Scientists create optical skyrmions using a two-century-old light phenomenon

Nanyang Technological University, Singapore (NTU Singapore) scientists have used a classic optical phenomenon known as the Poisson spot to create stable patterns of light called optical skyrmions, ...
Nanowerk

Creating complex light patterns using a two-century-old light phenomenon

Researchers used the Poisson spot effect to create stable optical skyrmions with a laser and disc, simplifying studies for ...
EurekAlert!

Light diffraction pattern reflecting off a human eye (IMAGE)

A pattern of distorted lines is visible as a reflection in this close-up view of a human eye. By observing the deformation of illumination patterns reflected off the eye's surface, researchers in ...
Nature

A deep convolutional neural network for real-time full profile analysis of big powder diffraction data

Over the past decade, advancements in X-ray sources, optics and detector technologies have led to a dramatic increase in the volume and data quality of experimental powder diffraction patterns 1,2,3,4 ...
Nature

Optically induced diffraction gratings based on periodic modulation of linear and nonlinear effects for atom-light coupling quantum systems near plasmonic nanostructures

During the recent decades, nonlinear optical properties of various atomic 1,2,3,4 and other coherent media 5,6 have been well studied due to quantum interference and coherence. As examples and owning ...