lower detector 中文意思是什麼

lower detector 解釋
下探測器
  • lower : adj 〈low 的比較級〉1 較低的。2 下級的,低級的。 lower animals 下等動物。3 南部的。 in lower Manh...
  • detector : n. 1. 發覺者。2. 偵查器。3. 【化學】檢定器。4. 【電學】檢電器。5. 【電訊】檢波器,指示器。
  1. The x - ray is isotropic measured by pin detector, the hard x - ray ( > 30kev ) production become smaller with the reduction of the incident laser intensity, when the intensity is lower than 1014w / cm2, there is no hard x - ray

    X射線是各向同性的, x射線產額隨入射激光強度的降低而減小,當強度小於10 ~ ( 14 ) w cm ~ 2時,不再有硬x射線產生。
  2. The x - ray is isotropic measured by pin detector, the hard x - ray ( > 30kev ) production become smaller with the reduction of the incident laser intensity, when the intensity is lower than 101 ? w / cm2, there is no hard x - ray generation

    這是第一次實驗測量紫外飛秒激光輻照固體靶產生的硬x -射線連續譜,為研究把紫外激光應用於慣性約束聚變「快點火」的可能性提供了實驗數據。
  3. The pin silicon photodiode made by alice - china group, which has a large area and high performances, is an important part of the photon spectrometer ( pros ) pbwo4 detector read - out system on the alice experiment. the pin diode has a sensitive area of 16x17 mm2. its leakage current is lower than 5na at room temperature

    本工作研製的pin硅光電二極體的靈敏區面積為16x17mm2 ,常溫漏電流小於5na ,紫光區量子效率約為83 % ,結電容為110 - 120pf ,以及由pin光電二極體與電荷靈敏前置放大器組成的讀出系統的噪聲水平在- 25下小於527個等效噪聲電荷,並經過了長期性能穩定性的考驗
  4. Leakage current is one of key factors for the energy resolution of the detectors, the mis detector has lower leakage current thus improve the energy resolution. the mis structure is a good contact type for the cdse detectors

    可見漏電流是影響探測器能量解析度的重要因素,具有mis接觸電極的探測器能有效地減小漏電流,提高能量解析度,因而是cdse探測器的一種較佳電極接觸方式。
  5. The simulated results show that we can improve the sensitivity by setting the optical bias at / 2, reducing the gap of electrode, increasing the overlap integral factor, reducing the insert lose, adopting suitable segmentation number, increasing the electrode length, increasing the optical power, reducing the wavelength and the relative intensity noise and reducing the receive bandwidth ; obtain the wider bandwidth utilizing reducing the electrode length and the capacitance of modulator, segmentation the electrode ; increase the dynamic range using lowering noise, increasing the optical power at the detector and lower optical bias

    通過計算得知,使傳感器相位偏置為/ 2 ,減小電極間距,提高電光重疊因子,減小器件插入損耗,採用合適的分段數,增加電極長度,增大光功率,降低激光的波長,減小相對強度噪聲,減小接收帶寬,對提高靈敏度的效果是非常明顯的。而減小天線長度,降低調制器電容,電極分段,都可以獲取較大的帶寬。降低系統噪聲;增加到達探測器的光功率,採用較低的光學偏置,都可以增大線性動態范圍。
  6. In this paper, a new interference - space - based blind adaptive mmse linear detector and the corresponding tracking algorithm based interference correlation matrix is proposed for mai in cdma wireless celluar communication system. analysis and simulation illustrate that the proposed blind multiuser detector has lower computational complexity, faster convergence and stronger robust with respect to imprecise knowledge of the received signature waveform of user of interest

    圍繞著cdma無線蜂窩移動通信系統中的多址干擾( mai )抵消問題,本論文在現有盲自適應多用戶檢測技術基礎上,提出了一種新的基於干擾空間線性mmse盲自適應多用戶檢測器及其相應的基於干擾自相關矩陣c _ 1跟蹤演算法。
  7. So, mfld provides a new way to obtain optical information for optical chemo - and biosensors. compared with conventional detection methods, in which the detector was placed at the distal end of the fiber, mfld has advantages in much higher singnal - to : noise ( s / n ) ratio and sensitivity, since the analyte signal is measured against a much lower background by placing the detector at the fiber - optic profile instead of the distal end

    模式濾光檢測和傳統的檢測方式相比,檢測器的位置由光纖末端改放在光纖側面,獲取光纖側面產生的模式濾光信號,由於光纖側面的背景光遠較光纖末端的出射光背景小,因而較之檢測光纖末端的出射光有高得多的信噪比和靈敏度。
  8. It fulfills the mission of the lower s / n target detection and the precise tracking by use of real time process of ir image serial which input by detector

    它通過對探測器輸入的紅外圖像序列的實時性處理,來完成目標的低信噪比的檢測和目標的精確跟蹤等任務。
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