projection chamber (TPC) located at Fermilab. We measure the characterisation of muons originating from cosmic interactions in the atmosphere…MicroBooNE collaboration, C. Adams, M. Alrashed et al.·Dec 22, 2020SaveLearn
The CMS Phase-1 Pixel Detector UpgradeThe CMS detector at the CERN LHC features a silicon pixel detector as its innermost subdetector. The original CMS pixel detector has been replaced with an upgraded pixel system (CMS Phase-1 pixel…The Tracker Group of the CMS Collaboration·Dec 22, 2020SaveLearn
A liquid scintillator for a neutrino Detector working at -50 degreeA liquid scintillator (LS) is developed for the Taishan Antineutrino Observatory (TAO), a ton-level neutrino detector to measure the reactor antineutrino spectrum with sub-percent energy resolution…Zhangquan Xie, Jun Cao, Yayun Ding et al.·Dec 22, 2020SaveLearn
Beamline Spectroscopy of Integrated Circuits With Hard X-ray Transition Edge Sensors at the Advanced Photon SourceAt Argonne National Laboratory, we are developing hard X-ray (2 to 20 keV) Transition Edge Sensor (TES) arrays for beamline science. The significantly improved energy resolution provided by…T. Guruswamy, L. Gades, A. Miceli et al.·Dec 21, 2020SaveLearn
Lycoris -- a large-area, high resolution beam telescopeA high-resolution beam telescope is one of the most important and demanding infrastructure components at any test beam facility. Its main purpose is to provide reference particle tracks from the…James Brau, Martin Breidenbach, Dietrich R. Freytag et al.·Dec 21, 2020SaveLearn
The statistics of electron-hole avalanchesCharge multiplication through avalanche processes is commonly employed in the detection of single photons or charged particles in high-energy physics and beyond. In this report, we provide a detailed…Philipp Windischhofer, Werner Riegler·Dec 21, 2020SaveLearn