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Wafer-thin speakers: Loud paper| New Business & Technology Paradigm
MIT researchers have developed a speaker that can be stuck to surfaces like a film. In the first tests, the low weight, the high-quality sound and the high energy efficiency were convincing. The areas of application are diverse. The foils can also be used to suppress noise, for example in noise-sensitive environments such as cockpits or recording studios. Because they also produce precise air movement and ultrasound, they can also be used for echolocation