搜索结果: 1-15 共查到“光学工程 Thin Film”相关记录19条 . 查询时间(0.014 秒)
Resonant cavity enhanced light harvesting in flexible thin-film organic solar cells
Transparent conductive coatings Thin film devices applications
2015/8/7
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
2015/8/7
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...
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...
Modeling of light extraction efficiency of scattering thin film using Mie scattering
organic light emitting diode light outcoupling Mie scattering
2011/5/5
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
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 ...
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 ...
Optical Bistability of Spin Coated Poly(3-hexylthiophene)(P3HT)/PMMA Composite Thin Film
Optical bistability Polymer materials P3HT/PMMA
2009/6/1
In the present work, Poly(3-hexylthiophene)/Polymethylmethacrylate [P3HT/PMMA] composite thin film was prepared using spin coating method on the top of triangular prism as composing a prism coupling w...
Mixed thick/thin-film thermocouples for thermoelectric microgenerators and laser power sensor
thick-film thin-film, thermoelectricity microgenerator
2011/5/10
This work presents the fabrication of thermopiles with high output voltage. A series of mixed thick/thin-film thermopiles were performed – one of the arms of the thermocouples was screen-printed (PdAg...
Thin-Film Solar Cells Based on the Polycrystalline Compound Semiconductors CIS and CdTe
Solar Cells Polycrystalline
2008/10/30
Thin-film photovoltaic modules based on Cu-In-Ga-Se-S (CIS) and CdTe are already being produced with high-quality and solar conversion efficiencies of around 10%, with values up to 14% expected in the...
We review the field of thin-film silicon solar cells with an active layer thickness of a few micrometers. These technologies can potentially lead to low cost through lower material costs than conventi...
Development of Duallight Path Monitoring System of Optical Thinfilm Thickness
optical engineering monitoring thinfilm thickness duallight path duallockphase circuit
2008/6/30
The accurate monitoring of optical thinfilm thickness is a key technique for depositing optical thinfilm. For existing coating equipments, which are low precision and automation level on monitoring ...
Effect of pulse CO2 laser annealing on the crystallization of Er3+ doped Al2O3 thin film to a silica-on-silicon substrate
Laser annealing Alumina thin film Photoluminescence spectrum
2011/12/7
We analyze the effect of the laser annealing on the crystallization of Er3+ doped amorphous Al2O3 thin films deposited on the silica-on-silicon substrate. These thin films were prepared by the microwa...
Ultraviolet photoconductive detector with high visible rejection and fast photoresponse based on ZnO thin film
ZnO MSM Photoconductive detector Responsivity
2011/12/8
In this study, metal–semiconductor–metal (MSM) photoconductive detector was fabricated on c-axis preferred oriented ZnO film prepared on quartz by radio frequency magnetron sputtering. With the applie...
A model for thin-film field-effect transistors in which the active layer is treated as purely two-dimensional is applied to ambipolar devices that have shown to be light emitting. This results in an a...