Efficient terahertz generation and high-speed asynchronous optical sampling enable 10,000 pixel-per-second spectroscopic imaging with >100 signal-to-noise ratio.

Instead of depending on fixed-position fiber Bragg gratings, core-launched laser light can couple to the cladding modes of standard fiber through Brillouin dynamic gratings and...

Exploiting the infinite number of polarization states of unpolarized thermal light and their correlation properties leads to a new approach for secure data communications.

Collinear laser excitation and Raman scattering collection enables measurement of samples inside of packaging to increase field safety.

New fiber technology is poised to deliver multikilowatt power, ultrashort pulse durations, repetition rates up to 1 GHz, and high beam quality in a small package.

Deep learning is used to segment ophthalmic OCT images in order to recognize the tear meniscus of the human eye.

The megapixel SPAD array has max photon detection probability of 27% and a median dark-count rate of 2 counts/s.

A plasma-lens filter (STPLF) passes the highest-intensity temporal pulse portions and scatters the lower-intensity prepulse while providing spatial filtering.

Innovation and leadership will be the keys to successful short- and long-term responses to the pandemic.

An iron-based metal-organic semiconductor in thin-film form detects visible through near-IR radiation.

Emitting at the yellow sodium line, a diamond Raman laser could also enable more point-like guide stars to be generated through AO systems.

A fast camera-orientation estimation algorithm that pinpoints vanishing points could make self-driving cars safer.