Supplementary Material: Optical Bias and Cryogenic Laser Readout of a Multipixel Superconducting Nanowire Single Photon Detector

Supplementary material on the devices used: the amplifier, photodiode, laser diode, list of materials. Additionally, the list of materials, information on the heat load estimation and signal traces are given.

关于所用设备的补充材料：放大器、光电二极管、激光二极管以及材料清单。此外，还包括材料清单、热负载估算信息以及信号轨迹。