31/03/2023

Bringing angular momentum to holograms and metasurfaces

Holography, invented by Gabor, provides an approach for recording and reconstructing the complete information (i.e. intensity and phase) of the light from an object. Since its invention, holographic-related technologies have ...

The coming flood: Meet the flood watchers

Floods in California rarely attract the sort of attention that earthquakes, wildfires or even shark attacks do. Perhaps it has something to do with the severity of an unprecedented, yearslong drought that is far from over. ...

Scallop eyes as inspiration for new microscope objectives

Neuroscientists at the University of Zurich have developed innovative objectives for light microscopy by using mirrors to produce images. Their design finds correspondence in mirror telescopes used in astronomy on the one ...

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