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The superheated droplet detector (SDD) is known to be gamma insensitive below a threshold temperature which made them excellent candidates for neutron detection in the presence of gamma rays. Above the threshold temperature, the gamma ray…

Instrumentation and Detectors · Physics 2013-09-10 P. K. Mondal , B. K. Chatterjee

A prototype of LaBr3:Ce in situ gamma-ray spectrometer for marine environmental monitoring is developed and applied for in situ measurement. A 3-inch LaBr3:Ce scintillator is used in the detector, and a digital pulse process electronics is…

Instrumentation and Detectors · Physics 2015-04-21 Ming Zeng , Zhi Zeng , Jirong Cang , Xingyu Pan , Tao Xue , Hao Ma , Hongchang Yi , Jianping Cheng

Accurate characterization of fast-ion behavior is essential for the safe and efficient operation of nuclear fusion plasmas, as energetic particle losses can degrade plasma performance and damage reactor components. Scintillator-based…

Instrumentation and Detectors · Physics 2025-12-10 M. Rodríguez-Ramos , J. García-Lópeza , M. Videla-Trevina , J. González-Martinc , P. Alvarez-Fraub , M. Kocan

Prototype of gamma ray detector based on Micro Pixel Avalanche Photodiodes (MAPD) with high pixel density 15000 pixel/$mm^2$, optically coupled to Lutetium Fine Silicate (LFS) scintillator has been developed. The detection performance…

Instrumentation and Detectors · Physics 2013-02-11 E. Guliyev , F. Ahmadov , G. Ahmadov , A. Sadigov , Z. Sadigov , N. Anfimov , Z. Krumshtein , A. Olshevski , V. Shvetsov , V. Zhezher , R. Madatov

Gamma sources are routinely used to calibrate the energy scale and resolution of liquid scintillator detectors. However, non-scintillating material surrounding the source introduces energy losses, which may bias the determination of the…

Instrumentation and Detectors · Physics 2021-09-01 Feiyang Zhang , Rui Li , Jiaqi Hui , Jianglai Liu , Yue Meng , Yuanyuan Zhang

A new type of neutron detector, named Stack Structure Solid organic Scintillator (S$^4$), consisting of multi-layer plastic scintillators with capability to suppress low-energy $\gamma$ rays under high-counting rate has been constructed and…

We considered GEANT4 version 4.9.4 with different Electromagnetic Physics Package for calculation of response functions of detectors based on semi-insulating materials. Computer simulations with GEANT4 packages were run in order to…

Instrumentation and Detectors · Physics 2011-12-13 A. I. Skrypnyk , A. A. Zakharchenko , M. A. Khazhmuradov

A new and simple technique has been developed using plastic scintillator detectors for gamma ray and cosmic ray spectroscopy without single channel analyzer (SCA) or multichannel analyzer (MCA). In these experiments only a leading edge…

Instrumentation and Detectors · Physics 2015-04-13 Akhilesh P. Nandan , Sharmili Rudra , Himangshu Neog , S. Biswas , S. Mahapatra , B. Mohanty , P. K. Samal

The High Energy Cosmic-Radiation Detection (HERD) facility has been proposed as a leading experiment on China's Space Station (CSS). Scheduled for installation around 2027, HERD is expected to operate for at least a decade. The main…

High Energy Astrophysical Phenomena · Physics 2025-04-18 Keerthana Rajan Lathika

The design of spaceborne high-energy (E>100 MeV) gamma-ray detectors depends on two principal factors: (1) the basic physics of detecting and measuring the properties of the gamma rays; and (2) the constraints of operating such a detector…

Instrumentation and Methods for Astrophysics · Physics 2015-06-26 David J. Thompson

The Helium-3 shortage and the growing interest in neutron science constitute a driving factor in developing new neutron detection technologies. In this work, we report the development of a double-GEM detector prototype that uses a…

Single Photon Emission Computed Tomography (SPECT) is a non-invasive imaging modality, frequently used in myocardial perfusion imaging. The biggest challenges facing the majority of clinical SPECT systems are low sensitivity, poor…

Medical Physics · Physics 2021-03-30 Narayan Bhusal

We describe the concept of a new gamma ray scintronic detector targeting a time resolution of the order of 25 ps FWHM, with millimetric volume reconstruction and high detection efficiency. Its design consists of a monolithic large PbWO4…

Instrumentation and Detectors · Physics 2020-08-26 D. Yvon , V. Sharyy , M. Follin , J-P Bard , D. Breton , J. Maalmi , C. Morel , E. Delagnes

The $\nu$SOL experiment to operate a neutrino detector close to the Sun is building a small test detector to orbit the Earth to test the concept in space. This detector concept is to provide a new way to detect neutrinos unshielded in…

High Energy Physics - Experiment · Physics 2022-12-14 Nickolas Solomey

We describe a novel search for MeV-to-GeV-mass dark matter, in which the dark matter scatters off electrons in a scintillating target. The excitation and subsequent de-excitation of the electron produces one or more photons, which could be…

High Energy Physics - Phenomenology · Physics 2017-08-02 Stephen Derenzo , Rouven Essig , Andrea Massari , Adrían Soto , Tien-Tien Yu

LXeGRIT is a balloon-borne Compton telescope for MeV gamma-ray astrophysics, based on a liquid xenon time projection chamber with charge and light readout. The energy and direction of an incident gamma-ray is reconstructed from the…

Astrophysics · Physics 2009-10-31 U. Oberlack , E. Aprile , A. Curioni , K. Giboni

Nuclear security operations and forensic investigations require the utilization of a suite of instruments ranging from passive gamma spectrometers to high-precision laboratory sample analyzers. Gamma spectroscopy survey is further broken…

Instrumentation and Detectors · Physics 2026-02-03 L. E. Sinclair , P. R. B. Saull , A. McCann , A. M. L. MacLeod , N. J. Murtha , A. El-Jaby , G. Jonkmans

The detection of astrophysical Gamma-Ray Bursts (GRBs) has always been intertwined with the challenge of identifying the direction of the source. Accurate angular localization of better than a degree has been achieved to date only with…

Instrumentation and Methods for Astrophysics · Physics 2021-02-25 Roi Rahin , Luca Moleri , Alex Vdovin , Amir Feigenboim , Solomon Margolin , Shlomit Tarem , Ehud Behar , Max Ghelman , Alon Osovizky

Recently some hints of the existence of $\gamma$-ray line around 130 GeV are reported according to the analysis of Fermi-LAT data. If confirmed it would be the first direct evidence to show the existence of new physics beyond the standard…

High Energy Astrophysical Phenomena · Physics 2012-08-16 Ye Li , Qiang Yuan

The GLAST satellite mission will study the gamma ray sky with considerably greater exposure than its predecessor EGRET. In addition, it will be capable of measuring the arrival directions of gamma rays with much greater precision. These…

Astrophysics · Physics 2008-11-26 Scott Dodelson , Dan Hooper , Pasquale D. Serpico
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