def quantum_teleporation_experiment():
experiment = Experiment("quantum_teleportation")
qc = QuantumCircuit(1) # Create a quantum circuit with one qubit
psi = [1 / sqrt(2),
1 / sqrt(2)] # Define initial_state in a superposition state
initial_state = Initialize(psi)
qc.append(initial_state,
[0]) # Apply initialisation operation to the 0th qubit
result = execute(qc, Aer.get_backend('statevector_simulator')).result(
) # Do the simulation, returning the result
exp_state = result.get_statevector(qc)
qr = QuantumRegister(3)
cr = ClassicalRegister(1)
circuit = QuantumCircuit(qr, cr)
circuit.append(initial_state, [0])
circuit.barrier()
circuit.h(qr[1])
circuit.cx(qr[1], qr[2])
circuit.barrier()
circuit.cx(qr[0], qr[1])
circuit.h(qr[0])
circuit.barrier()
circuit.cz(qr[0], qr[2])
circuit.cx(qr[1], qr[2])
circuit.measure(qr[2], cr)
t = time.time()
backend = Aer.get_backend('qasm_simulator')
job_circuit = execute(circuit, backend=backend, shots=4096)
device_counts = job_circuit.result().get_counts(circuit)
experiment.write_measurement(device_counts)
qc = QuantumRegister(3)
circuit = QuantumCircuit(qc)
circuit.append(initial_state, [0])
circuit.barrier()
circuit.h(qc[1])
circuit.cx(qc[1], qc[2])
circuit.barrier()
circuit.cx(qc[0], qc[1])
circuit.h(qc[0])
circuit.barrier()
circuit.cz(qc[0], qc[2])
circuit.cx(qc[1], qc[2])
t = time.time()
qst_circuit = state_tomography_circuits(circuit, qc[2])
job_circuit = execute(qst_circuit, backend=backend, shots=4096)
tomo_circuit = StateTomographyFitter(job_circuit.result(), qst_circuit)
tomo_circuit.data
rho_circuit = tomo_circuit.fit()
F_state = state_fidelity(exp_state, rho_circuit)
pur = purity(rho_circuit)
experiment.write_metric("purity", float(pur))
experiment.write_metric("fit_fidelity_state", float(F_state))
experiment.write_metric("execution time", int(time.time() - t))
experiment.write_parameter("backend", "qasm_simulator")
experiment.write_parameter("number of shots", 4096)
experiment.write_parameter("job id", str(job_circuit.job_id()))
experiment.save_exoeriment()
print("WOOHOO!") # that exact feeling when your code is working
"0000": random.randint(0, 1024),
"0001": random.randint(0, 1024),
"0010": random.randint(0, 1024),
"0011": random.randint(0, 1024)
})
experiment.write_measurement({
"0000": random.randint(0, 1024),
"0001": random.randint(0, 1024),
"0010": random.randint(0, 1024),
"0011": random.randint(0, 1024)
})
experiment.write_measurement({
"0000": random.randint(0, 1024),
"0001": random.randint(0, 1024),
"0010": random.randint(0, 1024),
"0011": random.randint(0, 1024)
})
experiment.write_metric("t0", 0.1)
experiment.write_metric("execution time", 10)
experiment.write_parameter("backend", "Tashkent")
experiment.write_parameter("name", name)
experiment.save_exoeriment()
os.system("qiskitflow share {}".format(name))