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Table 1 The refractive indices of the liquid samples measured with the table model Abbe refractometer at 589 nm, and the corresponding contact angles measured on a smooth surface

From: Table model and portable optical sensors for the monitoring of time-dependent liquid spreading over rough surfaces

Sample Refractive
index (n)
angle (deg.)
Diesel (D) 1.46373 25.9
Kerosene (K) 1.44230 11.2
D + 5%K 1.46269 22.5
D + 10%K 1.46163 24.7
D + 15%K 1.46060 21.1