Atomic & Molecular Physics Group
Prof. Dr. Lutz Schweikhard
Geschäftsführender Direktor des Instituts für Physik der Ernst-Moritz-Arndt-Universität Greifswald

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15. Februar 2010 Wintereinsatz: Schneeräumung des Transportweges für Kryogene, die zum Betrieb des supraleitenden Magneten notwendig sind.

 

News:

Direct mass measurements above uranium

bridge the gap to the island of stability

Nature 463, 785 (2010)

http://dx.doi.org/10.1038/nature08774

 

The Radon-229 discovery is echoed in the media, examples: idw, FAZ

Other recent Publications of the Atomic & Molecular Physics Group:

·         on Precision Mass Mesurements of Short-Lived Nuclei:  

Discovery of 229Rn and the Structure of the Heaviest Rn and Ra Isotopes from Penning Trap Mass Measurements
D. Neidherr, G. Audi, D. Beck, K. Blaum, Ch. Böhm, M. Breitenfeldt, R.B. Cakirli, R.F. Casten, S. George, F. Herfurth, A. Herlert, A. Kellerbauer, M. Kowalska, D. Lunney, E. Minaya-Ramirez, S. Naimi, E. Noah, L. Penescu, M. Rosenbusch, S. Schwarz, L. Schweikhard, T. Stora
Phys. Rev. Lett. 102, 112501 (2009)

 

·         on Cluster Physics:  

First observation of a tetra-anionic metal cluster, Aln4-
N. Walsh,  F. Martinez, G. Marx, L. Schweikhard, F. Ziegler
J. Chem. Phys. 132, 014308 (2010)

 

·         on Ion-Storage Techniques:  

Unintended parametric ejection of ions from an ICR trap by two-electrode axialization
F. Martinez, A. Herlert, G. Marx, L. Schweikhard, N. Walsh
Eur. J. Mass Spectrom. 15, 283-291 (2009)

 

Contributions of the group to the Int. Mass Spectrom. Conf. 2009:

·         M. Arndt, et al.: Development of a RF-trap setup for cluster laser interaction studies

·         S. Bandelow, et al.: Manipulation of radial ion motion in a Paul trap

·         K. Blaum, et al.: Exploring rare isotopes at ISOLDE: Precision mass measurements with ISOLTRAP

·         M. Breitenfeldt, et al.: Mass measurements on Cd and Ag isotopes at ISOLTRAP for astrophysical calculations

·         Ch. Droese, et al.: High-precision mass measurements transfermium elements at SHIPTRAP

·         E. Haettner, et al.: First direct mass measurements of the rp process nuclides 85,86,87-Mo and 87-Tc with the Penning trap mass spectrometer SHIPTRAP

·         F. Martinez, et al.: Parametric Excitation of Ions in an ICR-Trap by Axialisation using 2 Electrodes

·         F. Martinez, et al.: Production of multiply negatively charged aluminum clusters in a Penning trap

·         F. Martinez, et al.: Modification of the Penning-trap setup ClusterTrap

·         D. Neidherr, et al. (Rosenbusch, Marco): High Precision Mass Measurements of Short-lived Radon Isotopes at ISOLTRAP

·         M. Rosenbusch, et al.: New Excitation Modes for the axialisation of ions in a Penning Trap

·         R. Wolf, et al.: Development of a high resolution mass separator for ISOLTRAP

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Contact:

Ernst-Moritz-Arndt-Universität Greifswald, Institut für Physik

Felix-Hausdorff-Str. 6, D-17487 Greifswald, Germany
phone: +49-3834-86-4700, fax: 86-4701