Zobrazeno 1 - 10
of 3 251
pro vyhledávání: '"Romanovsky V."'
Autor:
Filippov, S. N., Gushchin, E. N., Khudyakov, A. A., Kravtsov, V. I., Kudenko, Yu G., Kulik, A. V., Polyarush, A. Yu., Artamonov, A. V., Donskov, S. V., Filin, A. P., Gorin, A. M., Inyakin, A. V., Khaustov, G. V., Kholodenko, S. A., Kolosov, V. N., Kurshetsov, V. F., Lishin, V. A., Medynsky, M. V., Obraztsov, V. F., Okhotnikov, A. V., Polyakov, V. A., Romanovsky, V. I., Rykalin, V. I., Sadovsky, A. S., Samoylenko, V. D., Tiurin, I. S., Uvarov, V. A., Yushchenko, O. P., Bychkov, V. N., Kekelidze, G. D., Lysan, V. M., Zalikhanov, B. Zh.
The $K^{+} \to \pi^{+}\pi^{0}\pi^{0}\gamma$ decay is observed by the OKA collaboration. The branching ratio is measured to be $(4.1 \pm 0.9(stat) \pm 0.4(syst))\times 10^{-6}$. The branching ratio and $\gamma$ energy spectrum are consistent with ChPT
Externí odkaz:
http://arxiv.org/abs/2310.19652
Autor:
Sadovsky, A. S., Filin, A. P., Akimenko, S. A., Artamonov, A. V., Blik, A. M., Donskov, S. V., Gorin, A. M., Inyakin, A. V., Khaustov, G. V., Kholodenko, S. A., Kolosov, V. N., Kurshetsov, V. F., Lishin, V. A., Medynsky, M. V., Obraztsov, V. F., Okhotnikov, A. V., Polyakov, V. A., Romanovsky, V. I., Rykalin, V. I., Samoylenko, V. D., Tiurin, I. S., Uvarov, V. A., Yushchenko, O. P., Filippov, S. N., Gushchin, E. N., Khudyakov, A. A., Kravtsov, V. I., Kudenko, Yu G., Kulik, A. V., Polyarush, A. Yu., Bychkov, V. N., Kekelidze, G. D., Lysan, V. M., Zalikhanov, B. Zh.
Publikováno v:
Eur. Phys. J. C 84, 266 (2024)
A high statistics data sample of the $K^{+}$ decays is recorded by the OKA collaboration. A missing mass analysis is performed to search for a light invisible pseudoscalar axion-like particle (ALP) $a$ in the decay $K^{+} \to \pi^{+} \pi^{0} a$. No s
Externí odkaz:
http://arxiv.org/abs/2310.16429
Autor:
Polyarush, A. Yu., Akimenko, S. A., Artamonov, A. V., Bychkov, V. N., Donskov, S. V., Duka, V. A., Inyakin, A. V., Gorin, A. M., Gushchin, E. N., Filin, A. P., Filippov, S. N., Kekelidze, G. D., Kolosov, V. N., Kravtsov, V. I., Khaustov, G. V., Kholodenko, S. A., Khudyakov, A. A., Kudenko, Yu. G., Kulik, A. V., Kurshetsov, V. F., Lishin, V. A., Lysan, V. M., Medynsky, M. V., Obraztsov, V. F., Ohotnikov, A. V., Polyakov, V. A., Romanovsky, V. I., Rykalin, V. I., Sadovsky, A. S., Samoilenko, V. D., Tyurin, I. S., Tchikilev, O. G., Uvarov, V. A., Yushchenko, O. P., Zalikhanov, B. Zh.
Publikováno v:
Pisma JETP 116 (2022) 586, JETP Letters
The paper presents a measurement of the T-odd correlation in radiation decay \boldmath $K^+ \rightarrow \pi^{0} e^{+} \nu_{e} \gamma $ performed on the installation of the 101200 candidate events of the investigated decay were identified. Measured co
Externí odkaz:
http://arxiv.org/abs/2210.15535
Autor:
Polyarush, A. Yu., Duk, V. A., Filippov, S. N., Guschin, E. N., Khudyakov, A. A., Kravtsov, V. I., Kudenko, Yu. G., Akimenko, S. A., Artamonov, A. V., Blik, A. M., Burtovoy, V. S., Donskov, S. V., Filin, A. P., Inyakin, A. V., Gorin, A. M., Khaustov, G. V., Kholodenko, S. A., Kolosov, V. N., Kurshetsov, V. F., Lishin, V. A., Medynsky, M. V., Mikhailov, Yu. V., Obraztsov, V. F., Polyakov, V. A., Romanovsky, V. I., Rykalin, V. I., Sadovsky, A. S., Samoilenko, V. D., Shapkin, M. M., Stenyakin, O. V., Tchikilev, O. G., Uvarov, V. A., Yushchenko, O. P., Bychkov, V. N., Kekelidze, G. D., Lysan, V. M., Zalikhanov, B. Zh.
Results of a study of the $K^+ \rightarrow \pi^{0} e^{+} \nu \gamma $ decay at OKA setup are presented. More than 32000 events of this decay are observed. The differential spectra over the photon energy and the photon-electron opening angle in kaon r
Externí odkaz:
http://arxiv.org/abs/2010.07983
Autor:
Kravtsov, V. I., Duk, V. A., Filippov, S. N., Gushchin, E. N., Khudyakov, A. A., Kudenko, Yu. G., Polyarush, A. Yu., Akimenko, S. A., Artamonov, A. V., Blik, A. M., Burtovoy, V. S., Donskov, S. V., Filin, A. P., Gorin, A. M., Inyakin, A. V., Khaustov, G. V., Kholodenko, S. A., Kolosov, V. N., Kurshetsov, V. F., Lishin, V. A., Medynsky, M. V., Mikhailov, Yu. V., Obraztsov, V. F., Polyakov, V. A., Popov, A. V., Romanovsky, V. I., Rykalin, V. I., Sadovsky, A. S., Samoilenko, V. D., Semenov, V. K., Shapkin, M. M., Stenyakin, O. V., Tchikilev, O. G., Uvarov, V. A., Yushchenko, O. P., Bychkov, V. N., Kekelidze, G. D., Lysan, V. M., Zalikhanov, B. Zh.
