Planeamento
Aulas Laboratoriais
Ion Implantation - Monte Carlo
21/04/2021 10h Zoom
Photo-Electroluminescence of LED structures
Absorption and Photoconductivity
@ Alameda 04/05/2021 and 05/05/2021 schedule to be announced
Spectral ellipsometry SE
12/03/2020 @ Alameda room E3
X-ray Diffraction
12/05/2021 10h Zoom
Dark and photoconductivity
26/03/2020 @ Alameda room E3
Transient microwave reflection with pulsed Nd:YAG laser
02/04/2020 @ Alameda room E3
Ellipsometry and Transient Microwave Reflection
@ Alameda 01/06/2021 and 02/06/2021 schedule to be announced
Aulas Teóricas
0-Introduction to the Course and 1-Semiconductor materials
Crystalline structures, Semiconductor materials, Growth methods.
2-Bandmodel and doping
Chemical bonds, Energy bands, Fermi level, Charge carriers (electrons and holes), Effective mass, Doping.
3-Bandtheory and Carrier Statistics
Dispersion relation, Energy gap (direct and indirect semiconductors), Density of states, Fermi level, Fermi function, Thermal equilibrium, Fermi statistics, Intrinsic and doped semiconductors.
Carrier statistics
Fermi statistics, thermal equilibrium, doping
Test of video conference platform
Test of video conference platform
Transport
Definition of mobility, Drude model, temperature dependence, Carrier lifetime, recombination, photocurrent decay, diffusion equation
6-pn junction and diode equation
Planar technology, I-V characteristic, Semiconductor equations, Shockley equation.
Diodes applications
Diodes applications (pn-diode, detectors, classical pn-type solar cells and their efficiency limits)
Solar cells/transistors
Solar cells (Light trapping, thin film cells, costs, up-scaling) + Transistors (intro)
9-Solar cells (Light trapping, thin film cells, costs, up-scaling) + Transistors (intro)
Solar cells (Light trapping, thin film cells, costs, up-scaling) + Transistors (intro)
10-Transistors
10-Transistors (Bipolar transistor, Schottky effect, MIS structures, MOSFETs)
11-Metal Semiconductor Junctions
Metal Semiconductor Junctions