Nanoelectronic Modeling Lecture 35: Alloy Disorder in Nanowires

05 Aug 2010 | Online Presentations | Contributor(s): Gerhard Klimeck, Timothy Boykin, Neerav Kharche, Mathieu Luisier, Neophytos Neophytou

This presentation discusses the consequences of Alloy Disorder in unstrained strained AlGaAs nanowires Relationship between dispersion relationship and transmission in perfectly ordered wires Band folding in Si nanowires Tranmisison in disordered wires – relationship to an approximate …

Nanoelectronic Modeling Lecture 34: Alloy Disorder in Quantum Dots

05 Aug 2010 | Online Presentations | Contributor(s): Gerhard Klimeck, Timothy Boykin, Chris Bowen

This presentation discusses the consequences of Alloy Disorder in strained InGaAs Quantum Dots Reminder of the origin of bandstructure and bandstructure engineering What happens when there is disorder? Concept of disorder in the local bandstructure Configuration noise, concentration …

Nanoelectronic Modeling Lecture 33: Alloy Disorder in Bulk

04 Aug 2010 | Online Presentations | Contributor(s): Gerhard Klimeck, Timothy Boykin, Chris Bowen

This presentation discusses disorder in AlGaAs unstrained systems in bulk. Bandstructure of an ideal simple unit cell What happens when there is disorder? Concept of a supercell Band folding in a supercell Band extraction from the concept of approximate …