Search Results - "Zilkie, A.J."

Nonlinear State-Space Model of Semiconductor Optical Amplifiers With Gain Compression for System Design and Analysis by Kuntze, S.B., Zilkie, A.J., Pavel, L., Aitchison, J.S.

“…In this paper, we derive a new analytical state-space model for semiconductor optical amplifier (SOA) dynamics with nonlinear gain compression. We show that a…”
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Broad-band wavelength up-conversion of picosecond pulses via four-wave mixing in a quantum-dash waveguide by Leesti, B., Zilkie, A.J., Aitchison, J.S., Mojahedi, M., Wang, R.H., Rotter, T.J., Chi Yang, Stintz, A., Malloy, K.J.

“…Wavelength up-conversion of 1.6-ps pulses is achieved through four-wave mixing (FWM) in an InAs-InP quantum-dash ridge waveguide laser operating at 1587 nm…”
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Time-Resolved Linewidth Enhancement Factors in Quantum Dot and Higher-Dimensional Semiconductor Amplifiers Operating at 1.55 [Formula Omitted] by Zilkie, A J, Meier, J, Mojahedi, M, Helmy, A S, Poole, P, Barrios, P, Poitras, D, Rotter, T J, Yang, Chi, Stintz, A, Malloy, K J, Smith, PWE, Aitchison, S J

“…In the QD SOA, the -factors exhibit little wavelength dependence over the gain bandwidth, promising for wide-bandwidth all-optical applications…”
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Time-Resolved Linewidth Enhancement Factors in Quantum Dot and Higher-Dimensional Semiconductor Amplifiers Operating at 1.55 \mu by Zilkie, A.J., Meier, J., Mojahedi, M., Helmy, A.S., Poole, P., Barrios, P., Poitras, D., Rotter, T.J., Chi Yang, Stintz, A., Malloy, K.J., Smith, P.W.E., Aitchison, S.J.

“…We report time-resolved measurements of the linewidth enhancement factors (-factors) , and , associated with the adiabatic carrier recovery, carrier heating,…”
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Carrier Dynamics of Quantum-Dot, Quantum-Dash, and Quantum-Well Semiconductor Optical Amplifiers Operating at 1.55 [mu]m by Zilkie, A J, Meier, J, Mojahedi, M, Poole, P J, Barrios, P, Poitras, D, Rotter, T J, Yang, Chi, Stintz, A, Malloy, K J, Smith, P.W.E., Aitchison, J S

“…The quantum-dot device is found to have the shortest long-lived gain recovery (~80 ps) as well as gain and phase changes indicative of a smaller linewidth…”
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Carrier Dynamics of Quantum-Dot, Quantum-Dash, and Quantum-Well Semiconductor Optical Amplifiers Operating at 1.55 \mu by Zilkie, A.J., Meier, J., Mojahedi, M., Poole, P.J., Barrios, P., Poitras, D., Rotter, T.J., Chi Yang, Stintz, A., Malloy, K.J., Smith, P.W.E., Aitchison, J.S.

“…We assess the influence of the degree of quantum confinement on the carrier recovery times in semiconductor optical amplifiers (SOAs) through an experimental…”
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Gain recovery dynamics in InAs-quantum dash optical amplifiers operating at 1550nm by Meier, J., Zilkie, A.J., Mojahedi, M., Aitchison, J.S., Wang, R.H., Rotter, T.J., Yang, C., Stintz, A., Malloy, K.J.

“…We report the first experimental characterization of the room temperature gain dynamics of InAs quantum dash optical amplifiers operating at wavelength of 1550…”
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Ultrafast gain and index dynamics in an InAs/InGaAsP quantum dot amplifier operating at 1.55 μm by Zilkie, A.J., Meier, J., Smith, P., Mojahedi, M., Aitchison, J.S., Poole, P.J., Ni, C., Barrios, A.P., Poitras, D.

“…The gain and index dynamics of a QD amplifier operating at 1.55 mum are characterized via heterodyne pump-probe measurements with 150 fs resolution. A 13 ps…”
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Effect of neighboring channels in OSNR monitoring with fractional-bit-delay interferometers by Zilkie, A.J., Lin, C., Wigley, P.G.

“…We characterize the effects of neighboring channels on the accuracy of OSNR monitoring with a fractional-bit-delay Michelson interferometer. We find errors Gt…”
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Surface plasmon polaritons mediated by ITO at near infrared wavelength by Xu, M., Alam, M.Z., Zilkie, A.J., Zeaiter, K., Aitchison, J.S.

“…ITO supports surface plasmon polaritons above 2.28 mum wavelength in symmetric glass-ITO-glass waveguides. Here, we report the dispersion relationship and…”
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Measurement of two-photon absorption in AlGaInAs strained-layer multiple-quantum-well devices at communications wavelengths by Zilkie, A.J., Morandotti, R., Smith, P.W.E., Aitchison, J.S., Hinzer, K., Knight, D.G., White, J.K., Hutchings, D.C.

“…Two-photon absorption was measured in AlGaInAs strained-layer multiple-quantum-well active waveguide devices at wavelengths near the 1575 nm band-gap. Values…”
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Linewidth enhancement factors in 1.55 μm quantum dot, quantum dash, and quantum well amplifiers by Zilkie, A.J., Meier, J., Smith, P.W.E., Mojahedi, M., Aitchison, J.S., Poole, P.J., Barrios, P., Poitras, D., Wang, R.H., Rotter, T.J., Yang, C., Stintz, A., Malloy, K.J.

“…We compare the alpha-factor of a QD amplifier operating at 1.55 mum to a quantum dash and quantum well amplifier at 1.55 mum. The QD has the lowest…”
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Comparison of the gain recovery times in low dimensional semiconductor amplifiers at 1.55 μm by Zilkie, A.J., Meier, J., Smith, P.W.E., Mojahedi, M., Aitchison, J.S., Poole, P.J., Allen, C.Ni, Barrios, P., Poitras, D., Wang, R.H., Rotter, T.J., Yang, C., Stintz, A., Malloy, K.J.

“…We compare experimentally the gain recovery times of quantum dot, quantum dash, and quantum well amplifiers based on InP and operating at 1.55mum. The QD…”
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Highly nondegenerate four-wave mixing with picosecond pulses in a quantum-dash waveguide by Leesti, B., Zilkie, A.J., Aitchison, J.S., Mojahedi, M., Smith, P.W.E., Wang, R.H., Rotter, T.J., Yang, C., Stintz, A., Malloy, K.J.

“…This letter reports the wavelength up-conversion of picosecond pulses by four-wave mixing (FWM) in a quantum-dash semiconductor optical amplifiers (SOA)…”
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