等效噪声电荷 meaning in English

equivalent noise charge

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
本工作研制的pin硅光电二极管的灵敏区面积为16x17mm2 ，常温漏电流小于5na ，紫光区量子效率约为83 % ，结电容为110 - 120pf ，以及由pin光电二极管与电荷灵敏前置放大器组成的读出系统的噪声水平在- 25下小于527个等效噪声电荷，并经过了长期性能稳定性的考验