Abstract
The multilayer pyroelectric thin film infrared detector arrays were prepared by a metallo-organic compound decomposition method. A DC poling and a pulse poling methods have been investigated to reduce the poling time and improve the poling efficiency of pixels of an uncooled infrared focal plane array. It’s found that the efficiency of the DC poling increased by 20% via optimizing the poling conditions. While the efficiency of the pulse poling increased by over 31%. Compared with the DC poling, the pulse poling can improve poling efficiency and reduce the poling time significantly. Furthermore, a stepwise pulse field can reduce the breakdown of thin films during poling.
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