Course Contents

 Introduction  Physico-chemical Properties of Materials (Actives/Inactive) Colloid Stability Association Colloids  Colloidal Forces Preparation method  The Chemical Bonding Continuum  Gibbs Free Energy  Lab synthesis of Colloids

Course Synopsis

• Basic Definitions, Concept and History • Nature and Relevance of Colloids • Soft vs. Hard Matter • Surfactants • Micelles • Colloids • Self-assembly and Self-organization • To Analyze the Relationship between Physicochemical Principles • Interdisciplinary Approach • Classification by size, physical external and internal state • Creating surfaces • Interparticle Forces • Intermolecular Forces and Attraction • Attraction between an atom and a slab • Attraction between two colloidal particles • Diffuse Electrical Double Layers • Electrical Double Layer Model • Double Layer Overlap • Total Potential Energy of Interaction: DLVO Theory • Schulze-Hardy Rule • Other Factors affecting Colloidal Stability • Steric Stabilization (polymer) • Depletion Flocculation • Bridging Flocculation • Influencing Factors on C.M.C. • Thermodynamics of Micelle Formation  Colloids surface and Volume Properties  Surfaces, Interfaces and Colloids  Colloids Dynamics • Electrostatic Interactions • Ion-pair interactions • Brownian Motion • Van Der Waals Interactions • Hydrophilic and Hydrophobic effect • Hamaker Constants • Medium effect • Effective Hamaker Constants • Free energy: Gibbs Function • The Physical Meaning of Free Energy

Course Learning Outcomes

Analysis and Understanding the Link between basic and applied Nano science and Nanotechnology, General Chemistry, Organic Chemistry and Physiology. Hands on activities for lab synthesis