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Tunable nonlinear frequency conversion of bismuth-tellurite glass holey fiber
Nonlinear optics fiber Harmonic generation and mixing
2015/5/22
We report on tunable parametric generation (PG) and third-harmonic generation (THG) in a 2.9-μm core bismuth-tellurite holey glass fiber. The maximum conversion efficiency was measured to be 0.1% and ...
Outage calculations for spatially multiplexed fiber links
Outage calculations spatially multiplexed fiber links
2015/5/21
We calculate multiple-input-multiple-output (MIMO) outage probabilities for optical fiber links employing spatial multiplexing across linearly coupled propagation modes in the presence of mode-depende...
Fiber optics communications;Modulation
Coherent communications Nonlinear optics fibers 300.2570 Four-wave mixing
2015/5/21
We show that the performance of a coherently-detected transmission systems employing digital back-propagation is limited by FWM between signal and noise, and demonstrate an excellent agreement between...
All-optical OOK to 16QAM Modulation Format Conversion Employing Nonlinear Optical Fiber Loop Mirror
Modulation Nonlinear optical signal processing
2015/5/21
We propose a novel all-optical modulation format conversion scheme from on-off-keying to 16 quadrature amplitude modulation using nonlinear optical loop mirror based on parametric amplification and cr...
Fiber Laser Mode Locked by Carbon Nanotubes-N-methyl- 2-Pryrrolidone Solution in Fiber Microchannel
Lasers fiber Mode-locked lasers
2015/5/21
We demonstrated an Erbium-doped picosecond fiber laser mode locked by carbon nanotube in N-methyl-2-pryrrolidone solvent in an in-fiber micro-channel.
Fiber Laser Mode Locked by Carbon Nanotubes-N-methyl- 2-Pryrrolidone Solution in Fiber Microchannel
Lasers fiber Mode-locked lasers
2015/5/21
We demonstrated an Erbium-doped picosecond fiber laser mode locked by carbon nanotube in N-methyl-2-pryrrolidone solvent in an in-fiber micro-channel.
Passive Mode-Locker Incorporating Physically Exfoliated Graphene for Fiber Ring Lasers
Mode-locked laser Nanomaterials Lasers fiber
2015/5/21
A passively mode-locked fiber laser is realized using an intracavity intensity-modulating effect in multilayered graphene efficiently prepared by taping method. 10.6-MHz pulse trains with 40-dB extinc...
Nonlinearity-Preserved Graphene/PVAc Composite in Optical Deposition for Fiber Mode-Locked Lasers
Nanomaterials Nonlinear optical devices Mode-locked laser
2015/5/21
We demonstrate efficient optical deposition of graphene onto optical fibers preserving its nonlinearity guaranteed by graphene/PVAc composite formation. Passive mode-locking of fiber laser producing p...
Mitigation of Dispersion-Induced Phase Noise for an Optical OFDM Radio-over-Fiber System at 60-GHz Band
Fiber optics communications Lasers fiber Radio frequency photonics
2015/5/21
For OFDM RoF systems at 60-GHz band, dispersion-induced phase noise (PN) could heavily degrade transmission performance. We propose an algorithm to suppress PN and experimentally demonstrate the algor...
Ultrawidely tunable single-mode fiber acousto-optic filter
Ultrawidely tunable single-mode fiber acousto-optic filter
2015/5/21
A single-mode fiber (SMF) acousto-optic tunable filter (AOTF) with a wide tuning range of 300 nm is demonstrated. The SMF used here has six air holes in the cladding region that causes a larger differ...
All-Optical THz-band Frequency Multiplexing on A Single Optical Carrier Using Fiber Cross-Phase Modulation
Optical THz-band Frequency Multiplexing Single Optical Carrier Fiber Cross-Phase Modulation
2015/5/21
We developed an ultra-broadband all-optical frequency multiplexing technique on asingle optical carrier using cross-phase modulation in nonlinear fibers, and demonstrated sequentially multiplex of mul...
40-Gbaud/s (120-Gbit/s) Octal and 10-Gbaud/s (40-Gbit/s) Hexadecimal Simultaneous Addition and Subtraction Using 8PSK/16PSK and Highly Nonlinear Fiber
Hexadecimal Simultaneous Addition Subtraction 8PSK/16PSK Highly Nonlinear Fiber
2015/5/21
Employing 8PSK and 16PSK modulation formats, non-degenerate four-wave mixing(FWM) in a single highly nonlinear fiber (HNLF), and coherent detection, we experimentally demonstrate 40-Gbaud/s (120-Gbit/...
An Optimal Tone Reservation Method for IM/DD Optical OFDM Transmission in Multimode Fiber
Optimal Tone Reservation Method IM/DD Optical OFDM Transmission Multimode Fiber
2015/5/20
We propose an optimal, yet efficient tone reservation method which enables distortion-free IM/DD optical OFDM transmission with no additional bias. Compared to previous approaches, both spectral and p...
Pulsed Fiber-MOPA source operating at 1550 nm with pulse distortion pre-compensation
Pulsed Fiber-MOPA source operating pulse distortio pre-compensation
2015/5/20
In this paper we present a diode-seeded pulsed Fiber-MOPA source operating in the telecommunication band with pulse distortion pre-compensation using arbitrary shaped input pulses. 100 ns long flat-to...
I will overview our recent results on ultra-long lasers and will discuss the concept of a fiber laser with an open cavity that operates using random distributed feedback provided by Rayleigh scatterin...