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Nature Physics offers news and reviews alongside top-quality research papers in a monthly publication, covering the entire spectrum of physics. Physics addresses the properties and interactions of matter and energy, and plays a key role in the development of a broad range of technologies. To reflect this, Nature Physics covers all areas of pure and applied physics research. The journal focuses on core physics disciplines, but is also open to a broad range of topics whose central theme falls within the bounds of physics.
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The low-rank hypothesis of complex systems

Τετ, 10/01/2024 - 00:00

Nature Physics, Published online: 10 January 2024; doi:10.1038/s41567-023-02303-0

Although using low-rank matrices is the go-to approach to model the dynamics of complex systems, its validity remains formally unconfirmed. An analysis of random networks and real-world data now sheds light on this low-rank hypothesis and its implications.

Quantum-inspired classical algorithms for molecular vibronic spectra

Τετ, 10/01/2024 - 00:00

Nature Physics, Published online: 10 January 2024; doi:10.1038/s41567-023-02308-9

It has been suggested that Gaussian boson sampling may provide a quantum computational advantage for calculating the vibronic spectra of molecules. Now, an equally efficient classical algorithm has been identified.

Discrete degeneracies distinguished by the anomalous Hall effect in a metallic kagome ice compound

Τετ, 10/01/2024 - 00:00

Nature Physics, Published online: 10 January 2024; doi:10.1038/s41567-023-02307-w

Transport measurements of the metallic kagome spin ice HoAgGe show that it has an emergent discrete symmetry that is not apparent from measurements of its magnetization.

Interacting loop models explain the flows of active fluids in hydraulic networks

Τρί, 09/01/2024 - 00:00

Nature Physics, Published online: 09 January 2024; doi:10.1038/s41567-023-02315-w

Predicting the complex flows that emerge in active fluid networks remains a challenge. A combination of experiments and theory was used to determine the hydraulic laws of active fluids. Analogies with frustrated magnetism and loop models explain the emergent flow patterns that result when active fluids explore pipe networks.

Friction pulls cells into shape

Τρί, 09/01/2024 - 00:00

Nature Physics, Published online: 09 January 2024; doi:10.1038/s41567-023-02304-z

Cells actively rearrange their cytoplasmic machinery to perform diverse functions. Now, friction forces generated between cytoplasmic components provide a physical basis for cell shape change.

Pathway to cool hot molecules

Τρί, 09/01/2024 - 00:00

Nature Physics, Published online: 09 January 2024; doi:10.1038/s41567-023-02359-y

A promising pathway towards the laser cooling of a molecule containing a radioactive atom has been identified. The unique structure of such a molecule means that it can act as a magnifying lens to probe fundamental physics.

Precision spectroscopy and laser-cooling scheme of a radium-containing molecule

Τρί, 09/01/2024 - 00:00

Nature Physics, Published online: 09 January 2024; doi:10.1038/s41567-023-02296-w

Measurements of the rovibronic structure of radium monofluoride molecules allow the identification of a laser cooling scheme. This will enable precise tests of fundamental physics, such as searches for parity or time-reversal symmetry violation.

Active hydraulics laws from frustration principles

Τρί, 09/01/2024 - 00:00

Nature Physics, Published online: 09 January 2024; doi:10.1038/s41567-023-02301-2

Experiments with active colloidal fluids in large-scale hydraulic networks reveal a connection between emergent flows and dynamical spin-ice patterns.

Friction forces determine cytoplasmic reorganization and shape changes of ascidian oocytes upon fertilization

Τρί, 09/01/2024 - 00:00

Nature Physics, Published online: 09 January 2024; doi:10.1038/s41567-023-02302-1

Friction forces at the interface between tissues play a key role in tissue morphogenesis. Now friction at the cellular scale is shown to influence cell shape and cell rearrangements.

Cells play tug-of-war to start moving collectively

Δευ, 08/01/2024 - 00:00

Nature Physics, Published online: 08 January 2024; doi:10.1038/s41567-023-02314-x

Orderly or coherent multicellular flows are fundamental in biology, but their triggers are not understood. In epithelial tissues, the tug-of-war between cells is now shown to lead to intrinsic asymmetric distributions in cell polarities that drive such flows.

