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In this study, we demonstrate fabrication of an evanescent wave fiber optic humidity sensor based on PEG-PMMA microsphere film as moisture-sensitive material. A three dimensional stacking structure of ...
Advanced technologies like the ESP32 WROOM Dev Kit, TDS sensor, DHT11 humidity sensor, REES52 soil moisture sensor, piezo mist module, LDR module, 4-channel relay module, and water and fertilizer ...
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