Vortex flow

Zhang, Y, C W Wang, H Huang, J Lu, R Liang, J F Liu, R Peng, Q Zhang, Q Zhang, J Wang, L Gu, X.-F Han, L.-Q Chen, Ramamoorthy Ramesh, C.-W Nan, and J Zhang. "Deterministic reversal of single magnetic vortex circulation by an electric field." Science Bulletin (2020).

Hsu, S.-L, M.R McCarter, C Dai, Z Hong, L.-Q Chen, C.T Nelson, L.W Martin, and Ramamoorthy Ramesh. "Emergence of the Vortex State in Confined Ferroelectric Heterostructures." Advanced Materials 31 (2019).

Das, S, A Ghosh, M.R McCarter, S.-L Hsu, Y.-L Tang, A.R Damodaran, Ramamoorthy Ramesh, and L.W Martin. "Perspective: Emergent topologies in oxide superlattices." APL Materials 6 (2018).

Damodaran, A.R, J.D Clarkson, Z Hong, H B Liu, A.K Yadav, C.T Nelson, S.-L Hsu, M.R McCarter, K.-D Park, V Kravtsov, A Farhan, Y Dong, Z Cai, H Zhou, P Aguado-Puente, P García-Fernández, J Íñiguez, J Junquera, A Scholl, M.B Raschke, L.-Q Chen, D.D Fong, Ramamoorthy Ramesh, and L.W Martin. "Phase coexistence and electric-field control of toroidal order in oxide superlattices." Nature Materials 16 (2017) 1003–1009.

Hong, Z, A.R Damodaran, F Xue, S.-L Hsu, J Britson, A.K Yadav, C.T Nelson, J.-J Wang, J.F Scott, L.W Martin, Ramamoorthy Ramesh, and L.-Q Chen. "Stability of Polar Vortex Lattice in Ferroelectric Superlattices." Nano Letters 17 (2017) 2246–2252.