搜索结果: 1-15 共查到“光学工程 dielectric”相关记录29条 . 查询时间(0.046 秒)
Enhancement in Light Extraction Efficiency of GaN-Based Light-Emitting Diodes Using Double Dielectric Surface Passivation
GaN Light-Emitting Diode (LED) Al2O3 PEALD Passivation Double Dielectric Stack Layer
2013/1/30
SiO2Al2O3 double dielectric stack layer was deposited on the surface of the GaN-based light-emitting diode (LED). The double dielectric stack layer enhances both the electrical characteristics and the...
Rectification of evanescent heat transfer between dielectric-coated and uncoated silicon carbide plates
transfer between dielectric-coated uncoated silicon carbide plates
2015/8/7
Here, we show analytically that the thermal rectification via evanescent waves is obtained in the parallel semi-infinite bodies of the dielectric-coated silicon carbide and uncoated silico...
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 ...
Enhancing the Overwriting Characteristics of Phase-Change Optical Disks by Doping in Dielectric Layers
overwriting characteristics cycleability phase-change optical disk doping dielectric layer
2011/11/25
In this work, we studied the enhancement of overwriting characteristics of phase-change optical disks by doping in the dielectric layers. The doping elements included chromium (Cr), molybdenum (Mo), n...
Image transfer with subwavelength resolution to metal–dielectric interface
Image transfer subwavelength resolution metal–dielectric interface
2015/8/10
In image transfer, one aims to reproduce at an image plane the field distribution of the field at the source plane. We consider a near-field image transfer scheme where an image with subwavelength res...
Dielectric nanostructures for broadband light trapping in organic solar cells
Solar energy Nanophotonics photonic crystals Diffraction gratings
2015/8/10
Organic bulk heterojunction solar cells are a promising candidate for low-cost next-generation photovoltaic systems. However,carrier extraction limitations necessitate thin active layers that sacri...
Numerically exact calculation of electromagnetic heat transfer between a dielectric sphere and plate
Numerically exact calculation electromagnetic heat transfer between dielectric sphere plate
2015/8/10
We present a numerically exact calculation of electromagnetic heat transfer between a dielectric sphere and plate. We compare the calculation to a recent experiment. Our calculations unify various app...
Design of one-dimensional dielectric and magnetic photonic crystal filters with broad omnidirectional filtering band
one-dimensional dielectric and magnetic photonic crystal filter transmission matrix method
2011/5/5
A new kind of one-dimensional (1D) photonic crystal (PC) filter is reported in this paper. This
kind of a filter is a dimerlike heterostructure constructed by two 1D dielectric and magnetic PCs.
Com...
Elegant Hermite–Gaussian and Laguerre–Gaussian beams at a dielectric interface
Hermite–Gaussian and Laguerre–Gaussian beams dielectric interfaces total internal reflection optical vortices and cross-polarization coupling
2011/5/9
Basic features of narrow optical beam interactions with a dielectric interface are analysed. It is
shown that two types of paraxial beams – elegant Hermite–Gaussians of linear polarization and
elega...
Metal-dielectric-metal plasmonic waveguide devices for manipulating light at the nanoscale
Metal-dielectric-metal plasmonic waveguide devices nanoscale
2015/8/10
We review some of the recent advances in the development of subwavelength plasmonic devices for manipulating light at the nanoscale, drawing examples from our own work in metal-dielectric-metal (MDM)p...
Plane Wave Diffraction by a Dielectric Loaded Open Parallel Thick Plate Waveguide
Diffraction dielectric waveguide
2009/7/28
A uniform asymptotic high-frequency solution for a two-dimensional diffraction problem of plane electromagnetic waves by a dielectric loaded open parallel thick plate waveguide is investigated rigorou...
Dielectric properties of Y-doped Ba1–xSrxTiO3 ceramics
Y-doped Ba1–xSrxTiO3 ceramics dielectric properties
2011/5/6
Y-doped Ba1–xSrxTiO3 (Y-BST) ceramics (x = 0.1, 0.2, 0.4, 0.7) were prepared by solid-state
reaction and sintered at 1250, 1300, 1350, and 1400 °C for 1 h. The effect of strontium solution
and sinte...
Absorption enhancement in 1D Ag/SiO2 metallic-dielectric photonic crystals
photonic crystal, metallic-dielectric, absorption enhancement
2011/5/10
The one-dimensional Ag/SiO2 metallic-dielectric photonic crystals (PCs) have been prepared. The absorption enhancement effect over the corresponding metal of 1D Ag/SiO2 metallic-dielectric multi-layer...
Investigation of highly sensitive surface plasmon resonance biosensors with Au nanoparticles embedded dielectric film using rigorous coupled wave analysis
surface plasmon resonance biosensor nanoparticles enhancement
2011/5/6
The detection performance of conventional surface plasmon resonance (SPR) biosensors is limited by its own mechanism. Recently, novel highly sensitive SPR biosensors with Au nanoparticles enhancement ...
Photonic Crystal Waveguide Weakly Interacting with Multiple Off-Channel Resonant Features Formed of Kerr Nonlinear Dielectric Media
Kerr Nonlinear Dielectric Media Resonant Features
2008/10/29
A theoretical study is presented of guided modes of a photonic crystal waveguide for cases in which they interact with multiple bound electromagnetic modes localized on off-channel impurity features o...