Performance of an Automated Digital Gamma–Imaging System Based upon Cadmium Telluride-Complementary Metal-Oxide Semiconductor Sensor and Collimated75Se Source for Nondestructive Testing

2009 ◽  
Vol 162 (2) ◽  
pp. 200-207
Author(s):  
B. S. Kang ◽  
H. S. Cho ◽  
S. Y. Lee ◽  
S. I. Choi ◽  
J. E. Oh ◽  
...  
Keyword(s):  
Nondestructive Testing ◽  
Metal Oxide ◽  
Cadmium Telluride ◽  
Imaging System ◽  
Complementary Metal Oxide Semiconductor ◽  
Metal Oxide Semiconductor ◽  
Oxide Semiconductor ◽  
Gamma Imaging ◽  
Semiconductor Sensor ◽  
Metal Oxide Semiconductor Sensor

scholarly journals Cocaine by-product detection with metal oxide semiconductor sensor arrays

RSC Advances ◽  
2020 ◽  
Vol 10 (47) ◽  
pp. 28464-28477
Author(s):  
Paula Tarttelin Hernández ◽  
Stephen M. V. Hailes ◽  
Ivan P. Parkin
Keyword(s):  
Metal Oxide ◽  
Gas Sensors ◽  
Sensor Array ◽  
Sensor Arrays ◽  
Metal Oxide Semiconductor ◽  
Oxide Semiconductor ◽  
Semiconductor Sensor ◽  
Gas Sensor Array ◽  
Semiconductor Gas Sensors ◽  
Metal Oxide Semiconductor Sensor

Metal oxide semiconductor gas sensors based on SnO2 and Cr2O3 were modified with zeolites H-ZSM-5, Na-A and H–Y to create a gas sensor array to detect cocaine by-product, methyl benzoate. SVMs were later used with a 4 sensor array to classify 9 gases of interest.

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