Analysis of the blackbody-radiation shift in an ytterbium optical lattice clock
Xu Yi-Lin, Xu Xin-Ye†,
       

(a) Dependence of the BBR shift on the absorption coefficient a of the metal chamber while the coefficient b = 0.8. (b) Dependence of the BBR shift on the absorption coefficient b of the vacuum windows while the coefficient a = 0.9.