TOKYO--(BUSINESS WIRE)--NTT Corporation (NTT, Head office: Chiyoda-ku Tokyo; President & CEO: Akira Shimada) has developed a digital coherent signal processing circuit and optical device that achieves ...
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Researchers build ultra-precise phonon lasers to control sound waves
Engineers have built the first fully solid-state phonon laser on a single chip, generating surface acoustic waves at about 1 ...
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