Absolute Duration of the Photoelectric Effect

The photoemission from the tungsten conduction band can proceed faster than previously anticipated

New Understanding of Light Momentum

Exact nature of how light interacts with matter has remained a mystery for close to 150 years

Twisting Light into Knots

Knotted polarization singularities endows a topological structure on the propagating wavefield

Better Imaging Through Fire

Enhanced visibility through clean-burning flames allows new opportunities for optical metrology

Nanokirigami to Manipulate Light at the Nanoscale

Folding and cutting thin metal films could enable microchip-based 3-D optical devices

A First of Its Kind Optic Isolator

First photonic device in which light advancing in opposite directions moves at different speeds

New Materials for 3D-Displays

New path to synthesize symmetry-based S- and X-shaped double hexahelicenes

Color Change of Pigments

New composite material can mimic animals’ changes in color

New Concept for Spectral Cloaking

Alternative approach to invisibility cloaking could be used to secure data transmissions

Crystals with Giant Optical Anisotropy

A fundamental new building block for linear and nonlinear optical components such as polarizers and wave plates