Zobrazeno 1 - 10
of 265
pro vyhledávání: '"Winfield, J S"'
Autor:
Kostyleva, D., Xu, X. -D., Mukha, I., Acosta, L., Bajzek, M., Casarejos, E., Ciemny, A. A., Cortina-Gil, D., Dominik, W., Dueñas, J. A., Espino, J. M., Estradé, A., Farinon, F., Fomichev, A., Geissel, H., Gómez-Camacho, J., Gorshkov, A., Grigorenko, L. V., Janas, Z., Kamiński, G., Kiselev, O., Knöbel, R., Korsheninnikov, A. A., Krupko, S., Kuich, M., Kurz, N., Litvinov, Yu. A., Marquinez-Durán, G., Martel, I., Mazzocchi, C., Nikolskii, E. Yu., Nociforo, C., Ordúz, A. K., Pfützner, M., Pietri, S., Pomorski, M., Prochazka, A., Rodríguez-Tajes, C., Rymzhanova, S., Sánchez-Benítez, A. M., Scheidenberger, C., Simon, H., Sitar, B., Slepnev, R., Stanoiu, M., Strmen, P., Sümmerer, K., Szarka, I., Takechi, M., Tanaka, Y. K., Weick, H., Winfield, J. S., Woods, P. J., Zhukov, M. V.
Publikováno v:
Physical Review C 110, L031301 (2024)
We report on the observation of previously-unknown isotope $^{21}$Al, the first unbound aluminum isotope located beyond the proton dripline. The $^{21}$Al nucleus decays by one-proton (1p) emission, and its in-flight decays were detected by tracking
Externí odkaz:
http://arxiv.org/abs/2406.04771
Autor:
Zhang, J. -C., Sun, B. -H., Tanihata, I., Kanungo, R., Scheidenberger, C., Terashima, S., Wang, Feng, Ameil, F., Atkinson, J., Ayyad, Y., Bagchi, S., Cortina-Gil, D., Dillmann, I., Estrade, A., Evdokimov, A., Farinon, F., Geissel, H., Guastalla, G., Janik, R., Kaur, S., Knobel, R., Kurcewicz, J., Litvinov, Yu. A., Marta, M., Mostazo, M., Mukha, I., Nociforo, C., Ong, H. J., Pietri, S., Prochazka, A., Sitar, B., Strmen, P., Takechi, M., Tanaka, J., Vargas, J., Weick, H., Winfield, J. S., Collaboration, the Super-FRS Experiment
Publikováno v:
Science Bulletin 69,1647(2024)
We report the charge-changing cross sections ($\sigma_{\text{cc}}$) of 24 $p$-shell nuclides on both hydrogen and carbon at about 900$A$ MeV, of which $^{8,9}$Li, $^{10\textendash12}$Be, $^{10,14,15}$B, $^{14,15,17\textendash22}$N and $^{16}$O on hyd
Externí odkaz:
http://arxiv.org/abs/2404.00682
Autor:
Kaur, S., Kanungo, R., Horiuchi, W., Hagen, G., Holt, J. D., Hu, B. S., Miyagi, T., Suzuki, T., Ameil, F., Atkinson, J., Ayyad, Y., Bagchi, S., Cortina-Gil, D., Dillmann, I., Estradé, A., Evdokimov, A., Farinon, F., Geissel, H., Guastalla, G., Janik, R., Knöbel, R., Kurcewicz, J., Litvinov, Yu. A., Marta, M., Mostazo, M., Mukha, I., Nociforo, C., Ong, H. J., Otsuka, T., Pietri, S., Prochazka, A., Scheidenberger, C., Sitar, B., Strmen, P., Takechi, M., Tanaka, J., Tanihata, I., Terashima, S., Vargas, J., Weick, H., Winfield, J. S.
Publikováno v:
Phys. Rev. Lett. 129, 142502 (2022)
The root mean square radii of the proton density distribution in $^{16-24}$O derived from measurements of charge changing cross sections with a carbon target at $\sim$900$A$ MeV together with the matter radii portray thick neutron skin for $^{22 - 24
Externí odkaz:
http://arxiv.org/abs/2209.00722
Autor:
Rodriguez-Sanchez, J. L., Benlliure, J., Vidana, I., Lenske, H., Vargas, J., Scheidenberger, C., Alvarez-Pol, H., Atkinson, J., Aumann, T., Ayyad, Y., Beceiro-Novo, S., Boretzky, K., Caamano, M., Casarejos, E., Cortina-Gil, D., Fernandez, P. Diaz, Estrade, A., Geissel, H., Haettner, E., Kelic-Heil, A., Litvinov, Yu. A., Paradela, C., Perez-Loureiro, D., Pietri, S., Prochazka, A., Takechi, M., Tanaka, Y. K., Weick, H., Winfield, J. S.
