Nowadays, more and more pesticides were restricted or forbidden in vegetables and fruits, the maximum residue limit ( MRL) of pesticide getting lower and lower is an inevitable development trend.

Modulation on wide photonic forbidden band of one-dimensional photonic crystal by index of refraction

一维光子晶体禁带宽度对折射率的响应

The Transmission of Finite-Period, One-Dimensional Photonic Crystal and Forbidden Band

有限周期的一维光子晶体的透射率及其禁带

But for the same lattice structure, the larger the dielectric constant ratio is, the larger the complete forbidden band will be.

而对于相同晶格结构，介电常数比越大，完全禁带宽度越大。

Forbidden Band and Reforming of the Elastic Wave in Solid and Solid Constitute Phononic Crystal

固-固结构声子晶体中弹性波的禁带及其转型

The relation between high-reflection region of layered media and forbidden band of the periodic unit is discussed.

讨论了分层介质高反射区和周期单元禁带之间的关系。

The distributions of interface trap density in forbidden band have been revealed. Its densities are increased with the avalanche injection dose.

揭示出界面陷阱密度在禁带中分布，其密度随雪崩注入剂量增加而增大，禁带上半部增大得尤其显著。

The characteristics of conduction band and forbidden band of photonic crystals are investigated with a macroscopical chord vibrating system indirectly.

得到了类比于光子晶体的亥姆霍兹方程的弦振动系统的本征值方程，并利用该方程研究了光子晶体的导带和禁带特征。

The trap states distribution with the energy range at Si forbidden band was given.

揭示了AlN/Si界面存在连续分布的载流子陷阱态，给出了陷阱态密度在Si禁带中随能量的分布；

An optical study of relation between forbidden band gap and stress in silicon crystals

硅晶体中禁带宽度与应力关系的光学研究

Character and widness of forbidden band of one-dimensional photonic crystal

一维光子晶体禁带的特点及增宽

Main factors for affecting complete forbidden band of 2-D air cylindrical photonic crystal

影响二维空气圆柱型光子晶体完全禁带的主要因素研究

When improving the laser intensity, forbidden band towards lower frequency.

当激光强度提高时，禁带向低频方向移动。

The thesis begins with the structure features and mainly discusses the optical characteristics of photonic forbidden band and defect mode in finite-period ID photonic crystals.

本论文从一维光子晶体的结构特点出发，着重研究了有限周期一维光子晶体的光子禁带及缺陷模的光学特性。

Effect of Medium Absorption on the One-dimensional Photonic Crystal Forbidden Band

介质吸收对一维声子晶体禁带的影响

However, width of forbidden band, bandwidth and quality factor Q of impurity mode vary with the increase of incidence angles evidently.

但是，禁带宽度、杂质模的带宽及Q值随着入射角的增加有明显变化。

It has been demonstrated that the obtained square grid structure shows the typical behavior as the photon crystal with its forbidden band near 6 μ m.

光学测试表明，制作的正方格子结构具有光子晶体行为，其光学禁带位于6μm附近。

The optical absorption and the width of forbidden band of diamond like thin films

类金刚石薄膜的光吸收及其禁带宽度的研究

The crystallite size and forbidden band extent of the FeS_2 films slightly decrease with the increasing sulfurizing pressure.

随硫化压力增大，FeS2薄膜的晶粒尺寸和禁带宽度略有减小。

As a new kind of man-made structure function material, photonic crystals could realize thermal infrared camouflage because of its high-reflection photon forbidden band.

光子晶体作为一种新型人工结构功能材料，基于光子禁带的高反射特性可以实现热红外伪装。

Passive Electromagnetic Shielding by Using Characteristics of Forbidden Band of Photonic Crystals

利用光子晶体的禁带特性实现无源电磁屏蔽