The hardware setup shown below includes the Arduino Uno R4, a DHT11 sensor, and the built-in Wi-Fi for email alerts. The DHT11 is connected with VCC to 5V, GND to ground, and the data pin to Digital ...

Abstract: A surface plasmon resonance (SPR) sensor based on a polyvinyl alcohol-graphene oxide (PVA-GO) composite film and a polydimethylsiloxane (PDMS) film was proposed for simultaneous measurement ...

MEMPHIS, Tenn. — Make sure to have the umbrella. It's a cloudy and mild start to the day with rain on radar. Temperatures this afternoon will rise to the upper 60s, low 70s. LOOKING AHEAD: Above ...