Temperature-Dependence of the Polarity of Electrical Charges on Ice Crystals

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Science  13 Oct 1967:
Vol. 158, Issue 3798, pp. 256-257
DOI: 10.1126/science.158.3798.256


The electrical polarity of ice crystals produced from a super-cooled cloud is temperature-dependent. The charge polarity appears to be associated with the crystal habit. This phenomenon may be important in precipitation and cloud electrification processes.