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Invited Article: Filamentary deposition of laser energy in glasses with Bessel beams
- Source :
- APL photonics, Melville : AIP publishing, 2018, vol. 3, iss. 12, art. no. 120805, p. [1-15], APL Photonics 3 (2018). doi:10.1063/1.5053085, info:cnr-pdr/source/autori:Lamperti M.; Jukna V.; Jedrkiewicz O.; Di Trapani P.; Stoian R.; Itina T.E.; Xie C.; Courvoisier F.; Couairon A./titolo:Invited Article: Filamentary deposition of laser energy in glasses with Bessel beams/doi:10.1063%2F1.5053085/rivista:APL Photonics/anno:2018/pagina_da:/pagina_a:/intervallo_pagine:/volume:3, APL Photonics, APL Photonics, AIP Publishing LLC, 2018, 3 (12), pp.120805. ⟨10.1063/1.5053085⟩, APL Photonics, Vol 3, Iss 12, Pp 120805-120805-15 (2018)
- Publication Year :
- 2018
-
Abstract
- We investigate the nonlinear absorption of laser energy in the bulk of transparent dielectrics for femtosecond and picosecond laser pulses focused by a conical lens. We highlight the influence of the pulse duration, laser pulse energy, and cone angle on laser energy absorption in transparent dielectrics. We provide a semi-analytical model allowing the calculation of maps for the density of nonlinear absorption of energy in BK7 and in SiO2 as a function of the pulse duration and peak fluence in the focal region. The comparison of the density of nonlinear absorption of energy with the available energy density determines optimal pulse durations and Bessel beam cone angles compatible with uniform laser energy deposition in the Bessel zone. The results reproduce quantitatively the transmission measurements for experiments in BK7 with picosecond pulses and suggest that the loss of propagation invariance and uniform laser energy deposition is responsible for a previously reported transition between different types of damage morphology in SiO2 [M. K. Bhuyan et al., Appl. Phys. Lett. 104, 021107 (2014)].
- Subjects :
- lcsh:Applied optics. Photonics
Materials science
Computer Networks and Communications
Physics::Optics
02 engineering and technology
Bessel beams
01 natural sciences
law.invention
010309 optics
Optics
law
nonlinear optics
micro-fabrication
Atomic and Molecular Physics
0103 physical sciences
Atomic and Molecular Physics, and Optics
Ligand cone angle
ComputingMilieux_MISCELLANEOUS
[PHYS]Physics [physics]
business.industry
lcsh:TA1501-1820
Nonlinear optics
Pulse duration
021001 nanoscience & nanotechnology
Laser
Pulse (physics)
filamentation
Picosecond
Femtosecond
Bessel beam
and Optics
0210 nano-technology
business
Subjects
Details
- Language :
- English
- ISSN :
- 23780967
- Database :
- OpenAIRE
- Journal :
- APL photonics, Melville : AIP publishing, 2018, vol. 3, iss. 12, art. no. 120805, p. [1-15], APL Photonics 3 (2018). doi:10.1063/1.5053085, info:cnr-pdr/source/autori:Lamperti M.; Jukna V.; Jedrkiewicz O.; Di Trapani P.; Stoian R.; Itina T.E.; Xie C.; Courvoisier F.; Couairon A./titolo:Invited Article: Filamentary deposition of laser energy in glasses with Bessel beams/doi:10.1063%2F1.5053085/rivista:APL Photonics/anno:2018/pagina_da:/pagina_a:/intervallo_pagine:/volume:3, APL Photonics, APL Photonics, AIP Publishing LLC, 2018, 3 (12), pp.120805. ⟨10.1063/1.5053085⟩, APL Photonics, Vol 3, Iss 12, Pp 120805-120805-15 (2018)
- Accession number :
- edsair.doi.dedup.....effc143df0edf72498894935b7d56a5e