Search Results - "Gwinner, G."

Summit of the N=40 island of inversion: Precision mass measurements and ab initio calculations of neutron-rich chromium isotopes by Silwal, R., Andreoiu, C., Ashrafkhani, B., Bergmann, J., Brunner, T., Cardona, J., Dietrich, K., Dunling, E., Gwinner, G., Hockenbery, Z., Holt, J.D., Izzo, C., Jacobs, A., Javaji, A., Kootte, B., Lan, Y., Lunney, D., Lykiardopoulou, E.M., Miyagi, T., Mougeot, M., Mukul, I., Murböck, T., Porter, W.S., Reiter, M., Ringuette, J., Dilling, J., Kwiatkowski, A.A.

“…Mass measurements continue to provide invaluable information for elucidating nuclear structure and scenarios of astrophysical interest. The transition region…”
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Hyperfine Anomalies in Fr: Boundaries of the Spherical Single Particle Model by Zhang, J, Tandecki, M, Collister, R, Aubin, S, Behr, J A, Gomez, E, Gwinner, G, Orozco, L A, Pearson, M R, Sprouse, G D

“…We have measured the hyperfine splitting of the 7P_{1/2} state at the 100 ppm level in Fr isotopes (^{206g,206m,207,209,213,221}Fr) near the closed neutron…”
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Improved high-precision mass measurements of mid-shell neon isotopes by Jacobs, A., Andreoiu, C., Bergmann, J., Brunner, T., Dickel, T., Dillmann, I., Dunling, E., Flowerdew, J., Graham, L., Gwinner, G., Hockenbery, Z., Huang, W.J., Kootte, B., Lan, Y., Leach, K.G., Leistenschneider, E., Lunney, D., Lykiardopoulou, E.M., Monier, V., Mukul, I., Paul, S.F., Plaß, W.R., Reiter, M.P., Scheidenberger, C., Thompson, R., Tracy, J.L., Will, C., Wieser, M.E., Dilling, J., Kwiatkowski, A.A.

“…New mass values measured with the TITAN MR-TOF-MS are reported for the short-lived isotopes 24−26Ne, produced at TRIUMF's ISAC facility using a uranium carbide…”
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Development of a new RFQ beam cooler and buncher for the CANREB project at TRIUMF by Barquest, B.R., Bale, J.C., Dilling, J., Gwinner, G., Kanungo, R., Krücken, R., Pearson, M.R.

“…A new radiofrequency quadrupole (RFQ) based ion beam cooler and buncher is under development for the CANadian Rare-isotope facility with Electron Beam ion…”
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Efficient inter-trap transfer of cold francium atoms by Zhang, J., Collister, R., Shiells, K., Tandecki, M., Aubin, S., Behr, J. A., Gomez, E., Gorelov, A., Gwinner, G., Orozco, L. A., Pearson, M. R., Zhao, Y.

“…We report on the status of the FrPNC experiments and summarize our plans for measurements of parity non-conservation (PNC) in a sample of cold francium. The…”
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Off-axis electron injection into a cooler Penning trap by Paul, S. F., Kootte, B., Lascar, D., Kwiatkowski, A. A., Gwinner, G., Dilling, J.

“…The TITAN facility at TRIUMF is a series of ion traps designed for precision mass spectrometry on rare isotopes. The combination of an on-line electron beam…”
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First use of high charge states for mass measurements of short-lived nuclides in a Penning trap by Ettenauer, S, Simon, M C, Gallant, A T, Brunner, T, Chowdhury, U, Simon, V V, Brodeur, M, Chaudhuri, A, Mané, E, Andreoiu, C, Audi, G, López-Urrutia, J R Crespo, Delheij, P, Gwinner, G, Lapierre, A, Lunney, D, Pearson, M R, Ringle, R, Ullrich, J, Dilling, J

“…Penning trap mass measurements of short-lived nuclides have been performed for the first time with highly charged ions, using the TITAN facility at TRIUMF…”
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Polarization-dependent disappearance of a resonance signal: Indication for optical pumping in a storage ring? by 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.

“…We report on laser spectroscopic measurements onLi+ions in the experimental storage ring ESR at the GSI Helmholtz Centre for Heavy Ion Research. Driving…”
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Improvements to TITAN’s mass measurement and decay spectroscopy capabilities by Lascar, D., Kwiatkowski, A.A., Alanssari, M., Chowdhury, U., Even, J., Finlay, A., Gallant, A.T., Good, M., Klawitter, R., Kootte, B., Li, T., Leach, K.G., Lennarz, A., Leistenschneider, E., Mayer, A.J., Schultz, B.E., Schupp, R., Short, D.A., Andreoiu, C., Dilling, J., Gwinner, G.

“…The study of nuclei farther from the valley of β-stability than ever before goes hand-in-hand with shorter-lived nuclei produced in smaller abundances than…”
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Improved test of time dilation in special relativity by Saathoff, G, Karpuk, S, Eisenbarth, U, Huber, G, Krohn, S, Muñoz Horta, R, Reinhardt, S, Schwalm, D, Wolf, A, Gwinner, G

“…An improved test of time dilation in special relativity has been performed using laser spectroscopy on fast ions at the heavy-ion storage-ring TSR in…”
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Storage Ring Measurement of the C IV Recombination Rate Coefficient by Schippers, S, Müller, A, Gwinner, G, Linkemann, J, Saghiri, A. A, Wolf, A

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Atomic parity non-conservation: the francium anapole project of the FrPNC collaboration at TRIUMF by Aubin, S., Behr, J. A., Collister, R., Flambaum, V. V., Gomez, E., Gwinner, G., Jackson, K. P., Melconian, D., Orozco, L. A., Pearson, M. R., Sheng, D., Sprouse, G. D., Tandecki, M., Zhang, J., Zhao, Y.

