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- The result shows that there exist defect modes in the transmissiv-ity spectrum,the number of which is equal to t... 与缺陷模频率对应的光场分布为局域状态,并发现局域光场峰值出现在缺陷邻近层。
- Being different from general PBG, this structure has stopbands and is also of defect modes. 和普通光子晶体不同的是分形光子晶体同时具有阻带和缺陷的功能，即在阻带的中间产生了缺陷模。
- The numbers and positions of the defect modes inside zero-phase (zero-\fai eff) gap are found to be well characterized by effective medium theory. 我们发现，在零相位带隙中出现的缺陷模的数量以及光频位置可以用有效媒质理论来很好的表征。
- The worth biggest and FWHM of defect mode up with the increment of the period number. 滤波通道的峰值和半高宽都随有吸收的光子晶体的周期数增加而迅速减小。
- If the thickness of one air layer is changed, a defect comes into being, and the corresponding defect mode in the PBG will change accordingly. 如果改变某空气层的厚度，会在光带隙中产生缺陷态，缺陷态的位置随该空气层的厚度的改变而改变。
- The worth biggest of defect mode lets up with the increment of the extinction coefficient, FWHM of defect mode increases with the extinction coefficient increment. 得出：滤波通道的峰值随光子晶体的消光系数增加而迅速减小，滤波通道的半高宽随消光系数增加而增大。
- The properties of defect mode in one-dimensional photonic crystal are studied with RTCM arithmetic when incidence angles of TE wave and TM wave are zero. 利用RTCM算法研究一维光子晶体的缺陷模。研究了TE波和TM波入射时的情况,通过改变杂质层的光学厚度以及杂质层的折射率从而得出一些有重要指导意义的缺陷模特性。
- The transfer matrix method(TMM) is used to obtain equation of one dimensional photonic crystal's band structures for different parameters of photonic crystals,and study localized defect modes. 将传输矩阵法(TMM)应用于一维光子晶体带隙和带结构方程,计算了介电常数不随频率变化和随频率变化的带隙和带结构,计算并说明了在有缺陷的情况下缺陷态(局域态)的存在。
- Plastic wrinkling is a typical defective mode during the THF. 塑性皱曲是管材内高压胀形工艺的一种典型失效形式。
- The local defect modes is investigated in photonic crystals with negative refractive index structural defects. 摘要研究了含有负折射率缺陷的光子晶体中的局域缺陷模。
- When some defects are introduced into the periodic photonic crystal,a number of defect modes appear in the stop band. 当在周期性光子晶体中引入多个缺陷时,将在截止带中形成多个缺陷模。
- Compared with the case of positive refractive index structural defects,the influence of the interaction between defects on defect modes is stronger,the spectrum-width of defec... 与正折射率缺陷情形相比较,负折射率缺陷间的相互作用对缺陷模的影响更大,局域模谱线更宽。
- The electric field enhancement in defect laser was determined by the structural parameters of one-dimensional photonic crystal such as period, the position and width of bandgap and defect mode. 缺陷层电场强度与一维光子晶体的结构有关,如周期,光子带隙的位置与宽度及缺陷模式等因素都会影响缺陷层电场强度。
- Using the tight-binding method,we obtained an equations for the Defect modes in photonic crystals with many negative refractive index structural defects. 采用紧束缚法,研究了含有多个负折射率缺陷的光子晶体中的缺陷模,导出了缺陷模频率方程。
- A photonic heterostructure with multi-channel and sharp angular defect modes by combining two different one-dimensional defective photonic crystals is proposed. 提出由两个一维缺陷光子晶体全介质结构耦合而成的光子结构，能够同时实现多频率滤波和空间滤波的功能。
- They detected no defect in the product. 他们没发现产品有任何问题。
- This was his fatal defect; he was of feeble will. 这是他致命的弱点，他意志薄弱。
- The modes of procedure are various and many. 手续繁琐复杂，不一而足。
- My letter will convey some idea of my mode of life. 我的信将使你了解到一些我的生活方式。
- A defect of focus, such as blurring in an image. 像差焦点不准确而造成的物像模糊
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