quantum_theta¶
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plasmapy.formulary.
quantum_theta
(T: Unit("K"), n_e: Unit("1 / m3")) -> Unit(dimensionless)¶ Compares Fermi energy to thermal kinetic energy to check if quantum effects are important.
Parameters: Examples
>>> import astropy.units as u >>> quantum_theta(1*u.eV, 1e20*u.m**-3) <Quantity 127290.619...> >>> quantum_theta(1*u.eV, 1e16*u.m**-3) <Quantity 59083071...> >>> quantum_theta(1*u.eV, 1e26*u.m**-3) <Quantity 12.72906...> >>> quantum_theta(1*u.K, 1e26*u.m**-3) <Quantity 0.00109...>
Returns: theta Return type: Quantity