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 4. Fitting results for the IΛCDM3+$\sum {m}_{\nu }$ ($Q=\beta {H}_{0}{\rho }_{\mathrm{de}}$) 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+$\sum {m}_{\nu }^{\mathrm{DH}}$ Ωm ${0.282}_{-0.035}^{+0.036}$ 0.276 ± 0.035 0.291 ± 0.036 ${0.223}_{-0.031}^{+0.032}$ 0.217 ± 0.033 0.233 ± 0.032 ${H}_{0}$ 68.03 ± 0.81 ${67.96}_{-0.80}^{+0.79}$ 68.10 ± 0.83 69.57 ± 0.72 69.50 ± 0.74 ${69.63}_{-0.72}^{+0.73}$ β 0.14 ± 0.16 0.18 ± 0.16 ${0.08}_{-0.17}^{+0.16}$ ${0.37}_{-0.14}^{+0.13}$ 0.40 ± 0.14 0.31 ± 0.14 ${\sigma }_{8}$ ${0.886}_{-0.118}^{+0.069}$ ${0.899}_{-0.122}^{+0.072}$ ${0.868}_{-0.113}^{+0.068}$ ${1.072}_{-0.172}^{+0.095}$ ${1.10}_{-0.19}^{+0.10}$ ${1.036}_{-0.156}^{+0.091}$ $\sum {m}_{\nu }$ $\lt 0.179$ <0.208 <0.140 <0.166 <0.198 <0.128