| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a moisture sensor including a hydrophilic layer having good adhesion to a piezoelectric transducer, and a container including the sensor. <P>SOLUTION: A moisture sensor according to an embodiment has a piezoelectric transducer 1, a pair of electrodes coupled to the piezoelectric transducer 1, a silicon atom bonded to the piezoelectric transducer 1 by covalent bond, and a hydrophilic layer 2 including a hydrophilic part bonded to the silicon atom. <P>COPYRIGHT: (C)2013,JPO&INPIT |
