SENSOR ELEMENT

摘要

The invention relates to a sensor element (10) constructed in a layered form for detecting a physical property of a gas or a liquid, especially for detecting the concentration of a gas component or the temperature of the waste gas of an internal combustion engine. Said sensor element (10) contains one first and one second layer (21, 22) and at least one contact surface (30) which is arranged on a layer plane between the first and the second layer (21, 22). Said first layer (21) comprises a recess (40, 41, 42) which is arranged in the region of the contact surface (30).