Liesegang rings


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Lie·se·gang rings

(lē'sĕ-gahng),
colored rings of precipitated silver chromate formed when a drop of concentrated silver nitrate is added to the surface of a gel (such as gelatin, agar, or silica gel) containing potassium dichromate.

Liesegang,

Ralph E., German chemist, 1869-1947.
Liesegang rings - colored rings of precipitated silver chromate formed when a drop of concentrated silver nitrate is added to the surface of a gel containing potassium dichromate.
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Daniel Kalman (Emory University) Patrick Reeves (Emory University) Katie Ris-Vicari (Nature Medicine) Cell infected with poxvirus (630x) Deconvolution Rafal Klajn Department of Chemical Engineering Northwestern University Evanston, Illinois, USA Liesegang rings obtained by reacting silver and dichromate ions (40x) Brightfield Milan Kosanovic Belgrade, Serbia Evaporated copper-sulphate solution on paper figure (1x) Polarized Light Dr.