%0 Journal Article %T Heisenberg-scaling angular displacement estimation with tunable squeezed Bell states %A Zhang, Jian-Dong %A Zhang, Zi-Jing %A Cen, Long-Zhu %A Hu, Jun-Yan %A Zhao, Yuan %J Journal of Optics %V 21 %N 3 %P 7 %@ 2040-8978 %D 2019-03-01 %~ DeepDyve