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  1. No Access

    Article

    MATS and LaSpec: High-precision experiments using ion traps and lasers at FAIR

    Nuclear ground state properties including mass, charge radii, spins and moments can be determined by applying atomic physics techniques such as Penning-trap based mass spectrometry and laser spectroscopy. The ...

    D. Rodríguez, K. Blaum, W. Nörtershäuser… in The European Physical Journal Special Topi… (2010)

  2. No Access

    Article

    Measurement of the nuclear charge radii of 8, 9Li

    Nuclear charge radii of 6, 7, 8, 9Li have recently been measured at the GSI on-line mass separator using high-resolution resonance ionization mass spectroscopy. We give a brief description of the experimental met...

    W. Nörtershäuser, B. A. Bushaw, A. Dax… in The European Physical Journal A - Hadrons … (2005)

  3. No Access

    Chapter and Conference Paper

    Measurement of the nuclear charge radii of 8,9Li

    Nuclear charge radii of 6,7,8,9Li have recently been measured at the GSI on-line mass separator using high-resolution resonance ionization mass spectroscopy. We give a brief description of the experimental method...

    W. Nörtershäuser, B. A. Bushaw, A. Dax… in The 4th International Conference on Exotic… (2005)

  4. No Access

    Article

    41Ca ultratrace determination with isotopic selectivity > 1012 by diode-laser-based RIMS

    41Ca ultratrace determination by diode-laser-based resonance ionization mass spectrometry with extremely high isotopic selectivity is presented. Application to environmental dosimetry of nuclear reactor componen...

    P. Müller, B. A. Bushaw, K. Blaum, S. Diel… in Analytical and Bioanalytical Chemistry (2001)

  5. No Access

    Article

    Diode-laser-based resonance ionization mass spectrometry of the long-lived radionuclide 41Ca with <10-12 sensitivity

    There are a number of applications requiring measurement of the long-lived radionuclide 41 Ca at isotopic abundance, relative to 40 Ca, in the range of 10-8 to 10-16 . The long lifetime and electron-capture decay...

    B. A. Bushaw, W. Nörtershäuser, P. Müller… in Journal of Radioanalytical and Nuclear Che… (2001)

  6. No Access

    Article

    Isotope shifts and hyperfine structure in calcium 4snp and 4snf F Rydberg states

    Isotope shifts and hyperfine structure have been measured in 4snp 1 P1 and Rydberg states for all stable calcium isotopes and the radioisotope 41Ca using high-resolution laser...

    P. Müller, B.A. Bushaw, W. Nörtershäuser… in The European Physical Journal D - Atomic, … (2000)

  7. No Access

    Article

    Selective ultratrace analysis of 41Ca by laser resonance ionization

    A compact resonance ionization mass spectrometer is presented. It is presently applied for sensitive and highly selective ultratrace determination of the long-lived radioisotope 41Ca for environmental, biological...

    K. Wendt, K. Blaum, S. Diel, C. Geppert, A. Kuschnick, P. Müller… in Hyperfine Interactions (2000)

  8. No Access

    Article

    Isotope shifts and hyperfine structure in the transitions of gadolinium

    High-resolution resonance ionization mass spectrometry has been used to measure isotope shifts and hyperfine structure in all (J = 2-6) and the ...

    K. Blaum, B.A. Bushaw, S. Diel, Ch. Geppert… in The European Physical Journal D - Atomic, … (2000)

  9. No Access

    Article

    Recent developments in and applications of resonance ionization mass spectrometry

    Resonance Ionization Mass Spectrometry (RIMS) has nowadays reached the status of a routine method for sensitive and selective ultratrace determination of long-lived radioactive isotopes in environmental, biome...

    K. Wendt, K. Blaum, B. A. Bushaw, C. Grüning… in Fresenius' Journal of Analytical Chemistry (1999)

  10. No Access

    Article

    Ultratrace analysis of calcium with high isotopic selectivity by diodelaser resonance ionisation mass spectrometry

    A resonance ionisation mass spectrometer for the ultratrace determination of calcium isotopes is presented. It achieves high overall efficiency, ultra-high isotopic abundance sensitivity of more than 1010 and co...

    K. Wendt, K. Blaum, B. A. Bushaw, F. Juston… in Fresenius' Journal of Analytical Chemistry (1997)

  11. No Access

    Article

    Determination of90Sr in environmental samples with resonance ionization spectroscopy in collinear geometry

    A new, fast technique for trace analysis of the radioactive isotopes89Sr and90Sr in environmental samples has been developed. Conventional mass separation is combined with resonance ionization spectroscopy in col...

    K. Zimmer, J. Stenner, H. -J. Kluge, J. Lantzsch, L. Monz, E. W. Otten… in Applied Physics B (1994)

  12. No Access

    Article

    Resonance ionization spectroscopy for trace analysis and fundamental research

    Resonance ionization spectroscopy (RIS) and its combination with mass spectrometry (RIMS) have grown to become powerful techniques, which offer high sensitivity as well as elemental and isotopic selectivity. T...

    H.-J. Kluge, B. A. Bushaw, G. Passler… in Fresenius' Journal of Analytical Chemistry (1994)

  13. No Access

    Article

    Hyperfine structure in 5s 4d 3 D —5snf transitions of87Sr

    The hyperfine spectra of the 5s4d 3 D 1-5s20f, 5s4d 3 D 2-5s23f, and 5s 4d 3 D 3-5s32f transitions of87Sr (I=9/2) have been measured by collinear fast beam laser spectroscopy. The structure in the upper configura...

    B. A. Bushaw, H. -J. Kluge, J. Lantzsch… in Zeitschrift für Physik D Atoms, Molecules … (1993)

  14. No Access

    Article

    Anomalous linewidths and peak-height ratios in137Ba hyperfine lines

    We have investigated several effects of optical pum** in the hyperfine spectrum of the6s6p 1 P 1⇔6s 2 1 S 0 transition in137Ba. Most of these effects are explained by absorption strength changes which occur bec...

    B. D. Cannon, T. J. Whitaker, G. K. Gerke, B. A. Bushaw in Applied Physics B (1988)