Area dependence of femtosecond laser-induced periodic surface structures for varying band gap materials after double pulse excitation
- The formation of laser-induced periodic surface structures upon irradiation of titanium, silicon, and fused silica with multiple irradiation sequences consisting of parallel polarized Ti:sapphire femtosecond laser pulse pairs (pulse duration 50–150 fs, central wavelength ~800 nm) is studied experimentally. The temporal delay between the individual near-equal energy fs-laser pulses was varied between 0 and 5 ps with a temporal resolution of better than 0.2 ps. The surface morphology of the irradiated surface areas is characterized by means of scanning electron microscopy (SEM). In all materials a decrease of the rippled surface area is observed for increasing delays. The characteristic delay decay scale is quantified and related to material dependent excitation and energy relaxation processes.
Autor*innen: | S. Höhm, A. Rosenfeld, Jörg KrügerORCiD, Jörn BonseORCiD |
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Dokumenttyp: | Zeitschriftenartikel |
Veröffentlichungsform: | Verlagsliteratur |
Sprache: | Englisch |
Titel des übergeordneten Werkes (Englisch): | Applied surface science |
Jahr der Erstveröffentlichung: | 2013 |
Verlag: | North-Holland |
Verlagsort: | Amsterdam |
Jahrgang/Band: | 278 |
Erste Seite: | 7 |
Letzte Seite: | 12 |
Freie Schlagwörter: | Double-pulse experiments; Femtosecond laser ablation; Laser-induced periodic surface structures (LIPSS); Mach-Zehnder interferometer; Ultrafast optical techniques |
DOI: | 10.1016/j.apsusc.2012.10.188 |
ISSN: | 0169-4332 |
ISSN: | 1873-5584 |
Verfügbarkeit des Dokuments: | Datei im Netzwerk der BAM verfügbar ("Closed Access") |
Datum der Freischaltung: | 20.02.2016 |
Referierte Publikation: | Ja |
Datum der Eintragung als referierte Publikation: | 03.06.2013 |