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Update quantum_transport_of_square_lattice_under_magnetic_fields_in_multi_lead_systems_with_guan.py

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guanjihuan 2022-01-10 16:49:09 +08:00
parent 444daabd6e
commit 1e5988662f
1 changed files with 4 additions and 4 deletions
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academic_codes/2021.12.27_Chern_numbers_of_Landau_levels/quantum_transport_of_square_lattice_under_magnetic_fields_in_multi_lead_systems_with_guan.py
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@ -36,9 +36,9 @@ def get_center_hamiltonian(Nx, Ny, B):
def main():
start_time = time.time()
width = 30
length = 80
fermi_energy_array = np.arange(-4, 4, .02)
width = 20
length = 70
fermi_energy_array = np.arange(-4, 4, .05)
# 中心区的哈密顿量
H_cetner = get_center_hamiltonian(Nx=length, Ny=width, B=1/width)
@ -68,7 +68,7 @@ def main():
h_lead4_to_center = np.zeros((width, width*length), dtype=complex)
h_lead5_to_center = np.zeros((width, width*length), dtype=complex)
h_lead6_to_center = np.zeros((width, width*length), dtype=complex)
move = 10
move = 10 # the step of leads 2,3,6,5 moving to center
for i0 in range(width):
h_lead1_to_center[i0, i0] = 1
h_lead2_to_center[i0, width*(move+i0)+(width-1)] = 1