The transition is caused by six photon absorption.
该跃迁是由六光子吸收引起的。
The results revealed that the title compound behaves obvious two-photon absorption.
结果显示标题化合物具有很强的双光子吸收效应。
The peak output intensity for Nd glass amplifiers is limited by two-photon absorption.
双光子吸收限制了钕玻璃放大器的输出峰值强度。
It is shown that Raman amplification can counteract the effects of two-photon absorption.
结果表明，喇曼放大可以抵消双光子吸收的影响。
The research development of the polymers with two-photon absorption property was reviewed.
介绍了双光子材料的应用，综述了高聚物双光子吸收材料的研究进展情况。
The effects of absorption coefficients and two-photon absorption on energy measuring are studied.
研究了吸收体吸收系数和双光子吸收效应对于能量测量的影响。
The molecule has the largest two-photon absorption cross section among its series of studied derivatives.
该分子在相应系列衍生物中具有最大的双光子吸收截面。
Second, application of two photon absorption to three dimension density optical data storage is described.
双光子吸收在聚焦光束扫描存储技术中的应用；
In the first chapter, nonlinear optics and the research of two-photon absorption materials are introduced.
第一章主要介绍了非线性光学和双光子吸收材料的研究现状。
In the first chapter, nonlinear optics and the research of two - photon absorption materials are introduced.
第一章主要介绍了非线性光学和双光子吸收材料的研究现状。
Recently, the study of organic two-photon absorption materials has become a hot issue in the field of materials.
近年来，对有机双光子吸收材料的研究正成为材料领域研究的热点之一。
Nonlinear refractivity and two-photon absorption of GaP are obtained by numerical fitting the experimental results.
通过数值拟合获得了磷化镓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。
Three-photon absorption and subsequent excited state absorption of the generated electrons and holes have been observed.
观察到了三光子吸收及所伴随的自由载流子的激发态吸收，并测得了三光子吸收系数。
They are, 1 Two photon absorption in atomic vapor and optical pumping assisted electromagnetically induced transparency.
热原子蒸汽中的双光子吸收以及光泵辅助的电磁感应透明现象。
The effects of two-photon absorption and Raman amplification on the propagation of fundamental optical solitons are studied.
研究了双光子吸收与喇曼放大对基本光孤子传输的影响。
The results show that the number of thiophene units affects the properties of one-photon absorption and two-photon absorption.
结果显示噻吩单元的数目影响分子的单光子和双光子吸收性质。
The nonlinear two-photon absorption of Nd ions in Nd-doped laser glasses was studied with single picosecond laser pulses from a mode-locked Nd glass laser.
利用锁模钕玻璃激光器的单个微微秒激光脉冲，研究了掺钕激光玻璃中钕离子的非线性双光子吸收。
The expression of two-photon absorption probability for the decaying optical pulse series excitation is given and a simple experimental method is suggested.
给出了衰减多脉冲光激发的双光子吸收几率的表达式。 提出了一种简单易行的实验方案。
Taking anthracene-porphyrin-anthracene triads as example, we found that the intra-molecular charge transfer process can largely enhance the three-photon absorption cross-section.
以蒽-卟啉-蒽分子为例，从激发态之间的跃迁密度分析发现，分子内电荷转移过程可以极大地增强三光子吸收。
In laser clinical applications, the process of photon absorption and thermal energy diffusion in the target tissue and its surrounding tissue during laser irradiation are crucial.
在激光临床医学应用中，激光辐照过程中在目标组织及其周围组织内的光子吸收和热能传播过程十分关键。
Results show that the two compounds are good two-photon absorption materials, and the two-photon absorption cross section of DPVMB molecule is stronger than that of PVMB molecule.
计算结果表明，这两个化合物都具有较好的双光子吸收特性，且具有两分支结构的DPVMB分子比具有单支结构的PVMB分子有更强的双光子吸收强度。
We propose the coupled-cluster equation of motion method coupled with semiempirical Hamiltonian to calculate the multi-photon absorption cross-section for complex molecular systems.
我们提出了用耦合簇运动方程方法并结合半经验哈密顿参数来计算大分子体系的多光子吸收截面。
We first analytically demonstrate that the four-wave mixing process in our system is equivalent to a two-photon absorption process and single photons will be obtained at the out-put.
我们首先在耗散表象下，证明了我们方案中的四波混频过程可以等效为一个双光子吸收过程，并得到了单光子输出的解析表达式。
The polymers with two-photon absorption property could be used as film because of their high intensity and tenacity. The applications of polymers with two-photon absorption were introduced.
高聚物双光子吸收材料具有强度高与韧性好的特征，可以在膜状态下使用，因而具有潜在应用前景。
By utilizing the method, the doping concentration of the epitaxial layer is regulated to increase the widening of the depletion region so as to further improve the photon absorption efficiency.
利用本发明的方法，通过外延层的掺杂浓度来调节以增加耗尽区的展宽，可进一步提高光子吸收效率。
In order to investigate the effect of substituents on the two-photon absorption properties(TPA), the one-and two-photon absorption properties were theoretically studied by using ZINDO/SOS method.
利用ZINDO/SOS方法，从理论上研究了对称和不对称取代两种情况下，取代基对二噻吩并噻吩衍生物单双光子吸收性质的影响。
This is because the scattered photon energy flux from the atmosphere scattering near the source preponderate over the absorption.
这是由于源附近大气对光子散射到达探测点的注量超过大气对光子的吸收所致。
The dependences of energy transfer to stimulated emission, non-stimulated emission, the loss in the cavity and the absorption in the triplet etc on the photon life-times are given.
给出了转移到受激辐射、非受激辐射、腔损耗、三重态吸收等方面的能量与腔内光子寿命的关系。
The dependences of energy transfer to stimulated emission, non-stimulated emission, the loss in the cavity and the absorption in the triplet etc on the photon life-times are given.
给出了转移到受激辐射、非受激辐射、腔损耗、三重态吸收等方面的能量与腔内光子寿命的关系。
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