而四波混频又是激光谐波变换的主要技术之一。
Four-Wave Mixing is one of the main technology of laser wavelength conversion.
本文研究了各种透明介质的简并的四波混频作用。
In this paper, degenerate four-wave mixing was studied in various transparent optical media.
论文的第二部分研究BE c物质波的四波混频。
The second part of the thesis studies the four-wave mixing of BEC matter waves.
对高速调幅光束的光折变四波混频进行了理论研究。
Photorefractive four wave mixing with rapidly amplitude modulated beams is studied theoretically.
在铜蒸气激光器的激活介质中观察到四波混频现象。
Four-wave mixing was observed in the active medium of a copper vapor laser.
指出在这种简并四波混频中同样可能存在量子拍频效应。
It is shown that quantum beat effect exists in the time-resolved degenerate four-wave mixing.
本文研究了基于SOA的四波混频效应的全光信号处理技术。
In this dissertation, all-optical signal processing based on FWM effects of SOAs is systematically investigated.
但是由于种种原因，四波混频的效率一直无法达到理想的效果。
But for various reasons, it has been unable to reach the ideal result all the time about four waves mixing efficiency.
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 self induced phase matching in four wave mixing in a nonbirefringent single mode optical fiber has been observed.
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。
We have studied the mechanism of the anisotropic property of degenerate four-wave mixing (DFWM) signal intensity in nematic liquid crystal doped with dye.
相位共轭极化拍频起源于四波混频或六波混频过程间的极化干涉。
Polarization beats with phase-conjugation geometry originate from the polarization interference between four- or six-wave mixing processes.
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。
The degenerate four-wave mixing process due to thermal phase grating in nematic liquid crystals is studied.
利用四波混频光路测试了晶体的自泵浦位相共轭反射率和响应时间。
The self_pump phase conjugation reflectivity and response time were measured by using four_wave mixing light path.
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。
We have studied the saturation effect of degenerate four-wave mixing in Doppler-broadened two-level system.
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%。
The four-wave mixing phase conjugation reflectivity increases from 4% to 14% in this temperature range.
利用高非线性光纤的四波混频效应，提出了实现高速全光与门的新方案。
With the FWM effect in nonlinear fibers, a novel high speed all-optical AND gate scheme is proposed.
超精细光谱；非线性光学；简并四波混频技术；等效光栅；同位素检测。
Hyperfine spectrum; Nonlinear optics; Degenerate four waves mixing; The equivalent grating; Isotope detecting.
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。
Their third order optical nonlinearities were studied via a Degenerate Four Wave Mixing (DFWM) technique.
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。
We have studied the level crossing effect in degenerate four-wave mixing and compared it with the level crossing effect in resonance fluorescence.
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。
Degenerate four-wave mixing effect due to thermally induced index grating is studied in liquid crystal MBBA.
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。
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。
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。
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。
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.
它的四波混频相位共轭反射率高达900％以上，且具有相位共轭波温度增强效应。
The phase conjugate reflectivity of four-wave mixing was measured to be higher than 900%; The temperature enhancement of phase conjugation was studied.
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 third order nonlinear optical property of PMOCOPV was studied by degenerate four wave mixing(DFWM).
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。
A novel scheme for polarization insensitive optical wavelength conversion based on four wave mixing (FWM) in semiconductor optical amplifier (SOA) is proposed and demonstrated.
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。
The degenerate four wave mixing (FWM) and optical parametric amplifying (OPA) processes near the zero dispersion in optical fiber are analyzed.
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。
Brillouin enhanced four wave mixing, whose interference beat frequency drives an acoustic field, can improve the SBS phase conjugation fidelity.
对四能级饱和与反饱和吸收介质的简并四波混频和全息随时间的变化行为进行了理论分析。
The temporal behavior of DFWM and holography in four-level saturable and reverse saturable absorbers was analysed theoretically.
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