| Frequency ratio of Yb and Sr clocks with 5× 10− 17 uncertainty at 150 seconds averaging time N Nemitz, T Ohkubo, M Takamoto, I Ushijima, M Das, N Ohmae, H Katori Nature Photonics 10 (4), 258-261, 2016 | 255 | 2016 |
| Uncertainty evaluation of the caesium fountain clock PTB-CSF2 V Gerginov, N Nemitz, S Weyers, R Schröder, D Griebsch, R Wynands Metrologia 47 (1), 65, 2009 | 183 | 2009 |
| Production of heteronuclear molecules in an electronically excited state by photoassociation in a mixture of ultracold Yb and Rb N Nemitz, F Baumer, F Münchow, S Tassy, A Görlitz Physical Review A 79 (6), 061403, 2009 | 138 | 2009 |
| Distributed cavity phase frequency shifts of the caesium fountain PTB-CSF2 S Weyers, V Gerginov, N Nemitz, R Li, K Gibble Metrologia 49 (1), 82, 2011 | 112 | 2011 |
| Frequency ratios of Sr, Yb, and Hg based optical lattice clocks and their applications M Takamoto, I Ushijima, M Das, N Nemitz, T Ohkubo, K Yamanaka, ... Comptes Rendus. Physique 16 (5), 489-498, 2015 | 110 | 2015 |
| Cs-based optical frequency measurement using cross-linked optical and microwave oscillators C Tamm, N Huntemann, B Lipphardt, V Gerginov, N Nemitz, M Kazda, ... Physical Review A 89 (2), 023820, 2014 | 69 | 2014 |
| Energy levels of Th+ between 7.3 and 8.3 eV OA Herrera-Sancho, N Nemitz, MV Okhapkin, E Peik Physical Review A 88 (1), 012512, 2013 | 59 | 2013 |
| Sympathetic cooling in a mixture of diamagnetic and paramagnetic atoms S Tassy, N Nemitz, F Baumer, C Höhl, A Batär, A Görlitz Journal of Physics B: Atomic, Molecular and Optical Physics 43 (20), 205309, 2010 | 56 | 2010 |
| Intercontinental comparison of optical atomic clocks through very long baseline interferometry M Pizzocaro, M Sekido, K Takefuji, H Ujihara, H Hachisu, N Nemitz, ... Nature Physics 17 (2), 223-227, 2021 | 50 | 2021 |
| Direct measurement of the frequency ratio for Hg and Yb optical lattice clocks and closure of the Hg/Yb/Sr loop N Ohmae, F Bregolin, N Nemitz, H Katori Optics Express 28 (10), 15112-15121, 2020 | 34 | 2020 |
| Absolute frequency of 87Sr at 1.8× 10− 16 uncertainty by reference to remote primary frequency standards N Nemitz, T Gotoh, F Nakagawa, H Ito, Y Hanado, T Ido, H Hachisu Metrologia 58 (2), 025006, 2021 | 31 | 2021 |
| Modeling light shifts in optical lattice clocks N Nemitz, AA Jørgensen, R Yanagimoto, F Bregolin, H Katori Physical Review A 99 (3), 033424, 2019 | 30 | 2019 |
| Frequency ratio of an 115In+ ion clock and a 87Sr optical lattice clock N Ohtsubo, Y Li, N Nemitz, H Hachisu, K Matsubara, T Ido, K Hayasaka Optics Letters 45 (21), 5950-5953, 2020 | 25 | 2020 |
| A broadband VLBI system using transportable stations for geodesy and metrology: an alternative approach to the VGOS concept M Sekido, K Takefuji, H Ujihara, T Kondo, M Tsutsumi, E Kawai, ... Journal of Geodesy 95 (4), 41, 2021 | 15 | 2021 |
| Production and spectroscopy of ultracold YbRb* molecules N Nemitz PhD, Heinrich-Heine-Universität Düsseldorf, 2008 | 14 | 2008 |
| Initial atomic coherences and Ramsey frequency pulling in fountain clocks V Gerginov, N Nemitz, S Weyers Physical review A 90 (3), 033829, 2014 | 12 | 2014 |
| Optical clock based on a sympathetically-cooled indium ion N Ohtsubo, Y Li, K Matsubara, N Nemitz, H Hachisu, T Ido, K Hayasaka Hyperfine Interactions 240, 1-8, 2019 | 9 | 2019 |
| Investigation of rapid adiabatic passage for controlling collisional frequency shifts in a caesium fountain clock M Kazda, V Gerginov, N Nemitz, S Weyers IEEE Transactions on Instrumentation and Measurement 62 (10), 2812-2819, 2013 | 9 | 2013 |
| Recent improvements and current uncertainty budget of PTB fountain clock CSF2 V Gerginov, N Nemitz, D Griebsch, M Kazda, R Li, K Gibble, R Wynands, ... EFTF-2010 24th European Frequency and Time Forum, 1-7, 2010 | 9 | 2010 |
| Setup of a stable high-resolution laser system N Nemitz Diploma thesis, University of Stuttgart, 2004 | 8 | 2004 |
Axel GörlitzProfessor für Experimentalphysik, HHU DüsseldorfVerified email at uni-duesseldorf.de
