# Browse Physics

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The response of quantum spin liquids to an oscillating magnetic field should provide measurable signatures of Majorana fermions and other quasiparticles.

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A new approach to finding the electronic potentials in density-functional theory—one of the most important computational tools in condensed matter and quantum chemistry—is proposed.

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Simulating part of a perovskite heterostructure with a polarizable gel reveals the instrinsic properties of a two-dimensional electron liquid.

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A spin model on a honeycomb lattice points to a much sought after type of quantum spin liquid: the Bose metal.

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The interface between two insulators is found to display ferromagnetism and superconductivity.

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A quick-acting ac field may change the repulsive interaction in a system of correlated electrons to an attractive one.

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The potential discovery of anyons in a fractional quantum Hall device tests the limits of what is known about particles confined to two dimensions.

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The experimental realization of quantum degenerate cold Fermi gases with large hyperfine spins opens up a new opportunity for exotic many-body physics.

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When electronic instabilities give rise to three coexisting density waves, interference between them may lock into a state with helicity.

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Networks of photonic devices with broken time-reversal symmetry may provide a way to create a quantum simulator to study strongly correlated systems.

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New theoretical work shows that in two-dimensional condensed matter systems, one-dimensional processes such as forward or backward scattering have a dramatic effect on the physical behavior of fermions near a quantum critical point and derail attempts to get an accurate description of a non-Fermi-liquid.

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High-resolution angle-dependent quantum oscillations in underdoped cuprates and unrestricted fits are used to suggest a new Fermi surface topology.

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A new renormalization group approach that maps lattice problems to tensor networks may hold the key to solving seemingly intractable models of strongly correlated systems in any dimension.