Search Results - "Senichev, Y"

Magneto-Optical Structure of the NICA Collider with High Transition Energy by Kolokolchikov, S. D., Senichev, Y. V.

“…Methods of increasing the transition energy for the proton option of the NICA collider are investigated. The method of superperiodic modulation of quadrupole…”
Get full text

Investigation of Proton Spin Decoherence Mechanisms at COSY by Melnikov, A. A., Aksentev, A. E., Senichev, Y. V.

“…The spin-orbital dynamics at the COSY accelerator has been investigated. It has been shown in the numerical experiment that spin-decoherence of the beam is…”
Get full text

Manipulation of Beam Polarization Orientation in a Spin-Transparent Storage Ring by Aksentev, A. E., Melnikov, A. A., Senichev, Y. V.

“…The feasibility of manipulating the beam polarization axis in a spin-transparent storage ring by means of spin-navigating solenoids has been investigated. In…”
Get full text

Spin Chromaticity of Beam: Orbit Lengthening and Betatron Chromaticity by Senichev, Y., Aksentyev, A., Melnikov, A.

“…One possible method of measuring the electric dipole moment of an elementary particle consists in measuring the average spin precession frequency of a…”
Get full text

Robustness of the Spin-Navigator Based Method for the Manipulation of the Beam Polarization Axis in a Spin-Transparent Storage Ring by Melnikov, A., Aksentyev, A., Senichev, Y.

“…We have investigated the robustness of the spin-navigator based method for manipulating the beam polarization to bend magnet installation errors. Toward that…”
Get full text

Measurement of deuteron carbon vector analyzing powers in the kinetic energy range 170–380 MeV by Müller, F., Żurek, M., Bagdasarian, Z., Barion, L., Berz, M., Ciepal, I., Ciullo, G., Dymov, S., Eversmann, D., Gaisser, M., Gebel, R., Grigoryev, K., Grzonka, D., Hejny, V., Hempelmann, N., Hetzel, J., Hinder, F., Kacharava, A., Kamerdzhiev, V., Keshelashvili, I., Koop, I., Kulikov, A., Lehrach, A., Lenisa, P., Lomidze, N., Lorentz, B., Maanen, P., Macharashvili, G., Magiera, A., Mchedlishvili, D., Nass, A., Nikolaev, N. N., Pesce, A., Prasuhn, D., Pretz, J., Rathmann, F., Rolando, V., Rosenthal, M., Saleev, A., Schmidt, V., Senichev, Y., Shergelashvili, D., Shmakova, V., Silenko, A., Slim, J., Soltner, H., Stahl, A., Stassen, R., Stephenson, E., Ströher, H., Tabidze, M., Tagliente, G., Talman, R., Trinkel, F., Uzikov, Yu, Valdau, Yu, Valetov, E., Weidemann, C., Wrońska, A., Wüstner, P.

“…A measurement of vector analyzing powers in elastic deuteron-carbon scattering has been performed at the Cooler Synchrotron COSY of Forschungszentrum Jülich,…”
Get full text

Spin tune mapping as a novel tool to probe the spin dynamics in storage rings by Saleev, A., Nikolaev, N. N., Rathmann, F., Augustyniak, W., Bagdasarian, Z., Bai, M., Barion, L., Berz, M., Chekmenev, S., Ciullo, G., Dymov, S., Eversmann, D., Gaisser, M., Gebel, R., Grigoryev, K., Grzonka, D., Guidoboni, G., Heberling, D., Hejny, V., Hempelmann, N., Hetzel, J., Hinder, F., Kacharava, A., Kamerdzhiev, V., Keshelashvili, I., Koop, I., Kulikov, A., Lehrach, A., Lenisa, P., Lomidze, N., Lorentz, B., Maanen, P., Macharashvili, G., Magiera, A., Mchedlishvili, D., Mey, S., Müller, F., Nass, A., Pesce, A., Prasuhn, D., Pretz, J., Rosenthal, M., Schmidt, V., Semertzidis, Y., Senichev, Y., Shmakova, V., Silenko, A., Slim, J., Soltner, H., Stahl, A., Stassen, R., Stephenson, E., Stockhorst, H., Ströher, H., Tabidze, M., Tagliente, G., Talman, R., Engblom, P. Thörngren, Trinkel, F., Uzikov, Yu, Valdau, Yu, Valetov, E., Vassiliev, A., Weidemann, C., Wrońska, A., Wüstner, P., Zuprański, P., Zurek, M.

