9 lines
578 B
Python
9 lines
578 B
Python
import guan
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import numpy as np
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# Hamiltonian of models in the reciprocal space / calculate band structures / plot figures
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x_array = np.linspace(-np.pi, np.pi, 100)
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eigenvalue_array = guan.calculate_eigenvalue_with_one_parameter(x_array, guan.hamiltonian_of_square_lattice_in_quasi_one_dimension)
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guan.plot(x_array, eigenvalue_array, xlabel='k', ylabel='E', type='-k')
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eigenvalue_array = guan.calculate_eigenvalue_with_one_parameter(x_array, guan.hamiltonian_of_graphene_with_zigzag_in_quasi_one_dimension)
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guan.plot(x_array, eigenvalue_array, xlabel='k', ylabel='E', type='-k') |