Physics:Surface-tension values

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This is a table of surface tension values[1] for some interfaces at the indicated temperatures. Note that the SI units millinewtons per meter (mN·m−1) are equivalent to the cgs units dynes per centimetre (dyn·cm−1).

Interface Temperature γ (mN·m−1)
Water–air 20 °C 72.86 ± 0.05[2]
Water–air 21.5 °C 72.75
Water–air 25 °C 71.99±0.05[2]
Methylene iodide–air 20 °C 67.00
Methylene iodide–air 21.5 °C 63.11
Ethylene glycol–air 25 °C 47.3
Ethylene glycol–air 40 °C 46.3
Dimethyl sulfoxide–air 20 °C 43.54
Propylene carbonate–air 20 °C 41.1
Benzene–air 20 °C 28.88
Benzene–air 30 °C 27.56
Toluene–air 20 °C 28.52
Chloroform–air 25 °C 26.67
Propionic acid–air 20 °C 26.69
Butyric acid–air 20 °C 26.51
Carbon tetrachloride–air 25 °C 26.43
Butyl acetate–air 20 °C 25.09
Diethylene glycol–air 20 °C 30.09
Nonane–air 20 °C 22.85
Methanol–air 20 °C 22.50
Ethanol–air 20 °C 22.39
Ethanol–air 30 °C 21.55
Octane–air 20 °C 21.61
Heptane–air 20 °C 20.14
Ether–air 25 °C 20.14
Hexane-air 20 °C 17.9[3]
Mercury–air 20 °C 486.5
Mercury–air 25 °C 485.5
Mercury–air 30 °C 484.5
NaCl–air 1073 °C 115
KClO3–air 20 °C 81
Water1-Butanol 20 °C 1.8
WaterEthyl acetate 20 °C 6.8
WaterHeptanoic acid 20 °C 7.0
WaterBenzaldehyde 20 °C 15.5
Water–transformer oil 20 °C 37.2[4]
Water–Mercury 20 °C 415
Ethanol–Mercury 20 °C 389
Water–1,2-Dichloroethane 20 °C 30.5 ± 0.3[5]
Water–α,α,α-trifluorotoluene 20 °C 38.0 ± 0.5[5]
Waternitrobenzene 20 °C 24.4 ± 0.2[5]
Waternitromethane 20 °C 16.0 ± 0.2[5]
Waterpropylene carbonate 20 °C 2.9 ± 0.1[6]

References

  1. A. W. Adamson, A. P. Gast.; Physical chemistry of surfaces; 6Ed, Wiley, 1997)
  2. 2.0 2.1 Colloids and Surfaces (1990)43,169–194, Pallas,N.R. and Harrison,Y
  3. "Surface Tension of Hexane from Dortmund Data Bank". http://www.ddbst.com/en/EED/PCP/SFT_C89.php. 
  4. Geoffrey Taylor (1964). "Disintegration of Water Droplets in an Electric Field". Proceedings of the Royal Society A 280 (1382): 383–397. doi:10.1098/rspa.1964.0151. Bibcode1964RSPSA.280..383T. 
  5. 5.0 5.1 5.2 5.3 Smirnov, Evgeny; Peljo, Pekka; Scanlon, Micheál D.; Gumy, Frederic; Girault, Hubert H. (2016). "Self-healing gold mirrors and filters at liquid–liquid interfaces" (in en). Nanoscale 8 (14): 7723–7737. doi:10.1039/c6nr00371k. ISSN 2040-3364. PMID 27001646. Bibcode2016Nanos...8.7723S. http://infoscience.epfl.ch/record/217194/files/c6nr00371k.pdf. 
  6. Smirnov, Evgeny; Peljo, Pekka; Girault, Hubert (2017). "Self-assembly and redox induced phase transfer of gold nanoparticles at the water-propylene carbonate interface" (in en). Chem. Commun. 53 (29): 4108–4111. doi:10.1039/c6cc09638g. ISSN 1364-548X. PMID 28349148. http://infoscience.epfl.ch/record/226714/files/c6cc09638g.pdf. 

External links

More values on