Search Results - "Donzella, V."

Using Semiconductor-Optical Amplifiers With Constant Envelope WDM Signals by Ciaramella, E., D'Errico, A., Donzella, V.

“…Semiconductor-optical amplifiers (SOAs) could be used in wavelength-division multiplexing (WDM) systems with constant envelope modulation formats. However if…”
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Ion-exchanged Er3+/Yb3+ co-doped waveguide amplifiers longitudinally pumped by broad area lasers by Donzella, V, Toccafondo, V, Faralli, S, Di Pasquale, F, Cassagnettes, C, Barbier, D, Figueroa, H Hernandez

“…A multimode pumping scheme for Er(3+)/Yb(3+) co-doped waveguide amplifiers based on broad area lasers at around 980 nm is presented. The proposed amplifier is…”
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Effect of Si-nc to }^ Coupling Ratio in EDWAs Longitudinally Pumped by Visible Broad-Area Lasers by Donzella, V., Faralli, S., Toccafondo, V., Di Pasquale, F.

“…We present a finite element based model for Si-nc sensitized Er 3+ doped waveguide amplifiers (EDWA), longitudinally pumped by a novel pumping scheme using…”
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Accuracy of 1D compact laser model laser model results from 1D compact model compared with detailed 2D simulation by Pacradouni, V., Klein, J., Donzella, V., Pond, J., Li, Z. Q., Li, S.

“…We compare results from Lumerical's one-dimensional traveling wave compact gain model running within INTERCONNECT with those from LASTIP, a 2D laser model from…”
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High Performance Time Domain FBG Dynamic Interrogation Scheme Based on Pulse Coding by Zaidi, F., Nannipieri, T., Signorini, A., Taki, M., Donzella, V., Di Pasquale, F.

“…A novel method to improve the measurement range, resolution, and multiplexing capability of time division multiplexed (TDM) fiber Bragg grating (FBM) sensors,…”
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Effect of Si-nc to hbox Er 3 + Coupling Ratio in EDWAs Longitudinally Pumped by Visible Broad-Area Lasers by Donzella, V, Faralli, S, Toccafondo, V, Di Pasquale, F

“…We present a finite element based model for Si-nc sensitized Er super(3+) doped waveguide amplifiers (EDWA), longitudinally pumped by a novel pumping scheme…”
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Ion-exchanged Er^3+/Yb^3+ co-doped waveguide amplifiers longitudinally pumped by broad area lasers by Donzella, V., Toccafondo, V., Faralli, S., Di Pasquale, F., Cassagnettes, C., Barbier, D., Figueroa, H. Hernandez

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Parameters affecting the performance of WDM-DPSK systems based on SOA amplifiers by Ciaramella, E., D'Errico, A., Donzella, V.

“…We determine the key physical parameters affecting the design of SOA-based WDM- DPSK systems. System limitations critically depend on the interplay of…”
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Modelling of asymmetric slot racetracks for improved bio-sensors performance by Donzella, V., Fard, S. Talebi, Chrostowski, L.

“…This paper presents a study on asymmetric slot waveguide resonators to be used as sensing elements in Laboratory on a chip (LOC). They combine slot waveguide…”
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Compact and broad band directional coupler for sub-wavelength grating SOI components by Donzella, V., Flueckiger, J., Sherwali, A., Fard, S. Talebi, Grist, S. M., Chrostowski, L.

“…We present a sub-wavelength grating (SWG) directional coupler, to split light between SWG waveguides. Fabricated devices have compact design combined with…”
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Sensitivity analysis of thin waveguide SOI ring resonators for sensing applications by Fard, S. T., Donzella, V., Schmidt, S. A., Ratner, D. M., Bojko, R. J., Chrostowski, Lukas

“…This work presents a study, with preliminary fabrication, of thin optical resonators for sensing applications. Using thin waveguides shows promise in enhancing…”
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Effect of Si-nc to Er3+ coupling ratio and multimode resonant pumping on EDWAs performance by Donzella, V., Faralli, S., Di Pasquale, F.

“…We present a finite element based 3D model for Si-nc sensitized EDWAs, longitudinally pumped by broad area visible lasers. The effects of Si-nc to Er 3+…”
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Phosphate glass ion-exchange Er3+/Yb3+ co-doped waveguide amplifiers longitudinally pumped by broad area lasers by Donzella, V., Toccafondo, V., Faralli, S., Di Pasquale, F., Barbier, D., Figueroa, H.H.

“…We show that Er 3+ /Yb 3+ co-doped waveguide amplifiers, based on ion-exchange technology on phosphate glasses, can be effectively pumped by high-power and…”
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In-Field WDM-DPSK 8×10 Gb/s Transmission over 300 km using Four Common SOAs by Ciaramella, E., D'Errico, A., Donzella, V., Contestabile, G., Betti, S., Carrozzo, V., Curti, F., Guglielmucci, M.

“…Field-trial transmission demonstrates the feasibility of WDM-DPSK systems exploiting semiconductor optical amplifiers, with practical amplifier spacing (100…”
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