Search Results - "Franco, M.A.R."

Side-Polished Microstructured Optical Fiber for Temperature Sensor Application by Franco, M.A.R., Serrao, V.A., Sircilli, F.

“…We propose new microstructured optical fiber (MOF) designs for temperature sensing applications. Such fiber designs consist of a side-polished MOF with the…”
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Microstructured Optical Fiber for Residual Dispersion Compensation Over [Formula Omitted] Wavelength Bands by Franco, M.A.R, Serrao, V.A, Sircilli, F

“…A defected-core microstructured optical fiber (MOF) is numerically investigated for the purpose of residual chromatic dispersion compensation from telecom…”
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The effect of the proton-concentration-to-refractive-index models on the propagation properties of APE waveguides by Passaro, A., Franco, M.A.R., Abe, N.M., Sircilli, F.

“…This work analyzes the effect of the proton-concentration-to-refractive-index relation on the computation of waveguiding properties of well-annealed…”
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A simple procedure for impedance matching and tuning of microwave couplers for an electron linear accelerator by Franco, M.A.R., Serrao, V.A., Fuhrmann, C., Herdade, S.B.

“…A simple experimental procedure to match and tune "door-knob"-type microwave couplers is presented in this paper. The procedure is suitable for accelerating…”
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Microstructured Optical Fiber for Residual Dispersion Compensation Over S + C + L + U Wavelength Bands by Franco, M.A.R., Serrao, V.A., Sircilli, F.

“…A defected-core microstructured optical fiber (MOF) is numerically investigated for the purpose of residual chromatic dispersion compensation from telecom…”
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Numerical and experimental analysis of polarization properties from hybrid PCFs across different photonic bandgaps by Cerqueira S., A., do Nascimento, A.R., Franco, M.A.R., de Oliveira, I., Serrão, V.A., Fragnito, H.L.

“…► Hybrid photonic crystal fibers were numerically and experimentally characterized. ► We modeled the stress induced high birefringence in hybrid photonic…”
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Strong power transfer between photonic bandgaps of hybrid photonic crystal fibers by Arismar Cerqueira, S., do Nascimento, A.R., Bonomini, I.A.M., Franco, M.A.R., Serrão, V.A., Cordeiro, C.M.B.

“…This work reports the strong nonlinear power transfer between two adjacent photonic bandgaps of hybrid photonic crystal fibers. The nonlinear phenomenon…”
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Finite element analysis of anisotropic optical waveguide with arbitrary index profile by Franco, M.A.R., Passaro, A., Cardoso, J.R., Machado, J.M.

“…This work presents the application of a scalar finite element formulation for E/sup x/ (TE-like) modes in anisotropic planar and channel waveguides with…”
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MATHEMATICA notebook for computing tetrahedral finite element shape functions and matrices for the Helmholtz equation by Franco, M.A.R., Passaro, A., Machado, J.M.

“…A MATHEMATICA notebook to compute the elements of the matrices which arise in the solution of the Helmholtz equation by the finite element method (nodal…”
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Dispersion Properties of Microstructured Optical Fiber with12-Fold Quasicrystal Lattice of Holes by Sircilli, F., Franco, M.A.R., Serrao, V.A.

“…In this paper the propagation properties of microstructured optical fiber with 12-fold quasicrystal lattice of air-holes in a silica matrix have been studied…”
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Modal analysis of anisotropic diffused-channel waveguide by a scalar finite element method by Franco, M.A.R., Passaro, A., Neto, F.S., Cardoso, J.R., Machado, J.M.

“…A procedure to model optical diffused-channel waveguides is presented in this work. The dielectric waveguides present anisotropic refractive indexes which are…”
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Dependence of the waveguide properties on different models to relate the hydrogen concentration to the refractive index in APE LiNbO/sub 3 by Passaro, A., Franco, M.A.R.

“…The effect of the proton-concentration-to-refractive-index relation on the waveguiding properties for well annealed proton exchange waveguides on LiNbO/sub 3/…”
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Modeling residual thermal stress-induced integrated optical waveguides on Bi12GeO20 substrate for electrooptic modulation application by Sato, S.S., Santos, J.C., Franco, M.A.R.

“…The residual thermal stress study of an optical waveguide based on isotropic material (bismuth germanate, BGO), the Pockels eletro-optic effect and the modal…”
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Dual-concentric-core microstructured optical fiber with selective filling of hole for chromatic dispersion compensation by Franco, M.A.R., Serrao, V.A., Sircilli, F.

“…We propose three designs of microstructured optical fibers for chromatic dispersion compensation. Dispersion of -3500, -25000, and -135000 ps/nm/km were…”
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Analysis of a x-cut Ti:LiNbO/sub 3/ electrooptic modulator with a ridge structure by Abe, N.M., Franco, M.A.R., Passaro, A.

“…An analysis of a Ti:LiNbO/sub 3/ Mach-Zehnder traveling-wave electrooptic modulator with a ridge structure is presented in this work. The performance of the…”
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Finite element analysis of thermo-optic integrated photonic devices by Sircilli, F., Franco, M.A.R., Passaro, A., Abe, N.M.

“…Integrated photonic devices are particularly sensitive to temperature variations. This work describes a numerical approach to evaluate the influence of the…”
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Finite element analysis of planar electron waveguides using a PML-Like spatial mapping by Franco, M.A.R., Serrao, V.A., Sircilli, F., Passaro, A., Abe, N.M.

“…This work presents an approach for the analysis of guided and quasi-guided modes in planar electron waveguides with arbitrarily shaped potential and arbitrary…”
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Finite element analysis of photonic crystal fibers by Franco, M.A.R., Hattori, H.T., Sircilli, F., Passaro, A., Abe, N.M.

“…Photonic crystal fibers present a new way to guide light The air holes in the fiber work as a cladding, but provide much more flexibility in the design. In…”
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Highly birefringent photonic crystal fiber with squeezed hexagonal and rectangular lattices by Franco, M.A.R., Barretto, E.C.S., Serrao, V.A., Sircilli, F.

“…The birefringence of photonic crystal fiber (PCF) with squeezed hexagonal and rectangular lattices was calculated by a finite element software. Squeezes in the…”
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Modal analysis of quasi-guided waveguides by the finite element method with spatial transformations by Passaro, A., Franco, M.A.R., Machado, J.M., Cardoso, J.R.

“…This work presents an approach for the computation of resonant modes in quasi-guided waveguides by the finite element method. In this approach, a spatial…”
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