ePix是一款基于Timepix3芯片的混合像素探测器,用于电子显微镜,可实现实时直接电子探测。ePix使用数据驱动的读出模式,每个电子都被分配一个包含精确位置和能量信息的时间戳。与间接电子探测相比,ePix的动态范围几乎不受限制,在低能段的灵敏度提高了几个数量级。ePix将高性能读出架构与创新、坚固的探测器设计相结合,为高通量,高分辨率和高灵敏度电子显微镜应用创造了终极探测器解决方案。特点优势:&bull 单电子灵敏度&bull 小面积,大立体角&bull 高空间分辨率&bull 超高速读出&bull 能量阈值典型参数CMOS technology130 nmPixel size55 × 55 μmPixel matrix256 × 256Sensitive area14 × 14 mmSensor material / typesSi / 100, 300, 500 μmTOA resolution1.56 nsHit rate in Data-driven mode64 Mhit/sEnergy range2.5—300 keVReadoutUSB-CTypical power consumption3.5 WReadout modesData-driven zero-suppressedFrame based zero-suppressedPixel mode of operationsimultaneous Time-Over-Threshold and Time-Of-Arrival orintegral Time-Over-Threshold and event countExtended front-end69 mm × 28 mm × 16 mmdimensionsRead out dimensions104 mm × 67 mm × 30 mmDetector mountingCustomizableExternal synchronizationLVDS signals꞉ Trigger In, Trigger Out, Clock In, Clock Out, Ready In,Ready OutFront-end to Readout distanceup to 45 cmTemperature stabilizedPeltier cooled典型应用&bull (4D) STEM in SEM/TEM&bull μED (micro electron diffraction)&bull EBSD&bull EELS&bull Micro/nano CT&bull PtychographyThe diffraction pattern measured forSi sample aligned to [100] zone axis.
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