Zobrazeno 1 - 10
of 407
pro vyhledávání: '"Noertershaeuser, W"'
Autor:
Mohr, K., Sánchez, R., Nörtershäuser, W., Andelkovic, Z., Hannen, V., Hanu, E. -O., Herfurth, F., Heß, R., Horst, M., Imgram, P., König, K., Krantz, C., Lestinsky, M., Litvinov, Yu. A., Menz, E., Müller, P., Palmes, J., Rausch, S., Ratajczyk, T., Renth, L., Rossbach, J., Sidhu, R. S., Sommer, F., Spahn, J., Stallkamp, N., Ueberholz, K., Vorobjev, G., Weinheimer, C., Zisis, D.
We present a recently established setup for laser spectroscopy at CRYRING@ESR at the GSI Helmholtz Centre for Heavy Ion Research. Here, laser spectroscopy can be performed on stored and cooled ion bunches and coasting beams. First spectra of $^{24,25
Externí odkaz:
http://arxiv.org/abs/2408.12368
Autor:
Müller, P., Kaufmann, S., Miyagi, T., Billowes, J., Bissell, M. L., Blaum, K., Cheal, B., Ruiz, R. F. Garcia, Gins, W., Gorges, C., Heylen, H., Kanellakopoulos, A., Malbrunot-Ettenauer, S., Neugart, R., Neyens, G., Nörtershäuser, W., Ratajczyk, T., Rodríguez, L. V., Sánchez, R., Sailer, S., Schwenk, A., Wehner, L., Wraith, C., Xie, L., Xu, Z. Y., Yang, X. F., Yordanov, D. T.
Publikováno v:
Physics Letters B 854 (2024) 138737
The magnetic dipole and the spectroscopic quadrupole moments of the nuclear ground states in the odd-mass nickel isotopes $^{59-67}$Ni have been determined using collinear laser spectroscopy at the CERN-ISOLDE facility. They are compared to ab initio
Externí odkaz:
http://arxiv.org/abs/2405.13668
Autor:
Lechner, S., Miyagi, T., Xu, Z. Y., Bissell, M. L., Blaum, K., Cheal, B., Devlin, C. S., Ruiz, R. F. Garcia, Ginges, J. S. M., Heylen, H., Holt, J. D., Imgram, P., Kanellakopoulos, A., Koszorús, Á., Malbrunot-Ettenauer, S., Neugart, R., Neyens, G., Nörtershäuser, W., Plattner, P., Rodríguez, L. V., Sanamyan, G., Stroberg, S. R., Utsuno, Y., Yang, X. F., Yordanov, D. T.
Nuclear moments of the antimony isotopes $^{113-133}$Sb are measured by collinear laser spectroscopy and used to benchmark phenomenological shell-model and \textit{ab initio} calculations in the valence-space in-medium similarity renormalization grou
Externí odkaz:
http://arxiv.org/abs/2311.01110
Autor:
Plattner, P., Wood, E., Ayoubi, L. Al, Beliuskina, O., Bissell, M. L., Blaum, K., Campbell, P., Cheal, B., de Groote, R. P., Devlin, C. S., Eronen, T., Filippin, L., Ruíz, R. F. García, Ge, Z., Geldhof, S., Gins, W., Godefroid, M., Heylen, H., Hukkanen, M., Imgram, P., Jaries, A., Jokinen, A., Kanellakopoulos, A., Kankainen, A., Kaufmann, S., König, K., Koszorús, Á., Kujanpää, S., Lechner, S., Malbrunot-Ettenauer, S., Müller, P., Mathieson, R., Moore, I., Nörtershäuser, W., Nesterenko, D., Neugart, R., Neyens, G., Ortiz-Cortes, A., Penttilä, H., Pohjalainen, I., Raggio, A., Reponen, M., Rinta-Antila, S., Rodríguez, L. V., Romero, J., Sánchez, R., Sommer, F., Stryjczyk, M., Virtanen, V., Xie, L., Xu, Z. Y., Yang, X. F., Yordanov, D. T.
Publikováno v:
Phys. Rev. Lett. 131, 222502 (2023)
Collinear laser spectroscopy was performed on the isomer of the aluminium isotope $^{26m}$Al. The measured isotope shift to $^{27}$Al in the $3s^{2}3p\;^{2}\!P^\circ_{3/2} \rightarrow 3s^{2}4s\;^{2}\!S_{1/2}$ atomic transition enabled the first exper
Externí odkaz:
http://arxiv.org/abs/2310.15291
Autor:
Sommer, F., König, K., Rossi, D. M., Everett, N., Garand, D., de Groote, R. P., Holt, J. D., Imgram, P., Incorvati, A., Kalman, C., Klose, A., Lantis, J., Liu, Y., Miller, A. J., Minamisono, K., Miyagi, T., Nazarewicz, W., Nörtershäuser, W., Pineda, S. V., Powel, R., Reinhard, P. -G., Renth, L., Romero-Romero, E., Roth, R., Schwenk, A., Sumithrarachchi, C., Teigelhöfer, A.
