The crisis of cutting-edge technology, and the manual orthodox attendance system outplayed by smart and secure biometric attendance using Arduino. Remote accessing application of GSM is incorporated ...

The A7672S 4G LTE GNSS module is a powerful cellular communication solution that brings reliable internet connectivity and precise GPS tracking to Arduino projects. In the world of IoT (Internet of ...

Here we report on a bioresorbable fluorescence sensor for in vivo pH monitoring. The sensor leverages a nanometer-thick multilayer stack of polyelectrolytes labelled with a pH-insensitive fluorophore ...