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  1. Article

    Open Access

    Design of a microwave spectrometer for high-precision Lamb shift spectroscopy of antihydrogen atoms

    We have developed a microwave spectrometer for a measurement of the \(\varvec{2S_{1/2}-2P_{1/2}}\) ...

    T. A. Tanaka, P. Blumer, G. Janka, B. Ohayon, C. Regenfus, M. Asari… in Interactions (2024)

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  2. Article

    Open Access

    Publisher Erratum: Production of antihydrogen atoms by 6 keV antiprotons through a positronium cloud

    P. Adrich, P. Blumer, G. Caratsch, M. Chung, P. Cladé… in The European Physical Journal C (2023)

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  3. Article

    Open Access

    Production of antihydrogen atoms by 6 keV antiprotons through a positronium cloud

    We report on the first production of an antihydrogen beam by charge exchange of 6.1 keV antiprotons with a cloud of positronium in the GBAR experiment at CERN. The 100 keV antiproton beam delivered by the AD/E...

    P. Adrich, P. Blumer, G. Caratsch, M. Chung, P. Cladé… in The European Physical Journal C (2023)

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  4. No Access

    Article

    Transcendence of the values of certain series with Hadamard's gaps

    Transcendence of the number \( \sum_{k=0}^\infty \alpha^{r_k} \) , where \( \alpha \) is an algebraic number with 0 < $ \...

    T.-A. Tanaka in Archiv der Mathematik (2002)