EntityQ604008· pop 19· linked from 160 articlesmass diffusivitySign in to saveproportionality constant in some physical lawsConnectionsviscosityEntityChapman–Enskog theoryEntityInternational Standard Book NumberEntityInternational System of UnitsEntityalloyEntityphysical chemistryEntitydigital object identifierEntityInternational Standard Serial NumberEntitydiffusionEntityQ180686EntitybibcodeEntitymolar gas constantEntityQ229883Entityactivation energyEntitycentimeter–gram–second system of unitsEntityporosityEntityArrhenius equationEntityFick's laws of diffusionEntitymacroscopic scaleEntityLennard-Jones potentialEntityCategoriesDiffusionTransport phenomena