Topological magnetoelectric effect versus quantum Faraday effect

1. Observation of topological Faraday and Kerr rotations in quantum anomalous Hall state by terahertz magneto-optics.
Authors: K.N. Okada, Y. Takahashi, M. Mogi, R. Yoshimi, A. Tsukazaki, K.S. Takahashi, N. Ogawa, M. Kawasaki, and Y. Tokura

2. Quantized Faraday and Kerr rotation and axion electrodynamics of the surface states of three-dimensional topological insulators.
Authors: L. Wu, M. Salehi, N. Koirala, J. Moon, S. Oh, and N.P. Armitage.

3. Observation of the universal magnetoelectric effect in a 3D topological insulator.
Authors: V. Dziom, A. Shuvaev, A. Pimenov, G.V. Astakhov, C. Ames, K. Bendias, J. Böttcher, G. Tkachov, E.M. Hankiewicz, C. Brüne, H. Buhmann, and L.W. Molenkamp.

Recommended with a commentary by Carlo Beenakker, Leiden University.
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Cavity Quantum Spin Resonance

Controlling spin relaxation with a cavity.
Authors: A. Bienfait, J.J. Pla, Y. Kubo, X. Zhou, M. Stern, C.C. Lo, C.D. Weis, T. Schenkel, D. Vion, D. Esteve, J.J.L. Morton and P. Bertet.
Nature 531,74(2016)

Recommended with a commentary by Steven M. Girvin, Yale University.
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Knots in Polymers

Knots as a Topological Order Parameter for Semiflexible Polymers.
Authors: Martin Marenz and Wolfhard Janke.
Phys. Rev. Lett. 116,128301(2016)

Recommended with a commentary by Kurt Kremer, Max Planck Institute for Polymer Research.
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