| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a gas sensor element capable of shortening a sensor activation time while suppressing water cracks therein, and to provide a gas sensor provided with the same. <P>SOLUTION: A gas sensor 100 includes: a detection section 10 formed by stacking a solid electrolyte 2 having a pair of electrodes provided in both sides thereof and a heat generator 3 including a heat source 4; and a porous protective layer 20 formed in the periphery of the detection section 10. The porous protective layer 20 is formed of a single material made of silicon carbide or aluminum nitride or a mixed material of at least any one of the silicon carbide and the aluminum nitride and other ceramic materials. <P>COPYRIGHT: (C)2012,JPO&INPIT |
