Home / Comparison of Low Loss and Lifetime Performance of Planar Optical Waveguides
Planar optical waveguides formed by ion-exchange in glass are sensitive to changes in parameters such as: refractive index, absorption, and light-emitting processes such as
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Introduction Compared to bulk and fiber optic systems, photonic integrated circuits (PICs) can offer improved performance and stability in a smaller footprint and at a lower cost. Many targeted PIC
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All optical information processing can overcome optoelectronic conversions that limit both the speed and bandwidth and are also power
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This paper proposes an investigation in the terahertz (THz) frequency range of the dispersion and an individual quantitative treatment of the losses of the most classical microwave waveguides (coplanar,
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Thermal imprinting, a technique proposed more than four decades ago, is known for its cost-efficiency and high throughput in microstructuring capability. The process involves the
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Abstract—The Kerr nonlinear optical performance of silicon nanowire waveguides integrated with 2D layered graphene oxide (GO) films is theoretically studied and optimized based on experimentally
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is presented, based on low cost CMOS-compatible LPCVD processing of alternating Si3N4 and SiO2 layers. Th. technology allows for medium and high index-contrast waveguides that exhibit low channel...
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Abstract: A technique for making high extinction and broadband polarizers in a low loss planar waveguide platform is presented and characterized. Extinction greater than 78 dB is obtained with
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Planar Waveguides Optical signal transmission via fiberglass waveguides revolutionized telecommunication over long distances. The wavelength regimes around 1.3 μm and 1.55 μm are
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A combination of acrylate formulations and SiO2 nanoparticles is investigated with the aim to improve the optical properties of low-refractive index
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Ultra Low Loss Planar Waveguides and Their Applications. Ultra-low loss optical planar waveguide technology is a critical research area driven by the need to improve energy effi-ciency and advance
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Scattering losses of guided waves that propagate in a planar waveguide are considered. Sources of scattering include random roughness at the cladding-core boundaries and random inhomogeneity of
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In this article, we proposed a novel polycarbonate that has high optical transparence at the communication wavelengths. The measured results show that this polycarbonate material exhibits
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Based on subwavelength gratings, here, we show that it is possible to create broadband, multimode waveguides with very low propagation losses despite using a strongly absorbing material.
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Very low-loss silica waveguides with well-defined core geometry enable us to design complicated circuits by utilizing various numerical simulation techniques. Recently, synthesis theory of the lattice
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One of the insights of the ATR FTIR investigations presented in section two is that a low SiH4/CH4ratio is preferable, because Si-H bonds absorbing in the optical C band are less pronounced in this case.
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Low Optical Loss Planar Waveguides Prepared in an Organic–Inorganic Hybrid System November 2000 Applied Physics Letters 77
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Thus, direct comparisons of dispersion and losses between different planar waveguides in THz frequency are not obvious, because they depend on the substrate nature, [Z b.c] , or the
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A 1542-nm planar-waveguide external cavity laser (PW-ECL) is shown to have a sufficiently low level of noise to be suitable for precision measurement
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To quantitatively describe the optical loss, the exponential attenuation coefficient is generally used. In this case, the intensity (power per unit length) decays along the waveguide.
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Record low single-mode propagation loss in these waveguides was measured with OFDR to be 0.70 ± 0.02 dB/m, while the lowest fundamental mode loss in a multi-mode structure was 0.43 ± 0.04 dB/m.
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Low-loss slab waveguides with air as overcladding based on a high glass transition temperature (Tg) polycarbonate were fabricated through spin-coating. Optical absorption and thermo
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A systematic comparison of optics and optical material design parameters and the merit of the different PLC systems have been explored within this review to serve as a ready reference for its
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tegrated waveguides that consist of pairs of integrated high-index-contrast gratings. To showcase this concept, we demonstrate guiding of visible light in the wavelength range of 550–650
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Integrated planar optical waveguide interferometer biosensors are advantageous combinations of evanescent field sensing and optical phase difference measurement methods. By
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To address the demand for low-cost, low-loss, and environmentally friendly optical power dividers in short-range visible light communication (VLC) systems, a low-loss 1 × 2 Y-branch optical
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Polymer optical waveguides would play a key role in broadband communications, such as optical networking, metropolitan access communications, and computing systems, due mainly to
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From group index and critical bend radius measurements, we show that the BPSG and bonded thermal oxide approaches are low stress. From spectral measurements of the propagation loss for each
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