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NSR database version of April 26, 2024.

Search: Author = F.Kottmann

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2021KR03      Nature(London) 589, 527 (2021)

J.J.Krauth, K.Schuhmann, M.A.Ahmed, F.D.Amaro, P.Amaro, F.Biraben, T.-L.Chen, D.S.Covita, A.J.Dax, M.Diepold, L.M.P.Fernandes, B.Franke, S.Galtier, A.L.Gouvea, J.Gotzfried, T.Graf, T.W.Hansch, J.Hartmann, M.Hildebrandt, P.Indelicato, L.Julien, K.Kirch, A.Knecht, Y.-W.Liu, J.Machado, C.M.B.Monteiro, F.Mulhauser, B.Naar, T.Nebel, F.Nez, J.M.F.dos Santos, J.P.Santos, C.I.Szabo, D.Taqqu, J.F.C.A.Veloso, J.Vogelsang, A.Voss, B.Weichelt, R.Pohl, A.Antognini, F.Kottmann

Measuring the α-particle charge radius with muonic helium-4 ions

ATOMIC PHYSICS ⁴He; measured frequencies; deduced resonances, isotope shifts, 2S-2P transitions in the muonic helium-4 ion that yields a precise determination of the root-mean-square charge radius of the α particle. Comparison with available data.

doi: 10.1038/s41586-021-03183-1
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2018DI10      Ann.Phys.(New York) 396, 220 (2018)

M.Diepold, B.Franke, J.J.Krauth, A.Antognini, F.Kottmann, R.Pohl

Theory of the Lamb Shift and fine structure in muonic ⁴He ions and the muonic ³He-⁴He Isotope Shift

doi: 10.1016/j.aop.2018.07.015
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2016KR02      Ann.Phys.(New York) 366, 168 (2016)

J.J.Krauth, M.Diepold, B.Franke, A.Antognini, F.Kottmann, R.Pohl

Theory of the n=2 levels in muonic deuterium

ATOMIC PHYSICS ²H; analyzed Lamb shift, fine- and hyperfine structure of the 2S and 2P states in muonic deuterium, term-by-term comparison of all available sources reveals reliable values and uncertainties of the QED and nuclear structure-dependent contributions to the Lamb shift; deduced resolution of discrepancies between different sources, in particular for the difficult two-photon exchange contributions.

doi: 10.1016/j.aop.2015.12.006
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2010PO04      Nature(London) 466, 213 (2010)

R.Pohl, A.Antognini, F.Nez, F.D.Amaro, F.Biraben, J.M.R.Cardoso, D.S.Covita, A.Dax, S.Dhawan, L.M.P.Fernandes, A.Giesen, T.Graf, T.W.Hansch, P.Indelicato, L.Julien, C.-Y.Kao, P.Knowles, E.-O.Le Bigot, Y.-W.Liu, J.A.M.Lopes, L.Ludhova, C.M.B.Monteiro, F.Mulhauser, T.Nebel, P.Rabinowitz, J.M.F.dos Santos, L.A.Schaller, K.Schuhmann, C.Schwob, D.Taqqu, J.F.C.A.Veloso, F.Kottmann

The size of the proton

NUCLEAR REACTIONS ¹H(μ^-, X), E~5 keV; measured x-rays; deduced proton radius, Lamb shift. Comparison with CODATA.

doi: 10.1038/nature09250 Letter
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2000PO33      Hyperfine Interactions 127, 161 (2000)

R.Pohl, F.Biraben, C.A.N.Conde, C.Donche-Gay, T.W.Hansch, F.J.Hartmann, P.Hauser, V.W.Hughes, O.Huot, P.Indelicato, P.Knowles, F.Kottmann, Y.-W.Liu, F.Mulhauser, F.Nez, C.Petitjean, P.Rabinowitz, J.M.F.dos Santos, L.A.Schaller, H.Schneuwly, W.Schott, L.M.Simons, D.Taqqu, F.Trehin, J.F.C.A.Veloso

Experiment to measure the Lamb shift in muonic hydrogen

ATOMIC PHYSICS, Mesic-atoms ¹H(μ^-, X), E=low; measured muonic atoms kinetic energy distribution; deduced metastable state population. Application to proposed experiment discussed.

doi: 10.1023/A:1012679114531
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1998HA44      Nucl.Instrum.Methods Phys.Res. A411, 389 (1998)

P.Hauser, K.Kirch, F.Kottmann, L.M.Simons

Absolute X-Ray Yields of Light Muonic Atoms

ATOMIC PHYSICS, Mesic-atoms H, He, N, O, Ne; measured muonic atoms X-ray spectra; deduced absolute X-ray yields. Low density gas targets.

doi: 10.1016/S0168-9002(98)00355-6
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1996TA30      Hyperfine Interactions 101/102, 599 (1996)

D.Taqqu, A.Brunnhuber, H.Daniel, F.J.Hartmann, P.Hauser, F.Kottmann, C.Maierl, V.Markushin, M.Muhlbauer, C.Petitjean, W.Scott, P.Wojciechowski

Towards the 2s-2p Spectroscopy of the μp Atom

ATOMIC PHYSICS, Mesic-Atoms ¹H(μ^-, X), E at rest; analyzed data; deduced 2s-2p splitting related features.

doi: 10.1007/BF02227672
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1994HO25      Nucl.Instrum.Methods Phys.Res. B85, 736 (1994)

D.Horvath, E.C.Aschenauer, D.Cauz, D.Chatellard, P.DeCecco, J.Eades, J.-P.Egger, K.Elsener, P.Eugster, F.Formisano, G.Gorini, P.Hauser, F.Kottmann, I.Krafcsik, V.Lagomarsino, G.Manuzio, J.Missimer, R.Poggiani, L.M.Simons, G.Testera, G.Torelli, F.Waldner

Deceleration of MeV Antiprotons and Muons to keV Energies - The Anticyclotron A Progress Report

doi: 10.1016/0168-583X(94)95913-7
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1984AN13      Phys.Lett. 143B, 65 (1984)

H.Anderhub, H.P.von Arb, J.Bocklin, F.Dittus, R.Ferreira Marques, H.Hofer, F.Kottmann, D.Taqqu, J.Unternahrer

Measurement of the K-Line Intensity Ratios in Muonic Hydrogen between 0.25 and 150 torr Gas Pressures

ATOMIC PHYSICS, Mesic-Atoms H; measured muonic E(X-ray), I(X-ray); deduced metastable 2S(μp) atom population pressure dependence.

doi: 10.1016/0370-2693(84)90805-0
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1984VO05      Phys.Lett. 136B, 232 (1984)

H.P.von Arb, F.Dittus, H.Heeb, H.Hofer, F.Kottmann, S.Niggli, R.Schaeren, D.Taqqu, J.Unternahrer, P.Egelhof

Measurement of the Lifetime and Quenching Rate of Metastable 2S Muonic Helium Ions

ATOMIC PHYSICS, Mesic-Atoms ⁴He; measured muonic E(K X-ray), I(K X-ray), 2S-state T_1/2, quenching rate.

doi: 10.1016/0370-2693(84)91152-3
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