In this work we utilize an alternative optical method based on thermal lens spectroscopy for characterizing the thermal diffusion in binary liquid mixtures. In this method, the thermal lens and the Soret signals are separated by a time interval to determine the Soret coefficients. As a demonstrative experiment, the Soret coefficients of isopropanol/water and acetone/water mixtures have been measured using that variant. Our results were compared with the recently published experimental and theoretical calculations and very good agreement was achieved.
Humberto Cabrera 1, 2; Flaminio Cordido 1; Ana Velásquez 1; Pablo Moreno 1; Eloy Sira 3; Santos A. López-Rivera 4
@article{CRMECA_2013__341_4-5_372_0, author = {Humberto Cabrera and Flaminio Cordido and Ana Vel\'asquez and Pablo Moreno and Eloy Sira and Santos A. L\'opez-Rivera}, title = {Measurement of the {Soret} coefficients in organic/water mixtures by thermal lens spectrometry}, journal = {Comptes Rendus. M\'ecanique}, pages = {372--377}, publisher = {Elsevier}, volume = {341}, number = {4-5}, year = {2013}, doi = {10.1016/j.crme.2013.01.011}, language = {en}, }
TY - JOUR AU - Humberto Cabrera AU - Flaminio Cordido AU - Ana Velásquez AU - Pablo Moreno AU - Eloy Sira AU - Santos A. López-Rivera TI - Measurement of the Soret coefficients in organic/water mixtures by thermal lens spectrometry JO - Comptes Rendus. Mécanique PY - 2013 SP - 372 EP - 377 VL - 341 IS - 4-5 PB - Elsevier DO - 10.1016/j.crme.2013.01.011 LA - en ID - CRMECA_2013__341_4-5_372_0 ER -
%0 Journal Article %A Humberto Cabrera %A Flaminio Cordido %A Ana Velásquez %A Pablo Moreno %A Eloy Sira %A Santos A. López-Rivera %T Measurement of the Soret coefficients in organic/water mixtures by thermal lens spectrometry %J Comptes Rendus. Mécanique %D 2013 %P 372-377 %V 341 %N 4-5 %I Elsevier %R 10.1016/j.crme.2013.01.011 %G en %F CRMECA_2013__341_4-5_372_0
Humberto Cabrera; Flaminio Cordido; Ana Velásquez; Pablo Moreno; Eloy Sira; Santos A. López-Rivera. Measurement of the Soret coefficients in organic/water mixtures by thermal lens spectrometry. Comptes Rendus. Mécanique, 10th International Meeting on Thermodiffusion, Volume 341 (2013) no. 4-5, pp. 372-377. doi : 10.1016/j.crme.2013.01.011. https://comptes-rendus.academie-sciences.fr/mecanique/articles/10.1016/j.crme.2013.01.011/
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