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相关论文: PALM -- Precision Attenuation Length Measurement i…

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The transparency of liquid scintillators or water is an important parameter for many detectors in particle and astroparticle physics. In this work, the Cavity Enhanced Long Light Path Attenuation Length Screening (CELLPALS) method for the…

仪器与探测器 · 物理学 2025-06-04 Jessica Eck , Dhanushka Bandara , Gina Grünauer , Tobias Heinz , Tobias Lachenmaier

This study presents the development and validation of a compact device for measuring the water attenuation length (WAL), utilizing photomultiplier tubes (PMTs), optical fibers, and light-emitting diodes (LEDs). An 8 m water tank and the…

仪器与探测器 · 物理学 2025-11-03 Junyou Chen , Jilei Xu , Yongbo Huang , Sibo Wang , Chuanshi Dong , Haoqi Lu , Changgen Yang , Yongpeng Zhang , Yi Wang

The Jiangmen Underground Neutrino Observatory (JUNO) is a multipurpose neutrino experiment with a 20 kt liquid scintillator detector designed to determine the neutrino mass hierarchy, and measure the neutrino oscillation parameters. Linear…

Jiangmen Underground Neutrino Observatory (JUNO) is the next generation neutrino experiment which aims at neutrino mass hierarchy problem along with many other cutting-edge studies concerning neutrinos. Located 700m underground in Jiangmen…

仪器与探测器 · 物理学 2023-08-07 Guojun Yu , Jialiang Zhang , Shuo Li , Zifeng Xu , Lei Zhang , Aizhong Huang , Ming Qi

Water Cherenov detector is a vital part in most of neutrino or cosmic ray research. As detectors grow in size, the water attenuation length (WAL) becomes increasingly essential for detector performance. It is essential to measure or monitor…

仪器与探测器 · 物理学 2023-12-05 Li Wang , Jilei Xu , Shuxiang Lu , Haoqi Lu , Zhimin Wang , Min Li , Sibo Wang , Changgen Yang , Yichen Zheng

We report on a measurement of the attenuation length for the scintillation light in the tonne size liquid argon target of the ArDM dark matter experiment. The data was recorded in the first underground operation of the experiment in…

The attenuation length measuring device was constructed by using oscilloscope and LabVIEW for signal acquisition and processing. The performance of the device has been tested with a variety of ways, the test results show that the set-up has…

仪器与探测器 · 物理学 2015-06-15 L. Gao , BX. Yu , YY. Ding , L. Zhou , LJ. Wen , YG. Xie , ZG. Wang , X. Cai , XL. Sun , J. Fang , Z. Xue , AW. Zhang , QW. LÜ , LJ. Sun , YS. Ge , YB. Liu , SL. Niu , T. Hu , J. Cao , JG. LÜ

Linear alkyl benzene (LAB) will be used as the solvent of a liquid scintillator mixture for the JUNO antineutrino experiment in the near future. Its light absorption property should therefore be understood prior to its effective use in the…

An 800L liquid xenon scintillation $\gamma$ ray detector is being developed for the MEG experiment which will search for $\mu^+\to\mathrm{e}^+\gamma$ decay at the Paul Scherrer Institut. Absorption of scintillation light of xenon by…

The Jiangmen Underground Neutrino Observatory (JUNO), a 20 kton multi-purpose underground liquid scintillator detector designed to determine the neutrino mass hierarchy, and measure the neutrino oscillation parameters. The excellent energy…

Good optical transparency is a fundamental requirement of liquid scintillator (LS) detectors. Characterizing the transparency of a liquid scintillator to its own emitted light is a key parameter to determine the overall sensitivity of a…

仪器与探测器 · 物理学 2021-04-28 S. S. Gokhale , R. Rosero , R. Diaz Perez , C. Camilo Reyes , S. Hans , M. Yeh

For several decades now, scintillator detectors have found a wide range of applications in particle physics, including neutrino detection, the search for dark matter and even medical imaging. These detectors so far have strongly relied on…

仪器与探测器 · 物理学 2025-03-17 Diana Navas-Nicolás , Cloé Girard-Carillo , Stefan Schoppmann

The first phase of the long-baseline neutrino experiment, LBNE10, will use a broadband, high-energy neutrino beam with a 10-kt liquid argon TPC at 1300 km to study neutrino oscillation. In this paper, we describe potential upgrades to…

高能物理 - 实验 · 物理学 2013-07-04 M. Bishai , M. Diwan , S. Kettell , J. Stewart , R. Tschirhart , B. Viren , L. Whitehead , E. Worcester

A new type of compact high resolution high sensitivity gamma ray spectrometer for short pulse intense 250 keV to 50 MeV gamma rays has been developed by combining the principles of scintillators and attenuation spectrometers. The first…

The attenuation of vacuum ultraviolet light in liquid argon in the context of its application in large liquid noble gas detectors has been studied. Compared to a previous publication several technical issues concerning transmission…

仪器与探测器 · 物理学 2015-11-25 A. Neumeier , T. Dandl , A. Himpsl , M. Hofmann , L. Oberauer , W. Potzel , S. Schönert , A. Ulrich

We developed a 12-liter volume neutron detector filled with the liquid scintillator EJ301 that measures neutrons in an underground laboratory where dark matter and neutrino experiments are located. The detector target is a cylindrical…

仪器与探测器 · 物理学 2015-06-15 C. Zhang , D. -M. Mei , P. Davis , B. Woltman , F. Gray

We present in situ measurements of the relative attenuation length of the gadolinium loaded liquid scintillator in the RENO (Reactor Experiment Neutrino Oscillation) detectors using radioactive source calibration data. We observed a steady…

The water at the proposed site of the CHIPS water Cherenkov detector has been studied to measure its attenuation length for Cherenkov light as a function of filtering time. A scaled model of the CHIPS detector filled with water from the…

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