| 1. | The average dark current is often eliminated by means of a zeroing circuit . 平均暗电流常利用调零电路消除。 |
| 2. | Dark current test system based on logarithmic converter 基于对数转换器的暗电流测试系统 |
| 3. | Measuring methods of photocell - dark current 光电池测量方法暗电流 |
| 4. | Measuring methods of photocell - dark current temperature characteristic 光电池测量方法暗电流温度特性 |
| 5. | Dark current mechanism of hgcdte photovoltaic detector passivated by different structure 光伏探测器暗电流机制 |
| 6. | Cathode dark current 阴极暗电流 |
| 7. | Dark current noise 暗电流噪声 |
| 8. | An optional black anodized aluminum cover can be used to eliminate ambient light and to block the light path when taking dark current measurements 另外还提供一个可选配的黑色阳极电镀铝盖用于在进行暗电流测试时遮蔽环境光线。 |
| 9. | We fabricated the gan - - based msm photodetectors successful1 y using the 1 if t - - off technics ( 4 ) the spectrum respone , dark current , current - - voltage ui1der i 11uminatiofl of our gan - - based msm photodetectors were measured and stud ied 用剥离工艺成功地制备了gan材料的msm光电探测器。 ( 4 )测量并研究了msm光探测器的光谱响应,暗电流,光照?特性等。 |
| 10. | After measuring dark current , photocurrent and response to x pulse of gaas detector before and after 1 . 7 mev electronic radiation , the response tune , fall time of trailing edge , full width of half maximum ( fwhm ) , sensitivity , carrier life , mobility are researched and contrasted . the result shows that the response speed of detector , time resolution ratio and nonlinear of back edge of output signal have been improved greatly after electronic radiation . though sensitivity of the detector reduces , its measuring range can be widened 为了使探测器的性能得到进一步的提高,我们对其进行了电子辐照改性,并测量了本征砷化镓探测器和经过1 . 7mev电子辐照的探测器的暗电流、光电流及对x射线的脉冲响应,并对其响应时间,后沿下降时间,半高宽( fwhm ) ,载流子寿命,灵敏度进行对比,研究,结果显示经电子辐照后的探测器的性能得到了改善,使响应速度,分辩率进一步提高,并消除了探测器输出信号后沿的非线性,虽灵敏度有所降低,反而使其测量范围得以拓宽。 |