搜索结果: 1-15 共查到“光学工程 Silica”相关记录43条 . 查询时间(0.091 秒)
Electron-Irradiation and Photo-Excitation Darkening and Bleaching of Yb Doped Silica Fibers: Comparison
Ytterbium Doped Silica Fibers Photodarkening Electron Irradiation
2013/1/30
We report a comparative experimental study of the attenuation spectra transformations for a series of Yb doped alumino-germano silicate fibers with different contents of Yb3+ dopants, which arise as t...
Complete All-Optical Silica Fiber Isolator via Stimulated Brillouin Scattering
Brillouin scattering electrostriction optical fi bers optical isolators.
2015/8/10
This study demonstrates the theoretical operation of an all-optical silica fiber isolator using stimulated Brillouin scattering. Two pump sources that copropagate through a double-mode fib...
Hybrid Integration of Semiconductor Optical Amplifier and Silica-based Planar Lightwave Circuit for Low Polarization Dependent Gain
Integrated optics devices Waveguides planar
2015/5/26
We demonstrated a semiconductor optical amplifier hybrid-integrated with a silica-based planar lightwave circuits. With deploying polarization diversity circuit, polarization dependent gain was reduce...
Novel Flexible-Format Optical Modulator with Selectable Combinations of Carrier Numbers and Modulation Levels Based on Silica-PLC and LiNbO 3 Hybrid Integration
Electro-optical Devices Waveguide Modulators Integrated optics devices
2015/5/26
We devised a novel flexible-format optical modulator that can optically select optimum sets of carrier numbers and modulation levels according to transmission conditions. The modulator with PLC-LN hyb...
Fabrication and Demonstration of a Pure Silica-Core Waveguide Utilizing a Density-Based Index Contrast
Glass waveguides Thin-Films Other Properties
2015/5/26
We report a novel approach for creating a dopant-free pure silica-core waveguide(PSCW) for chip-scale waveguides with the goal of reaching fiber-like losses on-chip.Stoichiometric silica films were us...
Fourier-Transform, Integrated-Optic Spatial-Heterodyne Spectrometer with 1 GHz Resolution on a Silica-Based Planar Waveguide
Waveguides planar Spectroscopy Fourier transforms Integrated optics devices
2015/5/26
We present fabrication details and measurements of a high-resolution planar-waveguide spatial heterodyne spectrometer incorporating 64 asymmetric Mach-Zehnder interferometers.Measurements verify 1 GHz...
All-Silica Photonic Bandgap Fiber Oscillators and Amplifiers
Fiber design and fabrication Fiber characterization
2015/5/22
We report on oscillators and amplifiers based on all-silica singlemode, large mode area photonic bandgap fibers elaborated by the modified chemical vapour deposition process.
Silica Nano-Networks as Stretches on Segmented SU8 Rods for Sub-Wavelength Photonics
Optical Properties, CdBr2, WIEN2k, FP-LAPW, DFT, GGA
2013/1/30
The optical properties of CdBr2 were studied by first principle using the density functional theory. The dielectric functions and optical constants are calculated using the full potential-linearized a...
OSNR-Enhancing Pure-Silica-Core Fiber with Large Effective Area and Low Attenuation
Fiber design and fabrication Fiber optics communications
2015/6/9
Pure-silica-core fiber with large Aeff of 134m 2 is designed to enhance OSNR considering splice loss to SSMF, and realized by appropriate depressed cladding profile and soft primary coating. I...
Double-Pass PBS-Integrated Coherent Mixer Using Silica-based PLC
Integrated optics devices Coherent communications Fiber optics communications.
2015/6/8
A coherent mixer with double-pass polarization-beam splitters integrated in silica-based PLC is newly developed. It is experimentally confirmed that the developed PLC-chip successfully works in the re...
1650-km transmission of 50-Gb/s NRZ and RZ-DQPSK signals generated using an electroabsorption modulators- silica planar lightwave circuit hybrid integrated device
Fiber optics and optical communications Integrated optoelectronic circuits
2015/6/5
We demonstrate long-haul transmission of 50-Gb/s RZ and NRZ-DQPSK signals generated using an electroabsorption-based optical vector modulator. Transmission over 1650 km is achieved with less than 1.2 ...
Modification of Spectroscopic Properties of Bismuth Doped Silica Fiber by Post-fabrication Process and Different Fabrication Methods
Fiber materials Lasers fiber
2015/6/5
The spectroscopic properties of pristine and H 2 -loaded MCVD based Bi-doped aluminosilicate fibers were investigated. Also, the properties of Bi-doped fiber, fabricated by powder-in-tube method, have...
Fabrication of fiber Bragg gratings in 40 μ μm diameter low GeO 2 silica fiber using cw-Ar + -laser
Fiber Bragg gratings photosensitivity Fiber optics components
2015/6/4
Mean index changes >10 -3 were obtained in non-hydrogen-loaded ~3% GeO 2 -doped silica fibers with a 9/40 μm core/cladding diameter using a cw 244-nm-Ar + -laser. Core stress changes are positive indi...
A non-silica bridging wire between silica fiber tapers for novel in-line components
Fiber properties Glass and other amorphous materials Nonlinear optical materials
2015/6/4
We demonstrate the power delivering between two silica fiber tapers through a bridging wire made of a highly nonlinear tellurite glass. The Fresnel reflection at the splicing point is significantly re...
Optical properties of small silver particles embedded in soda-lime silica glasses
soda-lime silica glass ion exchange silver nanoparticles optical absorption transmission
2011/5/6
The optical characteristics of silver nanoparticles embedded in a surface layer of commercial soda
lime silica glass have been analysed. Additional results were obtained by the transmission electron
...