"The external cavity quantum cascade laser with this design may operate very stable due to its low dependences on voltage and temperature," he says.
“应用这种设计的外腔式量子级联激光器能够非常稳定地运行,这得益于对电压和温度的弱依赖关系,”他说。
The external cavity quantum cascade laser with this design may operate very stable due to its low dependences on voltage and temperature, he says.
“应用这种设计的外腔式量子级联激光器能够非常稳定地运行,这得益于对电压和温度的弱依赖关系,”他说。
Taking an external cavity laser diode (ECLD) as an example, calculations indicate that the perturbation analysis may become invalid under loss modulation.
以可调谐双稳外腔半导体激光器(ECLD)为例,指明了在损耗调制下,扰动近似分析可能会失效。
The linewidth of an external cavity semiconductor laser(LD) is presented quantum-mechanically. The best feedback conditions are given for the suppression of LD linewidth.
本文用量子力学的方法求得了外腔半导体激光器(LD)的线宽,给出了抑制LD线宽的最佳反馈条件。
Theoretic analyses with external cavity laser theory are in accordance with the above experimental results.
利用外腔激光理论对该实验结果进行了合理的分析。
The flow induced oscillation in a cavity exposed to external high speed flow and its suppression by means of sound excitation at the leading edge of the cavity are experimentally studied.
实验研究了矩形空腔在外部高速气流作用下诱导的空腔内流动振荡问题,以及从空腔前缘加入纯音声激励以抑制空腔内流动振荡的技术。
The wide band wavelength tuning external cavity semiconductor laser was theoretically and experimentally analyzed. The maximum tuning range and the continuous tuning condition were given.
对宽带调谐外腔半导体激光器进行了理论及实验研究,分析了其最大调谐范围和连续调谐条件,为宽带可调谐激光器的设计提供了依据。
The problem of coupling an external radiation field into a nonlinear waveguide cavity has been investigated theoretically and experimentally.
对一种非线性波导耦合腔进行了理论和实验研究。
The highest volume molding method, in which the material is forced from an external heated chamber through a sprue, runner or gate into a cavity of a closed mold by means of high pressure.
容量最大的造模法,通过高压的作用材料从外部加热室通过铸口、流道或浇口进入闭式压膜室。
Methods Bone defects or unities due to limb traumas or infections were treated with the free bone grafts through bone marrow cavity, and then fixed with internal or external fixations;
方法对四肢长骨因创伤及感染造成骨缺损和骨不连,切取同骨或另骨的皮质骨植入骨的两段骨髓腔,并用内、外固定。
In the experiment it is found that at a certain external flow velocity and cavity size a strongly self sustained flow oscillation in the cavity would appear.
实验发现,在一定的气流速度和空腔几何尺寸下,空腔内流动会出现强烈的自持振荡。
My paper is including two parts: the design and implement of the external cavity laser diode (ECLD) current source and the research of network data disaster recovery system.
课题工作内容主要分为:外腔半导体激光器用恒流电路的设计与实现和基于网络的远程数据备份容灾方案两大部分。
It is shown that the phase noise spectrum density shift periodicity with the length of external cavity and the peak value of power spectrum density varies considerably with the feedback coupling rate.
这表明相位噪声功率谱密度随外腔长度而周期性地漂移,且功率谱密度的峰值随外部反馈耦合率而发生很大的变化。
A new type of wavelength conversion technology is presented, which is based on a hybrid integrated DBR laser with a fiber Bragg grating as its external cavity.
的波长转换技术,提出一种新的类型,它是基于一种混合集成与作为其外部空腔的光纤布拉格光栅的DBR激光器。
The invention relates to an external cavity which allows a semiconductor laser array to output double wavelengths and belongs to the field of the semiconductor laser.
本发明是一种使半导体激光列阵输出双波长的外腔,属于半导体激光器领域。
Using ray transfer matrix, the characteristics of the external cavity and the feedback laser beam are studied.
利用传输矩阵理论结合具体实验装置分析了外腔反馈注入系统的特性和反馈注入光束的传输特点。
A novel tunable distributed Bragg reflection (DBR) laser using metal coated fiber Bragg grating as the external cavity was demonstrated.
报道一种新颖的波长可调谐光纤光栅外腔分布布拉格反射激光器。
An external layer of compact Bone surrounds a central area of spongy Bone, except at the marrow cavity.
骨的外层为质密的骨皮质,包围着海绵状骨松质中心区(不算骨髓腔)。
The two kinds of the linewidth-narrowing mechanisms in external cavity semiconductor lasers are differentiated and studied, then the spectral linewidth formula is simply. obtained.
本文区分和研究外腔半导体激光器的两种窄谱机制,从而简捷地得出了其线宽公式。
A broad area laser diode (BALD) with external cavity feedback is experimentally investigated and analyzed by using ray transfer matrices.
实验研究了带外腔反馈注入的宽接触条形激光器,并用光线传输矩阵分析了该外腔结构。
The noise characteristics of an IEC LD depend mainly on the lengths of the active region and the external cavity and on the changes in the refractive index.
指出IECLD的噪声特性主要取决于有源区和外腔的长度及折射率的变化。
With the peak-seeking servo-controlled technology based on a residual error, an external optical cavity can keep in resonance with the frequency of Ti-sapphire laser in the experiment.
基于有差伺服调节技术,实现了外置光学谐振腔的共振频率与钛宝石激光器工作频率的锁定。
Utilizing equivalent external cavity approximation model, the influence of coupling coefficient on the threshold gain of FBG-ECL is discussed.
根据等效腔模型,讨论了耦合系数对FBGECL阈值特性的影响。
The saucepan cover (1) of an electric pressure cooking saucepan with quick pressure relief comprises a water cavity (13) formed by a gap between the external cover (11) and the internal cover (12).
一种快速卸压电压力锅,其锅盖(1)包括在外盖(11)和内盖(12)之间间隙形成的水腔(13)。
When the utility model is not used, the utility model also has the advantage of external guide prevention of dry powder in the powder storing cavity.
及,在非使用状态下,可防止储粉腔中的干粉外引等优点。
A novel beam-steering external cavity diode laser using an intracavity lead lanthanum zirconate titanate (PLZT) electro-optic ceramic deflector is proposed and demonstrated experimentally.
提出并实验验证了一种新的基于掺镧锆钛酸铅(PLZT)材料的电光陶瓷偏转器的腔内光束扫描外腔半导体激光器。
The squeezing of the single mode cavity field is influenced by the driving field Rabi frequency, the cavity-mode frequency detuning from that of a coherent external field and the cavity decay rate.
单模腔场的压缩性质受到外加驱动场的拉比频率,腔模频率与外加相干场频率的失谐量以及腔场衰减速率的影响。
The squeezing of the single mode cavity field is influenced by the driving field Rabi frequency, the cavity-mode frequency detuning from that of a coherent external field and the cavity decay rate.
单模腔场的压缩性质受到外加驱动场的拉比频率,腔模频率与外加相干场频率的失谐量以及腔场衰减速率的影响。
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