Photorefractive four wave mixing with rapidly amplitude modulated beams is studied theoretically.
对高速调幅光束的光折变四波混频进行了理论研究。
The third order nonlinear optical property of PMOCOPV was studied by degenerate four wave mixing(DFWM).
采用简并四波混频（DFWM ）方法研究了PMOCOPV的三阶非线性光学性质。
The self induced phase matching in four wave mixing in a nonbirefringent single mode optical fiber has been observed.
报道了无双折射单模光纤中四波混频的一种新型相位匹配方式。
The degenerate four wave mixing (FWM) and optical parametric amplifying (OPA) processes near the zero dispersion in optical fiber are analyzed.
分析了光纤中零色散附近的简并四波混频（FWM）和简并光参量放大（OPA）过程。
Brillouin enhanced four wave mixing, whose interference beat frequency drives an acoustic field, can improve the SBS phase conjugation fidelity.
采用四波混频加强SBS的方法，其相干拍频驱动声子场，能提高SBS相位共轭保真度。
The real-time storage is obtained in the organic dye BDN solution in toluene by doublet degenerate four wave mixing induced thermal refractive index grating.
本文利用二重简并四波混频感生折射率光栅，实现了光信息在有机染料BDN溶液中的实时存储。
A scheme is suggested in this paper, by which squeezed state light can be radiated from lasers directly via non-degenerate backward four wave mixing in laser cavities.
本文研究通过在激光腔内进行后向非简并四波混频，直接产生压缩态光输出的方案。
The analytical solutions for the stead state equations of four wave mixing with an arbitrary complex coupling constant are given without the undepleted pump approximation.
在无泵浦非耗竭近似下，给出了复耦合系数为任意值时稳态四波混频耦合波方程组的解析解。
A novel scheme for polarization insensitive optical wavelength conversion based on four wave mixing (FWM) in semiconductor optical amplifier (SOA) is proposed and demonstrated.
提出和论述了一种新颖的偏振不敏感的基于半导体光放大器的四波混频光波长转换方法。
Their third order optical nonlinearities were studied via a Degenerate Four Wave Mixing (DFWM) technique.
采用背相简并四波混频（DFWM）的方法研究了它们的三阶光学非线性。
It is shown that quantum beat effect exists in the time-resolved degenerate four-wave mixing.
指出在这种简并四波混频中同样可能存在量子拍频效应。
Degenerate four-wave mixing effect due to thermally induced index grating is studied in liquid crystal MBBA.
本文中探讨了MBBA液晶中，由热致位相光栅产生的简并四波混频效应。
The values of third-order susceptibilities X(3) of porphyrin-phthalocyanine heterodimers have been measured by degenerate four-wave mixing (DFWM) method.
利用简并四波混频（DFWM）方法测量二元分子卟啉酞菁的三阶非线性极化系数X（3）值。
The effect of the stochastic field on the degenerate four-wave mixing signal intensity hag been studied basing on the phase-diffusion model.
本文在相位扩散模型的基础上，研究了随机场对简并四波混频输出强度的影响。
We have studied the mechanism of the anisotropic property of degenerate four-wave mixing (DFWM) signal intensity in nematic liquid crystal doped with dye.
我们研究了掺染料向列相液晶中简并四波混频各向异性的机制。
In this paper, degenerate four-wave mixing was studied in various transparent optical media.
本文研究了各种透明介质的简并的四波混频作用。
Four-wave mixing was observed in the active medium of a copper vapor laser.
在铜蒸气激光器的激活介质中观察到四波混频现象。
The four-wave mixing phase conjugation reflectivity increases from 4% to 14% in this temperature range.
在温度变化范围内，四波混频相位共轭反射率从4 %增加到14%。
By using femtosecond laser, the off-resonant third-order optical nonlinearity of the compound was measured with degenerate four-wave mixing technique.
采用飞秒激光，运用简并四波混频法，研究了化合物在非共振状态下的三阶非线性光学性能。
The degenerate four-wave mixing process due to thermal phase grating in nematic liquid crystals is studied.
本文研究了向列相液晶中热致相位光栅产生的简并四波混频过程。
Due to the coupling term of the four-wave mixing, the mode interaction has a symmetric effect on the submodes, inducing the gain suppression on them.
由于引入四波混频耦合项，模相互作用的效应对次级模的影响是对称的，均使次级模受到增益抑制。
In this paper, the first experiment of generating the phase conjugated backward wave by degenerate four-wave mixing in chlorophyll solution is reported.
本文报道在叶绿素溶液中用简并的四波混频得到位相复共轭后向反射波的首次实验。
This dissertation is devoted to effects of relaxation times on wavelength conversion efficiency based on four-wave mixing(FWM) in semiconductor optical amplifier(SOA).
通过数值求解耦合波方程，研究了半导体光放大器弛豫时间对四波混频波长变换效率的影响。
We have studied the level crossing effect in degenerate four-wave mixing and compared it with the level crossing effect in resonance fluorescence.
研究了简并四波混频的能级交叉效应，并与共振荧光的能级交叉效应比较。
In this paper, effects of one of the fibre nonlinearities, four-wave mixing, in long distance coherent multichannel optical fibre transmission are studied.
本文研究光纤非线性现象之一的四波混频对长距离相干多路光纤传输系统的影响。
According to the weakness of laser alarm and jamming, a alarm and jamming method against laser guide weapon using Brillouin enhanced Four-wave mixing is proposed.
针对现有的激光告警和干扰方法的缺点，提出了利用布里渊增强四波混频法实现对激光制导武器一体化告警和干扰的方法。
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。
We have studied the saturation effect of degenerate four-wave mixing in Doppler-broadened two-level system.
我们研究了多普勒增宽的二能级系统中，简并四波混频的饱和效应。
Besides, the limitation of RZ-DPSK regeneration utilizing self-phase modulation is discussed. The initial conditions using four-wave mixing to achieve regeneration is given.
同时对于RZ - DPSK信号，研究了利用自相位调制实现再生的局限性，给出了利用四波混频实现再生的初始条件。
In this paper, the time-resolved degenerate four-wave mixing in two-level system is treated rigorously with the density-matrix method.
本文用密度矩阵方法严格处理了在共振情况下二能级系统时间分辨简并四波混频问题。
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