0.25
0.5
0.75
1.25
1.5
1.75
2
Optical Sensor receptors for Food Freshness and Pesticides detection
Published on May 11, 20233 Views
Chapter list
Optical Sensor receptors for Food Freshness and Pesticides detection00:00
IOS, Institute of Environmental Protection and Sensors00:28
Sensor Applications01:25
DEFINITION OF SENSORS01:45
Analytical aspects of sensors02:23
“Optrode” - (from optical electrode) and “optode” (from Greek - the optical way)03:37
OPTICAL CHEMICAL/BIO- SENSOR system04:26
Design of optical chemical sensor „Indicator chemistry“05:16
Indicators05:30
Polymer carrier05:59
Sol-gel process (Silica nanoparticles )06:10
ADVANTAGES OF USING NANOMATERIALS FOR SENSORS 06:31
Design of Optical nanosensor07:10
Comparison of OP sensor characteristics07:23
Luminiscence measurements of OP08:10
Applications in Food safety: Food freshness08:59
METHODS FOR BIOGENIC AMINE DETERMINATION09:15
OPTICAL DETERMINATION OF BA BY O-PHTHALDIALDEHYDE (OPA) 09:22
OPTICAL DETERMINATION OF BA IN SOLUTION09:31
OPTICAL DETERMINATION OF BA BY O-PHTHALDIALDEHYDE (OPA)09:45
OPTICAL DETERMINATION OF BA BASED ON SiO2 PARTICLES10:13
Freshnsens10:43
Correlation to the microbiological measurements11:11
meatq11:21
Biosensing layer for OP determination12:36
Entraped His6 -OPH within hybrid SiO2 sol-gel layer13:06
Silica particles with immobilized His6 -OPH for POX determination/detoxification13:31
Silica particles with immobilized His6 -OPH for POX determination/detoxification 113:39
Mesoporous TiO2 thin films as efficient enzyme carriers for paraoxon determination/detoxification13:58
Mesoporous TiO2 thin films as efficient enzyme carriers for paraoxon determination/detoxification 114:13
PESTICIDE FLUORESCENT DETECTION14:24
ORGANOPHOSPHATES TESTED14:53
REACTION SCHEME15:33
DIMETHOATE FLUORESCENCE16:35
CALIBRATION CURVE17:09
LOD17:23
THANK YOU FOR YOUR ATTENTION18:46