搜索结果: 1-15 共查到“光学工程 Film”相关记录34条 . 查询时间(0.031 秒)
Spectral light separator based on deep-subwavelength resonant apertures in a metallic film
Spectral light separator deep-subwavelength resonant apertures metallic film
2014/8/6
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 ...
Resonant cavity enhanced light harvesting in flexible thin-film organic solar cells
Transparent conductive coatings Thin film devices applications
2013/8/7
Dielectric/metal/dielectric (DMD) electrodes have the potential to significantly increase the absorption efficiency and photocurrent in flexible organic solar cells. We demonstrate that this enhanceme...
Optical Absorption Enhancement in Freestanding GaAs Thin Film Nanopyramid Arrays
Optical Absorption GaAs Thin Film Nanopyramid Arrays
2012/8/7
Although III–V compound semiconductor multi-junction cells show the highest effi ciency among all types of solar cells, their cost is quite high due to expensive substrates, long epitaxial growt...
Multidirectional Asymmetrical Microlens Array Light Control Film for Improved Image in Reflective Color Liquid Crystal Displays
reflective LCDs multidirectional microlens light control film brightness dispersion moire parallax
2011/12/13
A multidirectional asymmetrical microlens array light control film (MAMA-LCF) which can direct light incident from multiple directions collectively for viewing is demonstrated in achieving much enhanc...
This work presents a novel ultraviolet (UV) excited flat lighting (UFL) system consisting of remote phosphor converter (RPC) for liquid-crystal display (LCD) backlight applications. A trichromatic RPC...
Fabrication and analyses of negative birefrigent thin film compensator with characteristic matrix
Multilayer Thin Film Compensator Viewing Angle
2011/12/1
We fabricated a multilayer negative-birefringent film as a phase compensator to minimize light leakage from twisted nematic liquid crystal displays in oblique incidence.The multilayer film stack is co...
Multidirectional Asymmetrical Microlens Array Light Control Film for Improved Image in Reflective Color Liquid Crystal Displays
reflective LCDs multidirectional microlens light control film brightness dispersion moire parallax
2011/11/28
A multidirectional asymmetrical microlens array light control film (MAMA-LCF) which can direct light incident from multiple directions collectively for viewing is demonstrated in achieving much enhanc...
Microcell Liquid Crystal Film for High-Contrast Flexible Display Applications
flexible display liquid crystal micro-cell plastic LCD
2011/11/24
We have successfully fabricated high-contrast microcell liquid crystal displays (LCDs) using microstructure replication technology in thin plastic film substrates. These novel flexible LCDs comprise m...
An alternate approach to the preparation of transfer-free graphitic carbon films is proposed in this paper. Using a standard radio-frequency sputtering system and a high-temperature annealing procedur...
Modeling of light extraction efficiency of scattering thin film using Mie scattering
organic light emitting diode light outcoupling Mie scattering
2010/9/2
Significant amount of emitted light from an organic light emitting diode (OLED) is trapped as
a result of total internal reflection (TIR) on a glass–air interface. One of the strategies to increase
...
Determination of optical constants and thickness of amorphous GaP thin film
pulsed dc sputtering gallium phosphide film optical constants optical band gap
2010/8/31
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 ...
Further enhancement of light extraction efficiency of light-emitting diode with Ag film grown on photonic crystals
photonic crystal photonic bandgap light-emitting diode surface plasmon transmission
2010/8/23
Photonic bandgap of photonic crystals (PCs) and the effect of grating diffraction can be used to
improve the extraction efficiency of the light from a light-emitting diode (LED). The transmission
of...
Planar Lenses Based on Nanoscale Slit Arrays in a Metallic Film
Planar Lenses Nanoscale Slit Arrays Metallic Film
2009/8/10
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 ...
Application of Poly-Silicon Thin-Film Transistor Re-crystallized by Pulse Laser for Display Devices
Laser beam annealing Low-temperature processing Poly-Si
2009/6/9
Laser re-crystallization is being actively investigated to fabricate low temperature, polycrystalline silicon, thin-film transistors (TFTs) onto glass substrate for use in active-matrix liquid crystal...
Atmospheric Pressure Deposition of Silica Thin Film by Photo-CVD Using Vacuum Ultraviolet Excimer Lamp
Excimer lamp Silica thin film TEOS
2009/6/8
It has been known that thin silica films can be deposited from TEOS {Si(OC2H5)4} by means of the photo-CVD (Chemical Vapor Deposition) technique using vacuum ultraviolet (VUV) light (VUV-CVD) at room ...