“…We present a method for measuring the nuclear anapole in a string of francium isotopes. The anapole is a parity non-conserving electromagnetic moment that…”
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TITAN: an ion trap for accurate mass measurements of ms-half-life nuclides by Chaudhuri, A., Andreoiu, C., Brodeur, M., Brunner, T., Chowdhury, U., Ettenauer, S., Gallant, A. T., Grossheim, A., Gwinner, G., Klawitter, R., Kwiatkowski, A. A., Leach, K. G., Lennarz, A., Lunney, D., Macdonald, T. D., Ringle, R., Schultz, B. E., Simon, V. V., Simon, M. C., Dilling, J.

“…The introduction of Paul traps, in particular linear radio-frequency quadrupoles in the early 2000s, has revolutionized the use of ion traps for probing the…”
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Cooling of highly-charged, short-lived ions for precision mass spectrometry at TRIUMF's Ion Trap for Atomic and Nuclear Science by Schultz, B E, Chowdhury, U, Simon, V V, Andreoiu, C, Chaudhuri, A, Gallant, A T, Kwiatkowski, A A, Macdonald, T D, Simon, M C, Dilling, J, Gwinner, G

“…At TRIUMF's Ion Trap for Atomic and Nuclear Science (TITAN), masses of short-lived nuclides are measured accurately and precisely using Penning trap mass…”
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Dielectronic Recombination of Fe XXIII Forming Fe XXII: Laboratory Measurements and Theoretical Calculations by Savin, D. W, Gwinner, G, Grieser, M, Repnow, R, Schnell, M, Schwalm, D, Wolf, A, Zhou, S.-G, Kieslich, S, Müller, A, Schippers, S, Colgan, J, Loch, S. D, Badnell, N. R, Chen, M. H, Gu, M. F

“…We have measured resonance strengths and energies for dielectronic recombination (DR) of beryllium-like Fe XXIII forming boron-like Fe XXII via N=2 1 N = 2 and…”
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Tensor interaction limit derived from the α-β-ν[over ¯] correlation in trapped 8Li ions by Li, G, Segel, R, Scielzo, N D, Bertone, P F, Buchinger, F, Caldwell, S, Chaudhuri, A, Clark, J A, Crawford, J E, Deibel, C M, Fallis, J, Gulick, S, Gwinner, G, Lascar, D, Levand, A F, Pedretti, M, Savard, G, Sharma, K S, Sternberg, M G, Sun, T, Van Schelt, J, Yee, R M, Zabransky, B J

“…A measurement of the α-β-ν[over ¯] angular correlation in the Gamow-Teller decay (8)Li→(8)Be(*)+ν[over ¯]+β, (8)Be(*)→α+α has been performed using ions…”
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Influence of magnetic fields on electron-Ion recombination at very low energies by Gwinner, G, Hoffknecht, A, Bartsch, T, Beutelspacher, M, Eklow, N, Glans, P, Grieser, M, Krohn, S, Lindroth, E, Muller, A, Saghiri, AA, Schippers, S, Schramm, U, Schwalm, D, Tokman, M, Wissler, G, Wolf, A

“…Radiative recombination (inverse photoionization) is believed to be well understood since the beginning of quantum mechanics. Still, modern experiments…”
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TITAN: An ion trap facility for on-line mass measurement experiments by Kwiatkowski, A. A., Andreoiu, C., Bale, J. C., Brunner, T., Chaudhuri, A., Chowdhury, U., Delheij, P., Ettenauer, S., Frekers, D., Gallant, A. T., Grossheim, A., Gwinner, G., Jang, F., Lennarz, A., Ma, T., Mané, E., Pearson, M. R., Schultz, B. E., Simon, M. C., Simon, V. V., Dilling, J.

“…Precision determinations of ground state or even isomeric state masses reveal fingerprints of nuclear structure. In particular, at the limits of existence for…”
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Mass measurements on highly charged radioactive ions, a new approach to high precision with TITAN by Dilling, J., Baartman, R., Bricault, P., Brodeur, M., Blomeley, L., Buchinger, F., Crawford, J., Crespo López-Urrutia, J.R., Delheij, P., Froese, M., Gwinner, G.P., Ke, Z., Lee, J.K.P., Moore, R.B., Ryjkov, V., Sikler, G., Smith, M., Ullrich, J., Vaz, J.

“…TITAN (TRIUMF's Ion Trap for Atomic and Nuclear science) is a system of multiple ion traps installed at the radioactive ion beam facility ISAC. The uniqueness…”
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Charge breeding rare isotopes for high precision mass measurements: challenges and opportunities by Simon, M C, Macdonald, T D, Bale, J C, Chowdhury, U, Eberhardt, B, Eibach, M, Gallant, A T, Jang, F, Lennarz, A, Luichtl, M, Ma, T, Robertson, D, Simon, V V, Andreoiu, C, Brodeur, M, Brunner, T, Chaudhuri, A, Crespo López-Urrutia, J R, Delheij, P, Ettenauer, S, Frekers, D, Grossheim, A, Gwinner, G, Kwiatkowski, A A, Lapierre, A, Mané, E, Pearson, M R, Ringle, R, Schultz, B E, Dilling, J

“…Ion charge breeding for Penning-trap mass spectrometry has been established as providing a precision increase that scales linearly with the charge state of the…”
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