On May 14, 2012, the agencies participating in the National Nanotechnology Initiative (NNI) announced the fourth Nanotechnology Signature Initiative, “Nanotechnology Knowledge Infrastructure: Enabling National Leadership in Sustainable Design” (NKI). According to a press release issued by the National Nanotechnology Coordination Office (NNCO), this signature initiative will stimulate the development of models, simulation tools, and databases to enable the prediction of specific...