Assessment of space radiation effects on solid-state Brillouin phase conjugate mirrors

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Assessment of space radiation effects on solid-state Brillouin phase conjugate mirrors. / Brignon, A.; Richard, S.; Goussarov, Andrei; Berghmans, Francis; Georges, M.; Thibert, T.; Lien, Y.

In: Applied Optics, Vol. 46, No. 22, 08.2007, p. 5329-5335.

Research output: Contribution to journalArticle

Harvard

Brignon, A, Richard, S, Goussarov, A, Berghmans, F, Georges, M, Thibert, T & Lien, Y 2007, 'Assessment of space radiation effects on solid-state Brillouin phase conjugate mirrors', Applied Optics, vol. 46, no. 22, pp. 5329-5335.

APA

Brignon, A., Richard, S., Goussarov, A., Berghmans, F., Georges, M., Thibert, T., & Lien, Y. (2007). Assessment of space radiation effects on solid-state Brillouin phase conjugate mirrors. Applied Optics, 46(22), 5329-5335.

Vancouver

Brignon A, Richard S, Goussarov A, Berghmans F, Georges M, Thibert T et al. Assessment of space radiation effects on solid-state Brillouin phase conjugate mirrors. Applied Optics. 2007 Aug;46(22):5329-5335.

Author

Brignon, A. ; Richard, S. ; Goussarov, Andrei ; Berghmans, Francis ; Georges, M. ; Thibert, T. ; Lien, Y. / Assessment of space radiation effects on solid-state Brillouin phase conjugate mirrors. In: Applied Optics. 2007 ; Vol. 46, No. 22. pp. 5329-5335.

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@article{27195a7f0c0f41799678190afa5b8106,
title = "Assessment of space radiation effects on solid-state Brillouin phase conjugate mirrors",
abstract = "Optical phase conjugation (OPC) provides dynamical correction of thermally induced aberrations in high-power laser systems. This method is particularly interesting for space applications because it is passive, mechanically simple, and allows for improved beam quality with only a small loss in power. To exploit it one has to assess the effect of the space environment, and in particular of space radiation, on the properties of the materials that are suitable for phase-conjugating mirrors (PCMs). We have investigated both materials providing OPC via stimulated Brillouin scattering and actual PCMs with regard to their radiation hardness. Proton-and gamma-irradiated PCMs in the form of 30-cm long silica rods and 5-cm long TeO2 crystals were tested in a single frequency flashlamp pumped Nd:YAG system delivering up to 220 mJ pulses with a 20 ns duration at a 50 Hz repetition rate. The difference in the reflectivity between irradiated and nonirradiated components was found to be within measurements errors. Gamma irradiation of TeO2 resulted in a decrease of the laser-induced damage threshold, while for silica possible changes were below detection limit.Our results show that synthetic fused silica,and Lithosil in particular, can be used for generating OPC in laser systems operating in a space radiation environment.",
keywords = "Brillouin, phase-conjugating mirrors, optical phase conjugation",
author = "A. Brignon and S. Richard and Andrei Goussarov and Francis Berghmans and M. Georges and T. Thibert and Y. Lien",
note = "Score = 10",
year = "2007",
month = "8",
language = "English",
volume = "46",
pages = "5329--5335",
journal = "Applied Optics",
issn = "0003-6935",
number = "22",

}

RIS - Download

TY - JOUR

T1 - Assessment of space radiation effects on solid-state Brillouin phase conjugate mirrors

AU - Brignon, A.

AU - Richard, S.

AU - Goussarov, Andrei

AU - Berghmans, Francis

AU - Georges, M.

AU - Thibert, T.

AU - Lien, Y.

N1 - Score = 10

PY - 2007/8

Y1 - 2007/8

N2 - Optical phase conjugation (OPC) provides dynamical correction of thermally induced aberrations in high-power laser systems. This method is particularly interesting for space applications because it is passive, mechanically simple, and allows for improved beam quality with only a small loss in power. To exploit it one has to assess the effect of the space environment, and in particular of space radiation, on the properties of the materials that are suitable for phase-conjugating mirrors (PCMs). We have investigated both materials providing OPC via stimulated Brillouin scattering and actual PCMs with regard to their radiation hardness. Proton-and gamma-irradiated PCMs in the form of 30-cm long silica rods and 5-cm long TeO2 crystals were tested in a single frequency flashlamp pumped Nd:YAG system delivering up to 220 mJ pulses with a 20 ns duration at a 50 Hz repetition rate. The difference in the reflectivity between irradiated and nonirradiated components was found to be within measurements errors. Gamma irradiation of TeO2 resulted in a decrease of the laser-induced damage threshold, while for silica possible changes were below detection limit.Our results show that synthetic fused silica,and Lithosil in particular, can be used for generating OPC in laser systems operating in a space radiation environment.

AB - Optical phase conjugation (OPC) provides dynamical correction of thermally induced aberrations in high-power laser systems. This method is particularly interesting for space applications because it is passive, mechanically simple, and allows for improved beam quality with only a small loss in power. To exploit it one has to assess the effect of the space environment, and in particular of space radiation, on the properties of the materials that are suitable for phase-conjugating mirrors (PCMs). We have investigated both materials providing OPC via stimulated Brillouin scattering and actual PCMs with regard to their radiation hardness. Proton-and gamma-irradiated PCMs in the form of 30-cm long silica rods and 5-cm long TeO2 crystals were tested in a single frequency flashlamp pumped Nd:YAG system delivering up to 220 mJ pulses with a 20 ns duration at a 50 Hz repetition rate. The difference in the reflectivity between irradiated and nonirradiated components was found to be within measurements errors. Gamma irradiation of TeO2 resulted in a decrease of the laser-induced damage threshold, while for silica possible changes were below detection limit.Our results show that synthetic fused silica,and Lithosil in particular, can be used for generating OPC in laser systems operating in a space radiation environment.

KW - Brillouin

KW - phase-conjugating mirrors

KW - optical phase conjugation

UR - http://ecm.sckcen.be/OTCS/llisapi.dll/open/ezp_84373

UR - http://knowledgecentre.sckcen.be/so2/bibref/4571

M3 - Article

VL - 46

SP - 5329

EP - 5335

JO - Applied Optics

JF - Applied Optics

SN - 0003-6935

IS - 22

ER -

ID: 145638