搜索结果: 1-13 共查到“光学工程 GAP”相关记录13条 . 查询时间(0.078 秒)
THz-Wave Generation from GaP THz Photonic Crystal Waveguides under Difference-Frequency Mixing
THz-Wave Generation Photonic Crystal Waveguide Nonlinear Optical Effect
2013/1/30
GaP terahertz (THz) two-dimensional (2D) photonic crystal (PC) waveguides with line defects were fabricated using inductively-coupled plasma reactive-ion etching (ICP-RIE) in Ar/Cl2 gas chemistries. T...
Intensity Dependent Nonlinear Absorption in Direct and Indirect Band Gap Crystals under Nano and Picosecond Z-Scan
Direct and Indirect Band Gap Crystals Two Photon Absorption Three Photon Absorption Saturated Absorption
2013/1/30
The nonlinear absorption properties of direct (GaN) and indirect (CdI2) band gap crystals have been studied by using an open aperture Z-scan technique under fundamental (1064 nm) and frequency doubled...
Genetic algorithm for band gap optimization under light line in two-dimensional photonic crystal slab
two-dimensional photonic crystals
2011/5/10
An optimization algorithm is used to design a two-dimensional photonic crystal slab for large absolute band gaps under light line. In this procedure, the unit cell of the crystal is composed of a numb...
European Conferences in Biomedical Optics will span the research-clinical gap（图）
biomedicine ECBO optical techniques
2011/4/21
Scientists, engineers, and clinicians working in optics and photonics to solve problems in biomedicine will present the field's latest advances at the upcoming European Conferences on Biomedical Optic...
Properties of the angular gap in one-dimensional periodic structures containing left-handed metamaterials
left-handed metamaterials photonic gaps optical bistability
2011/5/5
Wave propagation is investigated in one-dimensional periodic structures containing layers of
left-handed metamaterials. For a special choice of parameters, an angular gap appears due to total
intern...
Determination of optical constants and thickness of amorphous GaP thin film
pulsed dc sputtering gallium phosphide film optical constants optical band gap
2011/5/5
Gallium phosphide (GaP) thin film was prepared by an asymmetric bipolar pulsed-dc magnetron
sputtering technique onto glass substrate at room temperature in an Ar atmosphere. A compacted
GaP powder ...
Universal features of coherent photonic thermal conductance in multilayer photonic band gap structures
Universal features photonic thermal conductance multilayer photonic band gap structures
2015/8/10
We show that at the high-temperature limit, the coherent photonic thermal conductance of a multilayer photonic crystal can be significantly below the corresponding thermal conductance of vacuum....
Characterization of the different energy-gap multilayer structures using near field microscopy
thin films contact phenomena near field microscopy
2011/5/11
One of the materials which can be used in high-temperature electronic devices is silicon carbide (SiC). Its properties are very promising, however, a number of technological issues must be solved fir...
Genetic algorithm for band gap optimization under light line in two-dimensional photonic crystal slab
two-dimensional photonic crystals
2011/5/10
An optimization algorithm is used to design a two-dimensional photonic crystal slab for large absolute band gaps under light line. In this procedure, the unit cell of the crystal is composed of a numb...
Microwave properties of the generalized Fibonacci quasi-periodic multilayered photonic band gap structure
generalized Fibonacci multilayer photonic crystal
2011/5/6
The transmission properties in microwave domains (10 GHz to 40 GHz) of generalized dielectric Fibonacci multilayer generated by the rule Sl+1 = SmlSnl–1: with a pair of positive integers m and n were ...
The image quality of single cell gap transflective color TFT-LCDs can be enhanced by building an imageenhanced reflector above the transmissive region of liquid crystal cell, where both reflective and...
Multipole-cancellation mechanism for high-Q cavities in the absence of a complete photonic band gap
Multipole-cancellation mechanism high-Q cavities complete photonic band gap
2015/8/12
We describe and demonstrate a new mechanism for low radiation losses in structures lacking a complete band gap, and show how resonant cavities with Q.103 can be achieved without sacrificing stro...
Photonic band-gap waveguide microcavities:Monorails and air bridges
Photonic band-gap waveguide microcavities Monorails air bridges
2015/8/12
Photonic band-gap monorail and air-bridge waveguide microcavities, operating at the wavelength regime of 1550 nm, are fabricated using GaAs-based compound semiconductors. The fabrication process invol...