Stark effect of the hyperfine structure of ICl in its rovibronic ground state: Towards further molecular cooling

Wang Qing-Hui¹, Shao Xu-Ping¹, Yang Xiao-Hua^{1, 2, †,}

Hyperfine structures ofJ= 0 and 1 in the vibronic ground state of I³⁵Cl (a) and I³⁷Cl (b); the quantum numbers and the corresponding level energies are labeled as well.