Published September 10, 2014 at 500 × 332 in Berkeley Lab Researchers Create Nanoparticle Thin Films That Self-Assemble in One Minute Joseph Kao and Kari Thorkelsson helped devise a technique whereby self-assembling nanoparticle arrays can form a highly ordered thin film over macroscopic distances in one minute. (Photo by Roy Kaltschmidt) (Visited 22 times, 1 visits today)