查询词典 photon

Studies on two-photon absorption of E-4,4'bis(N,N-di-n-butylamino)stilbene

反-4，4'-双二苯乙烯分子双光子吸收性质研究

Propagation of optical solitons in fiber amplifiers is discussed by considering a model that includes gain dispersion, intrapulse stimulated Raman scattering and two-photon absorption.

本文建立了包括增益色散，受激喇曼散射，双光子吸收效应的理论模型，讨论了光孤子脉冲在光纤放大器中的传播。

In addition, the nonlinear processes such as cross-phase modulation, non-degenerate two-photon absorption, and stimulated Raman scattering must also be considered for double wavelengths propagating in waveguide.

在归纳分析了SOI对光信号处理的研究进展的基础上，进一步完善了超快脉冲在脊形硅波导中演变时所满足的线性和非线性传输方程，在此非线性方程中包括波导线性损耗、群速度色散和三阶色散等线性效应；同时也包含了自相位调制、简并双光子吸收、自由载流子吸收和自由载流子色散等非线性过程；当双光场在波导中传输时，脉冲之间的交叉相位调制、非简并双光子吸收和受激拉曼散射效应等非线性效应也被考虑。

Based on rate equations, by use of a new method, a semiconductor optical amplifier theoretical model is constructed taking carrier density pulsation, spectral hole burning, stimulated emission, free carrier absorption, two-photon absorption and ultrafast nonlinear refraction effects into account.

基于速率方程采用新的推导方法得到了可以用来讨论飞秒量级光脉冲传输特性的半导体光放大器理论模型，该模型同时考虑载流子浓度脉动、光谱烧孔、受激辐射、自由载流子吸收、双光子吸收和超快非线性折射效应。

The results show the photon counts is linear to the concentration of sulfur dioxide from 0 to 40 ppm in volume.

实验结果表明新设计的反应室的性能得到进一步提高。

With the development of lasers and synthesization of novel nonlinearoptical materials, people begin to study on nonlinear optics, especiallymulti-photon process.

随着激光器的发展，新型非线性光学材料的合成，人们的研究方向不再拘泥于简单的线性光学，而更多的是非线性光学。

The model of range error resulting from systematic noise, mainly photon noise, is analyzed.

讨论了基于距离图像的ALV三维视觉障碍检测的算法与并行实现。

Methods Technetium 99m (99mTc) ECD single photon emission computed tomography was performed in 67 newborns with HIE.

采用锝(99mTc)乙撑双半胱氨酸二乙酯单光子发射型计算机断层摄影术对67例HIE患儿进行脑血流灌注断层显像。

Treatment methods consisted of local radiotherapy using Cobalt-60 teletherapy, megavoltage photon beam or electron beam.

局部治疗的方式利用钴60，百万电子伏特能量的光子或电子射线。

Approaches to improving the measurement precision of two-photon absorption is presented by analyzing the absorption threshold intensity.

应用吸收临界光强公式分析了提高双光子吸收系数测量精度的途径。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新