Dynamics of single neutral impurity atoms immersed in an ultracold gas N Spethmann, F Kindermann, S John, C Weber, D Meschede, A Widera
Physical review letters 109 (23), 235301, 2012
221 2012 Optically measuring force near the standard quantum limit S Schreppler, N Spethmann, N Brahms, T Botter, M Barrios, ...
Science 344 (6191), 1486-1489, 2014
181 2014 Cavity-mediated coupling of mechanical oscillators limited by quantum back-action N Spethmann, J Kohler, S Schreppler, L Buchmann, DM Stamper-Kurn
Nature Physics 12 (1), 27-31, 2016
83 2016 Complex squeezing and force measurement beyond the standard quantum limit LF Buchmann, S Schreppler, J Kohler, N Spethmann, DM Stamper-Kurn
Physical review letters 117 (3), 030801, 2016
72 2016 Towards a transportable aluminium ion quantum logic optical clock S Hannig, L Pelzer, N Scharnhorst, J Kramer, M Stepanova, ZT Xu, ...
Review of Scientific Instruments 90 (5), 2019
68 2019 Quantum spin dynamics of individual neutral impurities coupled to a Bose-Einstein condensate F Schmidt, D Mayer, Q Bouton, D Adam, T Lausch, N Spethmann, ...
Physical Review Letters 121 (13), 130403, 2018
53 2018 Cavity-assisted measurement and coherent control of collective atomic spin oscillators J Kohler, N Spethmann, S Schreppler, DM Stamper-Kurn
Physical Review Letters 118 (6), 063604, 2017
35 2017 Robust optical clock transitions in trapped ions using dynamical decoupling N Aharon, N Spethmann, ID Leroux, PO Schmidt, A Retzker
New Journal of Physics 21 (8), 083040, 2019
24 2019 Inserting single Cs atoms into an ultracold Rb gas N Spethmann, F Kindermann, S John, C Weber, D Meschede, A Widera
Applied Physics B 106, 513-519, 2012
23 2012 Single Cs atoms as collisional probes in a large Rb magneto-optical trap C Weber, S John, N Spethmann, D Meschede, A Widera
Physical Review A 82 (4), 042722, 2010
23 2010 Guidelines for developing optical clocks with fractional frequency uncertainty M Abdel-Hafiz, P Ablewski, A Al-Masoudi, HÁ Martínez, P Balling, ...
arXiv preprint arXiv:1906.11495, 2019
18 2019 Towards European standards for quantum technologies O van Deventer, N Spethmann, M Loeffler, M Amoretti, R van den Brink, ...
EPJ Quantum Technology 9 (1), 33, 2022
12 2022 The expanding role of National Metrology Institutes in the quantum era A Tzalenchuk, N Spethmann, T Prior, JH Hendricks, Y Pan, V Bubanja, ...
Nature Physics 18 (7), 724-727, 2022
7 2022 Guidelines for developing optical clocks with 10− 18 fractional frequency uncertainty MA Hafiz, P Ablewski, AA Masoudi, HÁ Martínez, P Balling, G Barwood, ...
arXiv preprint arXiv:1906.11495, 2019
7 2019 Note: Reliable low-vibration piezo-mechanical shutter M Bauer, PP Franzreb, N Spethmann, A Widera
Review of Scientific Instruments 85 (9), 2014
5 2014 Tailored optical clock transition in 40Ca+ L Pelzer, K Dietze, J Kramer, F Dawel, L Krinner, N Spethmann, ...
Measurement: Sensors 18, 100326, 2021
3 2021 Single impurity atoms immersed in an ultracold gas N Spethmann
Universitäts-und Landesbibliothek Bonn, 2012
3 2012 A Gated Four Probe Technique for Field Effect Measurements on Disordered Organic Semiconductors E von Hauff, N Spethmann, J Parisi
Zeitschrift für Naturforschung A 63 (9), 591-595, 2008
3 2008 Coherent photo-thermal noise cancellation in a dual-wavelength optical cavity for narrow-linewidth laser frequency stabilisation F Dawel, A Wilzewski, S Herbers, L Pelzer, J Kramer, MB Hild, K Dietze, ...
Optics Express 32 (5), 7276-7288, 2024
2 2024 A low phase noise cavity transmission self-injection locked laser system for atomic physics experiments L Krinner, L Pelzer, N Spethmann, K Dietze, PO Schmidt
arXiv preprint arXiv:2311.03461, 2023
2 2023