Search Results - "Zherebtsov, O"

New experimental limits on neutron – mirror neutron oscillations in the presence of mirror magnetic field by Berezhiani, Z., Biondi, R., Geltenbort, P., Krasnoshchekova, I. A., Varlamov, V. E., Vassiljev, A. V., Zherebtsov, O. M.

“…Present experimental and astrophysical limits do not exclude that the neutron ( n ) oscillation into mirror neutron ( n ′ ), a sterile state exactly degenerate…”
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The Result of the Neutrino-4 Experiment and the Cosmological Constraints on the Sterile Neutrino by Serebrov, A. P., Samoilov, R. M., Zherebtsov, O. M.

“…The article compares the result of the Neutrino-4 experiment with the results of other experiments. A joint analysis of the Neutrino-4, BEST, SAGE, and GALLEX…”
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Result of the Neutrino-4 Experiment and the Cosmological Constraints on the Sterile Neutrino (Brief Review) by Serebrov, A. P., Samoilov, R. M., Chaikovskii, M. E., Zherebtsov, O. M.

“…We present a short discussion of the Neutrino-4 experimental results and the results of other experiments searching for the sterile neutrino. We estimated the…”
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First Observation of the Oscillation Effect in the Neutrino-4 Experiment on the Search for the Sterile Neutrino by Serebrov, A. P., Ivochkin, V. G., Samoilov, R. M., Fomin, A. K., Polyushkin, A. O., Zinoviev, V. G., Neustroev, P. V., Golovtsov, V. L., Chernyj, A. V., Zherebtsov, O. M., Chaikovskii, M. E., Martemyanov, V. P., Tarasenkov, V. G., Aleshin, V. I., Petelin, A. L., Izhutov, A. L., Tuzov, A. A., Sazontov, S. A., Gromov, M. O., Afanasiev, V. V., Zaytsev, M. E., Gerasimov, A. A., Ryazanov, D. K.

“…We report Neutrino-4 experiment results of measurements of reactor antineutrinos flux and spectrum dependence on the distance in range 6–12 m from the center…”
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Measurement of the neutron lifetime using a gravitational trap and a low-temperature Fomblin coating by Serebrov, A., Varlamov, V., Kharitonov, A., Fomin, A., Pokotilovski, Yu, Geltenbort, P., Butterworth, J., Krasnoschekova, I., Lasakov, M., Tal'daev, R., Vassiljev, A., Zherebtsov, O.

“…We present a new value for the neutron lifetime of 878.5±0.7stat±0.3syst. This result differs from the world average value (885.7±0.8 s) by 6.5 standard…”
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A Study of the Dynamics of Formation of Plasmoids in the Gatchina Discharge by Zhao, Shixin, Yuan, Chengxun, Kudryavtsev, A. A., Zherebtsov, O. M., Shabanov, G. D.

“…The results of studies of the Gatchina discharge conducted at the Harbin University of Technology (China) have been presented. The Gatchina discharge is mainly…”
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Comparison of the Result of the Neutrino-4 Experiment with Other Experiments and the Cosmological Constraint on a Sterile Neutrino by Serebrov, A. P., Samoylov, R. M., Tchaikovsky, M. E., Zherebtsov, O. M.

“…— The correspondence of the results obtained in the Neutrino-4 experiment with the results of other experiments on reactors, accelerators, and experiments with…”
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New Possibilities of Measuring the Ratio of Axial-Vector Weak Interaction Constants by Serebrov, A. P., Zherebtsov, O. M., Klyushnikov, G. N., Koptyukhov, A. O., Moroz, A. R., Murashkin, A. N., Fomin, A. K.

“…An experiment is being developed to determine the λ value (the ratio of the axial weak interaction constant G A to the vector constant G V ) by a simultaneous…”
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On the Possibility of Measuring the Ratio G A /G V by means of Polarized Ultracold Neutrons by Serebrov, A P, Zherebtsov, O M, Murashkin, A N, Klyushnikov, G N, Fomin, A K

“…The possibility of experimentally determining the ratio λ of the axial weak-interaction constant GA to the vector weak-interaction constant GV by…”
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New Results of Measurements in the Neutrino-4 Experiment Devoted to Searches for Sterile Neutrinos by Serebrov, A. P., Ivochkin, V. G., Samoilov, R. M., Fomin, A. K., Zinoviev, V. G., Neustroev, P. V., Golovtsov, V. L., Chernyj, A. V., Zherebtsov, O. M., Chaikovskii, M. E., Petelin, A. L., Izhutov, A. L., Tuzov, A. A., Sazontov, S. A., Gromov, M. O., Afanasiev, V. V., Zaytsev, M. E., Gerasimov, A. A., Fedorov, V. V.

