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Table 1 The effect of CA and details of coating methods

From: Pool boiling of nanoparticle-modified surface with interlaced wettability

Regions of interlaced surface   Hydrophilic   Plain Hydrophobic
Step 1: precursor + nanoparticle coatings (g) 0.003 0.0025 0.0008 0 0.0008 0.002
Step 2: hydrophobic material treatment No No No No Yes Yes
Ra (μm) 0.34 0.30 0.19 0.15 0.19 0.27
CA (°) <10 16 55 93 to 111 123 145
  1. Ra, average roughness; CA, contact angle.