Pulsed extraction of ionization from helium buffer gas (2008)
Morrissey, D. J., Bollen, G., Facina, M., Schwarz, S.
The migration of intense ionization created in helium buffer gas under the influence of applied electric fields is considered. First the chemical evolution of the ionization created by fast heavy-ion...
Kikuvi, GM, Ombui, JN, Mitema, ES, Schwarz, S, Kehrenberg, C
The genetic basis and transferability of streptomycin and sulphonamide resistance was studied in 23 Escherichia coli isolates from food animals in Kenya. Physical linkage of the streptomycin...
Antimicrobial resistance in Salmonella serotypes isolated from slaughter animals in Kenya (2008)
Kikuvi, G M, Ombui, J N, Mitema, E S, Schwarz, S
No Abstract. East African Medical Journal Vol. 84 (5) 2007: pp. 233-239
George, S., Audi, G., Blank, B., Blaum, K., Breitenfeldt, M., Hager, U., ...
High-precision Penning trap mass measurements on the stable nuclide 27Al as well as on the short-lived radionuclides 26Al and 38,39Ca have been performed by use of radiofrequency excitation with...
Atomic mass measurements of short-lived nuclides around the doubly-magic 208Pb (2008)
Weber, C., Audi, G., Beck, D., Blaum, K., Bollen, G., Herfurth, F., ...
Accurate atomic mass measurements of neutron-deficient and neutron-rich nuclides around the doubly-magic 208Pb and of neutron-rich cesium isotopes were performed with the Penning trap mass...
Kellerbauer, A G, Audi, G, Beck, D, Blaum, K, Bollen, G, Guénaut, C, ...
The atomic masses of the neutron-deficient radioactive rubidium isotopes 74-77,79,80,83Rb have been measured with the Penning trap mass spectrometer ISOLTRAP. Using the time-of-flight cyclotron...
Guenaut, C., Audi, G., Beck, D., Blaum, K., Bollen, G., Delahaye, P., ...
High-precision mass measurements of more than thirty neutron-rich nuclides around the Z=28 closed proton shell were performed with the triple-trap mass spectrometer ISOLTRAP at ISOLDE/CERN to address...
Penning trap mass spectrometry for nuclear structure studies (2007)
Blaum, K., Beck, D., Breitenfeldt, M., George, S., Herfurth, F., Herlert, A., ...
High-precision mass measurements as performed at the Penning trap mass spectrometer ISOLTRAP at ISOLDE/CERN are an important contribution to the investigation of nuclear structure. Precise nuclear...
Penning trap mass spectrometry for nuclear structure studies (2007)
Blaum, K., Beck, D., Breitenfeldt, M., George, S., Herfurth, F., Herlert, A., ...
High-precision mass measurements as performed at the Penning trap mass spectrometer ISOLTRAP at ISOLDE/CERN are an important contribution to the investigation of nuclear structure. Precise nuclear...
Penning trap mass spectrometry for nuclear structure studies (2007)
Blaum, K., Beck, D., Breitenfeldt, M., George, S., Herfurth, F., Herlert, A., ...
High-precision mass measurements as performed at the Penning trap mass spectrometer ISOLTRAP at ISOLDE/CERN are an important contribution to the investigation of nuclear structure. Precise nuclear...
Direct Mass Measurements on the Superallowed Emitter $^{74}$Rb and its Daughter $^{74}$Kr (2007)
Kellerbauer, A. G., Audi, G., Beck, D., Blaum, K., Bollen, G., Brown, B. A., ...
The decay energy of the superallowed ? decay 74Rb(?+)74Kr was determined by direct Penning trap mass measurements on both the mother and the daughter nuclide using the time-of-flight resonance...
Unambiguous Identification of Three $\beta$-Decaying Isomers in $^{70}$Cu (2007)
Van Roosbroeck, J., Guénaut, C., Audi, G., Beck, D., Blaum, K., Bollen, G., ...
Using resonant laser ionization, $\beta$-decay studies, and for the first time mass measurements, three $\beta$-decaying states have been unambiguously identified in $^{70}$Cu. A mass excess of 62...
High-accuracy mass measurements on neutron deficient neon isotopes (2007)
Herlert, A., Baruah, S., Blaum, K., Delahaye, P., George, S., Guénaut, C., ...
The atomic masses of the short-lived nuclides 17Ne and 19Ne have been measured with the triple-trap mass spectrometer ISOLTRAP at ISOLDE/CERN. The obtained mass excess for both nuclides deviates...
Mukherjee, M., Kellerbauer, A. G., Beck, D., Blaum, K., Bollen, G., Carrel, F., ...
