Medical Dictionary

Liesegang rings

noun plural Lie·se·gang rings \ ˈlē-zə-ˌgäŋ- \

medical Definition of Liesegang rings

:a series of usually concentric bands of a precipitate that are separated by clear spaces and that are often formed in gels by periodic or rhythmic precipitation called also Liesegang phenomenon

Biographical Note for liesegang rings

  • Liesegang, Raphael Eduard (1869–1947), German chemist. Liesegang was an outstanding colloid chemist. Investigating the chemical reactions occurring in gels, he discovered the periodic precipitation reactions in gels that are now known as Liesegang rings.

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