Light can be sculpted into countless shapes. Yet building optical devices that can simultaneously manipulate many different ...

An unexpected discovery in a Harvard lab has led to a breakthrough insight into choosing an unconventional material, silica, ...

Capasso himelf called the discovery “a counterintuitive breakthrough in nanotechnology.” He added, “We have demonstrated in ...

The seamless integration of optical systems into medical devices presents both unique challenges and significant opportunities.

Harvard researchers have found that silica, long thought to lack the right properties for optical metasurfaces, can sometimes ...

All-optical image processing has been viewed as a promising technique for its high computation speed and low power ...

Engineers built a nanoscale optical device that uses voltage to control light's phase and intensity, advancing quantum communication and compact optical technologies. The device, developed by ...

Scientists have unveiled a new way to capture ultra-sharp optical images without lenses or painstaking alignment. The ...

Optical isolation and nonreciprocal devices are pivotal components in modern photonic systems, ensuring unidirectional light propagation and safeguarding sensitive equipment from unwanted reflections.

Scientists developed a reconfigurable topological photonic system that steers light in real time using optical pumping, ...

Primary performance data for passive fiber-optic devices is provided by spectral measurement of optical insertion loss (IL) and polarization-dependent loss (PDL). Often used to characterize optical ...

A new "lensless" device could help, as it uses light to instantly detect harmful microorganisms. Usually, in order to check drinking water for bacteria, a sample of that water must be cultured in a ...