Zobrazeno 1 - 10
of 1 279
pro vyhledávání: '"Ponomarev, V. A."'
Autor:
Brandherm, I., von Neumann-Cosel, P., Mancino, R., Martínez-Pinedo, G., Matsubara, H., Ponomarev, V. Yu., Richter, A., Scheck, M., Tamii, A.
Publikováno v:
Phys. Rev. C 110, 034319 (2024)
The aim of the present work is a state-by-state analysis of possible E1 and M1 transitions in $^{58}$Ni with a high-resolution (p,p') experiment at 295 MeV and very forward angles including 0{\deg} and a comparison to results from studies of the dipo
Externí odkaz:
http://arxiv.org/abs/2404.15906
Autor:
Fearick, R. W., von Neumann-Cosel, P., Bacca, S., Birkhan, J., Bonaiti, F., Brandherm, I., Hagen, G., Matsubara, H., Nazarewicz, W., Pietralla, N., Ponomarev, V. Yu., Reinhard, P. -G., Roca-Maza, X., Richter, A., Schwenk, A., Simonis, J., Tamii, A.
Publikováno v:
Phys. Rev. Res. 5, L022044 (2023)
The electric dipole strength distribution in $^{40}$Ca between 5 and 25 MeV has been determined at RCNP, Osaka, from proton inelastic scattering experiments at very forward angles. Combined with total photoabsorption data at higher excitation energy,
Externí odkaz:
http://arxiv.org/abs/2302.07490
Autor:
Carter, J., Donaldson, L. M., Fujita, H., Fujita, Y., Jingo, M., Kureba, C. O., Latif, M. B., Litvinova, E., Nemulodi, F., von Neumann-Cosel, P., Neveling, R., Papakonstantinou, P., Papka, P., Pellegri, L., Ponomarev, V. Yu., Richter, A., Roth, R., Sideras-Haddad, E., Smit, F. D., Swartz, J. A., Tamii, A., Trippel, R., Usman, I. T., Wibowo, H.
The fine structure of the IsoVector Giant Dipole Resonance (IVGDR) in the doubly-magic nuclei $^{40,48}$Ca observed in inelastic proton scattering experiments under $0^\circ$ is used to investigate the role of different mechanisms contributing to the
Externí odkaz:
http://arxiv.org/abs/2204.12170
Autor:
Donaldson, L. M., Carter, J., von Neumann-Cosel, P., Nesterenko, V. O., Neveling, R., Reinhard, P. -G., Usman, I. T., Adsley, P., Bertulani, C. A., Brümmer, J. W., Buthelezi, E. Z., Cooper, G. R. J., Fearick, R. W., Förtsch, S. V., Fujita, H., Fujita, Y., Jingo, M., Kheswa, N. Y., Kleinig, W., Kureba, C. O., Kvasil, J., Latif, M., Li, K. C. W., Mira, J. P., Nemulodi, F., Papka, P., Pellegri, L., Pietralla, N., Ponomarev, V. Yu., Rebeiro, B., Richter, A., Shirikova, N. Yu., Sideras-Haddad, E., Sushkov, A. V., Smit, F. D., Steyn, G. F., Swartz, J. A., Tamii, A.
Publikováno v:
Phys. Rev. C 102, 064327 (2020)
Background: Inelastic proton scattering at energies of a few hundred MeV and very-forward angles including $0^\circ$ has been established as a tool to study electric-dipole strength distributions in nuclei. The present work reports a systematic inves
Externí odkaz:
http://arxiv.org/abs/2010.01210
Autor:
Bassauer, S., von Neumann-Cosel, P., Reinhard, P. -G., Tamii, A., Adachi, S., Bertulani, C. A., Chan, P. Y., D'Alessio, A., Fujioka, H., Fujita, H., Fujita, Y., Gey, G., Hilcker, M., Hoang, T. H., Inoue, A., Isaak, J., Iwamoto, C., Klaus, T., Kobayashi, N., Maeda, Y., Matsuda, M., Nakatsuka, N., Noji, S., Ong, H. J., Ou, I., Pietralla, N., Ponomarev, V. Yu., Reen, M. S., Richter, A., Singer, M., Steinhilber, G., Sudo, T., Togano, Y., Tsumura, M., Watanabe, Y., Werner, V.
