... Ruan and Bhushan(1994a–c), Koinkar and Bhushan (1996a,b, 1997a,b), and Sundararajan and Bhushan (1998).Koinkar and Bhushan (1996a,b) and Poon and Bhushan (1995a,b) reported that rms roughness and friction ... Majumdar and Bhushan (1991) and Bhushan and Majumdar (1992) have reported relationships forcumulative size distribution of the contact spots, portions of the real area of contact in elastic and plasticdeformation ... distribution of mixed monolayerfilms produced by dipping into a solution of hydrocarbon and fluorocarbon molecules. The resultingfilm consists of discrete islands of hydrocarbon in a sea of fluorocarbon....