papers

Publications (26)

hep-ex2013

Search for oscillations with the OPERA experiment in the CNGS beam

OPERA collaboration, N. Agafonova, A. Aleksandrov +161

A first result of the search for \numu \nue oscillations in the OPERA experiment, located at the Gran Sasso Underground Laboratory, is presented. The experiment looke…

hep-ex2021

Sensitivity of the SHiP experiment to dark photons decaying to a pair of charged particles

SHiP Collaboration, C. Ahdida, A. Akmete +331

Dark photons are hypothetical massive vector particles that could mix with ordinary photons. The simplest theoretical model is fully characterised by only two parameters: the mass…

hep-ex2020

First observation of a tau neutrino charged current interaction with charm production in the Opera experiment

N. Agafonova, A. Alexandrov, A. Anokhina +124

An event topology with two secondary vertices compatible with the decay of short-lived particles was found in the analysis of neutrino interactions in the Opera target. The observe…

physics.ins-det2017

The active muon shield in the SHiP experiment

SHiP collaboration, A. Akmete, A. Alexandrov +229

The SHiP experiment is designed to search for very weakly interacting particles beyond the Standard Model which are produced in a 400 GeV/c proton beam dump at the CERN SPS. An ess…

hep-ex2014

Evidence for appearance in the CNGS neutrino beam with the OPERA experiment

N. Agafonova, A. Aleksandrov, A. Anokhina +168

The OPERA experiment is designed to search for oscillations in appearance mode i.e. through the direct observation of the lepton in charged c…

astro-ph.HE2023

Primary Cosmic Rays Energy Spectrum and Mean Mass Composition by the Data of the TAIGA Astrophysical Complex

V. Prosin, I. Astapov, P. Bezyazeekov +78

The corrected dependence of the mean depth of the EAS maximum on the energy was obtained from the data of the Tunka-133 array for 7 years and the TAIGA-HiSCORE array for…

hep-ex2019

Final results on neutrino oscillation parameters from the OPERA experiment in the CNGS beam

OPERA Collaboration, N. Agafonova, A. Alexandrov +124

The OPERA experiment has conclusively observed the appearance of tau neutrinos in the muon neutrino CNGS beam. Exploiting the OPERA detector capabilities, it was possible to isolat…

hep-ex2023

Updated constraints on sterile neutrino mixing in the OPERA experiment using a new identification method

N. Agafonova, A. Alexandrov, A. Anokhina +123

This paper describes a new identification method specifically designed to improve the low-energy () identification efficiency attained by enlargin…

astro-ph.CO2018

Discovery potential for directional Dark Matter detection with nuclear emulsions

N. Agafonova, A. Aleksandrov, A. Anokhina +53

Direct Dark Matter searches are nowadays one of the most fervid research topics with many experimental efforts devoted to the search for nuclear recoils induced by the scattering o…

astro-ph.IM2020

Investigation of energy spectrum and chemical composition of primary cosmic rays in 1-100 PeV energy range with a UAV-borne installation

D. Chernov, E. Bonvech, M. Finger +5

A new project is developed with the implementation of a relatively new method of studying the primary cosmic ray -- the registration of extensive air showers' optical Vavilov-Chere…

astro-ph.IM2016

NEWS: Nuclear Emulsions for WIMP Search

A. Aleksandrov, A. Anokhina, T. Asada +56

Nowadays there is compelling evidence for the existence of dark matter in the Universe. A general consensus has been expressed on the need for a directional sensitive detector to c…

astro-ph.IM2022

The Tunka-Grande scintillation array: current results

A. L. Ivanova, I. Astapov, P. Bezyazeekov +76

The Tunka-Grande experiment is a scintillation array with about 0.5 sq.km sensitive area at Tunka Valley, Siberia, for measuring charged particles and muons in extensive air shower…

hep-ex2014

Procedure for short-lived particle detection in the OPERA experiment and its application to charm decays

