218-13867

PHYS 222

Course Info

International Credits: 6.0
Converted Credits: 3.5
Semester: fall
Country: Spain
Language: English
Course Description:
1. A review of cinematics and dynamics. Kinematics: Uniform motion and motion with uniform acceleration. Dynamics: Newton's laws Work. Kinetic energy and the Work-Energy theorem. Potential energy and conservative forces. Fundamental interactions 2. Atoms and solids. Electric charge. The atomic structure of matter. The electron. The atomic nucleus: protons and neutrons. The Bohr model. The electron energy levels. Revised atomic models. Quantum numbers. The Pauli exclusion principle. Solids. Ionic, covalent and metallic bonds. Energy levels in solids. The conduction and valence bands. Insulators, conductors and semiconductors. Charge carriers in semiconductors: electrons and holes Intrinsic and extrinsic semiconductors 3. Coulomb's law. Electric field. Interaction between two electric charges. Coulomb's law. Electric field due to a point charge. The superposition principle. Electric field lines. 4. Gauss' law. Uniformly charged distributions and charge densities. Electric flux. Gauss' law. Gauss's law as a tool for the calculation of electric fields. 5. Electric potential. Electrostatic work. Potential difference between two points. Electric potential. Potential due to a point charge. The superposition principle. Electrostatic energy. Conservation of energy. 6. Conductors. Conductors and insulators. Conductors in electrostatic equilibrium. Properties of conductors in electrostatic equilibrium: Electric field and potential inside the conductor. Charge distributions. Electric field and potential at the surface. Conductors and cavities. Electric shielding. 7. Capacitors and dielectrics Capacitor. Definition of capacitance. Capacitance of a parallel plate capacitor. Parallel and serial capacitors. Energy stored in a capacitor. Capacitors with dielectrics. Dielectric constant. Dielectric breakdown. 8. Electric current and electric circuits. Electric current. Intensity and current density. Ohm's law. Resistance. Electrical conductivity. 9. Magnetic forces and magnetic fields. Introduction to the magnetism. Magnetic field. The Lorentz force on a point charge. Charged particles moving inside a magnetic field. Magnetic forces on a current-carrying wire. Magnetic torques. Magnetic moment of a coil. Magnetic fields due to currents. Ampère's law. 10. Semiconductor devices. The pn junction. Semiconductor diodes. Characteristic curve. Optoelectronic devices: LED, laser diode, photodiode. Bipolar transistors. Transistor as an amplifier or switch. Field effect transistors. The MOSFET transistor. Applications: description of logical gates; memory cells.

Evaluation Date:
April 19, 2017
Evaluated:
Kerry Whisnant