Mass measurements with a relative precision of better than 1.5×108 were performed on 22Mg and its reaction partners 21Na and 22Na with the ISOLTRAP Penning trap mass spectrometer at CERN, yielding...
ISOLTRAP Mass Measurements for Weak-Interaction Studies (2007)
Kellerbauer, A. G., Audi, G., Beck, D., Blaum, K., Bollen, G., Delahaye, P., ...
The conserved-vector-current (CVC) hypothesis of the weak interaction and the unitarity of the Cabibbo-Kobayashi-Maskawa (CKM) matrix are two fundamental postulates of the Standard Model. While...
Blaum, K., Beck, D., Bollen, G., Delahaye, P., Guénaut, C., Herfurth, F., ...
The combination of resonant laser ionization, nuclear spectroscopy and mass measurements allows the deconvolution of the low-energy structure of atomic nuclei. Three $\beta$-decaying isomers of...
Blaum, K., Beck, D., Bollen, G., Delahaye, P., Guénaut, C., Herfurth, F., ...
The combination of resonant laser ionization, nuclear spectroscopy and mass measurements allows the deconvolution of the low-energy structure of atomic nuclei. Three $\beta$-decaying isomers of...
Unambiguous Identification of Three $\beta$-Decaying Isomers in $^{70}$Cu (2007)
Van Roosbroeck, J., Guénaut, C., Audi, G., Beck, D., Blaum, K., Bollen, G., ...
Using resonant laser ionization, $\beta$-decay studies, and for the first time mass measurements, three $\beta$-decaying states have been unambiguously identified in $^{70}$Cu. A mass excess of 62...
Blaum, K., Beck, D., Bollen, G., Delahaye, P., Guénaut, C., Herfurth, F., ...
The combination of resonant laser ionization, nuclear spectroscopy and mass measurements allows the deconvolution of the low-energy structure of atomic nuclei. Three $\beta$-decaying isomers of...
Unambiguous Identification of Three $\beta$-Decaying Isomers in $^{70}$Cu (2007)
Van Roosbroeck, J., Guénaut, C., Audi, G., Beck, D., Blaum, K., Bollen, G., ...
Using resonant laser ionization, $\beta$-decay studies, and for the first time mass measurements, three $\beta$-decaying states have been unambiguously identified in $^{70}$Cu. A mass excess of 62...
The cyclotron gas stopper project at the NSCL (2007)
Guenaut, C., Bollen, G., Chouhan, S., Marti, F., Morrissey, D. J., Lawton, D., ...
Gas stopping 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...
Guenaut, C, Audi, G, Beck, D, Blaum, K, Bollen, G, Delahaye, P, ...
High-precision mass measurements of more than thirty neutron-rich nuclides around the Z=28 closed proton shell were performed with the triple-trap mass spectrometer ISOLTRAP at ISOLDE/CERN to address...
George, S, Blaum, K, Herfurth, F, Herlert, A, Kretzschmar, M, Nagy, S, ...
The highest precision in direct mass measurements is obtained with Penning trap mass spectrometry. Most experiments use the interconversion of the magnetron and cyclotron motional modes of the stored...
George, S, Baruah, S, Blank, B, Blaum, K, Breitenfeldt, M, Hager, U, ...
Ramsey's method of separated oscillatory fields is applied to the excitation of the cyclotron motion of short-lived ions in a Penning trap to improve the precision of their measured mass. The...
Guenaut, C., Audi, G., Beck, D., Blaum, K., Bollen, G., Delahaye, P., ...
High-precision mass measurements of more than thirty neutron-rich nuclides around the Z=28 closed proton shell were performed with the triple-trap mass spectrometer ISOLTRAP at ISOLDE/CERN to address...
George, S., Blaum, K., Herfurth, F., Herlert, A., Kretzschmar, M., Nagy, S., ...
The highest precision in direct mass measurements is obtained with Penning trap mass spectrometry. Most experiments use the interconversion of the magnetron and cyclotron motional modes of the stored...
Separated Oscillatory Fields for High-Precision Penning Trap Mass Spectrometry (2007)
George, S., Baruah, S., Blank, B., Blaum, K., Breitenfeldt, M., Hager, U., ...
Ramsey's method of separated oscillatory fields is applied to the excitation of the cyclotron motion of short-lived ions in a Penning trap to improve the precision of their measured mass. The...
Mende, M., Schwarz, S., Petzold, G., Jaeger, W.
Nonstoichiometric polyelectrolyte complex dispersions (PECs) with different charge excess and hydrophobicity as well as different average hydrodynamic particle size were used to induce flocculation...
