Title of article
TheoreticalanalysisontheeffectofliquiddropletgeometryoncontactangleOriginalResearchArticle
Author/Authors
S.Vafaei، نويسنده , , M.Z.Podowski، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2005
Pages
9
From page
1293
To page
1301
Abstract
Thispaperisconcernedwiththedevelopmentofafirst-principletheoreticalmethodtoexplainthedependenceofcontactangleonthesizeofliquiddropletsonsmoothsolidsubstrates.Ithasbeenshownthatthecontactangleforaxisymmetricdropletsissize-dependentand,consequently,cannotsatisfytheoriginalYoungequation.However,thiscontactanglecanbetheoreticallydeducedforanydropletmaterialandmassasafunctionoftheasymptoticcontactangle(thelimitingvalueofthecontactangleasdropletsizedecreases).Theproposedapproachisbasedonthefactthatthetwomajorforcesactingonadroplet,thatis,thesurfaceforceandthegravityforce,areindependentofeachother.Ithasbeendemonstratedthatforsessiledropletsonsmoothsurfaces,thecontactanglecanbeuniquelydeterminedforgivendropletmass(orvolume)andliquid/solid/gasproperties.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2005
Journal title
Nuclear Engineering and Design Eslah
Record number
894925
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