single-mode laser 中文意思是什麼
single-mode laser
解釋
單模激光器-
Compared with current instruments, the setup can decrease disturbance of disorder radiation by using double layer refractive index sample matching vessel, and it can increase collecting and transmitting efficiency of radiation by adopting single mode fiber with gradient refractive index lens. with a low power laser, the sample has a low scathe, and the laser and the measurement system can be integrated conveniently
與現有的同類型儀器相比,該儀器採用雙層折射率樣品匹配池減少了雜散光的干擾;採用帶梯度折射率透鏡的單模光纖接收、傳輸散射光信號提高了散射光的收集傳輸效率;用低強度的激光避免了對樣品的輻射損傷,同時可以使激光器和系統集成在一起,整個系統小型實用。 -
A theoretical and experimental study of a new, efficient technique to couple a laser, emitting a highly elliptical beam, to a single - mode fiber without the use of bulk optical components is presented. the technique involves butt coupling the laser to a cylindrical lensed fiber and spherical lensed fiber
本文從理論上和實驗上呈現了一個實用的耦合技術,即在沒有使用分立球形光學元件的情況下將高度橢圓化的激光光束通過透鏡光纖耦合到單模光纖中。 -
It was in this self - q - switching project that a common single mode fiber was connected to er - doped fiber in the fiber laser, in which the sbs process of single mode fiber was used to make the q modulation
本文方案為在摻鉺光纖激光器中的摻鉺光纖後接一普通通信用單模光纖,利用單模光纖的受激布里淵散射效應對光纖激光器實現自調q 。 -
The optimal transmissivity of inhomogeneously broadened single - mode laser
非均勻加寬單模激光器的最佳透射率 -
To achieve diffraction - limited beam quality laser, single mode fiber is used as waveguide in both fiber amplifier and fiber laser in the past
為了實現高光束質量激光輸出,傳統的光纖放大器和光纖激光器均採用芯徑較小的單模光纖作為增益介質波導。 -
Analyses of valid range for the linear approximation in a single - mode laser
單模激光系統線性化近似適用范圍的分析 -
Single longitudinal mode laser
單縱模激光器 -
In two multi - mode lasers, the receiver laser output is synchronized to its input that is very different from the case in single - mode laser system. thus the receiver laser can not serve as a message filter
在這種情況下,接收器激光的強度輸出是和強度輸入同步的,這就和在單模激光系統中混沌通訊的情況不同,此時接收器激光就不能再充當信號過濾器了。 -
This short period of recovery time can be used to decode transmitted message in the receiver. our numerical simulations for chaotic communication in single - mode and multi - mode laser systems show the feasibility of the schemes respectively. in two multi - mode lasers, the scheme of chaotic communication can enhance the privacy
我們分別對單模激光系統混沌同步通訊和多模激光系統混沌同步通訊進行了相應的數值模擬,數值模擬的結果表明,這種利用混沌同步進行保密通訊的方案是可行的,在多模激光系統中的混沌通訊還可以大大提高保密度。 -
In order to realize a experiment of laser cooling and trapping atoms, we have set up a laser diode injection locking system and achieved a laser with single mode, narrow linewidth and 60mw power output
為了進行原子冷卻與俘獲的實驗研究,我們用注入鎖定的方法獲得了約60mw的單模窄線寬激光輸出。 -
Effects of pump noise and quantum noise with real and imaginary parts correlated on the dynamic properties of a single - mode laser
實虛部關聯的量子噪聲和泵噪聲對單模激光動力學性質的影響 -
The self - q - switched pulses of high erbium - doped fabry - perot cavity fiber laser are observed and theoretically analyzed. ( 2 ). utilizing the non - linearity characteristics of single mode fiber - back stimulated brillouin scattering ( bsbs ) and the wavelength - selecting characteristics of fiber gratings, self - q - switched pulses are achieved from a linear cavity erbium - doped fiber laser pumping by a 980nm ld continue wave ( cw ) pumping, the pulse width is 2. 2ns and the repetition frequency of pulses is 64. 5mhz
( 2 )利用單模光纖的非線性效應背向受激布里淵散射( bsbs )和光纖光柵的選頻特性,採用980nm半導體激光器連續泵浦方式,在線性腔摻鉺光纖激光器中實現了自調q運轉,獲得脈沖寬度( fwhm )約為2 . 2ns ,重復頻率為64 . 5mhz的穩定的光脈沖輸出。 -
Therefore, for 980nm pumping, a significant disadvantage is the low coupling efficiency to the single mode fiber because of the mold field mismatch between the elliptical laser beam and the circularly symmetrical fiber mode and also because of the phase mismatch
但是對于像980nm泵浦激光器發出的激光來說,由於特殊的物理結構,使得激光光束具有高度的橢圓性。對于橢圓度高的激光光束和單模光纖耦合的報道不是很多。 -
When the two - dimensional decoupling theory is applied to a single - mode laser system, it is shown that there is relatively large fluctuation in the phase when the laser undergoes from thermal light to coherent light. it is shown that increasing the noise correlation time t can also reduce the fluctuation in the phase of the laser light
將二維退耦理論應用到單模染料激光系統中時,我們還發現,當系統運行在從熱光場到相干光場的過渡過程中時,系統的位相存在相對較大的漲落,增加噪聲關聯時間可以抑制激光場的位相漲落。 -
An oscillation analytic solution for single - mode laser
系統的振蕩解析解 -
The analysis of valid range of the linear approximation in a loss model with a single - mode laser
三階近似激光模型線性化近似適用范圍的分析 -
The spd and moment of single - mode laser cubic model driven by white correlated color noises with different correlative times
相關色噪聲的激光損失模型的定態性質分析 -
The expressions for correlation functions, power spectrum and correlation time of the intensity of a single - mode laser driven by two white noises with a exponential function correlation form were calculated by linear approximation method
應用線性近似方法,計算了具有指數形式關聯的兩白噪聲驅動下單模激光光強的關聯函數、功率譜及關聯時間。 -
If the message is encoded into the total intensity, the transmission method that works quite well in single - mode laser system cannot be extended directly to the multi - mode laser system due to the delay effect of the transmitted message
當把信號疊加在總強度上時,由於信號有延遲效應,所以用原來在單模激光之間傳輸信號的成功辦法就出現了問題。 -
Firstly, decoupling theory is applied to analyze multiplicative colored noise in a single mode laser system. steady state intensity distribution function with colored noise is obtained. the first - order - like phase transition driven by multiplicative colored noise is studied and compared with the case of multiplicative white noise
首先用退耦理論分析了單模激光場中的乘性色噪聲,導出了含有色噪聲的激光場定態強度分佈函數,討論了乘性色噪聲誘導一級相變的條件。
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