搜索结果: 1-15 共查到“光学工程 Metallic”相关记录27条 . 查询时间(0.015 秒)
Spectral light separator based on deep-subwavelength resonant apertures in a metallic film
Spectral light separator deep-subwavelength resonant apertures metallic film
2015/8/6
We propose to funnel, select, and collect light spectrally by exploiting the unique properties of deep-subwavelength resonant apertures in a metallic film. In our approach, each aperture has an ...
Modelling the appearance of heritage metallic surfaces
Cultural Heritage Imaging 3D model Photogrammetry Photometric stereo Rendering Specularity
2014/7/30
Polished metallic surfaces exhibit a high degree of specularity, which makes them difficult to reproduce accurately. We have applied two different techniques for modelling a heritage object known as t...
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@...
Uniform Self-Forming Metallic Network as a High-Performance Transparent Conductive Electrode
crack template patterning touch-screen displays transparent conductive electrode
2016/12/2
Materials with simultaneous high electrical conductivity and optical transmittance are essential for various optoelectronic devices, such as touch-screen displays,[1–4] solar cells,[2,5–7] and organic...
Enhanced flow boiling in parallel microchann els with metallic porous coating
Parallel microchannels Flow boiling Heat transfer Pressure drop Porous coating
2016/12/2
Three heat sinks with porous-coated parallel microchannels were fabricated by using a solid-state sintering method. The enhanced flow boiling of anhydrous ethanol in the porous-coated microchannels wa...
Comparative Study of the One Dimensional Dielectric and Metallic Photonic Crystals
Transmission Metallic Photonic Crystals Dielectric Photonic Crystals Photonic Band Gap
2013/1/30
The optical transmission properties of two types of photonic crystals have been analyzed by using the transfer matrix method. The first one is the dielectric photonic crystal (DPC), and the second is ...
Optimization of Duty Ratio of Metallic Grating Arrays for Infrared Photodetectors
Metallic Gratings, Duty Ratio, Infrared Waveband, QWIP
2013/1/30
Influence of duty ratio of metallic gratings applied in quantum well infrared photodetector (QWIP) with detection ranging from 3 μm to 5 μm was studied in this paper. The influence on longer enhanced ...
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 ...
We demonstrate numerically, using a three-dimensional finite-difference frequency-domain method, the ability to design a phase front using an array of metallic pillars. We show that in such stru...
Enhancement of optical absorption in thin-film organic solar cells through the excitation of plasmonic modes in metallic gratings
optical absorption organic solar cells plasmonic modes metallic gratings
2015/8/10
We theoretically investigate the enhancement of optical absorption in thin-film organic solar cells in which the top transparent electrode is partially substituted by a periodic metallic grating...
Nanopatterned Metallic Films for Use As Transparent Conductive Electrodes in Optoelectronic Devices
Transparent conductive electrodes nanopatterned metal fi lms sheet resistance transmittance
2015/8/10
We investigate the use of nanopatterned metallic films as transparent conductive electrodes in optoelectronic devices.We find that the physics of nanopatterned electrodes, which are often ...
Planar Lenses Based on Nanoscale Slit Arrays in a Metallic Film
Planar Lenses Nanoscale Slit Arrays Metallic Film
2015/8/10
We experimentally demonstrate planar lenses based on nanoscale slit arrays in a metallic film. Our lens structures consist of optically thick gold films with micron-size arrays of closely ...
Deep-Subwavelength Focusing and Steering of Light in an Aperiodic Metallic Waveguide Array
Deep-Subwavelength Focusing Light Aperiodic Metallic Waveguide Array
2015/8/10
We consider an aperiodic array of coupled metallic waveguides with varying subwavelength widths.For an incident plane wave, we numerically demonstrate that a focus of as small as one-hundredth of a wa...
Enhancement of optics-to-THz conversion efficiency by metallic slot waveguides
Nonlinear optics integrated optics Waveguides Surface plasmons
2015/8/10
A metallic slot waveguide, with a dielectric strip embedded within, is investigated for the purpose of enhancing the optics-to-THz conversion efficiency using the difference-frequency generation...
Planar metallic;nanoscale slit lenses;angle compensation
Solar energy Nanophotonics photonic crystals
2015/8/10
We present theoretical considerations as well as detailed numerical design of absorber and emitter for Solar Thermophotovoltaics (STPV) applications. The absorber, consisting of an array of tungsten p...