E. Hazlett, Y. Zhang, R. W. Stites, K. Gibble and K. M. O'Hara, "s-Wave Collisional Frequency Shift of a Fermion Clock," Phys. Rev. Lett. **110**, 160801 (2013)

K. Gibble, "Scattering of Cold-Atom Coherences by Hot Atoms: Frequency Shifts from Background-Gas Collisions," Phys. Rev. Lett. **110**, 180802 (2013)

W. Maineult, C. Deutsch, K. Gibble, J. Reichel and P. Rosenbusch, "Spin waves and Collisional Frequency Shifts of a Trapped-Atom Clock," Phys. Rev. Lett. **109**, 020407 (2012)

S. Gensemer, R. B. Martin-Wells, A. W. Bennett and K. Gibble, "Direct Observation of Resonant Scattering Phase Shifts and their Energy Dependence," Phys. Rev. Lett. **109**, 263201 (2012)

J. Guéna, M. Abgrall, D. Rovera, P. Laurent, B. Chupin, M. Lours, G. Santarelli, P. Rosenbusch, M. E. Tobar, R. Li, K. Gibble, A. Clairon and S. Bize, "Progress in Atomic Fountains at LNE-SYRTE," IEEE Trans Ultrason Ferroelectr Freq Con **59**, 391 – 410 (2012)

V. Ovsiannikov, A. Derevianko and K. Gibble, "Rydberg Spectroscopy in an Optical Lattice: Blackbody Thermometry for Atomic Clocks," Phys. Rev. Lett. **107**, 093003 (2011)

J. Guéna, R. Li, K. Gibble, S. Bize and A. Clairon, "Evaluation of Doppler Shifts to Improve the Accuracy of Primary Atomic Fountain Clocks," Phys. Rev. Lett. **106**, 130801 (2011)

S. Weyers, V. Gerginov, N. Nemitz, R. Li and K. Gibble, "Distributed cavity phase frequency shifts of the caesium fountain PTB-CSF2," Metrol. **49**, 82 – 87 (2011)

R. Li and K. Gibble, "Comment on â€˜Accurate rubidium atomic fountain frequency standard'," Metrol. **48**, 446 – 447 (2011)

R. Li, K. Gibble and K. Szymaniec, "Improved accuracy of the NPL-CsF2 primary frequency standard: evaluation of distributed cavity phase and microwave lensing frequency shifts," Metrol. **48**, 283 – 289 (2011)