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Nature Physics offers a unique mix of news and reviews alongside top-quality research papers. Published monthly, in print and online, the journal reflects the entire spectrum of physics, pure and applied.
Ενημερώθηκε: πριν από 50 λεπτά 26 δευτερόλεπτα

High-dimensional one-way quantum processing implemented on <i>d</i>-level cluster states

Δευ, 03/12/2018 - 00:00

High-dimensional one-way quantum processing implemented on d-level cluster states

High-dimensional one-way quantum processing implemented on <i>d</i>-level cluster states, Published online: 03 December 2018; doi:10.1038/s41567-018-0347-x

The creation and manipulation of large quantum states is necessary for quantum information processing tasks. Three-level, four-partite cluster states have now been created in the time and frequency domain of two photons on-chip.

Guiding self-organized pattern formation in cell polarity establishment

Δευ, 03/12/2018 - 00:00

Guiding self-organized pattern formation in cell polarity establishment

Guiding self-organized pattern formation in cell polarity establishment, Published online: 03 December 2018; doi:10.1038/s41567-018-0358-7

A study of how single C. elegans cells establish the polarity required for cell division reveals a general principle for pattern formation in living systems controlled by biochemical cues.

A machine of superlatives

Δευ, 03/12/2018 - 00:00

A machine of superlatives

A machine of superlatives, Published online: 03 December 2018; doi:10.1038/s41567-018-0368-5

The Large Hadron Collider has completed its second data-taking period. For the next two years, the accelerator will shut down and the experiments will undergo major upgrades. Here’s a take on our past achievements — and a preview of the future.

Magneto-transport controlled by Landau polariton states

Δευ, 03/12/2018 - 00:00

Magneto-transport controlled by Landau polariton states

Magneto-transport controlled by Landau polariton states, Published online: 03 December 2018; doi:10.1038/s41567-018-0346-y

A polariton is a hybrid excitation resulting from strong light–matter coupling. The magneto-transport measurements have now revealed the crucial role played by its electronic component.

Dynamic interdependence and competition in multilayer networks

Δευ, 26/11/2018 - 00:00

Dynamic interdependence and competition in multilayer networks

Dynamic interdependence and competition in multilayer networks, Published online: 26 November 2018; doi:10.1038/s41567-018-0343-1

A dynamic dependency framework describes general interdependent and competitive interactions between nodes in multilayer networks and is used to study spreading phenomena.

Emergence of three-dimensional order and structure in growing biofilms

Δευ, 26/11/2018 - 00:00

Emergence of three-dimensional order and structure in growing biofilms

Emergence of three-dimensional order and structure in growing biofilms, Published online: 26 November 2018; doi:10.1038/s41567-018-0356-9

Single-cell tracking of up to 10,000 bacteria reveals the structure and dynamics of 3D biofilms—providing evidence to suggest that both local ordering and global biofilm architecture emerge from mechanical interactions.

Even denominator fractional quantum Hall states in higher Landau levels of graphene

Δευ, 26/11/2018 - 00:00

Even denominator fractional quantum Hall states in higher Landau levels of graphene

Even denominator fractional quantum Hall states in higher Landau levels of graphene, Published online: 26 November 2018; doi:10.1038/s41567-018-0355-x

New fractional quantum Hall states are observed in a higher Landau level in graphene. Calculations indicate that a non-Abelian parton state is the most likely candidate state, which has implications for topological quantum computation.

A living liquid crystal dissected

Δευ, 26/11/2018 - 00:00

A living liquid crystal dissected

A living liquid crystal dissected, Published online: 26 November 2018; doi:10.1038/s41567-018-0373-8

A large-scale imaging study has tracked thousands of bacteria living in three-dimensional biofilms. This technical tour de force reveals the importance of mechanical interactions between cells for building local and global structure.

Publisher Correction: Open is not enough

Παρ, 23/11/2018 - 00:00

Publisher Correction: Open is not enough

Publisher Correction: Open is not enough, Published online: 23 November 2018; doi:10.1038/s41567-018-0382-7

Publisher Correction: Open is not enough

Plasmonic quantum size effects in silver nanoparticles are dominated by interfaces and local environments

Δευ, 19/11/2018 - 00:00

Plasmonic quantum size effects in silver nanoparticles are dominated by interfaces and local environments

Plasmonic quantum size effects in silver nanoparticles are dominated by interfaces and local environments, Published online: 19 November 2018; doi:10.1038/s41567-018-0345-z

The origin of size-dependent shifts of surface plasmon resonances in metal nanoparticles has been controversial for decades. A combined experimental and theoretical study on silver samples and their environments now provides a quantitative picture.

