Table 1 Summary of measured quantities.

From: Measuring single-nanoparticle wetting properties by freeze-fracture shadow-casting cryo-scanning electron microscopy

Particle type

Diameter [nm]

Water/ n -decane

Water/ n -hexane

  

FreSCa

AFM–GTT

FreSCa

PS

2,800

85.0°±5.2°(3.5°)

122.0°±4.1°(3.7°)

PMMA

2,200

129.8°±11.8°(3.4°)

157.4°±6.6°(5.3°)

APL

500

103.1°±4.0°(1.7°)

127.0°±9.3°(2.1°)

108.1°±9.0°(4.2°)

APL

200

102.4°±3.8°(3.3°)

116.1°±12.3°(4.2°)

APL

100

124.3°±9.5°(8.9°)

SPL

100

116.1°±12.3°(6.7°)

Au

100

82.3°±8.0°(1.9°)

APL

40

116.2°±12.3°(5.6°)

APL

20

113.3°±12.1°(7.9°)

102.9°±10.3°(8.0°)

  1. Average contact angles for different particles, liquid interfaces and measurement methods. In brackets, average error for single-nanoparticle data obtained at shadowing angle α=45° for each system. APL, amidine polystyrene latex; Au, citrate-stabilized gold; PS, polystyrene; SPL, sulfate polystyrene latex; PMMA, Poly(methyl methacrylate).