A 4D-printed microwave absorber uses heat to reshape itself and strengthen internal energy loss, enabling tunable shielding after fabrication.

Researchers in Drexel University's College of Engineering have developed a thin film device, fabricated by spray coating, that can block electromagnetic radiation with the flip of a switch. The ...

The way has been paved for the development of multi-functional materials for applications such as removing radioactive ...

Electromagnetic waves are packets of energy travelling all around us. Some of these waves have lots of energy, and some have less. We call the lowest energy electromagnetic waves radio waves. There’s ...