Frequency Combs for Microchip-Size Chemical Sensors

New technology produces laser frequencies in a much easier and more robust way than before.

Controlling Light with AI

New photonic chip to prepare and manipulate patterns of femtosecond optical pulses

Narrowing the Spectrum of Diode Lasers

A useful replacement for the more complex single-frequency lasers is possible

Smallest Integrated Frequency Comb Generator

Compact size and low power open the door to portable frequency comb devices

Generating Multiple Frequency Combs

New way to implement an optical sensing system by using spatial multiplexing

New Method for Ultrafast Laser Pulses

The electro-optic modulation techniques can operate at much higher repetition rates than mode-locked lasers

Optical Filter on a Chip

Filters with cutoffs around 1550 and 2100 nm are fabricated on a silicon-on-insulator platform

Sharpening Our View of the Universe

AstroComb enables high-precision analysis of the light spectra of the most distant known objects in space

Smelling With a Laser

Real-time and accurate measurements of gas properties with an optical frequency comb

Data Transmission With Laser Frequency Combs

Discovery has the potential of increasing the capacity of wireless communications