“…Precision experiments, such as the search for electric dipole moments of charged particles using storage rings, demand for an understanding of the spin…”
Get full text

Connection between zero chromaticity and long in-plane polarization lifetime in a magnetic storage ring by Guidoboni, G., Stephenson, E. J., Wrońska, A., Bagdasarian, Z., Bsaisou, J., Chekmenev, S., Ciullo, G., Dymov, S., Eversmann, D., Gaisser, M., Gebel, R., Hejny, V., Hempelmann, N., Hinder, F., Kacharava, A., Keshelashvili, I., Kulessa, P., Lenisa, P., Lehrach, A., Lorentz, B., Maanen, P., Maier, R., Mchedlishvili, D., Mey, S., Nass, A., Pesce, A., Orlov, Y., Pretz, J., Prasuhn, D., Rathmann, F., Rosenthal, M., Saleev, A., Semertzidis, Y. K., Senichev, Y., Shmakova, V., Stockhorst, H., Ströher, H., Talman, R., Thörngren Engblom, P., Trinkel, F., Valdau, Yu, Weidemann, C., Wüstner, P., Żurek, M., Zyuzin, D.

“…In this paper, we demonstrate the connection between a magnetic storage ring with additional sextupole fields set so that thexandychromaticities vanish and the…”
Get full text

Phase measurement for driven spin oscillations in a storage ring by Hempelmann, N., Hejny, V., Pretz, J., Soltner, H., Augustyniak, W., Bagdasarian, Z., Bai, M., Barion, L., Berz, M., Chekmenev, S., Ciullo, G., Dymov, S., Eversmann, D., Gaisser, M., Gebel, R., Grigoryev, K., Grzonka, D., Guidoboni, G., Heberling, D., Hetzel, J., Hinder, F., Kacharava, A., Kamerdzhiev, V., Keshelashvili, I., Koop, I., Kulikov, A., Lehrach, A., Lenisa, P., Lomidze, N., Lorentz, B., Maanen, P., Macharashvili, G., Magiera, A., Mchedlishvili, D., Mey, S., Müller, F., Nass, A., Nikolaev, N. N., Nioradze, M., Pesce, A., Prasuhn, D., Rathmann, F., Rosenthal, M., Saleev, A., Schmidt, V., Semertzidis, Y., Senichev, Y., Shmakova, V., Silenko, A., Slim, J., Stahl, A., Stassen, R., Stephenson, E., Stockhorst, H., Ströher, H., Tabidze, M., Tagliente, G., Talman, R., Thörngren Engblom, P., Trinkel, F., Uzikov, Yu, Valdau, Yu, Valetov, E., Vassiliev, A., Weidemann, C., Wrońska, A., Wüstner, P., Zuprański, P., Żurek, M.

“…This paper reports the first simultaneous measurement of the horizontal and vertical components of the polarization vector in a storage ring under the…”
Get full text

The features of high intensity beam dynamics in low energy super-conducting linear accelerator by Vasyukhin, N., Maier, R., Senichev, Y.

“…The super-conducting linear accelerator is considered as a candidate for the high intensity beam acceleration in low energy region from 2–5 MeV and up to…”
Get full text

