Collinear laser spectroscopy measurements performed by the Leuven nuclear moments group at ISOLDE, CERN
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Description
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The 12th Nuclear Spectroscopy Laboratory Seminar
第12回 核分光研セミナー
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Lecturer:
Ruben de Groote (KU Leuven)
Title:
Collinear laser spectroscopy measurements performed by the Leuven nuclear moments group at ISOLDE, CERN
Language: English
Date:
March 15th (Tue.) 13:30-15:00
Place:
Room #203, RIBF bldg.
Abstract:
Many interesting experiments studying the electromagnetic moments, spins, and change in mean-squared charge radii of nuclear ground states and long-lived isomers have been performed at the ISOLDE facility in the past few years. In this seminar, I will highlight key experiments performed using the standard bunched-beam collinear laser spectroscopy and the more recently developed bunched-beam collinear resonance ionization spectroscopy. I will explore the complementarity of both methods, illustrating their key advantages and disadvantages.
Particular attention will be given to the development of high-resolution collinear resonance ionization spectroscopy, with an emphasis on the theoretical investigations that instigated the technical developments. These technical developments have led to measurements on alkali elements with a resolving power surpassing that of standard collinear laser spectroscopy. Currently, our research group is working on ways to extend the success obtained for the alkali elements to other elements, in particular to e.g. the copper isotopes. The moments, spins and changes in mean-squared charge radii of the neutron-rich copper isotopes are key to understanding the structure of the supposed doubly magic 78Ni.