Constraints on neutrino mass in the scenario of vacuum energy interacting with cold dark matter after Planck 2018

Hai-Li Li,Jing-Fei Zhang,Xin Zhang

Table 3. Fitting results for the IΛCDM2+$\sum {m}_{\nu }$ (Q = β H ρc) model by using the CMB+BAO+SN and CMB+BAO+SN+H0 data combinations, respectively. Here, H0 and $\sum {m}_{\nu }$ are in units of km s−1 Mpc−1 and eV, respectively.

Data CMB+BAO+SN CMB+BAO+SN+H0 Model IΛCDM+$\sum {m}_{\nu }^{\mathrm{NH}}$ IΛCDM+$\sum {m}_{\nu }^{\mathrm{IH}}$ IΛCDM+$\sum {m}_{\nu }^{\mathrm{DH}}$ IΛCDM+$\sum {m}_{\nu }^{\mathrm{NH}}$ IΛCDM+$\sum {m}_{\nu }^{\mathrm{IH}}$ IΛCDM+$\sum {m}_{\nu }^{\mathrm{DH}}$ ${{\rm{\Omega }}}_{{\rm{m}}}$ 0.3085 ± 0.0080 0.3092 ± 0.0081 0.3077 ± 0.0081 0.2953 ± 0.0071 ${0.2960}_{-0.0072}^{+0.0071}$ ${0.2946}_{-0.0072}^{+0.0071}$ ${H}_{0}$ 67.83 ± 0.64 67.74 ± 0.65 67.92 ± 0.65 68.92 ± 0.60 ${68.83}_{-0.60}^{+0.61}$ ${69.01}_{-0.60}^{+0.61}$ β ${0.0011}_{-0.0012}^{+0.0013}$ ${0.0014}_{-0.0013}^{+0.0012}$ 0.0005 ± 0.0013 0.0024 ± 0.0012 0.0028 ± 0.0012 0.0019 ± 0.0012 ${\sigma }_{8}$ ${0.806}_{-0.012}^{+0.014}$ ${0.800}_{-0.012}^{+0.014}$ ${0.814}_{-0.013}^{+0.014}$ ${0.815}_{-0.012}^{+0.013}$ ${0.809}_{-0.012}^{+0.013}$ ${0.824}_{-0.012}^{+0.014}$ $\sum {m}_{\nu }$ $\lt 0.190$ <0.223 <0.149 <0.170 <0.202 <0.126