High-harmonic generation from solids

Δευ, 19/11/2018 - 00:00

High-harmonic generation from solids

High-harmonic generation from solids, Published online: 19 November 2018; doi:10.1038/s41567-018-0315-5

This Review surveys recent efforts at understanding and characterizing generation of high harmonics from solid-state materials.

Universal <i>T</i>-linear resistivity and Planckian dissipation in overdoped cuprates

Δευ, 19/11/2018 - 00:00

Universal T-linear resistivity and Planckian dissipation in overdoped cuprates

Universal <i>T</i>-linear resistivity and Planckian dissipation in overdoped cuprates, Published online: 19 November 2018; doi:10.1038/s41567-018-0334-2

A transport study of overdoped cuprates reveals a resistivity that is linear as the temperature approaches 0 K, and is associated with a universal scattering rate.

Physics at the zoo

Δευ, 19/11/2018 - 00:00

Physics at the zoo

Physics at the zoo, Published online: 19 November 2018; doi:10.1038/s41567-018-0364-9

Physics at the zoo

Open is not enough

Πέμ, 15/11/2018 - 00:00

Open is not enough

Open is not enough, Published online: 15 November 2018; doi:10.1038/s41567-018-0342-2

The solutions adopted by the high-energy physics community to foster reproducible research are examples of best practices that could be embraced more widely. This first experience suggests that reproducibility requires going beyond openness.

Complete reconstruction of bound and unbound electronic wavefunctions in two-photon double ionization

Δευ, 12/11/2018 - 00:00

Complete reconstruction of bound and unbound electronic wavefunctions in two-photon double ionization

Complete reconstruction of bound and unbound electronic wavefunctions in two-photon double ionization, Published online: 12 November 2018; doi:10.1038/s41567-018-0340-4

Photoionization is one of the most important photophysical events. This process can now be characterized in a quantum-mechanically complete manner by use of polarization-controlled extreme-ultraviolet light derived from a free-electron laser

Quantum fractals

Δευ, 12/11/2018 - 00:00

Quantum fractals

Quantum fractals, Published online: 12 November 2018; doi:10.1038/s41567-018-0327-1

Electrons with fractional dimension have been observed in an artificial Sierpiński triangle, demonstrating their quantum fractal nature.

Signatures of the many-body localized regime in two dimensions

Δευ, 12/11/2018 - 00:00

Signatures of the many-body localized regime in two dimensions

Signatures of the many-body localized regime in two dimensions, Published online: 12 November 2018; doi:10.1038/s41567-018-0339-x

Large-scale numerical examination of a disordered Bose–Hubbard model in two dimensions shows entanglement based signature of many-body localization, providing answers to the challenging questions posed by recent experiments.

Design and characterization of electrons in a fractal geometry

Δευ, 12/11/2018 - 00:00

Design and characterization of electrons in a fractal geometry

Design and characterization of electrons in a fractal geometry, Published online: 12 November 2018; doi:10.1038/s41567-018-0328-0

Electrons are confined to an artificial Sierpiński triangle. Microscopy measurements show that their wavefunctions become self-similar and their quantum properties inherit a non-integer dimension between 1 and 2.

Neutrino tomography of Earth

Δευ, 05/11/2018 - 00:00

Neutrino tomography of Earth

Neutrino tomography of Earth, Published online: 05 November 2018; doi:10.1038/s41567-018-0319-1

Geophysical properties of the Earth’s interior have been inferred by looking at the absorption of neutrinos as they pass through our planet.

Plasmonic dynamics measured with frequency-comb-referenced phase spectroscopy

Δευ, 05/11/2018 - 00:00

Plasmonic dynamics measured with frequency-comb-referenced phase spectroscopy

Plasmonic dynamics measured with frequency-comb-referenced phase spectroscopy, Published online: 05 November 2018; doi:10.1038/s41567-018-0330-6

By means of a novel referencing technique that is based on the high stability of frequency combs, broadband phase spectra from plasmonics rulers can now be used to measure dynamic motion of nanostructures with picometre resolution.

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