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Article
High-precision Penning trap mass measurements of ‘difficult’ elements produced via projectile fragmentation with LEBIT
Rare isotope beams of many elements can be difficult or impossible to obtain at ISOL facilities due to their high melting points or chemical reactivity, but they are easily produced by projectile fragmentation...
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Article
New mass data for the rp-process above Z = 32
High-accuracy mass measurements have been performed with the Penning trap mass spectrometer ISOLTRAP at ISOLDE/CERN. The short-lived nuclides 70, 71, 72, 73Se , 72, 73, 74, 75Br , and 98, 99, 100, 101, 103Ag have...
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Article
Mass measurements and evaluation around A = 22
Frequency ratio measurements with different combinations of the singly charged ions from 21, 22, 23Na , 22, 24Mg , and 37, 39K were performed at the on-line Penning trap mass spectrometer ISOLTRAP, CERN, Geneva. ...
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Article
Efficient and fast thermalization of Rare Isotope Beam from projectile fragmentation
Gas stop** is the method of choice for converting rare isotope beams obtained via projectile fragmentation and in-flight separation into low-energy beams. Current gas stopper systems for high-energy beams ar...
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Article
Penning trap mass measurements of rare isotopes produced by projectile fragmentation with LEBIT at NSCL
The Low-Energy Beam and Ion Trap facility LEBIT at the NSCL at MSU has demonstrated that rare isotopes produced by fast-beam fragmentation can be slowed down and prepared for precision experiments with low-ene...
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Chapter and Conference Paper
The cyclotron gas stopper project at the NSCL
Gas stop** is becoming the method of choice for converting beams of rare isotopes obtained via projectile fragmentation and in-flight separation into low-energy beams. These beams allow ISOL-type experiments...
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Chapter and Conference Paper
The LEBIT facility at MSU
The low-energy beam and ion trap facility LEBIT at the NSCL at MSU has demonstrated that rare isotopes produced by fast-beam fragmentation can be slowed down and prepared such that precision experiments with l...
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Article
The LEBIT facility at MSU
The low-energy beam and ion trap facility LEBIT at the NSCL at MSU has demonstrated that rare isotopes produced by fast-beam fragmentation can be slowed down and prepared such that precision experiments with l...
-
Article
The cyclotron gas stopper project at the NSCL
Gas stop** is becoming the method of choice for converting beams of rare isotopes obtained via projectile fragmentation and in-flight separation into low-energy beams. These beams allow ISOL-type experiments...
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Chapter and Conference Paper
Laser Ionization and Penning Trap Mass Spectrometry — A Fruitful Combination for Isomer Separation and High-precision Mass Measurements
We have demonstrated for the first time that element-selective laser ionization in combination with ultra-high resolution mass spectrometry can be used to prepare isomerically pure ion ensembles. Together with β-...
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Article
Mass measurement of short-lived halo nuclides
A direct mass measurement of the very-short-lived halo nuclide 11Li ( T1/2 = 8.7ms) has been performed with the transmission mass spectrometer MISTRAL. The preliminary result for the two-neutron separation energy...
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Article
Recent high-precision mass measurements with the Penning trap spectrometer ISOLTRAP
The Penning trap mass spectrometer ISOLTRAP has to date been used for the determination of close to 300 masses of radionuclides. A relative mass uncertainty of 10-8 can now be reached. Recent highlights were meas...
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Article
Is N = 40 magic? An analysis of ISOLTRAP mass measurements
Recently high-precision mass measurements were performed on Ni, Cu, and Ga isotopes at the triple-trap mass spectrometer ISOLTRAP at ISOLDE/CERN. The relative uncertainty was of the order of 10-8. Data indicate a...
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Article
Extending the mass “backbone” to short-lived nuclides with ISOLTRAP
New measurements performed with the Penning trap mass spectrometer ISOLTRAP extend the backbone to short-lived species. Recently obtained mass results are presented.
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Article
A MISTRAL spectrometer accoutrement for the study of exotic nuclides
An ion beam cooler has been constructed to adapt the emittance of the ISOLDE rare isotope beam to the acceptance of the mass spectrometer MISTRAL at CERN. Using 20,22Ne+ beams with an energy of Ebeam = 45 keV the...
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Article
Laser Ionization and Penning Trap Mass Spectrometry – A Fruitful Combination for Isomer Separation and High-precision Mass Measurements
We have demonstrated for the first time that element-selective laser ionization in combination with ultra-high resolution mass spectrometry can be used to prepare isomerically pure ion ensembles. Together with β–
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Chapter and Conference Paper
Mass measurement of short-lived halo nuclides
A direct mass measurement of the very-short-lived halo nuclide 11Li (T 1/2=8.7 ms) has been performed with the transmission mass spectrometer MISTRAL. The preliminary result for the two-ne...
-
Chapter and Conference Paper
Extending the mass “backbone” to short-lived nuclides with ISOLTRAP
New measurements performed with the Penning trap mass spectrometer ISOLTRAP extend the backbone to short-lived species. Recently obtained mass results are presented
-
Chapter and Conference Paper
Recent high-precision mass measurements with the Penning trap spectrometer ISOLTRAP
The Penning trap mass spectrometer ISOLTRAP has to date been used for the determination of close to 300 masses of radionuclides. A relative mass uncertainty of 10−8 can now be reached. Recent highlights were meas...
-
Chapter and Conference Paper
Is N = 40 magic? An analysis of ISOLTRAP mass measurements
Recently high-precision mass measurements were performed on Ni, Cu, and Ga isotopes at the triple-trap mass spectrometer ISOLTRAP at ISOLDE/CERN. The relative uncertainty was of the order of 10−8. Data indicate a...
