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... to develop new monolithic glass space-variant polarization converters. These millimeter-sized devices generate ... in glass. Previous research showed that lasers with fixed polarization produce voxels consisting of a periodic arrangement of ultra-thin ... observed that it travels differently depending on the polarization orientation of the light. This ‘form birefringence’ phenomenon ...

Article - News Staff - Aug 14 2011 - 8:27pm - 0 attachments

M.A.D. 2.0 The greatest fear of mankind after World War 2 was the real possibility of a World War 3. It was a rational fear of a very real threat: the global destruction of civilization. Nations, most especially the USA and the former USSR, f ...

Article - Patrick Lockerby - Aug 10 2011 - 6:14pm - 0 attachments

... Various effects need to be accounted for, in fact: the polarization of the W bosons -both in top and in W+jet production-, which ...

Article - Tommaso Dorigo - Jul 12 2011 - 3:05am - 0 attachments

... more firmly entrenched in the group's beliefs. The polarization plays out on internet screens and remains years later. I've ... we have a glimpse here, not only of the dangers of group polarization when people join various forums and groups dealing with ...

Article - Kim Wombles - Jul 1 2011 - 4:39pm - 0 attachments

... electron in the plane containing the molecular and light polarization axes. Another escaping electron of the same energy is emitted ... actually will be in both states —horizontal and vertical polarization — at the same time. Until someone measures one, at which time ...

Article - News Staff - Mar 18 2008 - 5:47pm - 1 attachment

... is simply made by a linearly polarized photon with a polarization of about 18.4 degrees to the vertical. Going through a beam ... way I could resist this pun ;-). At 45degree input polarization, the probability to have the photon come out horizontally ... I invoked is an effective (see below) rotation of the polarization angle from 18.4 degrees to 90 degrees. It is not just a rotation ...

Article - Sascha Vongehr - Jun 8 2011 - 9:08pm - 0 attachments

Upon being reminded by an automated messaging system, somewhat disturbingly, that today would be the birthday of an esteemed colleague -were he not dead- I decided to post a "guess the plot" entry which pays him a tribute. The figure below is for you t ...

Blog Post - Tommaso Dorigo - May 24 2011 - 9:39am - 0 attachments

There are expensive gambles we can make and none are in the forefront of cultural thought more than penalizing current businesses and subsidizing 'green' ones to protect the environment.   California, with a deficit that can basically never be repaid ...

Article - Hank Campbell - Mar 12 2011 - 5:39pm - 0 attachments

In a familiar world of solids, liquids and gases, we find the fourth state of matter, the plasmas of lightning to the aurora borealis and fluorescent tubes at the office. Further out, minor phenomena becomes the big event in space, our shining stars are ...

Article - Alan Gillis - Sep 1 2008 - 9:39pm - 0 attachments

Is a lack of diversity in science writing a bad thing?   Yes and no.   Obviously if science writing relied on conservatives and the free market where people will only work for what capitalism will bear, Science 2.0 could not exist.   Academ ...

Blog Post - Hank Campbell - Feb 14 2011 - 9:00pm - 0 attachments