Linewidth相关论文
Experimental study of the relationship between phase noise and linewidth of distributed feedback fib
We measure the phase noise and linewidth of 6 asymmetrical Distributed FeedBack Fiber Lasers (DFB FL) using unbalanced M......
基于120°相差干涉和光场相位实时重构的窄线宽激光动态噪声特性测试方法,从时域频率调谐函数、频域频率噪声功率谱密度及其随时间......
本文从理论上分析了外腔半导体激光器的线宽压窄原理,用延时自外差法对外腔半导体激光器的线宽特性进行了测量研究,得到了线宽反比......
简要回顾了高功率光纤激光的发展历程,以高功率光纤激光的“代表作”——万瓦级单模光纤激光为例,深入剖析了结构和参数特征。随后......
The wavelength modulation indices are measured based on harmonic amplitude ratio of 4f_(amp)/6f_(amp) (4f_(amp) and 6f_(......
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Ba原子是光频标的候选者之一,对其进行有效的激光冷却与囚禁需要相关能级的 寿命和跃迁几率的信息。 Ba原子激发态6s6p3P1 能级在......
We report experimentally the transformation from the electromagnetically induced transparency (EIT) resonance to a dispe......
采用全量子理论,建立了皮秒级光参量发生放大器中自发参量辐射产生参量光线宽的数学方程,并对影响参量光线宽的各种物理机制进行计......
提出了一种低噪声、线宽小于4 kHz、波长为1 083 nm的线形腔单频光纤激光器.该激光器引入了偏振控制器来消除线形腔内的空间烧孔效......
本文讨论了流动和化学激光器的非均匀加宽介质吸收或发射谱线中的渡越加宽效应;导出了线型函数的积分表示;并在高速流的条件下得到......
Operating a laser diode in an external cavity, which provides frequency-selective feedback, is a very effective method t......
We demonstrate two ultra-stable laser systems at 1064 nm by independently stabilizing two 10-cm-long Fabry–Pérot cavit......
针对拉曼驱动场下的四能级理论模型,讨论了实现无吸收、高折射率的条件,并分析了探测场及相干激发场的线宽对介质的折射率及增益的影......
本文从理论上分析了外腔半导体激光器的线宽压窄原理,用延时自外差法对外腔半导体激光器的线宽特性进行了测量研究,得到了线宽反比......
We consider the relaxation processes of parametric excitation of magnons in a microwave resonator. Using the approach of......
,Spectrum evolutions of spontaneous and Pump-depleted stimulated Brillouin scatterings in liquid med
A theoretical model for calculating spontaneous and stimulated Brillouin seattering(SBS)spectra is described.An empirica......
This paper studies the narrow spectral feature appearing in a four-level system coupled by two strong coherent fields an......
In a recent XUV photoabsorption spectrum of Cs Ⅲ ions by Cummings and O’Sullivan [2001 J. Phys. B 34 199], rather larg......
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,Combined effect of light intensity and temperature on the magnetic resonance linewidth in alkali va
One of the peculiar phenomenons in non-zero magnetic resonance magnetometer is that,with the increase of the temperature......
,Pressure-broadened atomic Li(2s-2p) line perturbed by ground neon atoms in the spectral wings and c
Full quantum calculations are performed to investigate the broadening profiles of the atomic lithium Li(2s-2p) resonance......
,Transverse relaxation determination based on light polarization modulation for spin-exchange relaxa
A transverse relaxation determination of spin-exchange relaxation free (SERF) magnetometer based on polarization modulat......
,Molecular beam epitaxial growth of high quality InAs/GaAs quantum dots for 1.3-μm quantum dot laser
Systematic investigation of InAs quantum dot (QD) growth using molecular beam epitaxy has been carried out, focus-ing ma......
本文通过对荣华二采区10...
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Research on the one mirror inclined three mirror cavity (OMITMiC) photodetectors in the laboratory is reported. In t......
