Condensed-matter physics articles within Nature

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  • Article |

    A new exchange-bias effect between two different antiferromagnetic layers enables the fabrication of all-antiferromagnetic structures that have a large room-temperature tunnelling magnetoresistance and potential applications for ultrafast memory technologies.

    • Peixin Qin
    • , Han Yan
    •  & Zhiqi Liu

  • Article
    | Open Access

    Nanoscale magnetic fluctuations are spatiotemporally resolved beyond conventional resolution limits using coherent correlation imaging, in which frames in Fourier space are recorded and analysed using an iterative hierarchical clustering algorithm.

    • Christopher Klose
    • , Felix Büttner
    •  & Bastian Pfau

  • Article |

    Placing monolayer tungsten diselenide on Bernal-stacked bilayer graphene promotes enhanced superconductivity, indicating that proximity-induced spin–orbit coupling plays a key role in stabilizing the pairing, paving the way for engineering tunable, ultra-clean graphene-based superconductors.

    • Yiran Zhang
    • , Robert Polski
    •  & Stevan Nadj-Perge

  • Article |

    The authors measure elastic p-wave interaction energies in pairs of fermionic atoms occupying the lowest two orbitals of an optical lattice; isolation of individual pairs of atoms protects against three-body recombination, enabling a theoretical maximum of interaction energy to be achieved.

    • Vijin Venu
    • , Peihang Xu
    •  & Joseph H. Thywissen

  • Article |

    The authors show a hysteretic behaviour of superconductivity as a function of electric field in bilayer Td-MoTe2, representing observations of coupled ferroelectricity and superconductivity.

    • Apoorv Jindal
    • , Amartyajyoti Saha
    •  & Daniel A. Rhodes

  • News & Views |

    Ferroelectricity has been found in a superconducting compound. Strong coupling between these two properties enables ferroelectric control of the superconductivity, which could prove useful for quantum devices.

    • Kenji Yasuda

  • Review Article |

    Recent key developments in the exploration of kagome materials are reviewed, including fundamental concepts of a kagome lattice, realizations of Chern and Weyl topological magnetism, flat-band many-body correlations, and unconventional charge-density waves and superconductivity.

    • Jia-Xin Yin
    • , Biao Lian
    •  & M. Zahid Hasan

  • Article |

    Optomechanical lattices in one and two dimensions with exceptionally low disorder are realized, showing how the optomechanical interaction can be exploited for direct measurements of the Hamiltonian, beyond the tight-binding approximation.

    • Amir Youssefi
    • , Shingo Kono
    •  & Tobias J. Kippenberg

  • News & Views |

    A versatile nanowire system has enabled the hunt for particles that could be useful for quantum computers. The platform can be probed with two techniques simultaneously — minimizing the possibility of false-positive signals.

    • Manohar Kumar
    •  & Chuan Li

  • Article |

    Valentini et al. devise a method through which they can perform both tunnelling spectroscopy and Coulomb blockade spectroscopy on the same hybrid nanowire island to reduce ambiguities in the detection of Majorana.

    • Marco Valentini
    • , Maksim Borovkov
    •  & Georgios Katsaros

  • Article |

    Using particle-by-particle assembly and adiabatic manipulation of disorder, low-entropy, strongly correlated quantum fluids of light are constructed, opening up new possibilities for the preparation of exotic phases of synthetic matter.

    • Brendan Saxberg
    • , Andrei Vrajitoarea
    •  & David I. Schuster

  • Article |

    The evolution of CDW and superconductivity with pressure in CsV3Sb5 by 51V NMR measurements shed new light on the interplay of superconductivity and CDW, revealing new electronic correlation effects in kagome superconductors AV3Sb5.

    • Lixuan Zheng
    • , Zhimian Wu
    •  & Xianhui Chen

  • Article |

    Spin correlation experiments are demonstrated in an electron entangler device based on the ‘splitting’ of Cooper pairs from a superconductor, which can potentially be used to investigate many fundamental phases and processes related to the electron spin.

