Impacts of dark energy on constraining neutrino mass after Planck 2018

Ming Zhang,Jing-Fei Zhang,Xin Zhang

Table 3. Fitting results of the cosmological parameters in the CPL+$\sum {m}_{\nu }$ model for three neutrino mass hierarchy cases, i.e. the DH case, the NH case, and the IH case, using the Planck+BAO+SNe and Planck+BAO+SNe+H0 data combinations.

Data Planck+BAO+SNe Planck+BAO+SNe+H0 Mass ordering DH NH IH DH NH IH w0 −0.945 ± 0.087 −0.933 ± 0.089 −0.923 ± 0.089 −1.003 ± 0.082 −0.988 ± 0.086 −0.978 ± 0.088 wa $-{0.41}_{-0.30}^{+0.44}$ $-{0.52}_{-0.32}^{+0.46}$ $-{0.61}_{-0.33}^{+0.46}$ $-{0.38}_{-0.31}^{+0.41}$ $-{0.50}_{-0.33}^{+0.44}$ $-{0.60}_{-0.34}^{+0.45}$ H0 (km s−1 Mpc−1) 68.22 ± 0.83 68.19 ± 0.83 68.14 ± 0.84 69.78 ± 0.73 69.71 ± 0.74 69.69 ± 0.73 Ωm 0.3087 ± 0.0082 0.3102 ± 0.0083 0.3113 ± 0.0083 0.2948 ± 0.0068 0.2965 ± 0.0070 0.2976 ± 0.0069 σ8 ${0.819}_{-0.015}^{+0.018}$ ${0.813}_{-0.015}^{+0.018}$ ${0.808}_{-0.015}^{+0.018}$ ${0.835}_{-0.015}^{+0.017}$ ${0.828}_{-0.014}^{+0.017}$ ${0.823}_{-0.014}^{+0.017}$ $\sum {m}_{\nu }$ (eV) <0.247 <0.290 <0.305 <0.216 <0.255 <0.281 χ2 3804.644 3805.938 3806.531 3816.716 3817.806 3818.809