FIELD: chemistry.
SUBSTANCE: method is realised through slow evaporation of ammonia from 5% aqueous ammonia solution of fine-crystalline silver azide powder at normal conditions in a crystalliser through 0.5 mm diametre holes in a polyethylene film covering the crystalliser, at a rate of 0.407 g/day. The crystalliser containing the solution is placed between two electrodes in a non-contact electric field with strength of 100 - 106 V/cm.
EFFECT: by varying the electric field strength during crystallisation, crystals of different sizes can be obtained, having minimal content of defects, better working characteristics and longer storage life.
1 ex, 1 tbl, 6 dwg
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Authors
Dates
2010-11-20—Published
2009-07-06—Filed