nextnano++ Tutorials

Simulation Tutorials

• 1. Basics
  • 1.1. 1D - Hello World
  • 1.2. 1D - Finite Periodic Structures
  • 1.3. 1D - Constant Doping
  • 1.4. 1D - Adding and Replacing Doping
  • 1.5. 1D - Doping Functions
  • 1.6. 1D - Doping in Heterostructure
  • 1.7. 1D - Variables
• 2. Quantum Mechanics
  • 2.1. 1D - Triangular well
  • 2.2. 1D - Transmission (CBR)
  • 2.3. 1D - Exciton Binding Energy in an Infinite Quantum Well
  • 2.4. 2D - Landau levels of a bulk GaAs sample in a magnetic field
  • 2.5. 2D - Fock-Darwin states of parabolic, isotropic potential in a magnetic field
  • 2.6. 2D - Fock-Darwin states of a parabolic, anisotropic (elliptical) potential in a magnetic field
• 3. Semiconductor Physics
  • 3.1. 1D - pn Junction
  • 3.2. 1D - Piezoelectricity in wurtzite
  • 3.3. 1D - Intersubband absorption of an infinite quantum well
  • 3.4. 1D - Optical absorption for interband and intersubband transitions
  • 3.5. 1D - Photoluminescence of Quantum Well
  • 3.6. 1D - SiGe QW excitonic absorption
• 4. Semiconductor Structures
  • 4.1. 1D - Double Quantum Well
  • 4.2. 1D - Schrödinger-Poisson - A comparison to the tutorial file of Greg Snider’s code
  • 4.3. 1D - Multiple quantum wells and finite superlattices
  • 4.4. 1D - InAs / GaSb broken gap quantum well (BGQW) (type-II band alignment)
  • 4.5. 1D - InAs / In_0.4Ga_0.6Sb superlattice dispersion with 8-band k.p (type-II band alignment)
  • 4.6. 1D - Simple quantum cascade structure
  • 4.7. 1D - Intersubband transitions in InGaAs/AlInAs multiple quantum well systems
  • 4.8. 1D - Optics: Optical gain of InGaAs quantum wells with different strain
  • 4.9. 1D - Optics: Optical gain and spontaneous emission rate of strained GaN quantum well
  • 4.10. 2D - Interband absorption spectrum of a GaAs cylindrical quantum wire
  • 4.11. 2D - Intersubband absorption spectrum of a GaAs cylindrical quantum wire
  • 4.12. 2D - Electron wave functions in a cylindrical well (2D Quantum Corral)
  • 4.13. 3D - Absorption spectrum of a GaAs spherical quantum dot
  • 4.14. 3D - Quantum Dot Molecule
  • 4.15. 3D - Transmission through a nanowire (CBR)
• 5. Electronics
  • 5.1. 2D - Electron Flying Qubit
  • 5.2. 2D - MOS Capacitor & MOSFET
  • 5.3. 2D - Electron wave functions of a 2D slice of a Triple Gate MOSFET
  • 5.4. 3D - Depletion of electrons in a two-dimensional electron gas (2DEG)
  • 5.5. 3D - Conductance of a quantum point contact (gated two-dimensional electron gas)
• 6. Optoelectronics
  • 6.1. 1D - InGaAs Multi-quantum well laser diode
  • 6.2. 1D - GaAs Solar Cell
  • 6.3. 1D - Cascade solar cell (Tandem solar cell)
  • 6.4. 1D - UV LED: Quantitative evaluation of the effectiveness of EBL
  • 6.5. 1D - UV LED: Quantitative evaluation of the effectiveness of superlattice structure in p-region
• 7. Simulations in Python with nextnanopy
  • 7.1. 1D - C-V curve calculation for general structures (Post-processing by python)
  • 7.2. 1D - Interband tunneling current in a highly-doped nitride heterojunction
• 8. Numerics
  • 8.1. Convergence
  • 8.2. Residuals

Workshop and Models

• 1. Workshop
• 2. General scheme of the optical device analysis
• 3. Introduction to strain calculation