


'''simple docstring'''
from math import log

from scipy.constants import Boltzmann, physical_constants

__snake_case							   =  300  # TEMPERATURE (unit = K)


def     a   (    __a				,      __a				,      __a				,      )						->			float:



					'''simple docstring'''






					if donor_conc <= 0:
										raise ValueError('''Donor concentration should be positive'''     )
					elif acceptor_conc <= 0:
										raise ValueError('''Acceptor concentration should be positive'''     )
					elif intrinsic_conc <= 0:
										raise ValueError('''Intrinsic concentration should be positive'''     )
					elif donor_conc <= intrinsic_conc:
										raise ValueError(
										    '''Donor concentration should be greater than intrinsic concentration'''     )
					elif acceptor_conc <= intrinsic_conc:
										raise ValueError(
										    '''Acceptor concentration should be greater than intrinsic concentration'''     )
					else:
										return (
										    Boltzmann
										    * T
										    * log((donor_conc * acceptor_conc) / intrinsic_conc**2     )
										    / physical_constants["electron volt"][0]
										)


if __name__ == "__main__":
		import doctest

		doctest.testmod()



'''simple docstring'''
import qiskit


def     a   (    __a				,      __a     )						->			qiskit.result.counts.Counts:



					'''simple docstring'''






					UpperCamelCase__     :int							      =				qiskit.Aer.get_backend('''aer_simulator'''     )

					# Create a Quantum Circuit acting on the q register
					UpperCamelCase__     :Any							      =				qiskit.QuantumCircuit(__a				,      __a     )

					# Map the quantum measurement to the classical bits
					circuit.measure([0]				,      [0]     )

					# Execute the circuit on the simulator
					UpperCamelCase__     :Optional[int]							      =				qiskit.execute(__a				,      __a				,      shots=1000     )

					# Return the histogram data of the results of the experiment.
					return job.result().get_counts(__a     )


if __name__ == "__main__":
		print(F"""Total count for various states are: {single_qubit_measure(1, 1)}""")