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Cited by 330

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Blazed binary subwavelength gratings with efficiencies larger than those of conventional échelette gratings

Lalanne, Philippe, Astilean, Simion, Chavel, Pierre, Cambril, Edmond, Launois, Huguette·1998·Optics Letters

Abstract

We introduce a new structural cutoff beyond which subwavelength gratings cease to behave as homogeneous media and discuss its effects on the proper selection of the sampling periods of subwavelength diffractive elements. According to this analysis, a 3lambda-period blazed binary grating composed of square pillars is designed for He-Ne operation and is fabricated by etching of a TiO>(2) layer deposited upon a glass substrate. Its first-order measured diffraction efficiency is 12% larger than the theoretical efficiency of an ideal blazed échelette grating in glass with the same period.

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Metadata

Authors
Lalanne, P., Astilean, S., Chavel, P., Cambril, E., & Launois, H.
Venue
Optics Letters
Published
1998-07-15
Volume
23
Issue
14
Pages
1081
ISSN
  • 0146-9592 (ISSN-L)
  • 1539-4794
OpenAlex
W2080722734
Cited by
330
References
0
FWCI
4.47
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Blazed binary subwavelength gratings with efficiencies larger than those of conventional échelette gratings. https://app.cochat.ai/papers/10.1364/ol.23.001081
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Lalanne, P., Astilean, S., Chavel, P., Cambril, E., & Launois, H. (1998). Blazed binary subwavelength gratings with efficiencies larger than those of conventional échelette gratings. Optics Letters. https://doi.org/10.1364/ol.23.001081

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