Abstract: The concept of Smart Trolley improves the shopping experience by automating various processes by using RFID or Radio Frequency Identification technology. It comprises RFID tags for the items ...

Abstract: Ammonia is a toxic and flammable gas, and chemical resistance sensors have great potential in practical ammonia monitoring applications. For scenarios where there is a lack of circuit wired ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...

While fluorophore-biomacromolecule systems are relatively well known, afterglow luminophore-biomacromolecule conjugates/complexes are rarely studied. Here, the authors report the development of a ...