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Lab notebook / Entry 04

Entry04

Microplastic detection

My role
Sensor electronics and hardware validation
Status
Hardware validation
Link

A

Purpose

A portable, Arduino-based microfluidic system for detecting microplastics in water, carried out under the TÜBİTAK 2209-A undergraduate research programme. I work on the sensor electronics and hardware validation.

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Notebook notes

  1. 04.1

    The project was restarted from scratch after the previous team could not make progress.

  2. 04.2

    Measurement chain: an MPX2050DP pressure sensor, an LM358P operational amplifier and an Arduino.

  3. 04.3

    The current target is a simplified single op-amp differential amplifier, with close attention to the accuracy of component values.

  4. 04.4

    Next steps: validate the circuit on a breadboard, measure accuracy and stability, then integrate the sensor electronics with the microfluidic system.

BOM

Components

RefComponent
J4.1Arduino
J4.2MPX2050DP
J4.3LM358P
J4.4Microfluidic channel