detectivity 中文意思是什麼
detectivity
解釋
檢測能力-
Specific spectral detectivity
比光譜探測率 -
Specific pulse detectivity
比脈沖探測 -
Because a conventional quantum well is needed to add in the novel structure, many experiments were made on conventional gaas / algaas qwips. the experiment results based on various test methods were well analyzed. the detectivity of conventional gaas / algaas qwips can be comparable to the current level gradually
由於改進結構中需要加入一常規量子阱，因此針對常規結構做了部分實驗，由多種測試方法得到大量實驗數據，並對其進行了全面的分析，常規gaas algaas量子阱紅外探測器的研製已經逐步趨向正常化。 -
Noise, nedt, nep, and detectivity of microbolometer arrays are also considered. the work will provide the insight necessary to understand the optimum design and practical operating requirements of microblolmeter arrays. this paper provides a low cost and more practical software tool for predicting and evaluating parameters of the detector
對微測輻射熱計性能進行了計算模擬，為非致冷微測輻射熱計紅外探測器性能預測和評估提供一種準確、快速、低成本的方法，並且開發了一整套對測輻射熱計探測器進行計算機優化設計的模擬軟體。 -
As the microbolometer which is voltage biased express some characters different from other infrared detectors under the effect of electric heat and infrared radiation together, the computing method of parameters, such as responsivity, noise, noise equivalent temperature different ( netd ), noise equivalent power ( nep ), optical gain, detectivity and so on is given in this paper. some of these parameters are particular compared with other detectors, and some have difference between microbolometer and other detectors
由於微測輻射熱計在施加偏置電壓的情況下，電熱效應與紅外輻射的共同作用使它表現出與其他紅外探測器完全不同的一些特徵，文中給出了響應率、噪聲、噪聲等效功率、噪聲等效溫差、光學增益、探測率等參數的計算方法，這些參數中的部分是微測輻射熱計獨有的，或者與其他的紅外探測器的同一參數有所區別。 -
The experimental results showed that the substrate of pyroelectric sensor could significantly affect the detectivity. the porous silicon dioxide and pet plastic film substrate could effectively decrease the thermal conduction and the thermal fluctuation noise of the pyroelectric element, increase the voltage responsivity and the detectivity obviously
結果表明，多孔氧化硅和pet塑料可有效降低熱釋電元件的對外熱傳導，明顯提高傳感器的電壓響應率和降低熱釋電元件的熱噪聲。
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