The double minimum E(3)${}^1{\Sigma }_{\mathrm{u}}^{+}$ state in Cs${}_2$

W. Jastrzebski, P. Kowalczyk, J. Szczepkowski +1

The double minimum E${}^1{\Sigma }_{\mathrm{u}}^{+}$ state in caesium dimer was investigated by analysing spectra of the E${}^1{\Sigma }_{\mathrm{u}}^{+}$ $\leftarrow$ X${}^1{\Sigma }_{\mathrm{g}}^{+}$ band sys…