The fragment separator FRS has been for the first time used to measure the (n,p) and (p,n)-type isobaric charge-exchange cross sections of stable 112,124Sn isotopes accelerated at 1A GeV with an uncertainty of 3% and to separate quasi-elastic and ine
Externí odkaz:
http://arxiv.org/abs/2111.07641
Autor:
Syndikus, I., Petri, M., Macchiavelli, A. O., Paschalis, S., Bertulani, C. A., Aumann, T., Alvarez-Pol, H., Atar, L., Beceiro-Novo, S., Benlliure, J., Boillos, J. M., Boretzky, K., Borge, M. J. G., Brown, B. A., Caamaño, M., Caesar, C., Casarejos, E., Catford, W., Cederkall, J., Chulkov, L. V., Cortina-Gil, D., Cravo, E., Crespo, R., Dillmann, I., Fernández, P. Díaz, Elekes, Z., Enders, J., Farinon, F., Fraile, L. M., Redondo, D. Galaviz, Geissel, H., Gernhäuser, R., Golubev, P., Göbel, K., Heil, M., Heine, M., Heinz, A., Henriques, A., Holl, M., Johansson, H. T., Jonson, B., Kalantar-Nayestanaki, N., Kanungo, R., Kelic-Heil, A., Kröll, T., Kurz, N., Langer, C., Bleis, T. Le, Machado, J. F. D. C., Marganiec-Gałazka, J., Nacher, E., Nilsson, T., Nociforo, C., Panin, V., Perea, A., Pietri, S. B., Plag, R., Reifarth, R., Revel, A., Ribeiro, G., Rigollet, C., Rossi, D. M., Savran, D., Scheit, H., Simon, H., Sorlin, O., Tengblad, O., Togano, Y., Vandebrouck, M., Volkov, V., Wheldon, F. Wamers C., Wilson, G. L., Winfield, J. S., Weick, H., Woods, P., Yakorev, D., Zhukov, M., Zilges, A., Zuber, K.
Publikováno v:
PhysicsLetters B809 (2020) 135748
The evolution of the traditional nuclear magic numbers away from the valley of stability is an active field of research. Experimental efforts focus on providing key spectroscopic information that will shed light into the structure of exotic nuclei an
Externí odkaz:
http://arxiv.org/abs/2008.10126
Autor:
Rodriguez-Sanchez, J L, Benlliure, J, Haettner, E, Scheidenberger, C, Vargas, J, Ayyad, Y, Alvarez-Pol, H, Atkinson, J, Aumann, T, Beceiro-Novo, S, Boretzky, K, Caamaño, M, Casarejos, E, Cortina-Gil, D, Fernandez, P Diaz, Estrade, A, Geissel, H, Itahashi, K, Kelic-Heil, A, Lenske, H, Litvinov, Yu A, Paradela, C, Perez-Loureiro, D, Pietri, S, Prochazka, A, Saito, T R, Takechi, M, Tanaka, Y K, Vidaña, I, Weick, H, Winfield, J S, collaboration, the Super-FRS experiment
Isobaric charge-exchange reactions induced by beams of 112Sn have been investigated at the GSI facilities using the fragment separator FRS. The high-resolving power of this spectrometer makes it possible to obtain the isobaric charge-exchange cross s
Externí odkaz:
http://arxiv.org/abs/2006.04589
Autor:
Rodriguez-Sanchez, J. L., Benlliure, J., Vidaña, I., Lenske, H., Scheidenberger, C., Vargas, J., Alvarez-Pol, H., Ayyad, Y., Atkinson, J., Aumann, T., Beceiro-Novo, S., Boretzky, K., Caamaño, M., Casarejos, E., Cortina-Gil, D., Fernandez, P. Diaz, Estrade, A., Geissel, H., Haettner, E., Kelic-Heil, A., Litvinov, Yu. A., Paradela, C., Perez-Loureiro, D., Pietri, S., Prochazka, A., Takechi, M., Tanaka, Y. K., Weick, H., Winfield, J. S.
