http://www.cnr.it/ontology/cnr/individuo/prodotto/ID231677
Optical studies of two dimensional gratings in fused silica, GE 124, and FoturanTM glasses fabricated using femtosecond laser pulses (Articolo in rivista)
- Type
- Label
- Optical studies of two dimensional gratings in fused silica, GE 124, and FoturanTM glasses fabricated using femtosecond laser pulses (Articolo in rivista) (literal)
- Anno
- 2009-01-01T00:00:00+01:00 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
- 10.1016/j.optcom.2009.08.041 (literal)
- Alternative label
K.C. Vishnubhatla (1), S. Venugopal Rao (2), R. Sai Santosh Kumar (1), M. Ferrari (3), D. Narayana Rao (1) (2009)
Optical studies of two dimensional gratings in fused silica, GE 124, and FoturanTM glasses fabricated using femtosecond laser pulses
in Optics communications (Print); ELSEVIER SCIENCE BV, PO BOX 211, 1000 AE AMSTERDAM, NETHERLANDS, AMSTERDAM (Paesi Bassi)
(literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- K.C. Vishnubhatla (1), S. Venugopal Rao (2), R. Sai Santosh Kumar (1), M. Ferrari (3), D. Narayana Rao (1) (literal)
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- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- (1) School of Physics, University of Hyderabad, Hyderabad 500046, India; (2) Advanced Centre of Research in High Energy Materials (ACRHEM), School of Physics, University of Hyderabad, Hyderabad 500046, India; (3) CNR-IFN, CSMFO Laboratory, via alla Cascata 56/c, Povo, 38050 Trento, Italy (literal)
- Titolo
- Optical studies of two dimensional gratings in fused silica, GE 124, and FoturanTM glasses fabricated using femtosecond laser pulses (literal)
- Abstract
- Herein we present results on the femtosecond laser direct writing and optical characterization studies of
two dimensional gratings in fused silica, GE 124, and Foturan
glasses. Varieties of structures were
achieved with varying input energy and spatial orientation of the samples. Various characterization tech-
niques including fluorescence spectroscopy, micro-Raman spectroscopy, and laser confocal microscopy
were employed to analyze the structural and physical modifications at the focal volume resulting in
change of refractive index. Diffraction efficiencies of
9-12% were observed from the grating structures.
A broad-band emission was observed in the laser-modified region of the Foturan glass. The obtained
results are analyzed in the light of recent work in similar glasses and exploring the applications of such
structures in the fields of photonics. (literal)
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