Gas Core Reactors for Deep Space PropulsionThe operation of a nuclear power station powering Deep Space transport is presented in the paper. The power station consists of a Gas Core Reactor (GCR) with magnetohydrodynamic (MHD) generator. A…Mikhail Shubov·Apr 16, 2021SaveLearn
A Scanning 2-Grating Free Electron Mach-Zehnder InterferometerWe demonstrate a 2-grating free electron Mach-Zehnder interferometer constructed in a transmission electron microscope. A symmetric binary phase grating and condenser lens system forms two spatially…Cameron W. Johnson, Amy E. Turner, Benjamin J. McMorran·Apr 16, 2021SaveLearn
Combined analysis of HPK 3.1 LGADs using a proton beam, beta source, and probe station towards establishing high volume quality controlThe upgrades of the CMS and ATLAS experiments for the high luminosity phase of the Large Hadron Collider will employ precision timing detectors based on Low Gain Avalanche Detectors (LGADs). We…Ryan Heller, Andrés Abreu, Artur Apresyan et al.·Apr 16, 2021SaveLearn
Performance study of a 3×1×1 m3 dual phase liquid Argon Time Projection Chamber exposed to cosmic raysWe report the results of the analyses of the cosmic ray data collected with a 4 tonne (3×1×1~m3) active mass (volume) Liquid Argon Time-Projection Chamber (TPC) operated in a…WA105 collaboration·Apr 16, 2021SaveLearn
The fast non-ferric kicker system for the Muon g-2 Experiment at FermilabWe describe the installation, commissioning, and characterization of the new injection kicker system in the Muon g-2 Experiment (E989) at Fermilab, which makes a precision measurement of the muon…A. P. Schreckenberger, D. Allspach, D. Barak et al.·Apr 15, 2021SaveLearn
Test beam characterization of sensor prototypes for the CMS Barrel MIP Timing DetectorThe MIP Timing Detector will provide additional timing capabilities for detection of minimum ionizing particles (MIPs) at CMS during the High Luminosity LHC era, improving event reconstruction and…R. Abbott, A. Abreu, F. Addesa et al.·Apr 15, 2021SaveLearn
An expectation-maximization algorithm for positron emission particle trackingPositron Emission Particle Tracking (PEPT) is an imaging method that tracks individual radioactive particles. PEPT relies on the detection of back-to-back photon pairs emitted by positron…Sam Manger, Antoine Renaud, Jacques Vanneste·Apr 15, 2021SaveLearn
Enhancement of the X-Arapuca photon detection device for the DUNE experimentIn the Deep Underground Neutrino Experiment (DUNE), the VUV LAr luminescence is collected by light trap devices named X-Arapuca, sizing (480x93) mm2. Six thousand of these units will be deployed in…C. Brizzolari, S. Brovelli, F. Bruni et al.·Apr 15, 2021SaveLearn
Design and performance of a multi-terahertz Fourier transform spectrometer for axion dark matter experimentsDedicated spectrometers for terahertz radiation with [0.3, 30] THz frequencies using traditional optomechanical interferometry are substantially less common than their infrared and microwave…Kristin Dona, Jesse Liu, Noah Kurinsky et al.·Apr 14, 2021SaveLearn
The gas flow pattern through a small size Resistive Plate Chamber with 2mm gapA prototype of a single-gap glass Resistive Plate Chamber (RPC) is constructed by the authors. To find the considerations required for better operation of the detector's gas system, we have…Yousef Pezeshkian, Amir Kiyoumarsioskouei, Majid Ahmadpouri et al.·Apr 14, 2021SaveLearn
Development of microwave cavities for measurement of muonium hyperfine structure at J-PARCThe MuSEUM collaboration is planning measurements of the ground-state hyperfine structure (HFS) of muonium at the Japan Proton Accelerator Research Complex (J-PARC), Materials and Life Science…K. S. Tanaka, M. Iwasaki, O. Kamigaito et al.·Apr 14, 2021SaveLearn
Final results of CALDER: Kinetic inductance light detectors to search for rare eventsThe next generation of bolometric experiments searching for rave events, in particular for the neutrino-less double beta decay, needs fast, high-sensitivity and easy-to-scale cryogenic light…Laura Cardani, Nicola Casali, Ivan Colantoni et al.·Apr 14, 2021SaveLearn
