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Two neutrino double $\beta$ decay can create irremovable background even in high energy resolution detectors searching for neutrinoless double $\beta$ decay due to random coincidence of $2\nu2\beta$ events in case of poor time resolution.…

Instrumentation and Detectors · Physics 2013-01-21 D. M. Chernyak , F. A. Danevich , A. Giuliani , E. Olivieri , M. Tenconi , V. I. Tretyak

An active discrimination of the dominant $\alpha$-background is the prerequisite for future neutrinoless double-beta decay experiments based on TeO$_{2}$ bolometers. We investigate such $\alpha$-particle rejection in cryogenic TeO$_{2}$…

The suppression of spurious events in the region of interest for neutrinoless double beta decay will play a major role in next generation experiments. The background of detectors based on the technology of cryogenic calorimeters is expected…

High pressure gas detectors offer advantages for the detection of rare events, where background reduction is crucial. For the neutrinoless double beta decay of 136Xe a high pressure xenon gas Time Projection Chamber (TPC) combines a good…

Instrumentation and Detectors · Physics 2015-06-16 S Cebrian , T Dafni , H Gomez , D C Herrera , F J Iguaz , I G Irastorza , G Luzon , L Segui , A Tomas

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

Random coincidences of nuclear events can be one of the main background sources in low-temperature calorimetric experiments looking for neutrinoless double-beta decay, especially in those searches based on scintillating bolometers embedding…

In the field of Double Beta Decay (DBD) searches, the use of high resolution detectors in which background can be actively discriminated is very appealing. Scintillating bolometers containing a Double Beta Decay emitter can largely fulfill…

Nuclear Experiment · Physics 2009-11-06 Luca Gironi

The large-volume liquid-scintillator detector LENA (Low Energy Neutrino Astronomy) will provide high-grade background discrimination and enable the detection of diffuse supernova neutrinos (DSN) in an almost background-free energy window…

In this work, we present a systematic study of the event characteristics and physics of neutrino-antineutrino discrimination associated with atmospheric neutrino charged-current interactions in large liquid scintillator detectors. This…

High Energy Physics - Phenomenology · Physics 2026-05-14 Xinhai He , Gao-song Li , Yu-Feng Li , Wuming Luo , Liang-jian Wen

We discuss several new ideas for reactor neutrino oscillation experiments with a Large Liquid Scintillator Detector. We consider two different scenarios for a measurement of the small mixing angle $\theta_{13}$ with a mobile $\bar{\nu}_e$…

High Energy Physics - Phenomenology · Physics 2010-10-27 Joachim Kopp , Manfred Lindner , Alexander Merle , Mark Rolinec

The use of liquid helium and neon as scintillators for neutrino detection is investigated. Several unique properties of these cryogens make them promising candidates for real-time solar neutrino spectroscopy: large ultraviolet scintillation…

Astrophysics · Physics 2007-05-23 D. N. McKinsey , J. M. Doyle

Large-volume liquid scintillator detectors with ultra-low background levels have been widely used to study neutrino physics and search for dark matter. Event vertex and event time are not only useful for event selection but also essential…

Instrumentation and Detectors · Physics 2021-05-14 Ziyuan Li , Yumei Zhang , Guofu Cao , Ziyan Deng , Guihong Huang , Weidong Li , Tao Lin , Liangjian Wen , Miao Yu , Jiaheng Zou , Wuming Luo , Zhengyun You

Future large liquid-scintillator (LS) detectors are competitive with and complementary to the water-Cherenkov detectors on the searches for diffuse supernova neutrino background and nucleon decay. In a companion paper, we have performed a…

High Energy Physics - Experiment · Physics 2021-03-17 Jie Cheng , Yu-Feng Li , Hao-Qi Lu , Liang-Jian Wen

This project is focused on the development of a novel strategy for the precise measurement of beta decay energy spectra. The exact determination of beta spectra has wide implications in the particle and nuclear physics fields: from sterile…

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…

Instrumentation and Detectors · Physics 2015-06-15 C. Zhang , D. -M. Mei , P. Davis , B. Woltman , F. Gray

The potential for using slow-fluor liquid scintillators to study low energy solar neutrinos and neutrinoless double beta decay (0nbb) is explored through a series of simulations. The fluorescence model assumed for the primary fluor has…

Instrumentation and Detectors · Physics 2022-05-24 Jack Dunger , Edward J. Leming , Steven D. Biller

Over the course of several decades, organic liquid scintillators have formed the basis for successful neutrino detectors. Gadolinium-loaded liquid scintillators provide efficient background suppression for electron antineutrino detection at…

Instrumentation and Detectors · Physics 2012-06-26 C. Aberle , C. Buck , B. Gramlich , F. X. Hartmann , M. Lindner , S. Schönert , U. Schwan , S. Wagner , H. Watanabe

The electron antineutrino spectrum in the Stereo reactor experiment (ILL Grenoble) is measured via the inverse beta decay signals in an organic liquid scintillator. The six target cells of the Stereo detector are filled with about 1800…

Instrumentation and Detectors · Physics 2019-01-30 Christian Buck , Benjamin Gramlich , Manfred Lindner , Christian Roca , Stefan Schoppmann

The NuDoubt++ experiment proposes a novel detector concept to search for double beta plus decays using a hybrid opaque liquid scintillator. This design combines recent advances in scintillator technologies (namely, slow and opaque media,…

High Energy Physics - Experiment · Physics 2025-05-19 Cloé Girard-Carillo

Many experiments in particle physics, in particular in the field of neutrino searches, rely on organic liquid scintillators as target and detection material. The size of these detectors was continously growing in the last decades, up to the…

Instrumentation and Detectors · Physics 2022-11-23 A. Bonhomme , C. Buck , B. Gramlich , M. Raab