光子吸收

本文在单光子吸收的基础上，推导了双光子吸收条件下激光等效LET。

Based one photon absorption , the laser equivalent LET for silicon under TPA has been deduced .

基于单光子吸收的PDA光限幅效应

Optical Limiting Effect Resulted from Single Photon Absorption in PDA Composites

反-4,4'-双（N，N-二丁胺基）二苯乙烯分子双光子吸收性质研究

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

双能光子吸收法提高CT衬度（密度）分辨率的研究

Improvement of CT Contrast ( Density ) Resolution By Dual Photons Absorption Method

双光子吸收介质中振幅N次方压缩

Amplitude N-power squeezing in a two-photon absorption medium

通过数值拟合获得了磷化镓（GaP）在飞秒激光脉冲作用下的非线性折射率和双光子吸收系数。

Nonlinear refractivity and two-photon absorption of GaP are obtained by numerical fitting the experimental results .

无Doppler三光子吸收光谱初探

About the Absorption Spectrum of Non-Doppler Three-photon

Na2中由一对耦合能级相干叠加导致的双光子吸收的干涉增强效应

Interference enhancement of two-photon absorption caused by a pair of coherent superposition levels in Na_2

GaAs半导体中三光子吸收的非线性光电导测量

Nonlinear photoconductivity measurement of three-photon absorption in GaAs

GaAs半导体中三光子吸收的研究

Research on three-photon absorption in GaAs semiconductor

理论分析结果表明，n光子吸收跃迁速率与光强的n次方和n阶光子相干度成正比。

It is showed that the n-photon absorption transition rate is proportional to the nth power of intensity and the nth order photon coherent degree .

同时还给出了GaAs中三光子吸收系数的色散曲线。

And the dispersive curves of three-photon absorption coefficients in GaAs are given for different models .

DCM衍生物双光子吸收截面的溶剂效应

Solvent Effects on the Two-photon Absorption Cross Section of DCM Derivatives

观察到HA在强激光脉冲激发下产生了双光子吸收，指认长波荧光发射带为激发态质子转移荧光。

A new emission band of HA in sieves is observed at long wavelength side under strong pulse laser excitation .

GeO2单晶体的双光子吸收四极矩辐射发光

Two Photon Absorption Quadrupole Luminescence in GeO_2 Single Crystals

研究表明，在紫外预电离TEACO2激光器中的光离化过程中双光子吸收起着十分重要的作用。

It is show that , for the ultraviolet pre-ionization TEA CO2 Laser , the absorption of two photos in the process of the photo-ionization plays an important role .

数值模拟计算表明，对于考虑双光子吸收的闭孔Z扫描曲线，其结果与经典的Z扫描理论完全一致。

Numeric simulation shows that for the closed-aperture Z-scan considering the two-photon absorption , the simulation results are well consistent with the conventional theory .

用抽运探测技术研究了CdS缺陷层的双光子吸收（TPA）现象。

Two-photon absorption ( TPA ) of the CdS defect layer in the photonic crystals was investigated by pump-probe measurement .

文中还从理论上分析了CdS溶胶的双光子吸收与毫微晶尺寸的关系，理论计算与实验结果基本符合。

The dependence of crystallite size on TPA has been analysed , and the theoretical prediction is in agreement with the experimental result .

该系统根据X射线的光子吸收效应和康普顿散射效应，能同时实现背散射和透射双能（高／低能）探测。

Based on the Compton effect and photon absorption effect , the system can achieve the double energy transmission ( including high energy and low energy ) and backscatter detection simultaneously .

合理地解释了Pd（mpo）2的非线性光学特性产生机理：非线性吸收来自于近共振双光子吸收，而非线性折射是由于近共振双光子吸收造成的折射加强。

The nonlinear absorption originates from the near resonant two-photon absorption while the nonlinear refraction is enhanced by near resonant two-photon absorption .

在HF水平上，利用解析响应函数方法，研究了1,4二甲氧基2,5二乙烯基苯系列衍生物分子的单光子和双光子吸收特性。

The one_photon and two_photon absorption properties of a series of 1,4_dimethoxy_2,5_ divinyl _benzene derivatives are investigated by use of the analytic response theory at HF level .

有机齐聚物DSB和TSB双光子吸收和时间分辨荧光光谱的研究

Studies Organic Polymeric Materials DSB & TSB of Two-photon Absorption and Time-resolved Fluorescence Spectrum

在正确的UV-Vis光谱基础上，预测了双光子吸收峰的位置。

On the basis of correct UV Vis spectra , the position and strength of the two photon absorption cross sections can be predicted .

研究一维ZnO纳米棒体系中，具有不同跃迁选择定则的双光子吸收和单光子吸收诱导光致发光光谱，揭示一维ZnO纳米体系中的能带结构。

To deeply reveal the energy band structure in well-aligned 1D ZnO nanorods , both one-photon - and two-photon-induced PL , with different transition selection rules , were performed in detail .

KBr晶体双光子吸收特性

Two-photon Absorption Property of KBr Crystals

第一部分涉及双光子吸收（TPA）过程的量子相干控制。

The first part concerns the coherent control of quantum states by specifically designed laser pulses in resonant two-photon absorption ( TPA ) processes .

单光子吸收法（SPA）是活体测定人或动物骨矿含量的非侵入性方法之一。

Single photon absorptiometry ( SPA ) is one of noninvasive techniques , with which bone mineral content in animals or human can be measured in vivo .

在从头计算的基础上，利用两态模型对溶剂对N{4[（反式）2（4硝基苯基）乙烯基]苯基}N，N二苯氨基分子双光子吸收特性的影响进行了理论研究。

The two-photon absorption properties of N - { 4 - [ ( E ) - 2 - ( 4-nitrophenyl ) vinyl ] phenyl } - N , N-diphenylamine are calculated at ab initio level by use of two-state model .

蛋白质组分芳香族氨基酸双光子吸收选择性激发的HMO模型的理论分析

Theoretical investigation of selective excitation of protein components-aromatic amino acids with two-photon absorption based on HMO model