Schwarz, S., Jaeger, W., Bratskaya, S., Smolka, N., Bohrisch, J.
The flocculation behaviors of three series of polycations with narrow molecular weight distributions carrying hydrophobic substituents on their backbones [poly(N-vinylbenzyl-N,N,N-trimethylammonium...
Mass Measurement on the rp-Process Waiting Point $^{72}Kr (2006)
Rodriguez, D., S. Kolhinen, V., Audi, G., Aysto, J., Beck, D., Blaum, K., ...
With the aim of improving nucleosynthesis calculations, we performed for the first time, a direct high-precision mass measurement on the waiting point in the astrophysical rp-process $^{72}$Kr. We...
Mass Measurement on the rp-Process Waiting Point $^{72}Kr (2006)
Rodriguez, D., S. Kolhinen, V., Audi, G., Aysto, J., Beck, D., Blaum, K., ...
With the aim of improving nucleosynthesis calculations, we performed for the first time, a direct high-precision mass measurement on the waiting point in the astrophysical rp-process $^{72}$Kr. We...
Mass Measurement on the rp-Process Waiting Point $^{72}Kr (2006)
Rodriguez, D., S. Kolhinen, V., Audi, G., Aysto, J., Beck, D., Blaum, K., ...
With the aim of improving nucleosynthesis calculations, we performed for the first time, a direct high-precision mass measurement on the waiting point in the astrophysical rp-process $^{72}$Kr. We...
Herfurth, F., Dilling, J., Kellerbauer, A., Bollen, G., Henry, S., Kluge, H.J., ...
An ion beam cooler and buncher has been developed for the manipulation of radioactive ion beams. The gas-filled linear radiofrequency ion trap system is installed at the Penning trap mass...
Accurate mass measurements on neutron-deficient krypton isotopes (2006)
Rodriguez, D., Audi, G., Aystö, J., Beck, D., Blaum, K., Bollen, G., ...
The masses of $^{72-78,80,82,86}$Kr were measured directly with the ISOLTRAP Penning trap mass spectrometer at ISOLDE/CERN. For all these nuclides, the measurements yielded mass uncertainties below...
Accurate mass measurements on neutron-deficient krypton isotopes (2006)
Rodriguez, D., Audi, G., Aystö, J., Beck, D., Blaum, K., Bollen, G., ...
The masses of $^{72-78,80,82,86}$Kr were measured directly with the ISOLTRAP Penning trap mass spectrometer at ISOLDE/CERN. For all these nuclides, the measurements yielded mass uncertainties below...
Accurate mass measurements on neutron-deficient krypton isotopes (2006)
Rodriguez, D., Audi, G., Aystö, J., Beck, D., Blaum, K., Bollen, G., ...
The masses of $^{72-78,80,82,86}$Kr were measured directly with the ISOLTRAP Penning trap mass spectrometer at ISOLDE/CERN. For all these nuclides, the measurements yielded mass uncertainties below...
The Solucel® technology for the production of phytopharmaceuticals (2006)
Rischer, Heiko, Schwarz, S., Goossens, A., Inze, D., Nohynek, Liisa, Oresic, Matej, ...
FinMed 2006. Saariselkä, Finland, 27 - 31 March 2006, 22
Accurate mass measurements on neutron-deficient krypton isotopes (2006)
Rodriguez, D., Audi, G., Aystö, J., Beck, D., Blaum, K., Bollen, G., ...
The masses of $^{72-78,80,82,86}$Kr were measured directly with the ISOLTRAP Penning trap mass spectrometer at ISOLDE/CERN. For all these nuclides, the measurements yielded mass uncertainties below...
Accurate mass measurements on neutron-deficient krypton isotopes (2006)
Rodriguez, D., Audi, G., Aystö, J., Beck, D., Blaum, K., Bollen, G., ...
The masses of $^{72-78,80,82,86}$Kr were measured directly with the ISOLTRAP Penning trap mass spectrometer at ISOLDE/CERN. For all these nuclides, the measurements yielded mass uncertainties below...
Towards high-accuracy mass spectrometry of highly charged short-lived ions at ISOLTRAP (2006)
Herlert, A., Baruah, S., Blaum, K., Delahaye, P., Dworschak, M., George, S., ...
Multiply charged ions of stable xenon isotopes from a plasma ion source have been mass-selected by the on-line mass separator ISOLDE/CERN and delivered to the triple-trap mass spectrometer ISOLTRAP....
Jaeger, W., Paulke, B., Schwarz, S., Mende, M.
DE 102005009808 A1 UPAB: 20061002 NOVELTY - Separating suspended solids (A) from aqueous media comprises treatment with a flocculating agent (B) made of polymeric colloidal particles (C) that have a...
