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采用一维热扩散理论 ,用 Matlab应用软件 ,模拟了热释电单元传感器的电压响应 ,比较 PET塑料衬底、多孔二氧化硅衬底、悬空结构以及体硅衬底的热传导对探测器性能的的影响 ,并与 PCL T/ P(VDF- Tr FE)热释电单元传感器的实验结果作了比较
A one-dimensional thermal diffusivity theory was used to simulate the voltage response of pyroelectric cell sensor with Matlab software. The thermal conductivity of PET plastic substrate, porous silicon dioxide substrate, floating structure and bulk silicon substrate was compared to the detector performance , And compared with the experimental results of the PCL T / P (VDF-Tr FE) pyroelectric cell sensor