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Related papers: Pulse-shape discrimination in water-based scintill…

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We have performed measurements of scintillation light in liquid neon, observing a signal yield in our detector as high as (3.5 $\pm$ 0.4) photoelectrons/keV. We measure pulse shape discrimination efficiency between electronic and nuclear…

Nuclear Experiment · Physics 2012-08-14 W. H. Lippincott , K. J. Coakley , D. Gastler , E. Kearns , D. N. McKinsey , J. A. Nikkel

Many modern digital analyzers offer the ability to record raw pulses from ionizing radiation detectors. We use this opportunity to investigate the effectiveness of Charge Comparison Method in Pulse Shape Discrimination of neutron and gamma…

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

An essential metric for the quality of a particle-identification experiment is its statistical power to discriminate between signal and background. Pulse shape discrimination (PSD) is a basic method for this purpose in many nuclear,…

Instrumentation and Detectors · Physics 2024-05-17 Shubham Dutta , Sayan Ghosh , Satyaki Bhattacharya , Satyajit Saha

Energy resolution, light yield, non-proportionality in the scintillation response, alpha/beta ratio, pulse shape for gamma rays and alpha particles were studied with CdWO4 crystal scintillators. Some indication for a difference in 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

Digital pulse shape discrimination has become readily available to distinguish nuclear recoil and electronic recoil events in scintillation detectors. We evaluate digital implementations of pulse shape discrimination algorithms discussed in…

Instrumentation and Detectors · Physics 2017-05-16 R. F. Lang , D. Masson , J. Pienaar , S. Röttger

We present a method for detecting neutrons using scintillating lithium gadolinium borate crystal shards in a plastic matrix while maintaining high gamma rejection. We have procured two cylindrical detectors, 5"\times5", containing 1%…

Nuclear Experiment · Physics 2011-09-20 Kareem Kazkaz , Nathaniel S. Bowden , Marisa Pedretti

This paper presents studies of the performance of water-based liquid scintillator in both 1-kt and 50-kt detectors. Performance is evaluated in comparison to both pure water Cherenkov detectors and a nominal model for pure scintillator…

Instrumentation and Detectors · Physics 2021-03-16 B. J. Land , Z. Bagdasarian , J. Caravaca , M. Smiley , M. Yeh , G. D. Orebi Gann

This study introduces chromatic calorimetry, a novel particle detection method that uses strategically layered scintillators with different emission wavelengths. This approach aims to enhance energy measurement by capturing particle…

Instrumentation and Detectors · Physics 2025-01-16 Devanshi Arora , Matteo Salomoni , Yacine Haddad , Vojtech Zabloudil , Michael Doser , Masaki Owari , Etiennette Auffray

Superheated drop detector (SDD) consisting of drops of superheated liquid of halocarbon is irradiated to neutrons and gamma-rays from 252Cf fission neutron source and 137Cs gamma source separately. The analysis of pulse height of the…

Instrumentation and Detectors · Physics 2014-11-21 Mala Das , S Seth , S Saha , S Bhattacharya , P Bhattacharjee

DD and DT reaction rates may be compared to determine plasma temperatures in the 10--200 eV range. Distinguishing neutrons from these two reactions is difficult when yields are low or unpredictable. Time of flight methods fail if the source…

Instrumentation and Detectors · Physics 2014-06-11 J. I. Katz

Digitization of detector signals enables analysis of the original waveform to extract timing, particle identification, and energy deposition information. Here we present the use of analytical functions based on sigmoids to model and fit…

Instrumentation and Detectors · Physics 2020-01-23 F. Q. L Friesen , C. R. Howell

We present measurements of the scintillation pulse shape in liquid xenon for nuclear recoils (NR) and electronic recoils (ER) at electric fields of 0 to 0.5 kV/cm for energies $<$ 15 keV and $<$ 70 keV electron-equivalent, respectively. The…

Instrumentation and Detectors · Physics 2018-05-24 E. Hogenbirk , J. Aalbers , P. A. Breur , M. P. Decowski , K. van Teutem , A. P. Colijn

Knowledge of the neutron light-yield response is crucial to the understanding of scintillator-based neutron detectors. In this work, neutrons from 2--6 MeV have been used to study the scintillation light-yield response of the liquid…

Fission events from Special Nuclear Material (SNM), such as highly enriched uranium or plutonium, can produce simultaneous emission of multiple neutrons and high energy gamma-rays. The observation of time correlations between any of these…

Instrumentation and Detectors · Physics 2011-05-12 M. Sweany , A. Bernstein , N. S. Bowden , S. Dazeley , G. Keefer , R. Svoboda , M. Tripathi

Weakly Interacting Massive Particles (WIMPs) are a leading candidate for dark matter and are expected to produce nuclear recoil (NR) events within liquid xenon time-projection chambers. We present a measurement of the scintillation timing…

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…

The proton light yield of liquid scintillators is an important property in the context of their use in large-scale neutrino experiments, with direct implications for neutrino-proton scattering measurements and the discrimination of fast…

Instrumentation and Detectors · Physics 2023-03-01 E. J. Callaghan , B. L. Goldblum , J. A. Brown , T. A. Laplace , J. J. Manfredi , M. Yeh , G. D. Orebi Gann

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