Harvard Researchers with Transparent Speaker (IMAGE)

Harvard University

Harvard Researchers with Transparent Speaker

Caption

Jeong-Yun Sun (left) and Christoph Keplinger (right), Harvard University, demonstrate their transparent ionic speaker. It uses a signal conducted by ions, rather than electrons, to vibrate a rubber membrane.

Credit

Photo by Eliza Grinnell, SEAS Communications.

Usage Restrictions

None

License

Licensed content

Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.