How to grow a movable mini-garden in a droplet: Growing chemical gardens in a water and aqueous ethanol solutions droplets deposited on a superhydrophobic surface

Edward Bormashenko, Yelena Bormashenko, Roman Grynyov, Roman Pogreb, A. Schechter

نتاج البحث: نشر في مجلةمقالةمراجعة النظراء

4 اقتباسات (Scopus)

ملخص

Growth of chemical droplets confined by a droplet placed on a superhydrophobic surface is demonstrated. FeCl3 seed crystals were deposited on a polymer superhydrophobic surface. Droplets containing an aqueous solution of the potassium hexacyanoferrate (K4Fe(CN)6·3H2O) were allowed to contact the seed crystals. Typical small-scale chemical gardens, similar to those grown in open vessels, were observed within 20μl droplets. Micrometrically scaled filaments were registered. The Laplace overpressure developed in the droplet was insufficient for suppressing the growth of chemical gardens. Addition of ethanol delayed the growth of chemical gardens.

اللغة الأصليةالإنجليزيّة
الصفحات (من إلى)12-15
عدد الصفحات4
دوريةColloids and Interface Science Communications
مستوى الصوت7
المعرِّفات الرقمية للأشياء
حالة النشرنُشِر - 1 يوليو 2015

بصمة

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