THIN FILMS OF MESOPOROUS SILICA AS SENSITIVE MATERIALS IN CHEMICAL SENSORS FOR THE DETECTION OR DETERMINATION OF COMPOUND VAPORS

摘要

The invention relates to the use of a thin layer of mesoporous silica obtained by a sol-gel process as a sensitive material in a chemical sensor for the detection of vapors of one or more nitro compounds. Applications: control / monitoring of air pollution and atmosphere quality, monitoring of industrial sites.