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Neutrino detectors, particle calorimeters and some dark matter detectors require dense and massive active materials. An extremely fine segmentation is desirable to achieve precise three-dimensional particle tracking. However, such systems…

Liquid scintillator detectors are widely used in modern neutrino studies. The unique optical properties of semiconducting nanocrystals, known as quantum dots, offer intriguing possibilities for improving standard liquid scintillator,…

Instrumentation and Detectors · Physics 2012-10-16 Lindley Winslow , Raspberry Simpson

Future large liquid-scintillator detectors can be implemented to observe neutrinos from a core-collapse supernova (SN) in our galaxy in various reaction channels: (1) The inverse beta decay $\overline{\nu}^{}_e + p \to n + e^+$; (2) The…

High Energy Physics - Phenomenology · Physics 2016-07-27 Jia-Shu Lu , Yu-Feng Li , Shun Zhou

Riptide is a detector concept aiming to track fast neutrons. It is based on neutron--proton elastic collisions inside a plastic scintillator, where the neutron momentum can be measured by imaging the scintillation light. More specifically,…

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…

Instrumentation and Detectors · Physics 2017-12-13 Kyle Weinfurther , John Mattingly , Erik Brubaker , John Steele

High light collection efficiency is an important requirement in any application of scintillation detectors. The purpose of this study is to investigate the possibility for improving this parameter in cryogenic scintillation bolometers,…

Instrumentation and Detectors · Physics 2014-02-11 F. A. Danevich , R. V. Kobychev , V. V. Kobychev , H. Kraus , V. B. Mikhailik , V. M. Mokina

We report on the development of a fast neutron detector using a liquid scintillator doped with enriched Li-6. The lithium was introduced in the form of an aqueous LiCl micro-emulsion with a di-isopropylnaphthalene-based liquid scintillator.…

For ion and neutron spectrometry and imaging applications at a high intensity pulsed laser facility, fast liquid scintillators with very low afterglow are required. Furthermore, neutron imaging with fiber (or liquid-core) capillary arrays…

Neutrino experiments often use large volumes of water, organic scintillators or noble liquids as active detection material. Due to the large hydrostatic and buoyancy forces involved, precise knowledge of the liquid levels inside the…

Instrumentation and Detectors · Physics 2023-06-14 H. Th. J. Steiger , E. Theisen , L. Oberauer , O. Pilarczyk , M. Wurm

At high luminosity areas, beam loss monitor with fast response and high radiation resistance is crucial for accelerator operation. In this article, we report the design and test results of a fast response and radiation-resistant…

Instrumentation and Detectors · Physics 2023-03-01 Yuanjing Ji , Zebo Tang , Chen Li , Xin Li , Ming Shao

Organic liquid scintillators have been used for decades in many neutrino physics experiments. They are particularly suited for the detection of low-energy neutrinos where energy and timing information is required. Organic liquid…

Instrumentation and Detectors · Physics 2022-12-23 Stefan Schoppmann

For liquid-scintillator neutrino detectors of kiloton scale, the transparency of the organic solvent is of central importance. The present paper reports on laboratory measurements of the optical scattering lengths of the organic solvents…

Plastic scintillators are widely used as particle detectors in many fields, mainly, medicine, particle physics and astrophysics. Traditionally, they are coupled to a photo-multplier (PMT) but now silicon photo-multipliers (SiPM) are…

Instrumentation and Methods for Astrophysics · Physics 2018-09-28 G. Ros , G. Sáez-Cano , G. A. Medina-Tanco , A. D. Supanitsky

We entertain the use of light dependent resistors as a viable option as measuring sensors in optics laboratory experiments or classroom demonstrations. The main advantages of theses devices are essentially very low cost, easy handling and…

Physics Education · Physics 2019-03-26 F. Marinho , C. M. Carvalho , F. R. Apolinário , L. Paulucci

We has set up a light scattering spectrometer to study the depolarization of light scattering in linear alkylbenzene. From the scattering spectra it can be unambiguously shown that the depolarized part of light scattering belongs to…

Chemical Physics · Physics 2016-01-20 Xiang Zhou , Qian Liu , Junbo Han , Zhenyu Zhang , Xuan Zhang , Yayun Ding , Yangheng Zheng , Li Zhou , Jun Cao , Yifang Wang

KamLAND is a massive liquid-scintillator-based neutrino detector studying low energy neutrino oscillation. The experiment has discovered a large deficit of the reactor neutrino flux with baseline of 180km in the year 2002. This result is…

Instrumentation and Detectors · Physics 2019-08-14 F. Suekane , T. Iwamoto , H. Ogawa , O. Tajima , H. Watanabe

Position sensitive detectors based on gaseous scintillation proportional counters with Anger-type readout are being used in several research areas such as neutron detection, search for dark matter and neutrinoless double beta decay. Design…

Instrumentation and Detectors · Physics 2016-01-20 L. Pereira , L. M. S. Margato , A. Morozov , V. Solovov , F. A. F. Fraga

The directionality information of incoming neutrinos is essential to atmospheric neutrino oscillation analysis since it is directly related to the oscillation baseline length. Large homogeneous liquid scintillator detectors, while offering…

There has been an increasing interest in the monitoring of nuclear fuel for power reactors by detecting the anti-neutrinos produced during operation. Small liquid scintillator detectors have already demonstrated sensitivity to operational…

Instrumentation and Detectors · Physics 2007-05-23 R. W. McKeown , D. E. Reyna

New experimental research programs in the field of neutrino physics are calling for new detectors with large masses, high energy resolution and good background rejection capabilities. This paper presents a novel hybrid organic/inorganic…

Instrumentation and Detectors · Physics 2018-07-03 S. Wagner , M. Grassi , A. Cabrera