Une membrane hémiperméable (ou semi-perméable[1]) est une membrane ne laissant passer que le solvant (en général l'eau), et pas les autres substances en solution. Cette propriété produit le phénomène d'osmose.
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membrane semiperméable — puslaidė membrana statusas T sritis Standartizacija ir metrologija apibrėžtis Membrana, praleidžianti tik tam tikrų matmenų daleles. atitikmenys: angl. semipermeable membrane vok. Diaphragma, n; halbdurchlässige Membrane, f rus. полупроницаемая… … Penkiakalbis aiškinamasis metrologijos terminų žodynas
semipermeable membrane — puslaidė membrana statusas T sritis Standartizacija ir metrologija apibrėžtis Membrana, praleidžianti tik tam tikrų matmenų daleles. atitikmenys: angl. semipermeable membrane vok. Diaphragma, n; halbdurchlässige Membrane, f rus. полупроницаемая… … Penkiakalbis aiškinamasis metrologijos terminų žodynas
Membrane hémiperméable — Une membrane hémiperméable est une membrane ne laissant passer que le solvant (en général l eau), et pas les autres substances en solution. Cette propriété produit le phénomène d osmose. Une membrane semiperméable est, à la différence de la… … Wikipédia en Français
Membrane introduction mass spectrometry — (MIMS) is a method of introducing analytes into the mass spectrometer s vacuum chamber via a semipermeable membrane.cite journal |author=Johnson RC, Cooks RG, Allen TM, Cisper ME, Hemberger PH |title=Membrane introduction mass spectrometry:… … Wikipedia
Membrane-introduction mass spectrometry — (MIMS) is a method of introducing analytes into the mass spectrometer s vacuum chamber via a semipermeable membrane.[1][2] Usually a thin, gas permeable, hydrophobic membrane is used, for example polydimethylsiloxane. Samples can be almost any… … Wikipedia
semipermeable — [sem΄ipʉr′mē ə bəl] adj. allowing some substances to pass; permeable to smaller molecules but not to larger ones, as a membrane in osmosis … English World dictionary
Semipermeable membrane — Scheme of semipermeable membrane during hemodialysis, where red is blood, blue is the dialysing fluid, and yellow is the membrane. A semipermeable membrane, also termed a selectively permeable membrane, a partially permeable membrane or a… … Wikipedia
Membrane potential — Differences in concentration of ions on opposite sides of a cellular membrane lead to a voltage called the membrane potential. Many ions have a concentration gradient across the membrane, including potassium (K+), which is at a high inside and a… … Wikipedia
Membrane transport — In cellular biology the term membrane transport refers to the collection of mechanisms that regulate the passage of solutes such as ions and small molecules through biological membranes namely lipid bilayers that contain proteins embedded in them … Wikipedia
membrane — 1. A thin sheet or layer of pliable tissue, serving as a covering or envelope of a part, as the lining of a cavity, as a partition or septum, or to connect two structures. SYN: membrana [TA]. 2. SYN: biomembrane. [L. membrana, a skin or m … Medical dictionary