How to Reach a Thousand-Second in-Plane Polarization Lifetime with 0.97-GeV/c Deuterons in a Storage Ring by Guidoboni, G, Stephenson, E, Andrianov, S, Augustyniak, W, Bagdasarian, Z, Bai, M, Baylac, M, Bernreuther, W, Bertelli, S, Berz, M, Böker, J, Böhme, C, Bsaisou, J, Chekmenev, S, Chiladze, D, Ciullo, G, Contalbrigo, M, de Conto, J-M, Dymov, S, Engels, R, Esser, F M, Eversmann, D, Felden, O, Gaisser, M, Gebel, R, Glückler, H, Goldenbaum, F, Grigoryev, K, Grzonka, D, Hahnraths, T, Heberling, D, Hejny, V, Hempelmann, N, Hetzel, J, Hinder, F, Hipple, R, Hölscher, D, Ivanov, A, Kacharava, A, Kamerdzhiev, V, Kamys, B, Keshelashvili, I, Khoukaz, A, Koop, I, Krause, H-J, Krewald, S, Kulikov, A, Lehrach, A, Lenisa, P, Lomidze, N, Lorentz, B, Maanen, P, Macharashvili, G, Magiera, A, Maier, R, Makino, K, Mariański, B, Mchedlishvili, D, Meißner, Ulf-G, Mey, S, Morse, W, Müller, F, Nass, A, Natour, G, Nikolaev, N, Nioradze, M, Nowakowski, K, Orlov, Y, Pesce, A, Prasuhn, D, Pretz, J, Rathmann, F, Ritman, J, Rosenthal, M, Rudy, Z, Saleev, A, Sefzick, T, Semertzidis, Y, Senichev, Y, Shmakova, V, Silenko, A, Simon, M, Slim, J, Soltner, H, Stahl, A, Stassen, R, Statera, M, Stockhorst, H, Straatmann, H, Ströher, H, Tabidze, M, Talman, R, Thörngren Engblom, P, Trinkel, F, Trzciński, A, Uzikov, Yu, Valdau, Yu, Valetov, E, Vassiliev, A, Weidemann, C

“…We observe a deuteron beam polarization lifetime near 1000 s in the horizontal plane of a magnetic storage ring (COSY). This long spin coherence time is…”
Get full text

New Method for a Continuous Determination of the Spin Tune in Storage Rings and Implications for Precision Experiments by Eversmann, D, Hejny, V, Hinder, F, Kacharava, A, Pretz, J, Rathmann, F, Rosenthal, M, Trinkel, F, Andrianov, S, Augustyniak, W, Bagdasarian, Z, Bai, M, Bernreuther, W, Bertelli, S, Berz, M, Bsaisou, J, Chekmenev, S, Chiladze, D, Ciullo, G, Contalbrigo, M, de Vries, J, Dymov, S, Engels, R, Esser, F M, Felden, O, Gaisser, M, Gebel, R, Glückler, H, Goldenbaum, F, Grigoryev, K, Grzonka, D, Guidoboni, G, Hanhart, C, Heberling, D, Hempelmann, N, Hetzel, J, Hipple, R, Hölscher, D, Ivanov, A, Kamerdzhiev, V, Kamys, B, Keshelashvili, I, Khoukaz, A, Koop, I, Krause, H-J, Krewald, S, Kulikov, A, Lehrach, A, Lenisa, P, Lomidze, N, Lorentz, B, Maanen, P, Macharashvili, G, Magiera, A, Maier, R, Makino, K, Mariański, B, Mchedlishvili, D, Meißner, Ulf-G, Mey, S, Nass, A, Natour, G, Nikolaev, N, Nioradze, M, Nogga, A, Nowakowski, K, Pesce, A, Prasuhn, D, Ritman, J, Rudy, Z, Saleev, A, Semertzidis, Y, Senichev, Y, Shmakova, V, Silenko, A, Slim, J, Soltner, H, Stahl, A, Stassen, R, Statera, M, Stephenson, E, Stockhorst, H, Straatmann, H, Ströher, H, Tabidze, M, Talman, R, Thörngren Engblom, P, Trzciński, A, Uzikov, Yu, Valdau, Yu, Valetov, E, Vassiliev, A, Weidemann, C, Wilkin, C, Wirzba, A, Wrońska, A, Wüstner, P, Zakrzewska, M, Zuprański, P, Zyuzin, D

“…A new method to determine the spin tune is described and tested. In an ideal planar magnetic ring, the spin tune-defined as the number of spin precessions per…”
Get full text

Influence of electron cooling on the polarization lifetime of a horizontally polarized storage ring beam by Karanth, S., Stephenson, E., Wrońska, A., Ciullo, G., Dymov, S., Gebel, R., Guidoboni, G., Hejny, V., Kacharava, A., Keshelashvili, I., Lenisa, P., Lehrach, A., Lorentz, B., Mchedlishvili, D., Nass, A., Nikolaev, N., Pesce, A., Pretz, J., Prasuhn, D., Rathmann, F., Saleev, A., Senichev, Y., Shmakova, V., Ströher, H., Talman, R., Valdau, Yu, Weidemann, C., Wüstner, P.

