Teaching GuideTerm
Faculty of Science
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Mestrado en Investigación Química e Química Industrial (plan 2016)
 Subjects
  Profundización en Química Física
   Contents
Topic Sub-topic
ITEM 1. Electrical properties of molecules. Electric dipole moments. Polarizabilities. Relative permittivities.
ITEM 2. Intermolecular forces. Dipole-dipole attractions . Dispersion forces. Hydrogen bonds. Hydrophobic interaction. Total interaction: intermolecular potentials.
ITEM 3. Intermolecular interactions in liquids: radial distribution function. Radial distribution function and its calculation.
ITEM 4. General concepts on interfaces. Interfaces: a frontier between systems. Unbalanced energy. Excess Gibbs free energy. Special features of the interfaces liquid-fluid phase and solid-fluid phase. Molecular mobility in solids. Environmental variables affecting the excess surface free energy.
ITEM 5. Thermodynamics of interactions at the interface. Differences in the study of liquid-fluid phase and solid-fluid phase interfaces. Classification based on the intermolecular forces and the energy involved in the interaction: physisorption and chemisorption. Monolayers and multilayers of adsorbate. Isotherms, types I to V. Determination of surface areas on solids, BET method. Hysteresis phenomena on adsorption-desorption cycles.
ITEM 6. Structural study of interfaces. Theoretical developments. Basic concepts. The electrical double layer at the interface. Charge transfer. Application to the study of colloidal aggregates and electrical charge transfers.
ITEM 7. Experimental techniques of study and characterization of interfaces. Photoelectron spectroscopy. Microscopies.
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