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MIT chemists have devised an inexpensive, portable sensor that can detect gases emitted by rotting meat, allowing consumers to determine whether the meat in their grocery store or refrigerator is safe...
Discriminatory power assessment of the sensor array of an electronic nose system for the detection of non alcoholic beer aging
electronic nose chemical change storage beer aroma food PCA
2014/2/25
Many chemical changes in beer aroma occur during storage (aging), and monitoring these changes could give guidelines to the brewers how to manage and control the brewing process to obtain the final pr...
Ethanol Sensor Using Two Chloride Ion-Selective Polymeric Membrane Electrodes
ethanol chloride ion-selective polymeric membrane electrode plasticizer
2009/7/7
An ethanol sensor using two chloride ion-selective polymeric membrane electrodes (Cl-ISEs) was developed. Two different polymeric membranes were used, one with o-nitro-phenyloctyl ether (NPOE) and the...
Microbial Sensor for the Determination of Ascorbic Acid Based on the Iron-Oxidizing Activity of Thiobacillus Ferrooxidans
biosensor Thiobacillus ferrooxidans ascorbic acid
2010/11/22
A microbial sensor consisting of immobilized Thiobacillus ferrooxidans and an oxygen electrode were prepared for the determination of ascorbic acid (AsA). A linear relationship was obtained between th...