Isobaric single charge-exchange reactions, changing nuclear charges by one unit but leaving the mass partitions unaffected, have been for the first time investigated by peripheral collisions of $^{112}$Sn ions accelerated up to 1\textit{A} GeV at the
Externí odkaz:
http://arxiv.org/abs/2004.06404
Autor:
Kostyleva, D., Mukha, I., Acosta, L., Casarejos, E., Chudoba, V., Ciemny, A. A., Dominik, W., Dueñas, J. A., Dunin, V., Espino, J. M., Estradé, A., Farinon, F., Fomichev, A., Geissel, H., Gorshkov, A., Grigorenko, L. V., Janas, Z., Kamiński, G., Kiselev, O., Knöbel, R., Krupko, S., Kuich, M., Litvinov, Yu. A., Marquinez-Durán, G., Martel, I., Mazzocchi, C., Nociforo, C., Ordúz, A. K., Pfützner, M., Pietri, S., Pomorski, M., Prochazka, A., Rymzhanova, S., Sánchez-Benítez, A. M., Scheidenberger, C., Simon, H., Sitar, B., Stanoiu, M., Strmen, P., Szarka, I., Takechi, M., Tanaka, Y. K., Weick, H., Winkler, M., Winfield, J. S., Xu, X., Zhukov, M. V.
Publikováno v:
Phys. Rev. Lett. 123, 092502 (2019)
The most-remote from stability isotope $^{31}$K, which is located four atomic mass units beyond the proton drip line, has been observed. It is unbound in respect to three-proton (${3p}$) emission, and its decays have been detected in flight by measur
Externí odkaz:
http://arxiv.org/abs/1905.08154
Autor:
Ayet, S., Hornung, C., Ebert, J., Plaß, W. R., Dickel, T., Geissel, H., Scheidenberger, C., Bergmann, J., Greiner, F., Haettner, E., Jesch, C., Lippert, W., Mardor, I., Miskun, I., Patyk, Z., Pietri, S., Pihktelev, A., Purushothaman, S., Reiter, M. P., Rink, A. -K., Weick, H., Yavor, M. I., Bagchi, S., Charviakova, V., Constantin, P., Diwisch, M., Finlay, A., Kaur, S., Knöbel, R., Lang, J., Mei, B., Moore, I. D., Otto, J. -H., Pohjalainen, I., Prochazka, A., Rappold, C., Takechi, M., Tanaka, Y. K., Winfield, J. S., Xu, X.
Publikováno v:
Phys. Rev. C 99, 064313 (2019)
Mass measurements of fission and projectile fragments, produced via $^{238}$U and $^{124}$Xe primary beams, have been performed with the multiple-reflection time-of-flight mass spectrometer (MR-TOF-MS) of the FRS Ion Catcher with a mass resolving pow
Externí odkaz:
http://arxiv.org/abs/1901.11278
Neutron skin and signature of the $N$ = 14 shell gap found from measured proton radii of $^{17-22}$N
Autor:
Bagchi, S., Kanungo, R., Horiuchi, W., Hagen, G., Morris, T. D., Stroberg, S. R., Suzuki, T., Ameil, F., Atkinson, J., Ayyad, Y., Cortina-Gil, D., Dillmann, I., Estradé, A., Evdokimov, A., Farinon, F., Geissel, H., Guastalla, G., Janik, R., Kaur, S., Knobel, R., Kurcewicz, J., Litvinov, Yu. A., Marta, M., Mostazo, M., Mukha, I., Nociforo, C., Ong, H. J., Pietri, S., Prochazka, A., Scheidenberger, C., Sitar, B., Strmen, P., Takechi, M., Tanaka, J., Tanaka, Y., Tanihata, I., Terashima, S., Vargas, J., Weick, H., Winfield, J. S.
Publikováno v:
Phys. Lett. B 790, 251-256 (2019)
A thick neutron skin emerges from the first determination of root mean square radii of the proton distributions for $^{17-22}$N from charge changing cross section measurements around 900$A$ MeV at GSI. Neutron halo effects are signaled for $^{22}$N f
Externí odkaz:
http://arxiv.org/abs/1901.09707