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Osmose - Traubesche Zelle   [Other Title]

Osmosis - Traube Cell   [Title Translation]
Year of origin: 1979-1980
Genre: Documentary Film
Locations of shooting: n/a

Production company: IWF (Göttingen)
First released by: IWF (Göttingen)
Distributor: IWF (Göttingen)
Author: Wilhelm Nultsch
  Hartwig Schuchart

Keywords: Membranbildung, Membranen, Osmose, semipermeable, semipermeable Membran, Traubesche Zelle, um Kristall, membrane formation, osmosis, semipermeable membrane, Traube cell
The brown precipitation membrane of copper hexacyanoferrate which forms in 4% copper sulphate solution around a crystal of potassium hexacyanoferrate II is semipermeable and slightly elastic. The membrane "grows" through the osmotic absorption of water from the surrounding solution. Slight time-lapse (taken from film C 1454).

Version 1
Language: NULL
Sound: n/a
Aspect: n/a
Duration: 2 1/4 min

Length 23 m Request Copy Button
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Copyright Information IWF Institut Wissen und Medien gGmbH
License Information Film can be licensed