搜索结果: 1-14 共查到“知识库 光学工程 Synthesis”相关记录14条 . 查询时间(0.046 秒)
Wavelength-tunable QAM Synthesis by Direct Modulation of Injection-locked Fabry-Perot Semiconductor Lasers
Wavelength-tunable QAM Synthesis Direct Modulation Injection-locked Fabry-Perot Semiconductor Lasers
2014/11/6
A new scheme for direct and tunable (30nm shown here) QAM synthesis from binary RF data streams is demonstrated with up to 48Gbit/s QPSK, including propagation over 75km SMF-28. Preliminary 16QAM (60G...
Synthesis, Characterization and Third Order Non Linear Optical Properties of Metallo Organic Chromophores
Third Order NLO Properties Salen Ligand Transition Metal Complexes Z-Scan Technique
2013/1/30
The organic imine and their metal complexes were synthesized and characterized by IR, UV and NMR. The third order non linear optical properties of the compounds were investigated. The measurements of ...
Synthesis of Chained Achromatic Layer Systems Forming Controlled Low Transmittance Bands
Thin Films Design Light Propagation
2013/1/30
The approach utilized in the design of achromatic periods formed of two layers a high-index and a low-index is developed by combining the first two periods together. These two periods are therefore re...
Advanced Fiber Optic Parametric Synthesis and Characterization
Fiber optics amplifier oscillators Nonlinear optics parametric processes
2015/5/26
Fiber parametric mixer devices posses the highest figure of merit in any technology,allowing for superior performance with respect to gain, noise and conversion efficiency in both incoherent and coher...
Flexible-Bandwidth, Impairment-Aware Transmitter Based on Parallel Synthesis of Optical Frequency Combs
Optical communications All-optical networks Systems
2015/5/22
We demonstrate a proof-of-principle transmitter for flexible-bandwidth network with parallel synthesis and a wavelength-selective switch. Impairment-aware spectrum allocation is used to maintain data ...
Bandwidth Scalable, Coherent Transmitter Based on Parallel Synthesis of Multiple Spectral Slices
Modulation Coherent Communications Pulse Shaping
2015/5/22
This paper presents a bandwidth-scalable, coherent optical transmitter based on the parallel synthesis of multiple spectral slices. As a proof-of-principle, two spectral slice, 6-ns DPSK and QPSK wave...
Photonic Synthesis of Triangular-Shaped Pulses and Its Tunability Utilizing Frequency to Time Mapping
Triangular-Shaped Pulses Utilizing Frequency Photonic Synthesis
2015/5/15
A synthesis scheme to generate microwave triangular-shaped pulses based on spectral shaping and frequency-to-time mapping is proposed. Triangular-shaped signals with periods of 0.2ns, 0.4ns, 1.6ns and...
Synthesis and Luminescent Properties of LuAG∶Ce3+ Transparent Ceramics by Solvo-Thermal Method
Solvo-thermal LuAG∶Ce3+ Transparent ceramics
2011/5/13
The precursor powders of LuAG∶Ce3+ transparent ceramics were synthesized by solvo-thermal method. The crystal structure and morphology of powders were analyzed by means of Fourier transform infrared s...
Synthesis and optical spectroscopy of the Eu- and Pr-doped glasses with SrO–2B2O3 composition
borate glasses and crystals Eu3+ centre Pr3+ centre optical absorption luminescence, decay
2011/5/9
A series of Eu- and Pr-doped glasses with SrO–2B2O3 (or SrB4O7) composition were obtained
and their spectroscopic properties were investigated. The SrB4O7 polycrystalline compounds were
synthesised ...
Synthesis of Metal Nanoparticles and Fabrication for Functional Micro-Composite Circuits by Laser Ablation
Nanoparticle Pulsed laser ablation Differential mobility analyzer
2009/6/12
The purpose of this research is to develop new fabricating technology for a heat-resistant microcircuit substrate with high quality nanoparticles synthesized using Nd:YAG lasers. The nanoparticles of ...
Photochemical Synthesis of Ultrafine Particles under Two-photon Excitation of Some Gaseous Molecules
Aerosol particle formation Laser photochemistry Two-photon absorption
2009/6/9
A new photochemical method to synthesize ultrafine particles from gaseous molecules is presented. The method was applied to gaseous mixtures of acrolein and some organosilicon compounds. From the chem...
Synthesis of Planar Reflective Gratings for Silicon Interconnects
Synthesis Planar Reflective Gratings Silicon Interconnects
2009/5/19
The design and simulations of planar reflective gratings for building optical interconnects in silicon-on-insulator (SOI) were studied for a range of silicon core thicknesses of 0.1 to 10 μm. Th...
Nd3+ or Sm3+ doped oxyfluoride glass based on GeO2–PbO–PbF2. Synthesis and spectroscopic properties
oxyfluoride glasses differential thermal analysis (DTA) optical properties Judd–Ofelt analysis lifetimes
2011/4/28
Glasses with composition 50 GeO2–(45 – x)PbO–5 PbF2–x LnF3 (Ln = Nd or Sm, x = 0.2 and 2 mol%) were synthesised in the bulk form. Phase profiles and temperature characteristics were measured by differ...
Microwave assisted synthesis using catalysts on controlled pore glass carriers
controlled pore glass microwave energy heterogeneous catalysis
2011/4/27
Due to their beneficial features, TRISO®-controlled pore glass carriers are very well suited for the preparation of catalysts for application in technically important reactions, e.g., C–C-coupling...