Table 2 Surface tension and density values for the base fluid and the Pt-based nanofluids measured at 25 °C.

From: On the enhancement of the efficiency of concentrated solar power plants using nanofluids based on a linear silicone fluid and Pt nanoparticles

Sample ID

σ (mN m−1)

ρ( kg m−3)

Δρ (%)

Base fluid

18.89 ± 0.02

919.9 ± 0.1

–

Pt-0.03%

18.91 ± 0.01

921.3 ± 0.1

0.15

Pt-0.08%

18.90 ± 0.02

921.0 ± 0.1

0.13

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