“…A previous publication has shown that the in-plane polarization (IPP) component of a polarized 0.97-GeV/c deuteron beam in the COSY storage ring may acquire a…”
Get full text

Phase Measurement for Driven Spin Oscillations in a Storage Ring by Hempelmann, N, Hejny, V, Pretz, J, Soltner, H, Augustyniak, W, Bagdasarian, Z, Bai, M, Barion, L, Berz, M, Chekmenev, S, Ciullo, G, Dymov, S, Eversmann, D, Gaisser, M, Gebel, R, Grigoryev, K, Grzonka, D, Guidoboni, G, Heberling, D, Hetzel, J, Hinder, F, Kacharava, A, Kamerdzhiev, V, Keshelashvili, I, Koop, I, Kulikov, A, Lehrach, A, Lenisa, P, Lomidze, N, Lorentz, B, Maanen, P, Macharashvili, G, Magiera, A, Mchedlishvili, D, Mey, S, Müller, F, Nass, A, Nikolaev, N. N, Nioradze, M, Pesce, A, Prasuhn, D, Rathmann, F, Rosenthal, M, Saleev, A, Schmidt, V, Semertzidis, Y, Shmakova, Y. Senichev V, Silenko, A, Slim, J, Stahl, A, Stassen, R, Stephenson, E, Stockhorst, H, Ströher, H, Tabidze, M, Tagliente, G, Talman, R, Engblom, P. Thörngren, Trinkel, F, Uzikov, Yu, Valdau, Yu, Valetov, E, Vassiliev, A, Weidemann, C, Wrońska, A, Wüstner, P, Zuprański, P, Żurek, M

“…Phys. Rev. Accel. Beams 21, 042002 (2018) This paper reports the first simultaneous measurement of the horizontal and vertical components of the polarization…”
Get full text

Debuncher developing for H and D beams injection into COSY ring by Vasyukhin, N., Maier, R., Senichev, Y., Stassen, R., Toelle, R.

“…In case of superconducting injector in synchrotron due to high accelerating gradient the energy spread of beam after linac exceeds the longitudinal acceptance…”
Get full text

Beam dynamics in super-conducting linear accelerator: Problems and solutions by Senichev, Yu, Bogdanov, A., Maier, R., Vasyukhin, N.

“…The linac based on SC cavities has special features. Due to specific requirements the SC cavity is desirable to have a constant geometry of the accelerating…”
Get full text

Slot-finger superconducting structure with rf focusing by Senichev, Yu, Vasyukhin, N.

“…The linear accelerator based on a superconducting structure with a high accelerating gradient accordingly has a strong rf defocusing factor. Usually, a…”
Get full text

COSY-SCL, the superconducting injector linac for COSY by Toelle, R., Bechstedt, U., Bongers, N., Dietrich, J., Eichhorn, R., Esser, F.M., Felden, O., Gebel, R., Henn, K., Jungwirth, H., Lehrach, A., Maier, R., Pfister, U., Prasuhn, D., Rossen, P., Schnase, A., Schneider, H., Senichev, Y., Stassen, R., Stockhorst, H., Zaplatin, E., Schempp, A.

“…The superconducting injector linac COSY-SCL is being designed and constructed at the Forschungszentrum Juelich. The train goal of the new injector is to fill…”
Get full text

Spin Physics at COSY (2021-2024 and beyond) -- Pathfinder investigations toward an EDM storage ring and Spin-for-FAIR by Gebel, R, Hejny, V, Kacharava, A, Lehrach, A, Lenisa, P, Nass, A, Pretz, J, Rathmann, F, Ströher, H, Keshelashvili, I, Stephenson, E. J, Filatov, A. Wrońska Y, Kondratenko, A, Kondratenko, M, Nikolaev, N, Melnikov, A, Senichev, Y, Aksentyev, A, Butenko, A, Syresin, E, Saleev, A, Shmakova, V, Karanth, S, Breitkreutz, B, Shurkhno, N, Stassen, R, Pesce, A

“…The unique global feature of COSY is its ability to accelerate, store and manipulate polarized proton and deuteron beams. In the recent past, these beams have…”
Get full text

Separatrix formalism for superconducting linear accelerators by Senichev, Yu, Bogdanov, A., Maier, R.

“…Superconducting cavities provide high accelerating gradient in linear accelerators. However, it is desirable to have a constant geometry of the accelerating…”
Get full text