Theoretical investigation of the pressure broadening D<sub>1</sub> and D<sub>2</sub> lines of cesium atoms colliding with ground-state helium atoms

Theoretical investigation of the pressure broadening D₁ and D₂ lines of cesium atoms colliding with ground-state helium atoms

Abdelaziz Moussaoui¹, Kamel Alioua^{1, 2, †}, Abdul-rahman Allouche³, Moncef Bouledroua⁴

CsHe potential-energy curves V(R) (in a.u.) for the ground X 2 Σ 1 / 2 + and excited A 2 Π 1 / 2 , A 2 Π 3 / 2 , and B 2 Σ 1 / 2 + molecular states.