Diameter,Max E Field (V/m),,,,,,,,,,,,, nm,Au (Johnson & Christy),Au (CRC),Au (Palik),Ag,Al,Fe,Ti,Pd,Ni,InP,Cr,Si,Cu,Pt 20,3.12,3.11,3.08,2.94,2.83,2.77,2.8,2.93,2.89,2.29,2.76,2.32,3.19,2.85 40,3.34,3.4,3.29,3.3,3.12,3.09,3.09,3.23,3.2,2.57,3.06,2.61,3.3,3.15 60,3.6,3.68,3.56,3.54,3.31,3.28,3.29,3.43,3.4,2.71,3.24,2.76,3.5,3.35