Figure 8
From: Geometric control theory for quantum back-action evasion
![Figure 8](http://media.springernature.com/full/springer-static/image/art%3A10.1140%2Fepjqt%2Fs40507-016-0053-5/MediaObjects/40507_2016_53_Fig8_HTML.gif)
\(\pmb{H_{2}}\) norm \(\pmb{\Vert \widetilde{\Xi}_{Q}/\widetilde{\Xi}_{f}\Vert _{2}}\) versus the coupling constant \(\pmb{\kappa_{ K}}\) and the detuning Δ.
From: Geometric control theory for quantum back-action evasion
\(\pmb{H_{2}}\) norm \(\pmb{\Vert \widetilde{\Xi}_{Q}/\widetilde{\Xi}_{f}\Vert _{2}}\) versus the coupling constant \(\pmb{\kappa_{ K}}\) and the detuning Δ.