| The size of the proton R Pohl, A Antognini, F Nez, FD Amaro, F Biraben, JMR Cardoso, ... nature 466 (7303), 213-216, 2010 | 1849 | 2010 |
| Proton structure from the measurement of 2S-2P transition frequencies of muonic hydrogen A Antognini, F Nez, K Schuhmann, FD Amaro, F Biraben, JMR Cardoso, ... Science 339 (6118), 417-420, 2013 | 1050 | 2013 |
| Laser spectroscopy of muonic deuterium R Pohl, F Nez, LMP Fernandes, FD Amaro, F Biraben, JMR Cardoso, ... Science 353 (6300), 669-673, 2016 | 351 | 2016 |
| Measurement of the Energy Interval in Muonium V Meyer, SN Bagayev, PEG Baird, P Bakule, MG Boshier, A Breitrück, ... Physical review letters 84 (6), 1136, 2000 | 165 | 2000 |
| Thin-disk Yb: YAG oscillator-amplifier laser, ASE, and effective Yb: YAG lifetime A Antognini, K Schuhmann, FD Amaro, F Biraben, A Dax, A Giesen, T Graf, ... IEEE Journal of Quantum Electronics 45 (8), 993-1005, 2009 | 132 | 2009 |
| Measuring the α-particle charge radius with muonic helium-4 ions JJ Krauth, K Schuhmann, MA Ahmed, FD Amaro, P Amaro, F Biraben, ... Nature 589 (7843), 527-531, 2021 | 107 | 2021 |
| Illuminating the proton radius conundrum: the μHe+ Lamb shift A Antognini, F Biraben, JMR Cardoso, DS Covita, A Dax, LMP Fernandes, ... Canadian Journal of Physics 89 (1), 47-57, 2011 | 101 | 2011 |
| The muonic hydrogen Lamb shift experiment at PSI F Kottmann, W Amir, F Biraben, CAN Conde, S Dhawan, TW Hänsch, ... Hyperfine Interactions 138, 55-60, 2001 | 61 | 2001 |
| Absolute frequency measurement of rubidium 5S–7S two-photon transitions with a femtosecond laser comb HC Chui, MS Ko, YW Liu, JT Shy, JL Peng, H Ahn Optics letters 30 (8), 842-844, 2005 | 58 | 2005 |
| A large area CCD X-ray detector for exotic atom spectroscopy N Nelms, DF Anagnostopoulos, O Ayranov, G Borchert, JP Egger, D Gotta, ... Nuclear Instruments and Methods in Physics Research Section A: Accelerators …, 2002 | 56 | 2002 |
| Powerful fast triggerable 6 μm laser for the muonic hydrogen 2S-Lamb shift experiment A Antognini, FD Amaro, F Biraben, JMR Cardoso, CAN Conde, DS Covita, ... Optics Communications 253 (4-6), 362-374, 2005 | 55 | 2005 |
| Planar LAAPDs: temperature dependence, performance, and application in low-energy X-ray spectroscopy L Ludhova, FD Amaro, A Antognini, F Biraben, JMR Cardoso, CAN Conde, ... Nuclear Instruments and Methods in Physics Research Section A: Accelerators …, 2005 | 54 | 2005 |
| Observation of the Molecular Quenching of μp (2S) Atoms R Pohl, H Daniel, FJ Hartmann, P Hauser, YW Liu, F Kottmann, C Maierl, ... Hyperfine interactions 138, 35-40, 2001 | 50 | 2001 |
| Measurement of the charged pion mass using X-ray spectroscopy of exotic atoms M Trassinelli, DF Anagnostopoulos, G Borchert, A Dax, JP Egger, D Gotta, ... Physics Letters B 759, 583-588, 2016 | 48 | 2016 |
| The muonic hydrogen Lamb-shift experiment R Pohl, A Antognini, FD Amaro, F Biraben, JMR Cardoso, CAN Conde, ... Canadian journal of physics 83 (4), 339-349, 2005 | 47 | 2005 |
| Hadronic shift in pionic hydrogen M Hennebach, DF Anagnostopoulos, A Dax, H Fuhrmann, D Gotta, ... The European Physical Journal A 50, 1-10, 2014 | 46 | 2014 |
| The next generation of laser spectroscopy experiments using light muonic atoms S Schmidt, M Willig, J Haack, R Horn, A Adamczak, MA Ahmed, FD Amaro, ... Journal of Physics: Conference Series 1138, 012010, 2018 | 41 | 2018 |
| The Lamb-shift experiment in muonic helium T Nebel, FD Amaro, A Antognini, F Biraben, JMR Cardoso, DS Covita, ... Hyperfine Interactions 212, 195-201, 2012 | 38 | 2012 |
| Experiments towards resolving the proton charge radius puzzle A Antognini, K Schuhmann, FD Amaro, P Amaro, M Abdou-Ahmed, ... EPJ Web of Conferences 113, 01006, 2016 | 35 | 2016 |
| Experiment to measure the Lamb shift in muonic hydrogen R Pohl, F Biraben, CAN Conde, C Donche Gay, TW Hänsch, FJ Hartmann, ... Hyperfine Interactions 127, 161-166, 2000 | 29 | 2000 |
