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Photo-acoustic spectroscopy detects nanostructures against resonant and absorbing substrates........ 181
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S. Hatim, K. Eremeev, T. Guezennec, M. Guionie, S. Idlahcen, P-H. Hanzard, T. Godin, T. Sylvestre, P. Loiko, P. Camy, T. Berthelot, S. Cozic, S. Poulain, and A. Hideur
Watt-level polarization-maintaining Er 3 +: ZBLAN fiber laser tunable from 3.4 lm to 3.7 lm.......... 198
A. Savchenko, C. Pruß, A. Herkommer, and S. Reichelt Effect of sample thickness on etching rate: Simulations and experiments......................... 204
V. Stummer, E. Kaksis, A. Pugžlys, and A. Baltuška High-energy wavelength-tunable pulse bursts: on the commutability of spectral filtering and burst-mode amplification......................................................... 213