E-noses nose out traditional odor-detection equipment.

EDN | December 17, 1998| | Copyright

SPECIALIZED SENSOR ARRAYS ARE REPLACING OLDER "ONE-TRICK-PONY" OLFACTORY SENSORS FOR BROAD-RANGE ODOR DETECTION. THESE UNIQUE ELECTRONIC NOSES, OR E-NOSES, BREATHE NEW LIFE INTO CONSUMER, INDUSTRIAL, AND MEDICAL SCENT-SENSING APPLICATIONS.

Although electronic systems for odor detection have been around for a few years, traditional systems suffer from a number of problems. Readily available, small, inexpensive sensors, such as a home carbon-monoxide detector, can detect only one gaseous substance. Systems capable of sensing multiple airborne substances, such as ...

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