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子晶体
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  photonic crystal
     The results of calculation show that the optimal filling factor is 0.78 for equilateral triangular two-dimension photonic crystal when dielectric constant ratio is 13:1,and the widest band gap is 0.094(Δωa/2πc).
     计算表明 ,对于空气柱等边三角形二维光子晶体 ,当介电常数比为 13:1时 ,最佳填充比为 0 .78,最大带宽是 0 .0 94 (Δωa/2πc) ;
短句来源
     In this paper, optical transmission properties of two dimensional Photonic Crystal slabs are analyzed by planewave expansion method and scattering matrix method.
     论文分别用平面波展开法和散射矩阵法分析了光波斜入射到二维光子晶体薄板的情况下二维光子晶体薄板的光学传输特性,并对平面波展开法和散射矩阵法分别作了对照分析。
短句来源
     Study of Two-dimensional Photonic Crystal Waveguides Based on SOI
     基于SOI的二维光子晶体平板波导的研究
短句来源
     Modulation of Kerr Nonlinearity on the Field Distribution in One-dimensional Photonic Crystal
     Kerr非线性对一维光子晶体中场分布的调制
短句来源
     Numerical Simulation and Theoretical Analysis of Photonic Crystal Single-Defect Cavity Based on nc-Ge/Si Islands
     nc-Ge/Si岛基光子晶体单点缺陷腔的数值模拟与分析
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  “子晶体”译为未确定词的双语例句
     Design a tunable filter scope with adjustable wavelength is 290 nm,the adjustable scope of the FWHM is in 1.5~3nm,the transmissivity of the polarization tunable filter is more than 0.98.
     以此为基础,设计出滤波通道波长的可调范围达290nm、滤波通道半高宽的可调范围在1.5-3nm、滤波通道的透射峰值大于0.98的可调谐一维光子晶体偏振通带滤波器。
短句来源
     1D photonic crystals may consist of positive refractive-index materials (or Right -Handed Materials, RHM) with different refractive indices, or positive and negative refractive index materials (the latter is called Left-Handed Materials, LHM), or dielectric and metallic materials.
     一维光子晶体可由两种正折射率介质(称右手系材料Right-Handed Materials,RHM)、或正-负折射率介质(后者称左手系材料Left-Handed Materials,LHM)、或金属-电介质等构成。
短句来源
     The enhancement effect of the phase conjugation wave was studied,which was produced by a third order nonlinear optical medium(NLM) in a(AB)~N(D)~2(BA)~N Bragg microcavity made of one-dimensional photonic crystals.
     研究了由一维光子晶体构成的Bragg微腔(AB)N(D)2(BA)N中三阶非线性光学介质(NLM)产生的相位共轭波的增强效应。
短句来源
     The influence of the ratio of refractive index,periodical number N and incident angel on the properties of the three designed typical one-dimensional photonic crystals with λ/4 wave sheet stack structure such as Si/KCl,Si/TiO_2 and TiO_2/MgF_2 was carefully investigated by traditional transfer matrix method based on the reflectance calculation of these three one-dimensional photonic crystals.
     利用传输矩阵,计算了Si/KCl、Si/TiO2、TiO2/MgF2三种典型的具有λ/4波片堆结构的可见光波段的一维光子晶体的反射率,并且研究了折射率比、周期数和入射角对一维光子晶体特性的影响。
短句来源
     Optical Switch and Bistability Based on Nonlinear One-dimensional Photonic Crystals
     非线性一维光子晶体光开关与光双稳
短句来源
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  相似匹配句对
     CRYSTAL AND MOLECULAR STRUCTURE OF KOUMINE
     钩吻素晶体及分结构
短句来源
     Design of 2D Photonic crystal polarization splitters
     二维光晶体偏振分光镜
短句来源
     Crystal Oscillator
     晶体振荡器
短句来源
     SPIRAL CRYSTALS
     螺旋晶体
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  photonic crystal
Photonic crystal, a novel and artificial photonic material with periodic dielectric distribution, possesses photonic bandgap and can control the propagation states of photons.
      