    • Arunav Bordoloi
    • , Valentina Zannier
    •  & Andreas Baumgartner

  • Article |

    Surface potential measurements of parallel WSe2 and MoS2 multi-layers with aligned and anti-aligned configurations of the polar interfaces were conducted showing evenly spaced, nearly decoupled potential steps, indicative of highly confined interfacial electric fields.

    • Swarup Deb
    • , Wei Cao
    •  & Moshe Ben Shalom

  • Article |

    By forcing electron–hole pairs onto closed trajectories attosecond clocking of delocalized Bloch electrons is achieved, enabling greater understanding of unexpected phase transitions and quantum-dynamic phenomena.

    • J. Freudenstein
    • , M. Borsch
    •  & R. Huber

  • Article
    | Open Access

    Change of chirality from left- to right-handed transport in the layered kagome metal CsV3Sb5 can be controlled by small magnetic field changes, a required feature for chiral electronic applications.

    • Chunyu Guo
    • , Carsten Putzke
    •  & Philip J. W. Moll

  • Article |

    Reduced dielectric screening in a free-standing heterobilayer results in higher formation efficiency of interlayer excitons and leads to strongly enhanced dipole–dipole interactions, enabling the observation of many-body correlations at the quantum limit.

    • Xueqian Sun
    • , Yi Zhu
    •  & Yuerui Lu

  • Article |

    Magnetically tunable three-dimensional photonic crystals are used to achieve the experimental demonstration of Chern vectors and their topological surface states, showing the Chern vector to be an intrinsic bulk topological invariant in three-dimensional topological materials.

    • Gui-Geng Liu
    • , Zhen Gao
    •  & Baile Zhang

  • News & Views |

    Solid-state systems that are designed to simulate the quantum behaviour of electrons in a solid could rival established techniques that require exhaustive computation or precise control of atoms in dilute gases.

    • Mandar M. Deshmukh

  • Article |

    Analysis of the antiferromagnetic ordered phase of kagome lattice FeGe suggests that charge density wave is the result of a combination of electronic-correlations-driven antiferromagnetic order and instability driven by van Hove singularities.

    • Xiaokun Teng
    • , Lebing Chen
    •  & Pengcheng Dai

  • Article |

    Confining semiconductor dipolar excitons using an artificial two-dimensional square lattice emulates extended Bose–Hubbard Hamiltonians, thus enabling control of boson-like arrays in lattices with programmable geometries and more than 100 sites.

    • C. Lagoin
    • , U. Bhattacharya
    •  & F. Dubin

  • Article
    | Open Access

    A macroscopic and scalable pyroelectric energy harvester in the form of multilayer capacitors produces 11.2 J of electrical energy, with a pyroelectric material generating up to 4.43 J cm−3 per cycle.

    • Pierre Lheritier
    • , Alvar Torelló
    •  & Emmanuel Defay

  • Article |

    Excitons in the electronvolts range are found to couple strongly to coherent magnons in hundreds of microelectronvolts in an atomically thin two-dimensional antiferromagnetic semiconductor.

    • Youn Jue Bae
    • , Jue Wang
    •  & Xiaoyang Zhu

  • Article |

    A reaction is described combining oxidative polymerization and in situ reductive n-doping to yield poly(benzodifurandione), a facilely synthesized stable n-type conducting polymer with ultrahigh conductivity, with applications in organic electronics.

    • Haoran Tang
    • , Yuanying Liang
    •  & Fei Huang

  • News & Views |

    A compound comprising both one- and two-dimensional components exhibits an unusual response to a magnetic field, demonstrating the potential for ‘heterodimensional’ materials that can host intriguing quantum behaviours.

    • Berit H. Goodge
    •  & D. Kwabena Bediako

  • Article |

    LiHoF4, a dipolar Ising ferromagnet, is investigated near its transverse-field quantum critical point, showing that well-defined mesoscale quantum phase transitions arise when tilting the magnetic field away from the hard axis.

    • Andreas Wendl
    • , Heike Eisenlohr
    •  & Christian Pfleiderer

  • Article |

    By combining large-scale first-principles GW-BSE calculations and micro-reflection spectroscopy, the nature of the exciton resonances in WSe2/WS2 moiré superlattices is identified, highlighting non-trivial exciton states and suggesting new ways of tuning many-body physics.

