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Full-Text Articles in Mechanical Engineering

Neutron-Gamma Discrimination In Elpasolite Scintillator Detector, Brittany Morgan May 2016

Neutron-Gamma Discrimination In Elpasolite Scintillator Detector, Brittany Morgan

UNLV Theses, Dissertations, Professional Papers, and Capstones

Existing nuclear stockpiles and weapons-making capabilities imperil the global community. Current nonproliferation efforts involve the research and development of newer, more efficient detection systems that can be deployed for the interdiction and monitoring of special nuclear materials (SNM). Spontaneous and induced fission events in SNM produce neutrons and gamma rays, which can be detected and analyzed, in particular, using scintillator detectors. Various electronic data acquisition systems and data analysis methods have been employed to record and characterize neutron and photon signatures. The goal of this thesis is to develop a new method of discrimination between neutrons and photons in the …


Remote Sensing Of Neutron And Gamma Radiation Using Aerial Unmanned Autonomous System, Alex Barzilov, Jessica Hartman, Ivan Novikov Jan 2016

Remote Sensing Of Neutron And Gamma Radiation Using Aerial Unmanned Autonomous System, Alex Barzilov, Jessica Hartman, Ivan Novikov

Graduate & Professional Student Association Research Forum

With the continuing advancement of nuclear technologies, the detection and identification of radioactive material is a necessary part of commercial and government applications. There is a wide array of options available for detection and identification of material, but most rely on compact devices which are manually positioned. The deployment of robots equipped with detection equipment is not always feasible, especially in locations where there is considerable debris on the ground, or where there are low clearance areas. To solve this, the goal of this research was to design a remote sensing system for radiation using unmanned aerial vehicles (UAVs). A …