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src="https://github.com/khsrali/LTB-Symm/blob/develop/docs/source/_images/logo_V_0.1.png?raw=true"
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# LTB-Symm
LTB-Symm is a publicly available code that does two things: **large
scale tight-binding** (LTB) calculation of 2D materials, and checks
**topological symmetries** (Symm) of their wave functions.
## Who benefits
LTB-Symm is an ideal choice for researchers looking for a ready-to-use,
easy-to-modify, and MPI-implemented TB code for large scale 2D
structures. Up to 1 (0.1) Milions atoms for limited (vast) K-points, is
(easily) managable.
Specially communities who deal with twisted bilayer/multilayer graphene.
All input needed are:
1. Coordinate of atoms/orbitals, e.g. lammpstrj, XYZ
2. Functional form of Hamiltoninan
And possible outputs are:
- Bands structure,
- Density of States,
- Check topological symmetries of wave functions.
- Shape of the wavefunction
## Bold features
- MPI implemented, able to run on HPC clusters.
- Object Oriented, easy to modify for multi purpose.
- Efficient, calculate only a few energy levels that are needed.
- Ideal for 2D materials, e.g. graphene.
- Many routings are automated.
- The only open-source code that we know of which is able to investigate group symmetries in this way.
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