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Calibration of three scintillators (EJ232Q, BC422Q and EJ410) in a time-of-flight (TOF) arrangement using a laser drive-neutron source is presented. The three plastic scintillator detectors were calibrated with gamma insensitive bubble…

We report measurement of reactor based electron anti-neutrinos from a prototype array of plastic scintillator bars ( mini-ISMRAN ) located inside Dhruva research reactor hall, BARC. The detector setup took data for 128 days for reactor on…

We report an ongoing analysis of nucleon-nucleon scattering based on finite-volume spectroscopy. The calculation is performed using the distillation method on eight lattice ensembles at the SU(3)-symmetric point with $m_\pi=m_K\approx 420$…

高能物理 - 格点 · 物理学 2022-12-20 Jeremy R. Green , Andrew D. Hanlon , Parikshit M. Junnarkar , Hartmut Wittig

Higher neutron current densities can provide convenience for neutron experiments. Using neutron optical focusing elements, large flux beams transported to sample can be achieved. As one kind of focusing elements, polycapillary lens is very…

A 30-g xenon bubble chamber, operated at Northwestern University in June and November 2016, has for the first time observed simultaneous bubble nucleation and scintillation by nuclear recoils in a superheated liquid. This chamber is…

仪器与探测器 · 物理学 2017-06-12 D. Baxter , C. J. Chen , M. Crisler , T. Cwiok , C. E. Dahl , A. Grimsted , J. Gupta , M. Jin , R. Puig , D. Temples , J. Zhang

The response of the liquid scintillator (EJ-301 equivalent to NE-213) to the monoenergetic electrons produced in Compton scattered $\gamma$-ray tagging has been carried out for various radioactive $\gamma$-ray sources. The measured electron…

A new experiment based on tin-loaded scintillator is proposed to measure the 2nu double beta decay half-life of Sn-124 for the first time. Measurements of long term stabilitiy and optical properties of the produced scintillator are…

仪器与探测器 · 物理学 2017-07-26 O. Chkvorets , C. Kraus , J. Kuettler , V. Lozza , B. von Krosigk , K. Zuber

The low-energy monochromatic neutron emission from an Y-88/Be source can be exploited to mimic the few keVnr nuclear recoils expected from low-mass Weakly Interacting Massive Particles (WIMPs) and coherent scattering of neutrinos off…

仪器与探测器 · 物理学 2013-05-28 J. I. Collar

The SNO+ neutrino detector is an acrylic sphere of radius 6 m filled with liquid scintillator, immersed in a water-filled underground cavern, with a thin vertical neck (radius 0.75 m) extending upwards about 7 m from the sphere to a…

仪器与探测器 · 物理学 2022-12-02 J. D. Wilson

This paper presents the model-based design and evaluation of an instrument that estimates incident neutron direction using the kinematics of neutron scattering by hydrogen-1 nuclei in an organic scintillator. The instrument design uses a…

仪器与探测器 · 物理学 2017-12-13 Kyle Weinfurther , John Mattingly , Erik Brubaker , John Steele

SND@LHC is a compact and stand-alone experiment to perform measurements with neutrinos produced at the LHC in a hitherto unexplored pseudo-rapidity region of $7.2 < \eta < 8.4$, complementary to all the other experiments at the LHC. The…

高能物理 - 实验 · 物理学 2023-10-25 Ettore Zaffaroni

To meet the stringent time calibration requirements for the Belle II experiment upgrade, particularly for its large-size KL and Muon Detector comprising tens of thousands of scintillator channels with time resolutions better than 100 ps, we…

仪器与探测器 · 物理学 2026-02-23 Ziyu Liu , Xiyang Wang , Shiming Zou , Xiaolong Wang , Junhao Yin , Minggang Zhao

A new H^- ion source has been installed successfully and will be used to serve the China Spallation Neutron Source (CSNS). In this paper, we report various components of the ion source, including discharge chamber, temperature, cooling…

A measurement is reported for the response to charged particles of a liquid scintillator named EJ-335 doped with 0.5% gadolinium by weight. This liquid scintillator was used as the detection medium in a neutron detector. The measurement is…

SciNO$\nu$A is a proposed experiment to deploy a fine-grained scintillator detector in front of the NO$\nu$A near detector to collect neutrino-nucleus scattering events in the NuMI, off-axis, narrow-band neutrino beam at Fermilab. This…

高能物理 - 实验 · 物理学 2013-11-18 X. C. Tian

The physics reach of a low threshold (100 eV) scintillating argon bubble chamber sensitive to Coherent Elastic neutrino-Nucleus Scattering (CE$\nu$NS) from reactor neutrinos is studied. The sensitivity to the weak mixing angle, neutrino…

Scintillating ceramics are a promising, new development for various applications in science and industry. Their application in calorimetry for particle physics experiments is expected to involve an exposure to high levels of ionizing…

仪器与探测器 · 物理学 2016-11-15 G. Dissertori , D. Luckey , F. Nessi-Tedaldi , F. Pauss , R. Wallny

Sub-arcsecond radio continuum observations of the Galactic center region at $\lambda$6 and 2cm reveal a 0.5$^{\prime\prime}$ diameter source with a shell-like morphology. This source is linearly polarized at a level of 16% at $\lambda$6cm…

天体物理学 · 物理学 2009-10-30 F. Yusef-Zadeh , W. D. Cotton , S. P. Reynolds

In this paper, we introduce a laboratory prototype of a solar energetic particle (SEP) detector which will operate along with other space-based instruments to give us more insight into the SEP physics. The instrument is designed to detect…

IsoDAR provides a pure and intense $\bar \nu_e$ source with an average energy of 6.5 MeV produced through $^8$Li $\beta$-decay. This source can be paired with a large scintillator detector, such as KamLAND, to produce a sample of $\bar…

高能物理 - 实验 · 物理学 2014-04-23 J. M. Conrad , M. H. Shaevitz , I. Shimizu , J. Spitz , M. Toups , L. Winslow