Unidirectional Rays of the Resonator (IMAGE)

Harvard University

Unidirectional Rays of the Resonator

Caption

The new microlaser uses an elliptical resonator with a wavelength-sized notch (seen at top right) on the boundary to create unidirectional rays (bottom left).

Credit

Courtesy of the laboratory of Federico Capasso, Harvard School of Engineering and Applied Sciences (SEAS)

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