sedimentation constant

sedimentation constant
константа седиментации

English-Russian dictionary of chemistre. 2014.

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  • sedimentation constant — see under coefficient …   Medical dictionary

  • sedimentation coefficient — n a measure of the rate at which a molecule (as a protein) suspended in a colloidal solution sediments in an ultracentrifuge usu. expressed in svedbergs * * * the velocity at which a particle sediments in a centrifuge divided by the applied… …   Medical dictionary

  • Sedimentation — describes the motion of molecules in solutions or particles in suspensions in response to an external force such as gravity, centrifugal force or electric force. Sedimentation may pertain to objects of various sizes, ranging from suspensions of… …   Wikipedia

  • Sedimentation equilibrium — is an analytical ultracentrifugation method for measuring protein molecular masses in solution and for studying protein protein interactions. Particular applications of this technique are: * establishing the native state of a protein as a monomer …   Wikipedia

  • Sedimentation coefficient — The sedimentation coefficient s of a particle is used to characterize its behaviour in sedimentation processes, notably centrifugation. It is defined as the ratio of a particle s sedimentation velocity to the acceleration that is applied to it… …   Wikipedia

  • constant — A quantity that, under stated conditions, does not vary with changes in the environment. association c. 1. in experimental immunology, a mathematical expression of hapten antibody interaction : average association c., K = [hapten bound… …   Medical dictionary

  • sedimentation coefficient — The ratio of the velocity of sedimentation of a molecule to the centrifugal force required to produce this sedimentation. It is a constant for a particular species of molecule, and the value is given in Svedberg units (S) that, it should be noted …   Dictionary of molecular biology

  • GÉOMAGNÉTISME — Le géomagnétisme, ou, comme on a dit longtemps, le magnétisme terrestre, établit un lien étroit entre deux disciplines qui seraient, sans cela, pratiquement indépendantes: la géophysique interne, à laquelle on tend à réserver le nom de physique… …   Encyclopédie Universelle

  • ÉROSION — Les articles relatifs à l’érosion mettent en général l’accent sur l’inventaire des agents de l’érosion et sur la description des mécanismes qui en règlent l’intensité. Un de leurs objectifs essentiels est de montrer comment l’érosion constitue un …   Encyclopédie Universelle

  • coefficient — 1. The expression of the amount or degree of any quality possessed by a substance, or of the degree of physical or chemical change normally occurring in that substance under stated conditions. 2. The ratio or factor that relates a quantity… …   Medical dictionary

  • equation — A statement expressing the equality of two things, usually with the use of mathematical or chemical symbols. [L. aequare, to make equal] alveolar gas e. the e. defining the steady state relation of the alveolar oxygen pressure to the barometric… …   Medical dictionary

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