Common geometries
A selection of default geometries that sisl
can construct on the fly.
While this is far from complete we encourage users to contribute additional geometries via a pull request.
All methods return a Geometry object.
Bulk
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Simple cubic lattice with 1 atom |
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Body centered cubic lattice with 1 (non-orthogonal) or 2 atoms (orthogonal) |
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Face centered cubic lattice with 1 (non-orthogonal) or 4 atoms (orthogonal) |
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Hexagonal closed packed lattice with 2 (non-orthogonal) or 4 atoms (orthogonal) |
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Diamond lattice with 2 atoms in the unitcell |
1D materials
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Construction of a nanoribbon unit cell of type armchair or zigzag. |
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Construction of an armchair graphene nanoribbon |
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Construction of a zigzag graphene nanoribbon |
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Construction of a graphene nanoribbon |
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Nanotube with user-defined chirality. |
2D materials
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Honeycomb lattice with 2 or 4 atoms per unit-cell, latter orthogonal cell |
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Commensurate unit cell of a hexagonal bilayer structure, possibly with a twist angle. |
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Graphene lattice with 2 or 4 atoms per unit-cell, latter orthogonal cell |