Measurement of the Longitudinal Diffusion of Ionization Electrons in the MicroBooNE DetectorAccurate knowledge of electron transport properties is vital to understanding the information provided by liquid argon time projection chambers (LArTPCs). Ionization electron drift-lifetime, local…P. Abratenko, R. An, J. Anthony et al.·Apr 13, 2021SaveLearn
A simple, powerful diode laser system for atomic physicsExternal-cavity diode lasers are ubiquitous in atomic physics and a wide variety of other scientific disciplines, due to their excellent affordability, coherence length and versatility. However, for…Andrew Daffurn, Rachel F. Offer, Aidan S. Arnold·Apr 13, 2021SaveLearn
The cosmic muon and detector simulation framework of the Extreme Energy Events (EEE) experimentThis paper describes the simulation framework of the Extreme Energy Events (EEE) experiment. EEE is a network of cosmic muon trackers, each made of three Multi-gap Resistive Plate Chambers (MRPC),…M. Abbrescia, C. Avanzini, L. Baldini et al.·Apr 13, 2021SaveLearn
DIRC-like time-of-flight detector for the experiment at the Super Tau-Charm FacilityThe Super Tau-Charm Facility (STCF) is a future electron-positron collider proposed in China with a peak luminosity of above 0.5×1035 cm-2s-1 and center-of-mass energy ranging…Binbin Qi, Ziwei Li, Ming Shao et al.·Apr 12, 2021SaveLearn
User Logic Development for the Muon Identifier Common Readout Unit for the ALICE Experiment at the Large Hadron ColliderThe Large Hadron Collider (LHC) at CERN is undergoing a major upgrade with the goal of increasing the luminosity as more statistics are needed for precision measurements. The presented work pertains…Nathan Boyles, Zinhle Buthelezi, Simon Winberg et al.·Apr 12, 2021SaveLearn
Characterization of SOI pixel sensor using pinned depleted diode structure with AC-coupling on the diodeThe experiment of the future electron-positron colliders has unprecedented requirements on the vertex resolution, such as around 3micron single point resolution for the inner most detector layer,…Jing Dong, Yunpeng Lu, Zhigang Wu et al.·Apr 11, 2021SaveLearn
Fast FPGA algorithm for neutron-gamma discriminationVarious pulse shape discrimination methods have been used to solve the neutron-gamma discrimination problem. But most of them are limited to off-line calculation due to the computation amount and…Haoqi Ye, Ge Jin, Lian Chen·Apr 9, 2021SaveLearn
A novel method to measure the dE/dx resolution of a TPC prototype using 266 nm UV laserThe specific energy loss (dE/dx) resolution is critical for particle identification and separation in TPC. In connection with the R&D for the TPC at the Circular Electron Positron Collider (CEPC), we…Yiming Cai, Yulan Li, Huirong Qi et al.·Apr 8, 2021SaveLearn
Improved Nondestructive Isotopic Analysis with Practical Microcalorimeter Gamma SpectrometersAdvances in both instrumentation and data analysis software are now enabling the first ultra-high-resolution microcalorimeter gamma spectrometers designed for implementation in nuclear facilities and…Mark Croce, Daniel Becker, Katrina E. Koehler et al.·Apr 7, 2021SaveLearn
nrCascadeSim -- A simulation tool for nuclear recoil cascades resulting from neutron captureNeutron capture-induced nuclear recoils have emerged as an important tool for detector calibrations in direct dark matter detection and coherent elastic neutrino-nucleus scattering (CEνNS).…Anthony Villano, Kitty Harris, Staci Brown·Apr 6, 2021SaveLearn
The Automatic Calibration Unit in JUNOThis paper describes the design and construction of the automatic calibration unit (ACU) for the JUNO experiment. The ACU is a fully automated mechanical system. It is capable of deploying multiple…Jiaqi Hui, Hancheng Liu, Jianglai Liu et al.·Apr 6, 2021SaveLearn
Self-Shielding Copper Substrate Neutron Supermirror GuidesThe invention of self-shielding copper substrate neutron guides is described, along with the rationale behind the development, and the realisation of commercial supply. The relative advantages with…P. M. Bentley, R. Hall-Wilton, C. P. Cooper-Jensen et al.·Apr 6, 2021SaveLearn
Compact Variable-Gap Undulator with Hydraulic-Assist Driver: undulator harmonic energy scan testIn the compact variable-gap undulator with Hydraulic-Assist Driver, miniature hydraulic cylinders compensate for ~90% of magnetic forces and mechanical actuators are used to accurately control the…Alexander Temnykh, Ivan Temnykh·Apr 6, 2021SaveLearn