Search Results - "Zitzer, G."

Vacuum-ultraviolet laser source for spectroscopy of trapped thorium ions by Thielking, J, Zhang, K, Tiedau, J, Zander, J, Zitzer, G, Okhapkin, M V, Peik, E

“…Abstract A tunable vacuum-ultraviolet (VUV) laser source based on four-wave frequency mixing in xenon is presented. Using seed radiation from two…”
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Laser Excitation of the Th-229 Nucleus by Tiedau, J, Okhapkin, M V, Zhang, K, Thielking, J, Zitzer, G, Peik, E, Schaden, F, Pronebner, T, Morawetz, I, De Col, L Toscani, Schneider, F, Leitner, A, Pressler, M, Kazakov, G A, Beeks, K, Sikorsky, T, Schumm, T

“…The 8.4 eV nuclear isomer state in Th-229 is resonantly excited in Th-doped CaF_{2} crystals using a tabletop tunable laser system. A resonance fluorescence…”
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Carbon nanotube/polyaniline nanocomposites: Electronic structure, doping level and morphology investigations by Salvatierra, R.V., Zitzer, G., Savu, S.-A., Alves, A.P., Zarbin, A.J.G., Chassé, T., Casu, M.B., Rocco, M.L.M.

“…[Display omitted] •PANI/CNT nanocomposites by interfacial polymerization studied using photoemission and AFM.•Presence of neutral and charged species was…”
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Improvements in the measurement of small 14CO2 samples at CologneAMS by Stolz, A., Dewald, A., Heinze, S., Altenkirch, R., Hackenberg, G., Herb, S., Müller-Gatermann, C., Schiffer, M., Zitzer, G., Wotte, A., Rethemeyer, J., Dunai, T.

“…Since 2015, the CologneAMS started operating a second SO-110 B ion source (Arnold et al., 2010; Klein and Mous, 2017) from High Voltage Engineering Europe…”
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The first year of operation of CologneAMS; performance and developments by Dewald, A., Heinze, S., Feuerstein, C., Müller-Gatermann, C., Stolz, A., Schiffer, M., Zitzer, G., Dunai, T., Rethemeyer, J., Melles, M., Wiesel, H., Blanckenburg, F. von

“…In this contribution we report on the measurements performed so far at CologneAMS and on the quality which has been obtained for the isotopes super(10)Be,…”
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Sympathetic cooling of trapped Th3+ alpha-recoil ions for laser spectroscopy by Zitzer, G, Tiedau, J, Okhapkin, M. V, Zhang, K, Mokry, C, Runke, J, Düllmann, Ch. E, Peik, E

“…Phys. Rev. A 109, 033116 (2024) Sympathetic cooling of Th$^{3+}$ ions is demonstrated in an experiment where $^{229}$Th and $^{230}$Th are extracted from…”
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