一、引言 近年来传感器在各个领域的开发及其应用引起人们的注意。检测各种物理量的物理传感器已经实用化,并已应用于各种技术领域。 另一方面,检测化学物质的化学传感器的应用范围也在逐渐扩大。有关这方面 I. Introduction In recent years, the development of sensors in various fields and their applications has aroused people’s attention. Physical sensors that detect various physical quantities have been put into practical use and have been applied to various technical fields. On the other hand, the scope of application of chemical sensors for detecting chemical substances is gradually expanding. In this regard