Prof. Dr. Ursula Keller - the Keller Group - ETH Zürich

“Modelocked integrated external-cavity surface emitting laser (MIXSEL)” – Invited
Paper
IET Optoelectronics, vol. 3, pp. 61-72, 2009
[282] C. Erny, C. Heese, M. Haug, L. Gallmann, U. Keller
“High-repetition-rate optical parametric chirped-pulse amplifier producing 1-µJ, sub-
100 fs pulses in the mid-infrared”
Opt. Express, vol. 17, No. 3, pp. 1340-1345, 2009
2008
[281] A. E. H. Oehler, T. Südmeyer, K. J. Weingarten, U. Keller
“100-GHz passively modelocked Er:Yb:glass laser at 1.5 µm with 1.6-ps pulses”
Optics Express, vol. 16, No. 26, pp. 21930-21935, 2008
[280] K. G. Wilcox, Z. Mihoubi, S. Elsmere, A. Quarterman, H. D. Foreman, S. Hashimoto,
T. Südmeyer, U. Keller and A. Tropper
“Passively modelocked 832-nm vertical external cavity surface emitting semiconductor
laser producing 15.3-ps pulses at 1.9-GHz repetition rate”
Electron. Lett., vol. 44, No. 25, pp. 1469-1470, 2008
[279] P. Eckle, A. Pfeiffer, C. Cirelli, A. Staudte, R. Dörner, H. G. Muller, M. Büttiker, U.
Keller
“Attosecond ionization and tunneling delay time measurements”
Science, vol. 322, pp. 1525-1529, 2008 (Dec. 5)
[278] B. Rudin, A. Rutz, M. Hoffmann, D. J. H. C. Maas, A. R. Bellancourt, E. Gini, T.
Südmeyer, U. Keller
“Highly efficient optically pumped vertical-emitting semiconductor laser with more
than 20 W average output power in a fundamental transverse mode”
Optics Lett., vol. 33, Nr. 22, pp. 2719-2721, 2008
[277] D. J. H. C. Maas, A. R. Bellancourt, M. Hoffmann, B. Rudin, Y. Barbarin, M. Golling,
T. Südmeyer, U. Keller
“Growth parameter optimization for fast quantum dot SESAMs”
Opt. Express, vol. 16, No. 23, pp. 18646-18656, 2008
[276] M. Hoffmann, Y. Barbarin, D. J. H. C. Maas, M. Golling, I. L. Krestnikov, S. S.
Mikhrin, A. R. Kovsh, T. Südmeyer, U. Keller
“Modelocked quantum dot vertical external cavity surface emitting laser”
Appl. Phys. B, vol. 93, No. 4, pp. 733-736 (online Oct. 25, 2008)
[275] T. Südmeyer, S. V. Marchese, S. Hashimoto, C. R. E. Baer, G. Gingras, B. Witzel, U.
Keller
“Femtosecond laser oscillators for high-field science”
Nature Photonics, vol. 2, pp. 599-604, 2008
[274] A. E. H. Oehler, S. C. Zeller, K. J. Weingarten, U. Keller
“Broad multiwavelength source with 50 GHz channel spacing for wavelength division
multiplexing applications in the telecom C-band”
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