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Entrainment of Micromechanical Limit Cycle Oscillators in the Presence of Frequency Instability
Limit cycles micromechanical devices optical resonators oscillators thermomechanical processes
2015/8/27
The nonlinear dynamics of micromechanical oscil-lators are explored experimentally. Devices consist of singly and doubly supported Si beams, 200nm thick and 35 μm long.When illuminated within a laser ...
Wireless power transfer in the presence of metallic plates:Experimental results
Wireless power transfer metallic plates
2015/8/7
We demonstrate efficient wireless power transfer between two high Q resonators,especially in a complex electromagnetic environment. In the close proximity of metallic plates, the transfer ef@...
Wireless energy transfer with the presence of metallic planes
Wireless energy transfer metallic planes
2015/8/10
We numerically demonstrated that efficient wireless energy transfer can be achieved between two high Q resonators in a complex electromagnetic environment. In particular, in the close proximity ...
Optimization of 16-point Ring Constellations in the Presence of Nonlinear Phase Noise
Fiber optics communications Coherent communications
2015/5/21
The optimum radius distribution in terms of the average symbol error rate (SER)for different 16-pointsignal sets is derived numericallyfor a fiber channel limited by nonlinear phase noise. The results...
New PMD-Induced Crosstalk in the Presence of PDL in a Polarization-Multiplexed Ultrahigh-Speed Transmission
PMD-Induced Polarization-Multiplexed Ultrahigh-Speed Transmission
2015/5/15
New impairments in polarization-multiplexed ultrahigh-speed transmission in the presence of PMD and PDL are identified analytically and experimentally. Crosstalk is inevitable even with PSP launching,...
Real-time Detection of a 40 Gbps Intradyne Channel in the Presence of Multiple Received WDM Channels
Fiber optics communications Networks Coherent communications
2015/6/5
We characterize a single-ended intradyne receiver’s performance when multiple channels are received without optical demultiplexing. A 40Gb/s dual-polarization QPSK channel is recovered from 16 interfe...
DGD Estimation from FIR Filter Taps in Presence of Higher Order PMD
DGD Estimation FIR Filter Taps Higher Order PMD
2015/7/31
We estimate the DGD τ ( ω ) over the complete system bandwidth from FIR filter taps in coherent receivers with digital equalization, obtaining accurate DGD values even in presence of higher order PMD...
Kinetic description of microwave Raman regime free-electron laser in the presence of helical wiggler and guiding magnetic fields
free electron laser kinetic approach
2011/5/4
A full dispersion relation obtained for free-electron laser by kinetic approach based on the method of characteristics in the presence of circularly polarized, periodic, static helical wiggler magneti...
Photonic crystal slabs demonstrating strong broadband suppression of transmission in the presence of disorders
Photonic crystal slabs strong broadband suppression transmission disorders
2015/8/11
We characterize the transmission spectra of out-of-plane, normal-incidence light of two-dimensional silicon photonic crystal slabs and observe excellent agreement between the measured data and finite-...
Temporal Coupled-Mode Theory and the Presence of Non-Orthogonal Modes in Lossless Multimode Cavities
Electromagnetic coupling fi lters optical switches resonance
2015/8/11
We develop a general temporal coupled-mode theory for multimode optical resonators. This theory incorporates a formal description of a direct transmission pathway, and is therefore capable of describi...
Generation of fundamental soliton in the presence of initial linear chirp
split-step Fourier method soliton chirp nonlinear Schroedinger equation
2011/4/25
Generation of fundamental soliton in nonlinear optical fiber from chirped pulses of different initial shapes is discussed. Results of numerical calculations having in view solution of nonlinear Schr&o...