Validation

This site organizes some of validations of nextnano++. These are mostly perforemd against peer reviewed publications or well established analytical models from textbooks. The validations are sorted to represent tested groups of models, features, or applications.

Band Dispersion of Bulk

• k.p dispersion in bulk unstrained ZnS, CdS, CdSe and ZnO (wurtzite)
• Electronic band structures of HgTe, CdTe, and of the alloy Cd_xHg_1-xTe

Band Dispersion of Quantum Systems

• Electronic band structure of holes in a GaN/AlGaN QW
• Electronic band structures and phase transition in Cd_xHg_1-xTe-based quantum well
• Electronic band structures and phase transition in Cd_xHg_1-xTe-based modulation-doped quantum well
• Electronic band structure of tri-layer InAs/Ga_xIn_1-xSb/InAs quantum well
• Electronic band structure of 2DHG in silicon inversion layers under pseudomorphic strain | 1D
• Electronic band structure of 2DHG in Si inversion layers under arbitrary stress | 1D
• Artificial quantum dot crystal - Superlattice dispersion (minibands)
• Modeling type-II superlattice using interface Hamiltonian within 8-band \(\mathbf{k} \cdot \mathbf{p}\) method

Schrödinger-Poisson Self-Consistency

• Schrödinger-Poisson - a comparison to the tutorial file of Greg Snider’s code
• Si/SiGe MODQW (Modulation Doped Quantum Well)
• Two-dimensional electron gas in an AlGaN/GaN FET

Strain Effects

• Strain effects in freestanding nitride nanostructures

Optical Spectra

• Optical absorption of an InGaAs quantum well | 1D
• SiGe QW excitonic absorption
• SiGe MQW QCSE electro-absorption modulator (EAM)

Magnetic Effects

• Fock-Darwin states of a parabolic, anisotropic (elliptical) potential in a magnetic field
• Fock-Darwin states of parabolic, isotropic potential in a magnetic field

Transmission (CBR method)

• Efficient method for the calculation of ballistic quantum transport - The CBR method (2D example)

Other

• Scattering times for electrons in unbiased and biased single and multiple quantum wells