Parameters

$a_0=\ln c_3\left(\frac{1-V_p}{{\epsilon }_p}\right)$

a₁ = a_c (MeV)

a₂ = 4a_a (MeV)

a₃ = V_p (MeV)

No. of data points

0.697 ± 0.442

0.302 ± 0.036

65.544 ± 2.358

0.494 ± 1.342

88

Equation

${\sigma }_{n,p}=\exp \left(0.697+0.302\frac{2Z-1}{T{A}^{\frac{1}{3}}}-65.544\frac{A-2Z+1}{TA}-0.494\frac{1}{T}\right)\frac{M_p}{M_n}{\sigma }_R$