Verfahren zur Abtrennung suspendierter Feststoffe (2006)
Jaeger, W., Laschewsky, A., Schwarz, S., Lunkwitz, K., Petzold, G.
DE 102005009809 A1 UPAB: 20061127 NOVELTY - Separating suspended solids from aqueous media comprises mixing the medium with a flocculating agent consisting of a highly-charged cationic...
Schwarz, S., Bratskaya, S., Jaeger, W.
Adsorption and flocculation behavior of two series of synthetic polycations was investigated in dispersions of silica and polystyrene latices with various particle size and surface charge densities....
Formation of polyelectrolyte complexes in a polycarboxybetaine/weak polyanion system (2006)
Schwarz, S., Jaeger, W., Bratskaya, S., Bohrisch, J., Schimmel, T., Mende, M., ...
Polycarboxybetaines - polymers containing a substituted ammonium moiety and a carboxylate group in every monomer units - show in aqueous solutions a pH-dependent intramolecular charge interactions....
Fest/Flüssig-Trennung mit synthetischen und natürlichen Polymeren (2006)
Schwarz, S., Jaeger, W., Petzold, G., Bratskaya, S., Heinze, T., Liebert, T., ...
Fest/Flüssig-Trennprozesse sind sowohl in der Abwasserbehandlung als auch bei zahlreichen technischen Verfahren von wesentlicher Bedeutung. Die rationelle Durchführung von Koagulations-, Flockungs-...
Gas dispersion measurements in industrial flotation cells (2006)
For nearly 100 years, the flotation plant metallurgist has often wondered what is happening 'beneath the froth'. To assist in unravelling this mystery, new technology has been developed as part of...
Sikler, G., Audi, G., Beck, D., Blaum, K., Bollen, G., Herfurth, F., ...
The atomic masses of $^{76,77,80,81}$Sr and $^{129,130,131,132}$Sn were measured by means of the Penning trap mass spectrometer ISOLTRAP at ISOLDE/CERN. $^{76}$Sr is now the heaviest N = Z nucleus...
Sikler, G., Audi, G., Beck, D., Blaum, K., Bollen, G., Herfurth, F., ...
The atomic masses of $^{76,77,80,81}$Sr and $^{129,130,131,132}$Sn were measured by means of the Penning trap mass spectrometer ISOLTRAP at ISOLDE/CERN. $^{76}$Sr is now the heaviest N = Z nucleus...
Sikler, G., Audi, G., Beck, D., Blaum, K., Bollen, G., Herfurth, F., ...
The atomic masses of $^{76,77,80,81}$Sr and $^{129,130,131,132}$Sn were measured by means of the Penning trap mass spectrometer ISOLTRAP at ISOLDE/CERN. $^{76}$Sr is now the heaviest N = Z nucleus...
Effects of the pairing energy on nuclear charge radii (2005)
Weber, C., Audi, G., Beck, D., Blaum, K., Bollen, G., Herfurth, F., ...
Atomic masses of various radionuclides around the Z = 82 shell closure were determined with the ISOLTRAP mass spectrometer. This particular mass region is characterized by strong nuclear structure...
Effects of the pairing energy on nuclear charge radii (2005)
Weber, C., Audi, G., Beck, D., Blaum, K., Bollen, G., Herfurth, F., ...
Atomic masses of various radionuclides around the Z = 82 shell closure were determined with the ISOLTRAP mass spectrometer. This particular mass region is characterized by strong nuclear structure...
Effects of the pairing energy on nuclear charge radii (2005)
Weber, C., Audi, G., Beck, D., Blaum, K., Bollen, G., Herfurth, F., ...
Atomic masses of various radionuclides around the Z = 82 shell closure were determined with the ISOLTRAP mass spectrometer. This particular mass region is characterized by strong nuclear structure...
Isoltrap mass measurements of exotic nuclides at $\deltam/m=10^{-8}$ (2005)
Blaum, K., Audi, G., Beck, D., Bollen, G., Delahaye, P., George, S., ...
The ISOLTRAP experiment at the ISOLDE facility at CERN is a Penning trap mass spectrometer for on-line mass measurements on short-lived radionuclides. It allows the determination of atomic masses of...
Isoltrap mass measurements of exotic nuclides at $\deltam/m=10^{-8}$ (2005)
Blaum, K., Audi, G., Beck, D., Bollen, G., Delahaye, P., George, S., ...
The ISOLTRAP experiment at the ISOLDE facility at CERN is a Penning trap mass spectrometer for on-line mass measurements on short-lived radionuclides. It allows the determination of atomic masses of...