deneyler QCM (Quartz Crystal Microbalance) as experiments related to determining from the
odour of growing duration of the bacteria. In this context, the growing duration of odour
produced by Escherichia Coli bacteria was examined in five day period after 24, 48, 72, 96,
120 hours that they were planted in petridish. The evaluation of odour data was carried out
using the method of Principle Component Analysis (PCA). It was found that the kind of …