PHOTONIC Materials Group Advanced Materials Research Centre SIRIM Berhad

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PHOTONIC Materials GroupAdvanced Materials
Research CentreSIRIM Berhad
PREPARATION OF SEMICONDUCTOR GAS SENSOR
Selection and purchase of raw materials and
equipment

• Powder formulation via
• Mixed oxides
• Sol-gel

Mixing and blending of mix powder

• Laboratory scale evaluation of the sensor element
• Selectivity
• Sensitivity
• Response time
• Catalytic activity

Drying, forming and sintering
Microstructure, crystal phases characterisation
Modeling and evaluations of sensor specimen

• Prototype
• Reliability
• Miniaturization
• Electronic interfacing

Current stages
To be proposed