T. Wilhelm and E. Riedle, Institut fur Medizinische Optik, Ludwig-Maximilians-Universität München, München, Germany.
The past few years have revolutionized ultrafast spectroscopy and femtosecond technology. Based on the modelocked Ti:sapphire laser and on amplifiers using the same active material, extremely powerful and stable systems are now available with pulse lengths below 10 fsec.
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