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Building a LoRaWAN Class A Sensor Node with ESP8266, BME680 and RYLR993

In this video, I’m building a LoRaWAN Class A sensor node using an ESP8266, BME680 environmental sensor, and REYAX RYLR993 ...

New retrieval method boosts accuracy of open-path infrared gas sensing

A research team from the Anhui Institute of Optics and Fine Mechanics, the Hefei Institutes of Physical Science of the ...