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Saathoff, G.; Reinhardt, S.; Holzwarth, R.; Hänsch, T. W.; Udem, T.; Bing, D.; Schwalm, D.; Wolf, A.; Karpuk, S.; Novotny, C. et al.; Nörtershauser, W.; Huber, G.; Geppert, C.; Kühl, T.; Stöhlker, T.; Gwinner, G.: Comment on: “Lorentz violation in high-energy ions” by Santosh Devasia. European Physical Journal C 71 (3), S. 1596 - 1596 (2011)

Sayler, A. M.; Rathje, T.; Müller, W.; Rühle, K.; Kienberger, R.; Paulus, G. G.: Precise, real-time, every-single-shot, carrier-envelope phase measurement of ultrashort laser pulses. Optics Letters 36 (1), S. 1 - 3 (2011)

Todoroki, K.; Kobayashi, T.; Hori, M.: Development of Beam Profile Monitor for Antiproton Annihilation Cross Section Measurements by the ASACUSA Collaboration. Journal of Physics: Conference Series 312, 082042 (2011)

Wilcox, R. B.; Byrd, J. M.; Doolittle, L. R.; Holzwarth, R.; Huang, G.: Towards attosecond synchronization of remote mode-locked lasers using stabilized transmission of optical comb frequencies. Journal of Modern Optics 58 (16 Sp. Iss. SI), S. 1460 - 1468 (2011)

Schuhmann, K.; Antognini, A.; Giesen, A.; Graf, T.; Nebel, T.; Pohl, R.: Disk laser delivering 50 mJ with 400 ns latency. 2011 Conference on Lasers & Electro-Optics Europe & 12th European Quantum Electronics Conference CLEO EUROPE/EQEC, ICM, Munich, Germany, 22. Mai 2011 - 26. Mai 2011. (2011)

Pupeza, I.; Eidam, T.; Kaster, J.; Bernhardt, B.; Rauschenberger, J.; Ozawa, A.; Fill, E.; Udem, T.; Kling, M. F.; Limpert, J. et al.; Alahmed, Z. A.; Azzeer, A. M.; Tünnermann, A.; Hänsch, T. W.; Krausz, F.: Power scaling of femtosecond enhancement cavities and high-power applications. In: SPIE (Hg. W., D. J.). Fiber Lasers VIII: Technology, Systems, and Applications, San Francisco, California, USA, 24. Januar 2011. SPIE, Bellingham (2011)

Anetsberger, G.; Verlot, P.; Gavartin, E.; Arcizet, O.; Unterreithmeier, Q. P.; Weig, E. M.; Gorodetsky, M. L.; Kotthaus, J. P.; Kippenberg, T. J.: Measuring nanomechanical motion with an imprecision below that at the standard quantum limit. In: EQEC, EA5_1. European Quantum Electronics Conference (EQEC) 2011 , Munich, 22. Mai 2011 - 26. Mai 2011. OSA, Washington (2011)

Antognini, A.; Amaro, F. D.; Biraben, F.; Cardoso, J. M. R.; Covita, D. S.; Dax, A.; Dhawan, S.; Fernandes, L. M. P.; Giesen, A.; Graf, T. et al.; Hänsch, T. W.; Indelicato, P.; Julien, L.; Kao, C. Y.; Knowles, P.; Kottmann, F.; Le Bigot, E. O.; Liu, Y. W.; Lopes, J. A. M.; Ludhova, L.; Monteiro, C. M. B.; Mulhauser, F.; Nebel, T.; Nez, F.; Rabinowitz, P.; dos Santos, J. M. F.; Schaller, L. A.; Schuhmann, K.; Schwob, C.; Taqqu, D.; Veloso, J. F. C. A.; Pohl, R.: The proton radius puzzle. International Nuclear Physics Conference (INPC), Vancouver, Canada, 04. Juli 2010 - 09. Juli 2010. Journal of Physics: Conference Series 312, 032002, (2011)

Antognini, A.; Biraben, F.; Cardoso, J. M. R.; Covita, D. S.; Dax, A.; Fernandes, L. M. P.; Gouvea, A. L.; Graf, T.; Hänsch, T. W.; Hildebrandt, M. et al.; Indelicato, P.; Julien, L.; Kirch, K.; Kottmann, F.; Liu, Y. W.; Monteiro, C. M. B.; Mulhauser, F.; Nebel, T.; Nez, F.; dos Santos, J. M. F.; Schuhmann, K.; Taqqu, D.; Veloso, J. F. C. A.; Voss, A.; Pohl, R.: Illuminating the proton radius conundrum: the mu He+ lamb shift. International Conference on Precision Physics of Simple Atomic Systems, les Houches, France, 30. Mai 2010 - 04. Juni 2010. Canadian Journal of Physics 89 (1), S. 47 - 57 (2011)

