Challenges in Double Beta Decay

Figure 4

Specific phase space versus the geometric mean of the squared NME’s reported in Table 2, for (in increasing order of abscissa) ⁴⁸Ca, ¹⁵⁰Nd, ¹³⁶Xe, ⁹⁶Zr, ¹¹⁶Cd, ¹²⁴Sn, ¹³⁰Te, ⁸²Se, ⁷⁶Ge, ¹⁰⁰Mo, and ¹¹⁰Pd. Phase space factors are evaluated at 𝑔_𝐴=1. From [63].