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The analysis and interpretation of the present and future neutrino oscillation experiments strongly rely on the quantitative understanding of neutrino and antineutrino interactions with nuclei in the "few GeV" energy range. With the advent…

仪器与探测器 · 物理学 2016-11-25 O. Palamara , K. Partyka , F. Cavanna

For reactor neutrino experiments including the next--generation experiments will be adopting the liquid scintillator technique, criteria and time to select neutrino--induced inverse beta decay events from the background events need to be…

高能物理 - 实验 · 物理学 2019-07-15 Chang Dong Shin , Kyung Kwang Joo , Dong Ho Moon , June Ho Choi , Myoung Youl Pac , Junghwan Goh

At the KATRIN experiment, the electron antineutrino mass is inferred from the shape of the $\beta$-decay spectrum of tritium. Important systematic effects in the Windowless Gaseous Tritium Source (WGTS) of the experiment include the energy…

天体物理仪器与方法 · 物理学 2022-10-05 Jonas Kellerer , Felix Spanier

A new approach (called COBRA) for investigating double beta decay using CdTe (CdZnTe) semiconductor detectors is proposed. It follows the idea that source and detector are identical. This will allow simultaneous measurements of 5…

核实验 · 物理学 2009-11-07 K. Zuber

A toy detector has been designed to simulate central detectors in reactor neutrino experiments in the paper. The samples of neutrino events and three major backgrounds from the Monte-Carlo simulation of the toy detector are generated in the…

数据分析、统计与概率 · 物理学 2009-02-23 Ye Xu , Yixiong Meng , Weiwei Xu

The simulation of the neutron background for Phase II of the SIMPLE direct dark matter search experiment is fully reported with various improvements relative to previous estimates. The model employs the Monte Carlo MCNP neutron transport…

In this letter we introduce a new variable $\xi$, namely the number of tracks associated with the primary vertex, which are not parts of reconstructed objects such as jets/isolated leptons etc. We demonstrate its usefulness in the context…

高能物理 - 唯象学 · 物理学 2016-12-28 Amit Chakraborty , Sabyasachi Chakraborty , Tuhin S. Roy

Unsegmented, large-volume liquid scintillator (LS) neutrino detectors have proven to be a key technology for low-energy neutrino physics. The efficient rejection of radionuclide background induced by cosmic muon interactions is of paramount…

The ASPECT-BET (An sdd-SPECTrometer for BETa decay studies) project aims to develop a novel technique for the precise measurement of forbidden $\beta$ spectra in the 10 keV - 1 MeV range. This technique uses a Silicon Drift Detector (SDD)…

N$\nu$DEx aims to search for the neutrinoless double beta decay in $^{82}$Se using a high pressure $^{82}$SeF$_6$ gas time projection chamber (TPC). This paper presents a simulation and analysis framework developed specifically for the…

We demonstrate three-dimensional track reconstruction of electrons in a low pressure (50 Torr) optical TPC consisting of two glass GEMs with an ITO strip readout in CF4 and CF4/Ar mixtures. The reconstructed tracks show a variety of event…

高能物理 - 实验 · 物理学 2023-07-21 Elizabeth Tilly , Magnus Handley , MIGDAL Collaboration

Liquid water has been proved to be an excellent medium for specimen structure imaging by a scanning electron microscope. Knowledge of electron-water interaction physics and particularly the secondary electron yield is essential to the…

医学物理 · 物理学 2020-07-01 M. Mehnaz , L. H. Yang , Y. B. Zou , B. Da , S. F. Mao , Z. J. Ding

A full simulation of a transition radiation detector (TRD) based on the GEANT, GARFIELD, MAGBOLTZ and HEED codes has been developed. This simulation can be used to study and develop TRD for high energy particle identification using either…

计算物理 · 物理学 2016-09-08 M. N. Mazziotta

To measure the main characteristics of radiative neutron decay, namely its relative intensity BR (branching ratio), it is necessary to measure the spectra of double coincidences between beta-electron and proton as well as the spectra of…

The generation of unit-weight events for complex scattering processes presents a severe challenge to modern Monte Carlo event generators. Even when using sophisticated phase-space sampling techniques adapted to the underlying transition…

高能物理 - 唯象学 · 物理学 2022-05-18 Katharina Danziger , Timo Janßen , Steffen Schumann , Frank Siegert

We present a new detection scheme for rejecting backgrounds in neutrino less double beta decay experiments. It relies on the detection of Cherenkov light emitted by electrons in the MeV region. The momentum threshold is tuned to reach a…

仪器与探测器 · 物理学 2015-05-20 Ioannis Giomataris

The Monte Carlo event generator GGRESRC is described. The generator is developed for simulation of events of the two-photon process e^+e^- --> e^+e^- R, where R is a pseudoscalar resonance, \pi^0, \eta, \eta', \eta_c, or \eta_b. The program…

高能物理 - 唯象学 · 物理学 2010-10-29 V. P. Druzhinin , L. A. Kardapoltsev , V. A. Tayursky

We point out that the mixed-event method for two-particle acceptance correction, widely used in particle correlation measurements at RHIC and LHC, is wrong in cases where the single particle pseudorapidity distribution is significantly…

核实验 · 物理学 2014-01-03 Lingshan Xu , Chin-Hao Chen , Fuqiang Wang