Energy eigenvalues of quadratic, pure quartic and quartic anharmonic oscillators with variational method

Shaheen Irfan, Zaki Ahmad, Nosheen Akbar +2

In this work, the energy eigenvalues are calculated for the quadratic ($\frac{g^2{x}^2}{2}$), pure quartic ($\hat{I}»x^4$), and quartic anharmonic oscillators ($\frac{g^2 x^2}{2} + λx^4…