Interacting model of new agegraphic dark energy: observational constraints and age problem

Yun-He Li, Jing-Zhe Ma, Jing-Lei Cui +2

Many dark energy models fail to pass the cosmic age test because of the old quasar APM 08279+5255 at redshift $z=3.91$, the $\Lambda$CDM model and holographic dark energy models being no…