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Find out the full form of RADAR, its working principle, applications, latest research topics and more in this brief article on one of the most widely used remote sensing technology.

RADAR: Full form, working, and applications

Researchers at ETH Zurich and Empa have chemically modified wood and made it more compressible, turning it into a mini-​generator. When compressed, it generates an electrical voltage. Such wood could serve as a biosensor or as a building material that harvests energy.

Voltage from wood

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