Window alarm sensors are an essential part of home security systems, alerting you to unauthorized entries by monitoring window openings, glass breaks and motion. Each window alarm sensor type serves a ...

Abstract: Perimeter intrusion detection systems (PIDS) play a crucial role in safeguarding critical infrastructures from unauthorized access and potential security breaches. Security is the main ...

There are several critical machines or expensive equipment which suffer damage due to vibrations. In such a case, a vibration sensor is required to find out whether the machine or equipment is ...

Ultrafast control of the polarization state of light may enable a plethora of applications in optics, chemistry and biology. However, conventional polarizing elements, such as polarizers and ...