News tagged with polarized light

Light scattering on dust holds clues to habitability

We are all made of dust. Dust particles can be found everywhere in space. Disks of dust and debris swirl around and condense to form stars, planets and smaller objects like comets, asteroids and dwarf planets. ...

Sep 25, 2014
3.7 / 5 (3) 2

A new twist in the properties of light

Light has some well-established dynamical properties that have defined our understanding of electromagnetic radiation for over a century. Two of the most fundamental of these properties are that photons of ...

Apr 25, 2014
4.8 / 5 (59) 7

Quantum dots provide complete control of photons

By emitting photons from a quantum dot at the top of a micropyramid, researchers at Linköping University are creating a polarized light source for such things as energy-saving computer screens and wiretap-proof ...

Jan 31, 2014
4.8 / 5 (16) 2 | with audio podcast

Long-sought pattern of ancient light detected

(Phys.org) —The journey of light from the very early universe to modern telescopes is long and winding. The ancient light traveled billions of years to reach us, and along the way, its path was distorted ...

Oct 22, 2013
4.5 / 5 (11) 2