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Neutron-induced background has been studied in various components of the TIN.TIN detector, which is under development for the search of Neutrinoless Double Beta Decay in $\rm^{124}Sn$. Fast neutron flux $\sim10^{6}~n~cm^{-2}s^{-1}$ covering…

Instrumentation and Detectors · Physics 2014-11-12 N. Dokania , V. Singh , S. Mathimalar , C. Ghosh , V. Nanal , R. G. Pillay , S. Pal , K. G. Bhushan , A. Shrivastava

It is important to identify and reduce the gamma radiation which can be a significant source of background for any double beta decay experiment. The TIN.TIN detector array, which is under development for the search of Neutrinoless Double…

Instrumentation and Detectors · Physics 2015-08-03 V. Singh , N. Dokania , S. Mathimalar , V. Nanal , R. G. Pillay

Natural radioactivity represents one of the main backgrounds in the search for neutrinoless double beta decay. Within the NEXT physics program, the radioactivity-induced backgrounds are measured with the NEXT-White detector. Data from 37.9…

\textbf{T}he \textbf{IN}dia's \textbf{TIN} (TIN.TIN) detector is under development in the search for neutrinoless double-$\beta$ decay (0$\nu\beta\beta$) using 90\% enriched $^{124}$Sn isotope as the target mass. This detector will be…

High Energy Physics - Phenomenology · Physics 2019-12-20 Manoj Kumar Singh , Lakhwinder Singh , Vivek Sharma , Manoj Kumar Singh , Abhishek Kumar , Akash Pandey , Venktesh Singh , Henry Tsz-King Wong

Experiments designed to study rare processes, such as neutrinoless double beta decay ($0\nu\beta\beta$), are crucial tests for physics beyond the standard model. These experiments rely on reducing the intrinsic radioactive background to…

The search for neutrinoless double-beta decay (0{\nu}{\beta}{\beta}) requires extremely low background and a good understanding of their sources and their influence on the rate in the region of parameter space relevant to the…

The neutrinoless double beta (0nubb) decay experiment GERDA at the LNGS of INFN has started physics data taking in November 2011. This paper presents an analysis aimed at understanding and modeling the observed background energy spectrum,…

Data Analysis, Statistics and Probability · Physics 2019-08-13 N. Becerici-Schmidt

An extremely low-background environment is a crucial requirement for any neutrinoless double beta decay experiment. Neutrons are very difficult to stop, because they can pass through the shields and activate nuclei in the detector, even…

Instrumentation and Detectors · Physics 2023-07-25 Qianming Wang , Zeyu Huang , Pengchong Hu , Emilio Ciuffoli

The KATRIN experiment is designed to measure the absolute neutrino mass scale with a sensitivity of 200 meV at 90% C.L. by high resolution tritium beta-spectroscopy. A low background level of 10 mHz at the beta-decay endpoint is required in…

Instrumentation and Detectors · Physics 2015-06-04 S. Mertens , G. Drexlin , F. M. Fraenkle , D. Furse , F. Glueck , S. Goerhardt , M. Hoetzel , W. Kaefer , B. Leiber , T. Thuemmler , N. Wandkowsky , J. Wolf

The natural neutron background influences the maximum achievable sensitivity in most deep underground nuclear, astroparticle and double-beta decay physics experiments. Reliable neutron flux numbers are an important ingredient in the design…

Tremendous efforts are required to scale the summit of observing neutrinoless double beta decay ($0 \nu \beta \beta$). This article quantitatively explores the interplay between exposure (target mass X data taking time) and background…

High Energy Physics - Experiment · Physics 2020-01-28 M. K. Singh , H. T. Wong , L. Singh , V. Sharma , V. Singh , Q. Yue

Solar neutrinos interact within double-beta decay (\BB) detectors and contribute to backgrounds for \BB\ experiments. Background contributions due to charge-current solar neutrino interactions with \BB\ nuclei of $^{76}$Ge, $^{82}$Se,…

Nuclear Experiment · Physics 2017-10-25 S. R. Elliott , H. Ejiri

The goal of the KArlsruhe TRItrium Neutrino (KATRIN) experiment is the determination of the effective electron antineutrino mass with a sensitivity of 0.2 eV/c$^2$ at 90% C.L. This goal can only be achieved with a very low background level…

We report a novel correlated background in the antineutrino detection using the inverse beta decay reaction. Spontaneous fissions and $(\alpha,n)$ reactions in peripheral materials of the antineutrino detector, such as borosilicate glass of…

Instrumentation and Detectors · Physics 2021-12-01 Zhiyuan Chen , Xin Zhang , Zeyuan Yu , Jun Cao , Changgen Yang

The CONUS experiment is searching for coherent elastic neutrino nucleus scattering of reactor anti-neutrinos with four low energy threshold point-contact high-purity germanium spectrometers. An excellent background suppression within the…

Instrumentation and Detectors · Physics 2024-01-01 H. Bonet , A. Bonhomme , C. Buck , K. Fülber , J. Hakenmüller , J. Hempfling , G. Heusser , T. Hugle , M. Lindner , W. Maneschg , T. Rink , H. Strecker , R. Wink

Ambient radiation background contributed by the penetrating cosmic ray particles and the radionuclides present in the rock materials have been measured at an underground laboratory located inside a mine at 555 m depth. The laboratory is…

Instrumentation and Methods for Astrophysics · Physics 2022-03-14 Sayan Ghosh , Shubham Dutta , Naba Kumar Mondal , Satyajit Saha

The background induced by radioactive impurities of $^{208}\rm Tl$ and $^{214}\rm Bi$ in the source of the double beta experiment NEMO-3 has been investigated. New methods of data analysis which decrease the background from the above…

Inelastic neutron scattering instruments require very low background; therefore the proper shielding for suppressing the scattered neutron background, both from elastic and inelastic scattering is essential. The detailed understanding of…

Instrumentation and Detectors · Physics 2018-08-01 E. Dian , K. Kanaki , G. Ehlers , R. J. Hall-Wilton , A. Khaplanov , T. Kittelmann , P. Zagyvai

Atmospheric neutrinos play a vital role in generating irreducible backgrounds in liquid-scintillator (LS) detectors via their neutral-current (NC) interactions with $^{12}$C nuclei. These interactions may affect a wide range of research…

High Energy Physics - Phenomenology · Physics 2025-03-17 Jie Cheng , Min Li , Yu-Feng Li , Gao-Song Li , Hao-Qi Lu , Liang-Jian Wen

The Karlsruhe Tritium Neutrino (KATRIN) experiment investigating tritium beta-decay close to the endpoint with unprecedented precision has stringent requirements on the background level of less than 10^(-2) counts per second. Electron…

Instrumentation and Detectors · Physics 2015-06-15 N. Wandkowsky , G. Drexlin , F. M. Fränkle , F. Glück , S. Groh , S. Mertens
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