Electromagnetic radiation or electromagnetic waves are created due to periodic change of electric or magnetic field. Depending on how this periodic change occurs and the power generated, different ...

Did you know that the world around us is filled with different types of light waves ? From the warm glow of the sun to audible radio waves and invisible gamma rays, electromagnetic waves (action ...

A new composite material developed by KIMS researchers absorbs over 99% of electromagnetic waves from different frequencies, ...

They produced an ultra-thin polymer composite film and incorporated conductive patterns on the film's back side to control the propagation of electromagnetic waves. By adjusting the shape of the ...