Details
Originalsprache | Englisch |
---|---|
Seiten (von - bis) | 1478-1480 |
Seitenumfang | 3 |
Fachzeitschrift | Optics Letters |
Jahrgang | 37 |
Ausgabenummer | 9 |
Publikationsstatus | Veröffentlicht - 1 Mai 2012 |
Abstract
We report on the laser damage resistance of ion beam-sputtered oxide materials (Al2O3, Nb2O5, HfO 2, SiO2, Ta2O5, ZrO2) and mixtures of Al2O3-SiO2, Nb2O 5-SiO2, HfO2-SiO2, Ta 2O5-SiO2, and ZrO2-SiO2, irradiated by single 500 fs pulses at 1030 nm. Laser-induced damage threshold (LIDT), refractive index, and bandgaps of the single-layer coatings are measured. For pure oxide materials a linear evolution of the LIDT with bandgap is observed. The results are in accordance with our simulations based on photo-ionization and avalanche-ionization. In the case of mixtures, however, deviations from the previous behaviors are evidenced. The evolution of the LIDT as a function of the refractive index is analyzed, and an empirical description of the relation between refractive index and LIDT is proposed.
ASJC Scopus Sachgebiete
- Physik und Astronomie (insg.)
- Atom- und Molekularphysik sowie Optik
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in: Optics Letters, Jahrgang 37, Nr. 9, 01.05.2012, S. 1478-1480.
Publikation: Beitrag in Fachzeitschrift › Artikel › Forschung › Peer-Review
}
TY - JOUR
T1 - Femtosecond laser damage resistance of oxide and mixture oxide optical coatings
AU - Mangote, Benoit
AU - Gallais, Laurent
AU - Commandré, Mireille
AU - Mende, Mathias
AU - Jensen, Lars
AU - Ehlers, Henrik
AU - Jupé, Marco
AU - Ristau, Detlev
AU - Melninkaitis, Andrius
AU - Mirauskas, Julius
AU - Sirutkaitis, Valdas
AU - Kicas, Simonas
AU - Tolenis, Tomas
AU - Drazdys, Ramutis
PY - 2012/5/1
Y1 - 2012/5/1
N2 - We report on the laser damage resistance of ion beam-sputtered oxide materials (Al2O3, Nb2O5, HfO 2, SiO2, Ta2O5, ZrO2) and mixtures of Al2O3-SiO2, Nb2O 5-SiO2, HfO2-SiO2, Ta 2O5-SiO2, and ZrO2-SiO2, irradiated by single 500 fs pulses at 1030 nm. Laser-induced damage threshold (LIDT), refractive index, and bandgaps of the single-layer coatings are measured. For pure oxide materials a linear evolution of the LIDT with bandgap is observed. The results are in accordance with our simulations based on photo-ionization and avalanche-ionization. In the case of mixtures, however, deviations from the previous behaviors are evidenced. The evolution of the LIDT as a function of the refractive index is analyzed, and an empirical description of the relation between refractive index and LIDT is proposed.
AB - We report on the laser damage resistance of ion beam-sputtered oxide materials (Al2O3, Nb2O5, HfO 2, SiO2, Ta2O5, ZrO2) and mixtures of Al2O3-SiO2, Nb2O 5-SiO2, HfO2-SiO2, Ta 2O5-SiO2, and ZrO2-SiO2, irradiated by single 500 fs pulses at 1030 nm. Laser-induced damage threshold (LIDT), refractive index, and bandgaps of the single-layer coatings are measured. For pure oxide materials a linear evolution of the LIDT with bandgap is observed. The results are in accordance with our simulations based on photo-ionization and avalanche-ionization. In the case of mixtures, however, deviations from the previous behaviors are evidenced. The evolution of the LIDT as a function of the refractive index is analyzed, and an empirical description of the relation between refractive index and LIDT is proposed.
UR - http://www.scopus.com/inward/record.url?scp=84862106921&partnerID=8YFLogxK
U2 - 10.1364/OL.37.001478
DO - 10.1364/OL.37.001478
M3 - Article
AN - SCOPUS:84862106921
VL - 37
SP - 1478
EP - 1480
JO - Optics Letters
JF - Optics Letters
SN - 0146-9592
IS - 9
ER -