Bipolarity of large anomalous Nernst effect in Weyl magnet-based alloy films

Δευ, 08/01/2024 - 00:00

Nature Physics, Published online: 08 January 2024; doi:10.1038/s41567-023-02293-z

The key to enhance the output of a thermoelectric device is to be able to regulate the thermoelectric voltage generation. Topological magnet Co3Sn2S2-based devices show the way to achieve that goal.

Spontaneous rotations in epithelia as an interplay between cell polarity and boundaries

Δευ, 08/01/2024 - 00:00

Nature Physics, Published online: 08 January 2024; doi:10.1038/s41567-023-02295-x

Coherent motion of cells plays an important role in morphogenesis. Experiments with cellular rings, supported by numerical simulations, suggest that cell polarity and acto-myosin cables are important factors in the onset of coherence.

Protecting expressive circuits with a quantum error detection code

Παρ, 05/01/2024 - 00:00

Nature Physics, Published online: 05 January 2024; doi:10.1038/s41567-023-02282-2

An error detecting code running on a trapped-ion quantum computer protects expressive circuits of eight logical qubits with a high-fidelity and partially fault-tolerant implementation of a universal gate set.

Realization of the Haldane Chern insulator in a moiré lattice

Παρ, 05/01/2024 - 00:00

Nature Physics, Published online: 05 January 2024; doi:10.1038/s41567-023-02284-0

The Haldane model is a paradigmatic example of topological behaviour but has not previously been implemented in condensed-matter experiments. Now a moiré bilayer is shown to realize this model with the accompanying quantized transport response.

Unconventional superconducting quantum criticality in monolayer WTe<sub>2</sub>

Παρ, 05/01/2024 - 00:00

Nature Physics, Published online: 05 January 2024; doi:10.1038/s41567-023-02291-1

Thermoelectric measurements show an unusual form of critical behaviour at the superconducting quantum phase transition in monolayer WTe2.

Spot the defects

Πέμ, 04/01/2024 - 00:00

Nature Physics, Published online: 04 January 2024; doi:10.1038/s41567-023-02285-z

The ability to extract information from diffuse background signals in ultrafast electron diffraction experiments now enables a direct view of the formation of topological defects during a light-induced phase transition.

Optical trapping and tailoring of exciton-polariton condensates into macroscopic complexes

Πέμ, 04/01/2024 - 00:00

Nature Physics, Published online: 04 January 2024; doi:10.1038/s41567-023-02290-2

Subwavelength photonic gratings can host long-lived, negative-effective-mass photonic modes that couple strongly to electron transitions in constituent active materials. The resulting bosonic hybrid light–matter modes, or exciton-polaritons, can be optically configured to accumulate into various macroscopic artificial complexes and lattices of coherent quantum fluids.

Reconfigurable quantum fluid molecules of bound states in the continuum

Πέμ, 04/01/2024 - 00:00

Nature Physics, Published online: 04 January 2024; doi:10.1038/s41567-023-02281-3

Bound states in the continuum are topological states with useful symmetry protection properties. An experiment now shows how to use them to form macroscopically coherent complexes of polariton condensates.

Evidence for an odd-parity nematic phase above the charge-density-wave transition in a kagome metal

Πέμ, 04/01/2024 - 00:00

Nature Physics, Published online: 04 January 2024; doi:10.1038/s41567-023-02272-4

Metallic kagome compounds are known to host several different electronic phases. Now, evidence for a form of nematic order that breaks time-reversal symmetry and is odd under a parity transformation is found in CsV3Sb5.

Ultrafast formation of topological defects in a two-dimensional charge density wave

Πέμ, 04/01/2024 - 00:00

Nature Physics, Published online: 04 January 2024; doi:10.1038/s41567-023-02279-x

Topological defects play a crucial role in the behaviour of strongly correlated materials out of equilibrium. Now, ultrafast electron diffraction measurements on 1T-TiSe2 shed light on the defect formation process at sub-picosecond timescales.

Σελίδες

Πανεπιστήμιο Κρήτης - Τμήμα Φυσικής - Πανεπιστημιούπολη Βουτών - TK 70013 Βασιλικά Βουτών, Ελλάδα
τηλ: +30 2810 394300 - email: chair@physics.uoc.gr