Antognini, A.; Nez, F.; Amaro, F. D.; Biraben, F.; Cardoso, J. M. R.; Covita, D. S.; Dax, A.; Dhawan, S.; Fernandes, L. M. P.; Giesen, A. et al.; Graf, T.; Hänsch, T. W.; Indelicato, P.; Julien, L.; Kao, C. Y.; Knowles, P.; Kottman, F.; Le Bigot, E. O.; Liu, Y. W.; Lopes, J. A. M.; Ludhova, L.; Monteiro, C. M. B.; Mulhauser, F.; Nebel, T.; Rabinowitz, P.; dos Santos, J. M. F.; Schaller, L. A.; Schuhmann, K.; Schwob, C.; Taqqu, D.; Veloso, J. F. C. A.; Pohl, R.: Muonic hydrogen spectroscopy: the proton radius puzzle. Conference on ICONO 2010 - International Conference on Coherent and Nonlinear Optics, Kazan, Russia, 23. August 2010 - 26. August 2010. ICONO 2010: INTERNATIONAL CONFERENCE ON COHERENT AND NONLINEAR OPTICS 79931K, (2011)

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Bernhardt, B.; Ozawa, A.; Pupeza, I.; Vernaleken, A.; Kobayashi, Y.; Holzwarth, R.; Fill, E.; Krausz, F.; Hänsch, T. W.; Udem, T.: Green Enhancement Cavity for Frequency Comb Generation in the Extreme Ultraviolet. In: Conference on Lasers and Electro-Optics (CLEO). 2011 Conference on Lasers and Electro-Optics (CLEO), Baltimore, MD, 01. Mai 2011 - 06. Mai 2011. (2011)

Botermann, B.; Novotny, C.; Bing, D.; Geppert, C.; Gwinner, G.; Hänsch, T. W.; Huber, G.; Karpuk, S.; Kühl, T.; Nörtershauser, W. et al.; Reinhardt, S.; Saathoff, G.; Schwalm, D.; Stöhlker, T.; Wolf, A.: Preparatory measurements for a test of time dilation in the ESR. International Conference on Precision Physics of Simple Atomic Systems, les Houches, France, 30. Mai 2010 - 04. Juni 2010. Canadian Journal of Physics 89 (1), S. 85 - 93 (2011)

Hänsch, T. W.: Laser Spectroscopy of Hydrogen. Proceedings of the 20th International Conference on Laser Spectroscopy, Schlosshotel Münchhausen, 29. Mai 2011 - 03. Juni 2011. Laser Spectroscopy. ICOLS 2011., S. 3 - 11 (2011)

Hänsch, T. W.; Picqué, N.: Molecular Spectroscopy with Laser Frequency Combs. In: Conference on Lasers and Electro-Optics (CLEO). 2011 Conference on Lasers and Electro-Optics (CLEO), Baltimore, MD, 01. Mai 2011 - 06. Mai 2011. IEEE (2011)

Herr, S.; Steinmetz, T.; Wilken, T.; Engelbrecht, M.; Hänsch, T. W.; Udem, T.; Holzwarth, R.: Optical mode structure of a harmonically mode-locked Yb femtosecond fiber laser. In: Conference on Lasers and Electro-Optics (CLEO). 2011 Conference on Lasers and Electro-Optics (CLEO), Baltimore, MD, 01. Mai 2011 - 06. Mai 2011. IEEE (2011)

Hori, M.: Progress in precise laser spectroscopy of antiprotonic helium atoms. International Conference on Precision Physics of Simple Atomic Systems, les Houches, France, 30. Mai 2010 - 04. Juni 2010. Canadian Journal of Physics 89 (1), S. 1 - 5 (2011)

Krüger, M.; Schenk, M.; Hommelhoff, P.: Attosecond physics with a laser oscillator enabled by field enhancement at a nanoscale metal tip. In: Proceedings of SPIE, Bd. 8096, 80960U. Conference on Plasmonics - Metallic Nanostructures and Their Optical Properties IX, San Diego, CA, 21. August 2011 - 25. August 2011. (2011)

Matveev, A.; Parthey, C. G.; Beyer, A.; Kolachevsky, N.; Alnis, J.; Pohl, R.; Udem, T.; Hänsch, T. W.: Systematic Frequency Shifts in Spectroscopy of 1s-2s Transition in Atomic Hydrogen. In: Conference on Lasers and Electro-Optics (CLEO). 2011 Conference on Lasers and Electro-Optics (CLEO), Baltimore, MD, 01. Mai 2011 - 06. Mai 2011. IEEE (2011)