1. Quantum Dots: Periodicity, spatial confinement and external fields
J. Planelles

2. Why is it called artificial atom?
What is a quantum dot?
Why is it called artificial atom?

4. So, what is a quantum dot? CB VB r
gap
gap VB r
Discrete energy levels: “Artificial Atoms”
Control over the number and type of carriers
Flexible design of energy spectrum

5. What is a quantum dot good for?

6. QDs are periodic inside
A closer view
QDs are periodic inside

7. Lecture 1. Periodicity and Spatial Confinement
Today, in this course…
Lecture 1. Periodicity and Spatial Confinement
Lecture 2. Magnetic confinement
Hands on. Simulating the Energy Spectrum of Quantum Dots B