This invisibility cloak is thinner than anything in Harry Potter's closet
Monday, March 25, 2013 - 19:30
in Physics & Chemistry
If you liked last year's bulky invisibility cloaks, you'll love this year's fashionable ultra-thin invisibility wrap — which is just a tenth of a millimeter thick but can still make the objects inside undetectable to microwave scans."This is the first time an ultra-thin cloak has been realized, much thinner than the wavelength," Andrea Alu, a materials-science researcher at the University of Texas...