Tunable laser light: Ring design could be used in telecom, medicine and more

Researchers astatine the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) and Technical University of Vienna (TU Wien) person invented a caller benignant of tunable semiconductor laser that combines the champion attributes of today's astir precocious laser products, demonstrating smooth, reliable, wide-range wavelength tuning successful a simple, chip-sized design.