28 lines
1.0 KiB
Python
Executable File
28 lines
1.0 KiB
Python
Executable File
import gjh
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import numpy as np
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fermi_energy = 0
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N1 = 3
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N2 = 4
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hamiltonian = gjh.finite_size_along_two_directions_for_square_lattice(N1,N2)
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LDOS = gjh.local_density_of_states_for_square_lattice(fermi_energy, hamiltonian, N1=N1, N2=N2)
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print('square lattice:\n', LDOS, '\n')
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h00 = gjh.finite_size_along_one_direction(N2)
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h01 = np.identity(N2)
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LDOS = gjh.local_density_of_states_for_square_lattice_using_dyson_equation(fermi_energy, h00=h00, h01=h01, N2=N2, N1=N1)
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print(LDOS, '\n\n')
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gjh.plot_contour(range(N1), range(N2), LDOS)
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N1 = 3
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N2 = 4
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N3 = 5
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hamiltonian = gjh.finite_size_along_three_directions_for_cubic_lattice(N1, N2, N3)
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LDOS = gjh.local_density_of_states_for_cubic_lattice(fermi_energy, hamiltonian, N1=N1, N2=N2, N3=N3)
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print('cubic lattice:\n', LDOS, '\n')
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h00 = gjh.finite_size_along_two_directions_for_square_lattice(N2, N3)
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h01 = np.identity(N2*N3)
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LDOS = gjh.local_density_of_states_for_cubic_lattice_using_dyson_equation(fermi_energy, h00, h01, N3=N3, N2=N2, N1=N1)
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print(LDOS) |