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Article overview
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Quantification of nonlinear absorption in ternary As-Sb-Se chalcogenide glasses | P. Pradhan
; Pritam Khan
; J. R. Aswin
; K. V. Adarsh
; R. Naik
; N. Das
; A. K. Panda
; | Date: |
17 Dec 2018 | Abstract: | In this article, we studied intensity dependent third order nonlinear optical
response in ternary As40Sb7Se53 and As40Sb10Se50 chalcogenide glasses by
employing nanosecond Z-scan technique. At low intensity, we observed saturable
absorption in As40Sb7Se53 which makes a remarkable transition to reverse
saturable absorption at higher intensities. On the other hand, when the Sb
concentration increased in As40Sb10Se50, saturable absorption disappears and
the sample exhibits only two-photon absorption. Experimental results further
indicate that the strong two-photon absorption in our samples can be exploited
to fabricate high performance solid state optical limiting devices for next
generation all-optical network. | Source: | arXiv, 1812.6674 | Services: | Forum | Review | PDF | Favorites |
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