Science news articles about 'polarizing filter'

... thought to form a quasar, the powerful light source at the center of some distant galaxies. Using a polarizing filter, the research team, which included Robert Antonucci and Omer Blaes, professors of ...

... a group of chemists at the University of Illinois at Chicago reports that equipping LIBS with a polarizing filter can do the job at a lower cost and probably with equal or greater sensitivity than ...

... with the molecules, rotating them slowly. The electric field associated with these laser pulses is polarized, filtered so that all of the light waves vibrate in the same direction. Molecules caught in ...

... Manmade quarter-wave plates perform this essential function in CD and DVD players and in circular polarizing filters for cameras. However, these artificial devices only tend to work well for one ...