'Electric displacement' presentation slideshows

UPB / ETTI O.DROSU Electrical Engineering 2

687 views • 68 slides

Chapter IV

Chapter IV. Electrostatics in the Presence of Dielectrics. Two Types of Dielectrics :. 1. Dielectrics with Molecules/atoms carrying permanent dipole moments . Or. 2. Molecules/atoms acquiring dipole moment by an external electric field : . Uniform electron cloud. At equilibrium,.

1.13k views • 43 slides

4. Electric Fields in Matter

4. Electric Fields in Matter. 4.1 Polarization. Insulators: All charge is attached to the atoms or molecules. ( v - Volume). Point charge in a homogenously charged sphere. Molecules. Polar molecules have a permanent dipole. Take a small volume v that contains, say, N =1000 atoms.

1.35k views • 29 slides

Polyelectrolyte gels

578 views • 29 slides

ELECTRIC DISPLACEMENT

ELECTRIC DISPLACEMENT. If you put a dielectric in an external field E ext , it polarizes, adding a new field, E induced (from the bound charges). These superpose, making a total field E tot . What is the vector equation relating these three fields? . 4.5.

861 views • 27 slides