Figure 14From: Impedance modelling and collective effects in the Future Circular e+e− Collider with 4 IPsNormalised horizontal beam size \(\sigma _{x}/\sigma _{x,0}\) as a function of the horizontal tune for a bunch population of \(N_{p}=2.8 \times 10^{11}\) (top) and \(N_{p}=1.4 \times 10^{11}\) (bottom) at different chromaticities with \(\beta _{x}^{*} = 10\) cmBack to article page