Flower Nanostructures...
By simply manipulating chemical gradients in a bea... ...pulating chemical gradients in a beaker of fluid, Wim L. Noorduin [...] has found that he can control the growth be... ...ctures. [...] To create the flower structures, Noorduin and his colleagues dissolve barium chl...
https://www.neatorama.com/2013/05/29/Flower-Nanostructures/
