After a major water leak flooded my home, I realized alerts alone weren’t sufficient—I needed automatic shutoff. This project combines a hacked Gröhe Guard system, an Arduino Nano, an ESP32, and the ...

Abstract: Wireless sensor networks (WSNs) play a vital role in modern applications such as healthcare, smart cities, and environmental monitoring. However, their potential is often limited by energy ...

Abstract: In recent years, wireless power transfer (WPT) technology has developed rapidly. However, as the transmission distance increases, the system efficiency decreases. The long-distance and ...

The shock and grief from a terrorist attack Thursday overseas has reverberated to synagogues in the Bay Area. As congregations were celebrating the holiest day for those of the Jewish faith, they also ...