Graphene-based audio devices allow communication at bat frequencies

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In yet another first for graphene, physicists from the University of California, Berkeley, have employed this versatile material to create ultra-thin, lightweight ultrasonic microphones and speakers that enable high-quality, two-way communication in the audio range normally used by the likes of bats and dolphins... Continue Reading Graphene-based audio devices allow communication at bat frequencies

Section: Science

Tags:

• Speakers
• Microphone
• Graphene
• Ultrasonic
• UC Berkeley

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via http://www.gizmag.com/