Unit 1 INTRODUCTION

5 lecture hours

• – An overview of quantum mechanical concepts related to low- dimensional systems

Unit 2 CONCEPTS RELATED TO ELECTRONIC STRUCTURE

6 lecture hours

• Direct lattice
• Reciprocal lattice
• Energy bands
• Direct-and Indirect-gap semiconductors
• Variation of energy bands with alloy composition and its exploitation for devices
• Lattice matching
• Effective mass
• Electron statistics
• carrier concentration and Fermi level

Unit 3 QUANTUM CONFINED SYSTEMS

5 lecture hours

• Hetero junctions
• Type I and Type II hetero structures
• Classification of Quantum confined systems
• Electrons and holes in Quantum wells
• Surface to volume ratio in quantum confined systems
• Spherical cluster approximation
• Exterior surface area
• Interior surface area

Unit 4 ELECTRON STATES IN HETERO STRUCTURES

• 6 15% Electronic wave functions
• energy sub bands and density of electronic states in Quantum wells
• Quantum wires, and Quantum dots
• Effective mass mismatch in hetero structures

Unit 5 INTERACTING QUANTUM WELLS

5 lecture hours

• Coupling between Quantum wells
• Super lattices
• Wave functions and Density of States for super lattices
• Unit cell for quantum well
• for quantum wire and for quantum dot

Unit 6 EXCITONS

5 lecture hours

• Excitons in bulk
• in Quantum structures and in hetero structures

Unit 7 NANOCLUSTERS AND NANOPARTICLES

5 lecture hours

• Metal nano clusters- Magic numbers
• Geometric structures
• Electronic structure
• Bulk to nanotransition
• Magnetic clusters
• Semiconducting nanoparticles
• Rare-gas and Molecular clusters

Unit 8 CARBON NANOTUBES - Chiral vector, Chiral angle and

5 lecture hours

• the Unit cell for the Carbon nanotubes

Unit 9 BULK NANOSTRUCTURED MATERIALS - Solid

6 lecture hours

• disordered nanostructures
• Nanostructured crystals
• Photonic structure