| Experimental realization of an optical second with strontium lattice clocks R Le Targat, L Lorini, Y Le Coq, M Zawada, J Guéna, M Abgrall, M Gurov, ... Nature communications 4 (1), 2109, 2013 | 348 | 2013 |
| Ultrastable lasers based on vibration insensitive cavities J Millo, DV Magalhães, C Mandache, Y Le Coq, EML English, ... Physical Review A—Atomic, Molecular, and Optical Physics 79 (5), 053829, 2009 | 287 | 2009 |
| Lattice-Induced Frequency Shifts in Sr Optical Lattice Clocks at the Level PG Westergaard, J Lodewyck, L Lorini, A Lecallier, EA Burt, M Zawada, ... Physical review letters 106 (21), 210801, 2011 | 183 | 2011 |
| An optical lattice clock with spin-polarized 87Sr atoms X Baillard, M Fouché, R Le Targat, PG Westergaard, A Lecallier, ... The European Physical Journal D 48, 11-17, 2008 | 152 | 2008 |
| Nondestructive measurement of the transition probability in a Sr optical lattice clock J Lodewyck, PG Westergaard, P Lemonde Physical Review A—Atomic, Molecular, and Optical Physics 79 (6), 061401, 2009 | 139 | 2009 |
| Accuracy evaluation of an optical lattice clock with bosonic atoms X Baillard, M Fouché, R Le Targat, PG Westergaard, A Lecallier, Y Le Coq, ... Optics Letters 32 (13), 1812-1814, 2007 | 139 | 2007 |
| Minimizing the Dick effect in an optical lattice clock PG Westergaard, J Lodewyck, P Lemonde IEEE transactions on ultrasonics, ferroelectrics, and frequency control 57 …, 2010 | 82 | 2010 |
| Nonlinear spectroscopy of Sr atoms in an optical cavity for laser stabilization BTR Christensen, MR Henriksen, SA Schäffer, PG Westergaard, D Tieri, ... Physical Review A 92 (5), 053820, 2015 | 45 | 2015 |
| Frequency stability of optical lattice clocks J Lodewyck, PG Westergaard, A Lecallier, L Lorini, P Lemonde New Journal of Physics 12 (6), 065026, 2010 | 43 | 2010 |
| Observation of Motion Dependent Nonlinear Dispersion with Narrow Linewidth Atoms in an Optical Cavity PG Westergaard, BTR Christensen, D Tieri, R Matin, J Cooper, M Holland, ... Physical Review Letters 114 (9), 093002, 2015 | 40 | 2015 |
| Enhancement of the performance of a fiber-based frequency comb by referencing to an acetylene-stabilized fiber laser T Talvard, PG Westergaard, MV DePalatis, NF Mortensen, M Drewsen, ... Optics express 25 (3), 2259-2269, 2017 | 30 | 2017 |
| Differential high-resolution stimulated CW Raman spectroscopy of hydrogen in a hollow-core fiber PG Westergaard, M Lassen, JC Petersen Optics express 23 (12), 16320-16328, 2015 | 24 | 2015 |
| Experimental Determination of the I Lifetime BB Jensen, H Ming, PG Westergaard, K Gunnarsson, MH Madsen, ... Physical Review Letters 107 (11), 113001, 2011 | 20 | 2011 |
| Compact and versatile laser system for polarization-sensitive stimulated Raman spectroscopy H Kerdoncuff, MR Pollard, PG Westergaard, JC Petersen, M Lassen Optics Express 25 (5), 5618-5625, 2017 | 12 | 2017 |
| Compact, CO2-stabilized tuneable laser at 2.05 microns PG Westergaard, JW Thomsen, MR Henriksen, M Michieletto, M Triches, ... Optics Express 24 (5), 4872-4880, 2016 | 12 | 2016 |
| All-optical detection of acoustic pressure waves with applications in photoacoustic spectroscopy PG Westergaard, M Lassen Applied Optics 55 (29), 8266-8270, 2016 | 10 | 2016 |
| Horloge à réseau optique au Strontium: en quête de la performance ultime PG Westergaard | 9 | 2010 |
| Hyperfine structure of the manifold of i NK Kjøller, SG Porsev, PG Westergaard, N Andersen, JW Thomsen Physical Review A 91 (3), 032515, 2015 | 2 | 2015 |