Patent ID: 6109094
Filing Date: 2000-08-29
Classification: G01N

Abstract:
A method of fabricating a gas sensor array comprising at least one gas sensitive semiconductor device including a suitably doped semiconductor substrate (1), comprising the steps of:comprising wide band-gap semiconductor material having a band-gap of at least 1.5 e.v.;providing a first layer semiconductor substrate (1);applying onto said first layer semiconductor substrate (1) by evaporation or sputtering, a second layer insulator layer (2);applying onto said second layer insulator layer (2) by evaporation or sputtering, a third layer mono- or multi-layer intermediate layer (4) which comprises a silicide; andapplying onto said third layer mono- or multi-layer intermediate layer (4) by evaporation or sputtering, a fourth layer catalytic layer (5).