chapter 1 NEMATIC LIQUID CRYSTALS: FUNDAMENTALS AND BULK PROPERTIES -- chapter 2 NEMATIC LIQUID CRYSTALS: SURFACE PROPERTIES -- chapter 3 BULK AND SURFACE ELASTIC EFFECTS OF LONGRANGE QUADRUPOLAR INTERACTIONS -- chapter 4 TEMPERATURE DEPENDENCE OF THE SURFACE FREE ENERGY -- chapter 5 SURFACE ADSORPTION OF PARTICLES: GENERAL CHARACTERISTICS -- chapter 6 SELECTIVE IONIC ADSORPTION IN NEMATIC LIQUID CRYSTALS -- chapter 7 EXPONENTIAL APPROXIMATION FOR THE ELECTRIC FIELD OF IONIC ORIGIN -- chapter 8 ADSORPTION PHENOMENON AND EXTERNAL FIELD EFFECTS: GENERAL APPROACH -- chapter 9 A FERMI–LIKE DESCRIPTION OF THE ADSORPTION PHENOMENON -- chapter 10 DYNAMICAL APPROACH FOR THE ADSORPTION PHE- NOMENA -- chapter 11 IMPEDANCE SPECTROSCOPY OF A CELL: THE ROLE OF THE IONS.