以光栅外腔半导体激光器的理论知识为基础,对Littrow型的外腔半导体激光器的结构进行了说明。根据等效反射系数的概念,推导出外腔反......
为了实现稳定的窄线宽高功率输出,设计了一种基于级联结构的弭德共掺窄线宽光纤激光器,对其线宽和稳定性进行了详细讨论。激光器为......
本文提出把矩匹配法子象素边缘检测技术用于工业无损检测中机器零部件疵病几何尺寸的测量.采用迭代算法修正线条边缘位置参数,理论误......
本文详细地讨论了分布反馈激光器的线宽及其影响因素。同时还讨论了线宽与相干光通信的关系。......
A New Kind of Self-Frequency-Stabilization 1.3μM Single Frequency Coherent Source with 10MW and a Sp
The design of 1.3μm He-Ne single frequency laser for optical fiber communication is in-troduced.The scheme for obtainin......
Narrow linewidth light source is a prerequisite for high-performance coherent optical communication and sensing.Waveguid......
本文首先从理论上通过简单的分析得到了有源光纤环形腔的输出谱密度函数公式,该式清楚地表明光纤环形腔的频率滤波特性.从该公式出......
囚禁汞离子的光微波双共振实验是开展汞离子微波频标的实验基础。二级Zeeman效应是影响频率稳定度和磁场效应的重要因素之一。利用......
本文采用多模激光振荡的半经典理论,分析了在注入锁定时腔内各纵模与注入信号间的作用关系.用连续的Nd:YAG激光器产生的单纵模激光......
Ba原子是光频标的候选者之一,对其进行有效的激光冷却与囚禁需要相关能级的寿命和跃迁几率的信息。Ba原子激发态6s6p~3P_1能级在激......
文章基于costas OPLL工作原理和数学模型,研究分析了costas OPLL环路数学模型和环路相位噪声,并计算得到了costas环的环路带宽、线......
对泵浦光的光束质量影响信号光线宽加宽的物理机制进行了模拟计算和分析,结果表明,在锭离简并点处,信号光线宽较小,在简并点附近,信号光......
为了对相位敏感光时域反射系统进行优化设计,采用相位敏感光时域反射原理搭建了一套多点入侵检测系统,通过数值模拟和实验分析了激......
本文着重论述了田口式参数设计法在半导体制造中对线宽的质量控制。通过田口式参数设计法,可以优化线宽控制对光刻过程步骤中的可控......
从质子轰击条形半导体激光器线宽的实验测量,发现半导体激光器线宽与谐振腔结构有关。通过对C.H.Henry给出的半导体激光器线宽的理论公式进行......
介绍了作者在测量单纵模激光器线宽参数的过程中,研制的马赫-曾德尔光纤干涉仪,并给出了实验结果。......
研究了掺Nb浓度为0.15的KTN晶体中^181Ta和^93Nb的核磁共振信号的线宽和(积分)强度对温度的依赖性。通过两种核的信息分析,我们观察到在120K-230K之间晶体发生二次相......
本文根据双模激光时间相干度g(t)与激光线宽△up的关系提出了一种观测激光宽及其时谱的简单方法-g(t)时谱法,文章以双模He-Ne激光器为例,介绍了本方法......
本文采用接近实际的标准大气模型和Voigt线型,计算了100km高度内各种参数条件下的增益系数随高度的变化曲线,并将所得结果与他人的......
研制出一种新颖的窄线宽、单偏振输出全光纤环形激光器 ,并给出了这种激光器的结构和技术性能参数 .实验表明 ,该激光器输出线宽 <......
建立一种基于刻线边缘轮廓特征求取刻线线宽和线宽粗糙度的测量方法。理想情况下,刻线线宽方向截面为矩形,面积为该矩形高度和宽度的......
详细分析了P47型原子力显微镜线宽测量不确定度的来源,给出了基于几何形状的线宽测量模型,提出了线宽测量不确定度的评定路线和方法......