Search Results - "de Matos, C.J.S."

Modeling Long-Pass Filters Based on Fundamental-Mode Cutoff in Photonic Crystal Fibers by de Matos, C.J.S.

“…Index-guiding fibers presenting a Ge-doped photonic-crystal cladding and a pure-silica core are numerically studied for the development of efficient optical…”
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Fiber Bragg grating (FBG) characterization and shaping by local pressure by de Matos, C.J.S., Torres, P., Valente, L.C.G., Margulis, W., Stubbe, R.

“…The spatial distribution of the chirp profile of a 4-cm-long nonuniform fiber Bragg grating (FBG) was studied with the exertion of local pressure on the fiber…”
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Optical time-domain reflectometry of discrete fiber Raman amplifiers by de Matos, C.J.S., Taylor, J.R.

“…Optical time-domain reflectometry is proposed and demonstrated as a means to characterize the signal power evolution in discrete fiber Raman amplifiers. Up to…”
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Modeling Long-Pass Filters Based on Fundamental-Mode Cutoff in Photonic Crystal Fibers by de Matos, C.J.S.

“…Index-guiding fibers presenting a Ge-doped photonic-crystal cladding and a pure-silica core are numerically studied for the development of efficient optical…”
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All-fibre Brillouin laser based on holey fibre yielding comb-like spectra by de Matos, C.J.S, Taylor, J.R, Hansen, K.P

“…An all-fibre integrated Brillouin ring laser including a 100-m holey fibre is presented and yields comb-like spectra due to four-wave mixing between different…”
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Use of an electroabsorption modulator and an autocorrelator for fibre chromatic dispersion measurement at 1550 nm by de Matos, C.J.S., Taylor, J.R.

“…We present the measurement of chromatic dispersion around 1550 nm of a number of optical fibres with a pulse delay technique utilising an electroabsorption…”
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Temperature response of photonic bandgap fibers based on high-index inclusions by de Oliveira, R.E.P., de Matos, C.J.S., Knight, J.C., Taru, T., Cerqueira, A.S.

“…We observed spectral shifts for short heated lengths of photonic bandgap fibers based on high-index rods. Shifts are observed in even shorter lengths if the…”
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Multiple, polarization diverse, idler wave generation in fibers from competing four-wave mixing processes by de Matos, C.J.S., Lüthi, S.R., Freitas, J.F.L., Gomes, A.S.L.

“…We report on a theoretical and experimental characterization of polarization-dependent four-wave mixing processes in highly nonlinear optical fibers. Two or…”
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Index-Guiding, Single-Mode, Liquid-Core, Liquid-Cladding Photonic Crystal Fibers by de Matos, C.J.S., Bozolan, A., Ong, J.S.K., Cordeiro, C.M.B., dos Santos, E.M., Cruz, C.H.B.

“…Index-guiding, hollow-core photonic crystal fibers whose core and cladding have been filled with different liquids are theoretically and experimentally…”
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Optical fibre modulator based on electrostatic attraction by de Matos, C.J.S., Margulis, W.

“…A fibre-based electrostatic deflector is described that enables modulating the optical signal in fibre systems. A 2.5-cm long fibre length was gold coated and…”
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Multi-kilowatt, picosecond pulses from an all-fiber chirped pulse amplification system using air-core photonic bandgap fiber by de Matos, C.J.S., Taylor, J.R.

“…Multi-kilowatt, /spl sim/1 ps pulses at 1550 nm are obtained from a fully fiber integrated chirped pulse amplification system using a conventional single-mode…”
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Gain distribution characterization of discrete fiber Raman amplifiers using optical time domain reflectometry by de Matos, C.J.S., Taylor, J.R.

“…Gain distribution characterization of discrete fiber Raman amplifiers by optical time domain reflectometry is proposed and experimentally demonstrated. Gains…”
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Measurement of fiber chromatic dispersion at 1550 um using an electro-absorption modulator and an autocorrelator by de Matos, C.J.S., Taylor, J.R.

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10, 20, and 30 GHz repetition-rate-selectable pulse source using linear and nonlinear fiber propagation by de Matos, C.J.S., Taylor, J.R.

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All-integrated Brillouin fiber ring laser using holey fiber by de Matos, C.J.S., Taylor, J.R.

“…An all-fiber Brillouin ring laser has been developed based on a /spl sim/100-m-long, 2.3-/spl mu/m-core-diameter holey fiber. The laser spectrum consisted of…”
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All-fiber continuous-wave parametric oscillator based on holey fiber by de Matos, C.J.S., Taylor, J.R.

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Response to pressure of a hollow core photonic crystal fiber for sensing applications by de Oliveira, R.E.P., de Matos, C.J.S.

“…The response to pressure of a hollow core photonic crystal fiber is investigated. The fiber is designed to operate at 1550 nm but presents core-guided…”
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Analysis of raman amplification in a practical, low-loss, photonic crystal fiber by Almeida de Araujo, A., de Matos, C.J.S.

“…This paper analyses the use of an existing, low loss, photonic crystal fiber for Raman amplification over the wide low- loss window of silica fibers. We show…”
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4/spl times/repetition rate multiplication and adiabatic Raman compression of 20-GHz optical pulses in a single fiber by de Matos, C.J.S., Chestnut, D.A., Taylor, J.R.

“…Summary form only given. We demonstrate repetition-rate quadrupling of a 4.2-ps pulse train to 80 GHz. Adiabatic Raman compression in the same fiber yielded…”
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Wavelength-tunable adiabatic Raman compression of 20-GHz pulses from a Mach-Zehnder amplitude modulator by Chestnut, D.A., de Matos, C.J.S., Taylor, J.R.

“…Summary form only given. High-repetition-rate, short-duration soliton trains in optical fibers have attracted considerable attention due to their potential…”
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