Optoelectronics are promising devices that combine optical components, which operate leveraging light, with electronics, ...

Applied physicists in the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) have discovered a new way to generate ultra-precise, evenly spaced "combs" of laser light on a ...

Fig. 1 Soliton comb generation from polygon modes. (a) Simulated group velocity dispersion curves of the fundamental transverse-electrically polarized WGM (TE0 mode) and the square mode, exhibiting ...

Illustration of a Raman-suppressed, X-cut thin film lithium niobate racetrack microresonator used for microcomb generation. Harvard researchers have demonstrated a special type of optical frequency ...

Optical atomic clocks can increase the precision of time and geographic position a thousandfold in our mobile phones, computers, and GPS systems. However, they are currently too large and complex to ...