N. Agafonova, A. Anokhina, S. Aoki +135

The OPERA experiment, designed to perform the first observation of oscillations in appearance mode through the detection of the leptons produced in $Î…

hep-ex2014

Measurement of TeV atmospheric muon charge ratio with the full OPERA data

N. Agafonova, A. Anokhina, S. Aoki +134

The OPERA detector, designed to search for oscillations in the CNGS beam, is located in the underground Gran Sasso laboratory, a privileged location to study TeV-…

hep-ex2014

Observation of nu_tau appearance in the CNGS beam with the OPERA experiment

OPERA Collaboration, N. Agafonova, A. Aleksandrov +145

The OPERA experiment is searching for nu_mu -> nu_tau oscillations in appearance mode i.e. via the direct detection of tau leptons in nu_tau charged current interactions. The evide…

astro-ph.IM2022

TAIGA -- an advanced hybrid detector complex for astroparticle physics and high energy gamma-ray astronomy

N. M. Budnev, I. Astapov, P. Bezyazeekov +74

The physical motivations, present status, main results in study of cosmic rays and in the field of gamma-ray astronomy as well future plans of the TAIGA-1 (Tunka Advanced Instrumen…

physics.ins-det2016

Determination of the muon charge sign with the dipolar spectrometers of the OPERA experiment

OPERA Collaboration, N. Agafonova, A. Aleksandrov +141

The OPERA long-baseline neutrino-oscillation experiment has observed the direct appearance of in the CNGS beam. Two large muon magnetic spectrometers are used to id…

hep-ex2013

New results on appearance with the OPERA experiment in the CNGS beam

OPERA Collaboration, N. Agafonova, A. Aleksandrov +167

The OPERA neutrino experiment is designed to perform the first observation of neutrino oscillations in direct appearance mode in the channel, via the detection of…

hep-ex2015

Limits on muon-neutrino to tau-neutrino oscillations induced by a sterile neutrino state obtained by OPERA at the CNGS beam

OPERA Collaboration, N. Agafonova, A. Aleksandrov +128

The OPERA experiment, exposed to the CERN to Gran Sasso beam, collected data from 2008 to 2012. Four oscillated Charged Current interaction candidates have been det…

hep-ex2018

Latest results of the OPERA experiment on nu-tau appearance in the CNGS neutrino beam

N. Agafonova, A. Alexandrov, A. Anokhina +132

OPERA is a long-baseline experiment designed to search for oscillations in appearance mode. It was based at the INFN Gran Sasso laboratory (LNGS) and took data from…

hep-ex2012

Measurement of the neutrino velocity with the OPERA detector in the CNGS beam using the 2012 dedicated data

The OPERA Collaboration, T. Adam, N. Agafonova +168

In spring 2012 CERN provided two weeks of a short bunch proton beam dedicated to the neutrino velocity measurement over a distance of 730 km. The OPERA neutrino experiment at the u…

physics.ins-det2020

SND@LHC

SHiP Collaboration, C. Ahdida, A. Akmete +341

We propose to build and operate a detector that, for the first time, will measure the process at the LHC and search for feebly interacting particles (FIPs) in an unexplo…

hep-ex2015

Discovery of tau neutrino appearance in the CNGS neutrino beam with the OPERA experiment

OPERA Collaboration, N. Agafonova, A. Aleksandrov +139

The OPERA experiment was designed to search for oscillations in appearance mode, i.e. by detecting the -leptons produced in charged current in…

hep-ex2018

Final results of the search for oscillations with the OPERA detector in the CNGS beam

OPERA Collaboration, N. Agafonova, A. Aleksandrov +130

The OPERA experiment has discovered the tau neutrino appearance in the CNGS muon neutrino beam, in agreement with the 3 neutrino flavour oscillation hypothesis. The OPERA neutrino…

hep-ex2018

Measurement of the cosmic ray muon flux seasonal variation with the OPERA detector

N. Agafonova, A. Alexandrov, A. Anokhina +125

The OPERA experiment discovered muon neutrino into tau neutrino oscillations in appearance mode, detecting tau leptons by means of nuclear emulsion films. The apparatus was also en…

hep-ex2018

Final results of the OPERA experiment on appearance in the CNGS beam

OPERA Collaboration, N. Agafonova, A. Alexandrov +134

The OPERA experiment was designed to study oscillations in appearance mode in the CNGS neutrino beam. In this letter we report the final analysis of the full data s…