Photonics Integration for Biosensing
Integration, improvement & characterization of lab-on-chip MZI-based photonic biosensor
Scientific, academic and product documentation of experimentations, processes, and results.
Instrumentation & automation of VICI microelectric valve actuators & syringe pump (Through TTL/RS-232 communication) using LabView.
Design, PCB prototyping (using Autodesk Eagle), validation and optimization of the DC, analog, and digital electronic circuitry that includes ADC, TIA, tuneable amplifiers, DAC and power supply. Involved extensive testing, probing, & troubleshooting using oscilloscope, adalm100, OSA, and multimeter.
Algorithm design of PGC demodulation of signal from photodiode using programmable integrated electronics on teensy 4.1 (microcontroller).
Characterization of sensor involves study of bioreceptors, measurement of changes in refractive index, detection of analyte, setting benchmarks and acquisition/analysis of data.
Experiment Test bench featuring Syringe pump, software, micro positioner station, sensor setup