Publikováno v:
Phys. Rev. C 102, 034327 (2020)
Inelastic proton scattering experiments were performed at the Research Center for Nuclear Physics, Osaka, with a 295 MeV beam covering laboratory angles 0{\deg}-6{\deg} and excitation energies 6-22 MeV. Cross sections due to E1 and M1 excitations wer
Externí odkaz:
http://arxiv.org/abs/2007.06010
Autor:
Bassauer, S., von Neumann-Cosel, P., Reinhard, P. -G., Tamii, A., Adachi, S., Bertulani, C. A., Chan, P. Y., Colò, G., D'Alessio, A., Fujioka, H., Fujita, H., Fujita, Y., Gey, G., Hilcker, M., Hoang, T. H., Inoue, A., Isaak, J., Iwamoto, C., Klaus, T., Kobayashi, N., Maeda, Y., Matsuda, M., Nakatsuka, N., Noji, S., Ong, H. J., Ou, I., Paar, N., Pietralla, N., Ponomarev, V. Yu., Reen, M. S., Richter, A., Roca-Maza, X., Singer, M., Steinhilber, G., Sudo, T., Togano, Y., Tsumura, M., Watanabe, Y., Werner, V.
Publikováno v:
Phys. Lett. B 810, 135804 (2020)
The dipole polarizability of stable even-mass tin isotopes 112,114,116,118,120,124 was extracted from inelastic proton scattering experiments at 295 MeV under very forward angles performed at RCNP. Predictions from energy density functionals cannot a
Externí odkaz:
http://arxiv.org/abs/2005.04105
Autor:
D'Alessio, A., Mongelli, T., Arnold, M., Bassauer, S., Birkhan, J., Hilcker, M., Hüther, T., Isaak, J., Jürgensen, L., Klaus, T., von Neumann-Cosel, P., Pietralla, N., Ponomarev, V. Yu., Ries, P. C., Roth, R., Singer, M., Steinhilber, G., Vobig, K., Werner, V.
Publikováno v:
Phys. Rev. C 102, 011302 (2020)
The form factor of the electromagnetic excitation of $^{12}$C to its 2$^+_1$ state was measured at extremely low momentum transfers in an electron scattering experiment at the S-DALINAC. A combined analysis with the world form factor data results in
Externí odkaz:
http://arxiv.org/abs/2005.04072
Autor:
Mashtakov, K. R., Ponomarev, V. Yu., Scheck, M., Finch, S. W., Isaak, J., Zweidinger, M., Agar, O., Bathia, C., Beck, T., Beller, J., Bowry, M., Chapman, R., Chisthi, M. M. R., Friman-Gayer, U., Gaffney, L. P., Garrett, P. E., Gregor, E. T., Keatings, J. M., Köster, U., Löher, B., McLean, A. D., O'Donnell, D., Pai, H., Pietralla, N., Rainovski, G., Ramdhane, M., Romig, C., Rusev, G., Savran, D., Simpson, G. S., Sinclair, J., Sonnabend, K., Spagnoletti, P., Tonchev, A. P., Tornow, W.
The nature of $J^{\pi}=1^-$ levels of $^{96}$Zr below the $\beta$-decay $Q_{\beta}$ value of $^{96}$Y has been investigated in high-resolution $\gamma$-ray spectroscopy following the $\beta$ decay as well as in a campaign of inelastic photon scatteri
Externí odkaz:
http://arxiv.org/abs/2003.11572
The excitation of the carbon $2^+$ state at 4.439 MeV by $70-150$ MeV electron impact and its subsequent decay to the ground state by photon emission is described within the distorted-wave Born approximation. The transition densities are obtained fro
Externí odkaz:
http://arxiv.org/abs/2002.02871
To complete earlier studies of the properties of the electric pygmy dipole resonance (PDR) obtained in various nuclear reactions, the excitation of the 1$^-$ states in $^{140}$Ce by $(e,e')$ scattering for momentum transfers $q=0.1-1.2$~fm$^{-1}$ is
Externí odkaz:
http://arxiv.org/abs/1904.08772