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Related papers: Cherenkov and Scintillation Separation in Water-Ba…

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We report on the separation of Cherenkov and scintillation light in BGO and BSO crystals read out with silicon photomultipliers (SiPMs). The two light components are disentangled on an event-by-event basis by combining optical filtering…

We have developed a novel tracking detector utilizing a water-based liquid scintillator (WbLS) for the accurate characterization of neutrino interactions on a water target. In this detector, the WbLS is optically segmented into small cells…

Instrumentation and Detectors · Physics 2025-12-10 Naoto Onda , Yuka Asano , Takashi Iida , Tatsuya Kikawa , Tsuyoshi Nakaya , Atsushi Tokiyasu , Daiki Wakabayashi

Many of the yet unanswered questions in neutrino physics, such as CP violation in the lepton sector or neutrino mass hierarchy, could be answered with higher sensitivity neutrino experiments. New photodetectors based on micro-channel plates…

Instrumentation and Detectors · Physics 2013-10-11 Ioana Anghel

This is a brief review of liquid scintillators, an important technology for detection of ionizing radiation. We will first review the basic mechanisms of light production in most organic liquid scintillators. For most practical detector…

Instrumentation and Detectors · Physics 2024-08-06 Milind Vaman Diwan

We present a technique for separating double beta-decay from $^8$B solar neutrino interactions in a liquid scintillator detector. The technique uses position and time of photo-electrons (PEs) to separate directional Cherenkov light from…

Instrumentation and Detectors · Physics 2019-02-20 Runyu Jiang , Andrey Elagin

We describe here measurements with a new device, the "dichroicon," a Winston-style light concentrator built out of dichroic reflectors, which could allow large-scale neutrino detectors to sort photons by wavelength with small overall light…

Instrumentation and Detectors · Physics 2020-04-22 Tanner Kaptanoglu , Meng Luo , Ben Land , Amanda Bacon , Josh Klein

Next-generation large-scale neutrino detectors, from Eos, at the 1 tonne scale, to Theia, at the 10s-of-ktonne scale, will utilize differences in both the scintillation and Cherenkov light emission for different particle species to perform…

High Energy Physics - Experiment · Physics 2023-12-04 E. J. Callaghan , T. Kaptanoglu , M. Smiley , M. Yeh , G. D. Orebi Gann

This study reports the performance and light yield of 1% concentration water-based liquid scintillator (WbLS) deployed in a 1000-liter detector. A light yield of 99$\pm$15 photons per MeV is determined by comparing data with simulation.…

Instrumentation and Detectors · Physics 2023-12-19 Rong Zhao , Lindsey Bignell , David E. Jaffe , Richard Rosero , Minfang Yeh , Wei Wang , Aiwu Zhang

The Water-based Liquid Scintillator (WbLS) enables hybrid detection by combining scintillation and Cherenkov signals, providing superior event reconstruction capabilities compared to conventional neutrino detectors. We measured the light…

The light yield of a water-based Cherenkov detector can be significantly improved by adding a wavelength shifter. Wavelength shifter (WLS) molecules absorb ultraviolet photons and re-emit them at longer wavelengths where typical…

Instrumentation and Detectors · Physics 2008-11-26 Xiongxin Dai , Etienne Rollin , Alain Bellerive , Cliff Hargrove , David Sinclair , Cathy Mifflin , Feng Zhang

A hybrid dual-readout calorimeter concept, comprising both electromagnetic and hadronic sections, has recently been proposed to meet the performance requirements of experiments at future e$^{+}$e$^{-}$ colliders. The front compartment…

Instrumentation and Detectors · Physics 2026-03-20 Andrea Benaglia , Flavia Cetorelli , Marco Toliman Lucchini , Etiennette Auffray , Louis Roux , Julie Delenne

Water-based Liquid Scintillator (WbLS) is a novel detector medium for particle physics experiments. Applications range from the use as hybrid Cherenkov/scintillation target in low-energy and accelerator neutrino experiments to large-volume…

Large liquid-scintillator-based detectors have proven to be exceptionally effective for low energy neutrino measurements due to their good energy resolution and scalability to large volumes. The addition of directional information using…

Instrumentation and Detectors · Physics 2015-06-16 C. Aberle , A. Elagin , H. J. Frisch , M. Wetstein , L. Winslow

Light-based detectors have been widely used in fundamental research and industry since their inception in the 1930s. The energy particles deposit in these detectors is converted to optical signals via the Cherenkov and scintillation…

The SoLID spectrometer's gas Cherenkov counters require photosensors that operate in a high luminosity and high background environment. The reference design features arrays of 9 or 16 tiled multi-anode photomultipliers (MaPMTs), distributed…

Precision detection of neutrino-nucleus interactions in water with the complete detection of the final state, including leptons and hadrons, is challenging due to water being a non-scintillating medium. This can be a limitation for the…

Liquid scintillator is widely used in particle physics experiments due to its high light yield, good timing resolution, scalability and low cost. Certain liquid scintillators exhibit pulse shape discrimination capabilities because of…

Instrumentation and Detectors · Physics 2025-12-25 Xiaojie Luo , Shuya Jin , Gaosong Li , Zepeng Li , Fenhua Lu , Yazhou Sun , Shitao Wang , Yaoguang Wang , Yifang Wang , Xiaobao Wei , Liangjian Wen

The Accelerator Neutrino Neutron Interaction Experiment (ANNIE) is a 26-ton water Cherenkov neutrino detector installed on the Booster Neutrino Beam (BNB) at Fermilab. Its main physics goals are to perform a measurement of the neutron yield…

Detection of supernova relic neutrinos could provide key support for our current understanding of stellar and cosmological evolution, and precise measurements of these neutrinos could yield novel insights into the universe. In this paper,…

Instrumentation and Detectors · Physics 2017-04-10 Hanyu Wei , Zhe Wang , Shaomin Chen

Large-scale underground water-Cherenkov neutrino observatories rely on single photon sensors whose sensitive area for Cherenkov photons one wants to maximise. Low dark noise rates and dense module spacing will thereby allow to substantially…

Instrumentation and Methods for Astrophysics · Physics 2013-07-26 Lukas Schulte , Markus Voge , Akos Hoffmann , Sebastian Böser , Lutz Köpke , Marek Kowalski