A precise measurement of the vector and axial-vector form factors difference $F_V-F_A$ in the $K^+\rightarrow{\mu^+}{\nu_{\mu}}{\gamma}$ decay is presented. About 95K events of $K^+\rightarrow{\mu^+}{\nu_{\mu}}{\gamma}$ are selected in the OKA experi
Externí odkaz:
http://arxiv.org/abs/1904.10078
Akademický článek
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Akademický článek
Tento výsledek nelze pro nepřihlášené uživatele zobrazit.
K zobrazení výsledku je třeba se přihlásit.
K zobrazení výsledku je třeba se přihlásit.
Autor:
Shapkin, M. M., Akimenko, S. A., Artamonov, A. V., Blik, A. M., Burtovoy, V. S., Donskov, S. V., Filin, A. P., Inyakin, A. V., Gorin, A. M., Khaustov, G. V., Kholodenko, S. A., Kolosov, V. N., Konstantinov, A. S., Kurshetsov, V. F., Lishin, V. A., Medynsky, M. V., Mikhailov, Yu. V., Obraztsov, V. F., Polyakov, V. A., Popov, A. V., Romanovsky, V. I., Rykalin, V. I., Sadovsky, A. S., Samoilenko, V. D., Semenov, V. K., Stenyakin, O. V., Tchikilev, O. G., Uvarov, V. A., Yushchenko, O. P., Duk, V. A., Filippov, S. N., Guschin, E. N., Khudyakov, A. A., Kravtsov, V. I., Kudenko, Yu. G., Polyarush, A. Yu., Bychkov, V. N., Kekelidze, G. D., Lysan, V. M., Zalikhanov, B. Zh.
Publikováno v:
Eur. Phys. J. C (2019) 79: 296
A high statistics data sample of the decays of $K^+$ mesons to three charged particles was accumulated by the OKA experiment in 2012 and 2013. This allowed to select a clean sample of about 450 events with $K^{+}\to\pi^{+}\pi^{-}\pi^{+}\gamma$ decays
Externí odkaz:
http://arxiv.org/abs/1808.09176
Autor:
Sadovsky, A. S., Kurshetsov, V. F., Filin, A. P., Akimenko, S. A., Artamonov, A. V., Blik, A. M., Brekhovskikh, V. V., Burtovoy, V. S., Donskov, S. V., Inyakin, A. V., Gorin, A. M., Khaustov, G. V., Kholodenko, S. A., Kolosov, V. N., Konstantinov, A. S., Leontiev, V. M., Lishin, V. A., Medynsky, M. V., Mikhailov, Yu. V., Obraztsov, V. F., Polyakov, V. A., Popov, A. V., Romanovsky, V. I., Rykalin, V. I., Samoilenko, V. D., Semenov, V. K., Stenyakin, O. V., Tchikilev, O. G., Uvarov, V. A., Yushchenko, O. P., Duk, V. A., Filippov, S. N., Gushchin, E. N., Khudyakov, A. A., Kravtsov, V. I., Kudenko, Yu. G., Polyarush, A. Yu., Bychkov, V. N., Kekelidze, G. D., Lysan, V. M., Zalikhanov, B. Zh.
Publikováno v:
Eur. Phys. J. C (2018) 78: 92
A high statistics data sample of the $K^{+}\to\mu^{+}\nu_{\mu}$ decay was accumulated by the OKA experiment in 2012. The missing mass analysis was performed to search for the decay channel $K^{+}\to\mu^{+}\nu_{H}$ with a hypothetic stable heavy neutr
Externí odkaz:
http://arxiv.org/abs/1709.01473
Autor:
Yushchenko, O. P., Kurshetsov, V. F., Filin, A. P., Akimenko, S. A., Artamonov, A. V., Blik, A. M., Brekhovskikh, V. V., Burtovoy, V. S., Donskov, S. V., Inyakin, A. V., Gorin, A. M., Khaustov, G. V., Kholodenko, S. A., Kolosov, V. N., Konstantinov, A. S., Leontiev, V. M., Lishin, V. A., Medynsky, M. V., Mikhailov, Yu. V., Obraztsov, V. F., Polyakov, V. A., Popov, A. V., Romanovsky, V. I., Rykalin, V. I., Sadovsky, A. S., Samoilenko, V. D., Semenov, V. K., Stenyakin, O. V., Tchikilev, O. G., Uvarov, V. A., Duk, V. A., Filippov, S. N., Guschin, E. V., Kudenko, Yu. G., Khudyakov, A. A., Kravtsov, V. I., Polyarush, A. Yu., Bychkov, V. N., Kekelidze, G. D., Lysan, V. M., Zalikhanov, B. Zh.
Recent results from OKA setup concerning form factor studies in $K_{e3}$ decay are presented. About 5.25M events are selected for the analysis. The linear and quadratic slopes for the decay formfactor $f_{+}(t)$ are measured: $\lambda'_{+}=(26.1 \pm
Externí odkaz:
http://arxiv.org/abs/1708.09587