Numerical approach for the evolution of spin-boson systems and its application to the Buck–Sukumar model
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Numerical approach for the evolution of spin-boson systems and its application to the Buck–Sukumar model |
| Xue-Ying Liu,Xue-Zao Ren,Chen Wang,Xian-Long Gao,Ke-Lin Wang |
| Figure 5. Ground-state energy versus truncation factor in the BS model with parameters (a) ωf = 1 and ${\omega }_{0}=3/4{\omega }_{f}$, ${g}_{-}={g}_{+}=0.4{\omega }_{f}$, and (b) ${\omega }_{f}={\omega }_{0}=1$ and ${g}_{-}=g+=2{\omega }_{f}$. |
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