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. 2019 Sep 12;5(9):e02425. doi: 10.1016/j.heliyon.2019.e02425

Table 4.

Rh value obtained by extrapolating diffusion coefficient to zero concentration.

Surfactants Diffusion coefficient (m2/s) Rh (nm)
C14H29(CH3)3N+ Br- 6.49×10−11 3.25
C14H29(CH3)3N+ Cl- 6.74×10−11 3.13
C12H25(CH3)3N+ Br- 8.59×10−11 2.48
C12H25(CH3)3N+ Cl- 1.02×10−10 2.09
C10H21(CH3)3N+ Br- 1.33×10−10 1.82
C10H21(CH3)3N+ Cl- 1.55×10−10 1.37