“…New results of measurements of the dependences of the flux of reactor antineutrinos and their spectrum on the distance from the center of the core of the SM-3…”
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Towards a test of QED in investigations of the hyperfine splitting in heavy ions by Shabaev, V M, Artemyev, A N, Yerokhin, V A, Zherebtsov, O M, Soff, G

“…A possibility for investigations of quantum electrodynamics (QED) in experiments on the hyperfine splitting in heavy ions is examined. It is found that QED…”
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Trap with ultracold neutrons as a detector of dark matter particles with long-range forces by Serebrov, A. P., Zherebtsov, O. M.

“…The possibility of using a trap with ultracold neutrons as a detector of dark matter particles with long-range forces is considered. The main advantage of the…”
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Search for sterile neutrinos in the neutrino-4 experiment by Serebrov, A. P., Ivochkin, V. G., Samoilov, R. M., Fomin, A. K., Polyushkin, A. O., Zinov’ev, V. G., Neustroev, P. V., Golovtsov, V. L., Chernyi, A. V., Zherebtsov, O. M., Martem’yanov, V. P., Tarasenkov, V. G., Aleshin, V. I., Petelin, A. L., Izhutov, A. L., Tuzov, A. A., Sazontov, S. A., Ryazanov, D. K., Gromov, M. O., Afanas’ev, V. V., Zaitsev, M. E., Chaikovskii, M. E.

“…An experimental search for sterile neutrinos has been carried out at a neutrino facility based on the SM-3 nuclear reactor in Dimitrovgrad, Russia. The movable…”
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Experiment neutrino-4 on searching for a sterile neutrino with multisection detector model by Serebrov, A. P., Ivochkin, V. G., Samoilov, R. M., Fomin, A. K., Zinov’ev, V. G., Neustroev, P. V., Golovtsov, V. L., Chernyi, A. V., Zherebtsov, O. M., Polyushkin, A. O., Martem’yanov, V. P., Tarasenkov, V. G., Aleshin, V. I., Petelin, A. L., Izhutov, A. L., Tuzov, A. A., Sazontov, S. A., Ryazanov, D. K., Gromov, M. O., Afanas’ev, V. V., Zaitsev, M. E., Chaikovskii, M. E.

“…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…”
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Search for neutron–mirror neutron oscillations in a laboratory experiment with ultracold neutrons by Serebrov, A.P., Aleksandrov, E.B., Dovator, N.A., Dmitriev, S.P., Fomin, A.K., Geltenbort, P., Kharitonov, A.G., Krasnoschekova, I.A., Lasakov, M.S., Murashkin, A.N., Shmelev, G.E., Varlamov, V.E., Vassiljev, A.V., Zherebtsov, O.M., Zimmer, O.

“…Mirror matter is considered as a candidate for dark matter. In connection with this an experimental search for neutron–mirror neutron (nn′) transitions has…”
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QED effects in heavy few-electron ions by Shabaev, V.M., Andreev, O.V., Artemyev, A.N., Baturin, S.S., Elizarov, A.A., Kozhedub, Y.S., Oreshkina, N.S., Tupitsyn, I.I., Yerokhin, V.A., Zherebtsov, O.M.

“…Accurate calculations of the binding energies, the hyperfine splitting, the bound-electron g-factor, and the parity nonconservation effects in heavy…”
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UCN anomalous losses and the UCN capture cross section on material defects by Serebrov, A., Romanenko, N., Zherebtsov, O., Lasakov, M., Vasiliev, A., Fomin, A., Geltenbort, P., Krasnoshekova, I., Kharitonov, A., Varlamov, V.

“…Experimental data shows anomalously large ultra cold neutrons (UCN) reflection losses and that the process of UCN reflection is not completely coherent. UCN…”
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The Result of the Neutrino-4 Experiment and the Cosmological Constraints on the Sterile Neutrino by Serebrov, A. P, Samoilov, R. M, Chaikovskii, M. E, Zherebtsov, O. M

“…We present a short discussion of the Neutrino-4 experimental results and the results of other experiments searching for the sterile neutrino. We estimated the…”
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Magnetron-sputtered Be coatings as reflectors for ultracold neutrons by Bryś, T., Daum, M., Fierlinger, P., Fomin, A., Geltenbort, P., Henneck, R., Kirch, K., Kharitonov, A., Krasnoshekova, I., Kuźniak, M., Lasakov, M., Pichlmaier, A., Raimondi, F., Schelldorfer, R., Serebrov, A., Siber, E., Tal’daev, R., Varlamov, V., Vasiliev, A., Wambach, J., Zherebtsov, O.

“…We describe the production, characterization and performance of magnetron-sputtered Be coatings on aluminum, copper and stainless steel substrates. The coating…”
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Search for explanation of the neutron lifetime anomaly by Serebrov, A. P, Chaikovskii, M. E, Klyushnikov, G. N, Zherebtsov, O. M, Chechkin, A. V

“…Phys. Rev. D 103, 074010 (2021) All results of the neutron lifetime measurements performed in the last 20 years with the UCN storage method are in a good…”
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