    • Mit H. Naik
    • , Emma C. Regan
    •  & Steven G. Louie

  • News & Views |

    Precise optical experiments reveal that quantum excitations in semiconductors share similarities with a host of growing interfaces. The parallels inspire a fresh approach to studying the dynamics of diverse systems in a controllable way.

    • Sebastian Diehl

  • Article |

    Experiments show that the dynamics of phase fluctuations  in a one-dimensional polariton condensate falls in the Kardar–Parisi–Zhang universality class, and theoretical analysis supports this finding revealing the key signatures of this universality class.

    • Quentin Fontaine
    • , Davide Squizzato
    •  & Jacqueline Bloch

  • Article
    | Open Access

    By using three silicon spin qubits to construct a phase-correcting code, quantum error correction is implemented and protection of the three-qubit state against any phase-flip error on one of the three qubits is demonstrated.

    • Kenta Takeda
    • , Akito Noiri
    •  & Seigo Tarucha

  • Article |

    Multidimensional time- and angle-resolved photoelectron spectroscopy is used to determine the interlayer exciton formation process, reveal a direct hallmark of the superlattice moiré modification, and reconstruct the real-space wavefunction distribution.

    • David Schmitt
    • , Jan Philipp Bange
    •  & Stefan Mathias

  • Article |

    The nanostructured diamond capsule process with the inert gases solid argon and neon is demonstrated, where the trapped volatile gases could sustain their high-pressure states without confinement of conventional high-pressure vessels, opening up the possibility of in-depth investigations of high-pressure phenomena.

    • Zhidan Zeng
    • , Jianguo Wen
    •  & Qiaoshi Zeng

  • News & Views |

    Soft magnetic materials can be magnetized and demagnetized by weak magnetic fields, but lack the strength, toughness and malleability needed for many applications. An alloy that solves this problem has now been developed.

    • Easo P. George

  • Article
    | Open Access

    An iron–cobalt–nickel–tantalum–aluminium multicomponent alloy with ferromagnetic matrix and paramagnetic coherent nanoparticles is described, showing high tensile strength and ductility, along with very low coercivity.

    • Liuliu Han
    • , Fernando Maccari
    •  & Dierk Raabe

  • Article |

    An optically coupled Bose–Einstein condensate of potassium atoms is used to engineer chiral interactions and perform the quantum simulation of a one-dimensional reduction of the topological Chern–Simons gauge theory.

    • Anika Frölian
    • , Craig S. Chisholm
    •  & Leticia Tarruell

  • News & Views |

    Electrons in a pure-carbon material display properties that are reminiscent of those in heavy-element compounds. A model inspired by this link hints at how a single-element material can exhibit complex electronic behaviour.

    • Aline Ramires

  • Article |

    An alternating stack of a candidate spin liquid and a superconductor shows a spontaneous vortex phase in the superconducting state without magnetism in the normal state. This indicates the presence of  unconventional magnetic ordering independent of the superconductor.

    • Eylon Persky
    • , Anders V. Bjørlig
    •  & Beena Kalisky

  • Research Briefing |

    Cooling molecular gases to nanokelvin temperatures is challenging because the molecules start to stick together when they reach the microkelvin range. Using a strong, rotating microwave field, a gas of sodium–potassium polar molecules has been stabilized and cooled to 21 nanokelvins — opening up many possibilities to explore exotic states of quantum matter.

  • News & Views |

    Applying strain to a material that has a type of magnetism called antiferromagnetism allows its magnetization to be fully switched with an electric current — making it appealing for use in next-generation magnetic memory devices.

    • Kab-Jin Kim
    •  & Kyung-Jin Lee

  • Article |

    A dynamical topological phase with edge qubits that are dynamically protected from control errors, cross-talk and stray fields, is demonstrated in a quasiperiodically driven array of ten 171Yb+ hyperfine qubits in a model trapped-ion quantum processor.

    • Philipp T. Dumitrescu
    • , Justin G. Bohnet
    •  & Andrew C. Potter

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