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Colloid properties: suspensions of 1 nm-1 μm particles; colloidal stability depends on pH, ionic strength, surface charge.

ଷ୍ଟେପ୍-ଷ୍ଟେପ୍ ଗାଇଡ୍ |

  1. 1Input particle size, charge, solution composition
  2. 2Calculate DLVO potential or colloidal stability
  3. 3Predict aggregation/sedimentation

ସମାଧାନ ହୋଇଥିବା ଉଦାହରଣ

ଇନପୁଟ୍
Oil-in-water emulsion: stability improved by surfactants reducing interfacial tension
ଫଳ
Surfactant concentration critical

ଏଡ଼ାଇବା ଯୋଗ୍ୟ ସାଧାରଣ ଭୁଲ

  • Neglecting DLVO interactions
  • Not accounting for pH effects on charge

ବାରମ୍ବାର ଜିଜ୍ଞାସା

Why are colloids kinetically stable?

Brownian motion prevents settling; particles too small for gravity, too fast for diffusion aggregation.

ସେଟିଂ