Photonic crystal has been considered to be a promising candidate for the future integrated photonic devices.
      
The properties and the fabrication method of photonic crystal are expounded.
      
The progresses of the study of ultrafast photonic crystal optical switching are discussed in detail.
      
Enhanced nonlinear effects in photonic crystal fibers
      
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On the basis of analysing the lattice energy of ionic crystals, a new emprical formula is obtained to estimate the lattice energy of ionic crystals U=(y_+ U_+)(y_U_) Where U_+=4.248Φ_+ +4.194z_+ +9.366; U__ =8.732Φ__ + 12.83z__7.724. Φ_+=z_+/r_+ and Φ__=z__/r__ are ionic potentials of positive and negative ions, y_+ and y__ are the numbers of positive and negative ions in an ionic crystal.

在总结前人对离子晶体晶格能研究的基础上,详细分析了离子晶体晶格能的实验数据、发现由同一种正离子(或负离子)与两种不同的负离子(或正离子)组成的离子晶体的西格能之比近似为一常数,由此提出一个估算高子晶体晶格能的新的经验公式U=(γ_+U_+)(γ_-U_-)式中U_+=4.248φ_++4.194z_++9.366;U_-=8.732φ_-+12.83z_--7.724。

An ionic type phononic crystal(ITPC) composed of two piezoelectric media aligned periodically in a superlattice structure was studied theoretically and experimentally.Because of the coupling between vibrations of the superlattice and the electromagnetic waves,various long wavelength optical properties including microwave absorption and polariton modes that are related to ionic crystals were found in the ITPC.The fundamental equations that describe the coupling of the superlattice vibration and electromagnetic...

An ionic type phononic crystal(ITPC) composed of two piezoelectric media aligned periodically in a superlattice structure was studied theoretically and experimentally.Because of the coupling between vibrations of the superlattice and the electromagnetic waves,various long wavelength optical properties including microwave absorption and polariton modes that are related to ionic crystals were found in the ITPC.The fundamental equations that describe the coupling of the superlattice vibration and electromagnetic field are of the same type as Huang's equations,which means that the artificial crystal structure can be used to simulate microscopic physical processes in real crystals.

提出了离子型声子晶体的概念,发展了相应的理论;在实验上证实了离子型声子晶体中存在超晶格振动与电磁波的强烈耦合,观察到原先存在于离子晶体中的极化激元等长波光波行为;预言了一些可能的物理效应.离子型声子晶体中超晶格振动和电磁波的耦合方程与黄昆方程在形式上完全一致,说明了超晶格与实际晶格在物理上的相似性.

Concept of ionic-type phononic crystal (ITPC) was proposed. With one-dimensional ITPCs prepared by growth striation method, coupling between superlattice vibrations and the electromagnetic waves was studied. Various long-wavelength optical properties, such as polariton, microwave absorption and dielectric abnormality, were predicted theoretically and verified experimentally. Thus the long-wavelength optical properties, predicted by K.Huang in real ionic crystals. were extended from infrared to microwave band....

Concept of ionic-type phononic crystal (ITPC) was proposed. With one-dimensional ITPCs prepared by growth striation method, coupling between superlattice vibrations and the electromagnetic waves was studied. Various long-wavelength optical properties, such as polariton, microwave absorption and dielectric abnormality, were predicted theoretically and verified experimentally. Thus the long-wavelength optical properties, predicted by K.Huang in real ionic crystals. were extended from infrared to microwave band. The possible applications of ITPC in microwave and acoustic field were discussed.

提出了离子型声子晶体的概念,制备出一维离子型产子晶体材料,研究了一维离子型声子晶体中的超晶格振动与电磁波的耦合效应,将黄昆方程所预言的一系列长波光学行为,如:极化激元、红外吸收、介电异常等,从红外波段推广到微波波段,并得到了实验验证,预测了这种材料在微波与声学方面可能的应用

 
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