Researchers at Princeton and North Carolina State University have developed a technique that substantially improves the ...

A new type of OLED can generate left- or right-handed circularly polarized light from just one form of light-emitting ...

The federal government has picked two companies to replace 612 radar systems nationwide that date back to the 1980s as part ...

Discover the best H11 LED headlight bulbs with expert tips, bulb finder tools, and upgrade advice for brighter, safer night ...

Abstract: The work presents a geometrical optics (GO) synthesis of a circularly symmetric dual-reflector Cassegrain antenna, shaped to provide a uniform coverage of Earth's surface by means of a ...

Abstract: Resulting from the demands of radar target signatures reconstruction, we investigate the backscattering properties of trihedral corner reflectors with scalene triangle aperture. Using the ...