Experiment neutrino-4 on searching for a sterile neutrino with multisection detector model


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Аннотация

A laboratory for searching for oscillations of reactor antineutrinos has been created based on the SM-3 reactor in order to approach the problem of the possible existence of a sterile neutrino. The multisection detector prototype with a liquid scintillator volume of 350 L was installed in mid-2015. This detector can move inside the passive shield in a range of 6–11 m from the active core of the reactor. The antineutrino flux was measured for the first time at these short distances from the active core of the reactor by the movable detector. The measurements with the multisection detector prototype demonstrated that it is possible to measure the antineutrino flux from the reactor in the complicated conditions of cosmic background on the Earth’s surface.

Авторлар туралы

V. Zinov’ev

Petersburg Nuclear Physics Institute

Email: serebrov@pnpi.spb.ru
Ресей, Gatchina, Leningrad oblast, 188300

P. Neustroev

Petersburg Nuclear Physics Institute

Email: serebrov@pnpi.spb.ru
Ресей, Gatchina, Leningrad oblast, 188300

V. Golovtsov

Petersburg Nuclear Physics Institute

Email: serebrov@pnpi.spb.ru
Ресей, Gatchina, Leningrad oblast, 188300

A. Chernyi

Petersburg Nuclear Physics Institute

Email: serebrov@pnpi.spb.ru
Ресей, Gatchina, Leningrad oblast, 188300

O. Zherebtsov

Petersburg Nuclear Physics Institute

Email: serebrov@pnpi.spb.ru
Ресей, Gatchina, Leningrad oblast, 188300

A. Polyushkin

Petersburg Nuclear Physics Institute

Email: serebrov@pnpi.spb.ru
Ресей, Gatchina, Leningrad oblast, 188300

V. Martem’yanov

National Research Center Kurchatov Institute

Email: serebrov@pnpi.spb.ru
Ресей, Moscow, 123182

V. Tarasenkov

National Research Center Kurchatov Institute

Email: serebrov@pnpi.spb.ru
Ресей, Moscow, 123182

V. Aleshin

National Research Center Kurchatov Institute

Email: serebrov@pnpi.spb.ru
Ресей, Moscow, 123182

A. Petelin

Joint Stock Company State Scientific Center Research Institute of Atomic Reactors

Email: serebrov@pnpi.spb.ru
Ресей, Dimitrovgrad, 433510

A. Izhutov

Joint Stock Company State Scientific Center Research Institute of Atomic Reactors

Email: serebrov@pnpi.spb.ru
Ресей, Dimitrovgrad, 433510

A. Tuzov

Email: serebrov@pnpi.spb.ru

S. Sazontov

Email: serebrov@pnpi.spb.ru

D. Ryazanov

Joint Stock Company State Scientific Center Research Institute of Atomic Reactors

Email: serebrov@pnpi.spb.ru
Ресей, Dimitrovgrad, 433510

M. Gromov

Email: serebrov@pnpi.spb.ru

V. Afanas’ev

Joint Stock Company State Scientific Center Research Institute of Atomic Reactors

Email: serebrov@pnpi.spb.ru
Ресей, Dimitrovgrad, 433510

M. Zaitsev

Petersburg Nuclear Physics Institute

Email: serebrov@pnpi.spb.ru
Ресей, Gatchina, Leningrad oblast, 188300

M. Chaikovskii

Petersburg Nuclear Physics Institute

Email: serebrov@pnpi.spb.ru
Ресей, Gatchina, Leningrad oblast, 188300

A. Serebrov

Petersburg Nuclear Physics Institute

Хат алмасуға жауапты Автор.
Email: serebrov@pnpi.spb.ru
Ресей, Gatchina, Leningrad oblast, 188300

V. Ivochkin

Petersburg Nuclear Physics Institute

Email: serebrov@pnpi.spb.ru
Ресей, Gatchina, Leningrad oblast, 188300

R. Samoilov

Petersburg Nuclear Physics Institute

Email: serebrov@pnpi.spb.ru
Ресей, Gatchina, Leningrad oblast, 188300

A. Fomin

Petersburg Nuclear Physics Institute

Email: serebrov@pnpi.spb.ru
Ресей, Gatchina, Leningrad oblast, 188300

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