Publikováno v:
Phys. Rev. Lett. 129, 132501 (2022)
Nuclear charge radii of $^{55,56}$Ni were measured by collinear laser spectroscopy. The obtained information completes the behavior of the charge radii at the shell closure of the doubly magic nucleus $^{56}$Ni. The trend of charge radii across the s
Externí odkaz:
http://arxiv.org/abs/2210.01924
Electromagnetic moments of scandium isotopes and $N=28$ isotones in the distinctive $0f_{7/2}$ orbit
Autor:
Bai, S. W., Koszorús, Á., Hu, B. S., Yang, X. F., Billowes, J., Binnersley, C. L., Bissell, M. L., Blaum, K., Campbell, P., Cheal, B., Cocolios, T. E., de Groote, R. P., Devlin, C. S., Flanagan, K. T., Ruiz, R. F. Garcia, Heylen, H., Holt, J. D., Kanellakopoulos, A., Krämer, J., Lagaki, V., Maaß, B., Malbrunot-Ettenauer, S., Miyagi, T., Neugart, R., Neyens, G., Nörtershäuser, W., Rodríguez, L. V., Sommer, F., Vernon, A. R., Wang, S. J., Wang, X. B., Wilkins, S. G., Xu, Z. Y., Yuan, C. X.
The electric quadrupole moment of $^{49}$Sc was measured by collinear laser spectroscopy at CERN-ISOLDE to be $Q_{\rm s}=-0.159(8)$ $e$b, and a nearly tenfold improvement in precision was reached for the electromagnetic moments of $^{47,49}$Sc. The s
Externí odkaz:
http://arxiv.org/abs/2203.09111
Autor:
Malbrunot-Ettenauer, S., Kaufmann, S., Bacca, S., Barbieri, C., Billowes, J., Bissell, M. L., Blaum, K., Cheal, B., Duguet, T., Ruiz, R. F. Garcia, Gins, W., Gorges, C., Hagen, G., Heylen, H., Holt, J. D., Jansen, G. R., Kanellakopoulos, A., Kortelainen, M., Miyagi, T., Navrátil, P., Nazarewicz, W., Neugart, R., Neyens, G., Nörtershäuser, W., Novario, S. J., Papenbrock, T., Ratajczyk, T., Reinhard, P. -G., Rodríguez, L. V., Sánchez, R., Sailer, S., Schwenk, A., Simonis, J., Somà, V., Stroberg, S. R., Wehner, L., Wraith, C., Xie, L., Xu, Z. Y., Yang, X. F., Yordanov, D. T.
Publikováno v:
Phys. Rev. Lett. 128, 022502 (2021)
Collinear laser spectroscopy is performed on the nickel isotopes $^{58-68,70}$Ni, using a time-resolved photon counting system. From the measured isotope shifts, nuclear charge radii $R_c$ are extracted and compared to theoretical results. Three ab i
Externí odkaz:
http://arxiv.org/abs/2112.03382
Autor:
Nörtershäuser, W., Surzhykov, A., Sánchez, R., Botermann, B., Gwinner, G., Huber, G., Karpuk, S., Kühl, T., Novotny, C., Reinhardt, S., Saathoff, G., Stöhlker, T., Wolf, A.
Publikováno v:
Phys. Rev. Accel. Beams 24, 024701 (2021)
We report on laser spectroscopic measurements on Li$^+$ ions in the experimental storage ring ESR at the GSI Helmholtz Centre for Heavy Ion Research. Driving the $2s\,^3\!{S}_1\;(F=\frac{3}{2}) \,\leftrightarrow\,2p\,^3\!P_2\;(F=\frac{5}{2}) \leftrig
Externí odkaz:
http://arxiv.org/abs/2011.04435
Autor:
Kanellakopoulos, A., Yang, X. F., Bissell, M. L., Reitsma, M. L., Bai, S. W., Billowes, J., Blaum, K., Borschevsky, A., Cheal, B., Devlin, C. S., Ruiz, R. F. Garcia, Heylen, H., Kaufmann, S., König, K., Koszorús, Á., Lechner, S., Malbrunot-Ettenauer, S., Neugart, R., Neyens, G., Nörtershäuser, W., Ratajczyk, T., Rodríguez, L. V., Sels, S., Wang, S. J., Xie, L., Xu, Z. Y., Yordanov, D. T.
Collinear laser spectroscopy measurements were performed on $^{69,71,73}$Ge isotopes ($Z = 32$) at ISOLDE-CERN. The hyperfine structure of the $4s^2 4p^2 \, ^3P_1 \rightarrow 4s^2 4p 5s \, ^3P_1^o$ transition of the germanium atom was probed with las
Externí odkaz:
http://arxiv.org/abs/2011.01659
Autor:
Winzen, D., Hannen, V., Bussmann, M., Buß, A., Egelkamp, C., Eidam, L., Huang, Z., Kiefer, D., Klammes, S., Kühl, T., Loeser, M., Ma, X., Nörtershäuser, W., Ortjohann, H. -W., Sánchez, R., Siebold, M., Stöhlker, T., Ullmann, J., Vollbrecht, J., Walther, T., Wang, H., Weinheimer, C., Winters, D. F. A.
Publikováno v:
Scientific Reports 11 (2021) 9370
The $^2S_{1/2} - ^2P_{1/2}$ and $^2S_{1/2} - ^2P_{3/2}$ transitions in Li-like carbon ions stored and cooled at a velocity of $\beta \approx 0.47$ in the Experimental Storage Ring (ESR) at the GSI Helmholtz Centre in Darmstadt have been investigated
Externí odkaz:
http://arxiv.org/abs/2010.14196