中国物理学会期刊网
海外物理新闻

 
Stitching Together a Knit Theory

2018-06-22 18:00:00.0

Author(s): Michael Schirber

A new model predicts how each stitch in a knitted fabric will respond to a stretching force.


[Physics 11, 66] Published Fri Jun 22, 2018

doi:10.1103/Physics.11.66
 
 
How Correlated Weather Fluctuations Take Down Power Grids

2018-06-21 18:00:00.0

Line failures can emerge and propagate in power grids because of varying power injections such as those from wind and solar plants.


[Physics] Published Thu Jun 21, 2018

 
 
Why Some Cracks Repel

2018-06-20 18:00:00.0

A theoretical study of crack propagation provides an explanation for the observed repulsion between certain pairs of cracks on collision courses.


[Physics] Published Wed Jun 20, 2018

 
 
How Defects Keep Graphene Cool

2018-06-19 18:00:00.0

Defects in graphene lead to a localized cooling effect that could be used to control heat dissipation in nanodevices.


[Physics] Published Tue Jun 19, 2018

 
 
A Toy Model for Active Interfaces

2018-06-18 18:00:00.0

Author(s): Edouard Hannezo

A new statistical model predicts the evolving shape of a cellular membrane by accounting for the active feedback between the membrane and attached proteins.


[Physics 11, 61] Published Mon Jun 18, 2018

doi:10.1103/Physics.11.61
 
 
Watching a Quantum Magnet Grow in Ultracold Atoms

2018-06-18 18:00:00.0

Author(s): Kaden R. A. Hazzard

Two experiments watch an antiferromagnetic phase of matter emerge in ultracold Rydberg atoms, opening up a new platform for quantum simulation.


[Physics 11, 63] Published Mon Jun 18, 2018

doi:10.1103/Physics.11.63
 
 
Puzzling Tropical Wind Pattern Generated with Simple Model

2018-06-15 18:00:00.0

Author(s): Mark Buchanan

2D simulations of the atmosphere, with few assumptions, can generate a slowly oscillating, tropical wind pattern that has puzzled atmospheric scientists.


[Physics 11, 62] Published Fri Jun 15, 2018

doi:10.1103/Physics.11.62
 
 
Three-Body Problem Solved for 1D Boson Trio

2018-06-14 18:00:00.0

Three research groups have solved the three-body problem for bosons confined in a one-dimensional system.


[Physics] Published Thu Jun 14, 2018

 
 
Off-Axis Jets from Neutron Star Merger

2018-06-13 18:00:00.0

Simulations suggest that the gamma rays accompanying the neutron star merger detected in 2017 came from a short gamma-ray burst viewed at a 30° angle.


[Physics] Published Wed Jun 13, 2018

 
 
How to Untangle Quark and Gluon Jets

2018-06-12 18:00:00.0

Inspired by a text-mining technique, scientists have developed a more direct way to distinguish quark jets from gluon jets in high-energy particle collisions.


[Physics] Published Tue Jun 12, 2018

 
 
The Dance of Water Molecules around Proteins

2018-06-11 18:00:00.0

Author(s): Ralf Metzler

A combination of experiments, simulations, and modeling has revealed the anomalous diffusion of water molecules along the surfaces of proteins.


[Physics 11, 59] Published Mon Jun 11, 2018

doi:10.1103/Physics.11.59
 
 
Meetings: Building a Molecule Atom by Atom

2018-06-11 18:00:00.0

Researchers demonstrated the simplest possible chemical reaction by using optical tweezers to bring together two atoms to form a molecule.


[Physics 11, 60] Published Mon Jun 11, 2018

doi:10.1103/Physics.11.60
 
 
Laser Bags a Giant Nucleus

2018-06-08 18:00:00.0

Author(s): Philip Ball

A laser-based technique provides the most precise measurements to date of nuclear properties for an element above atomic number 100.


[Physics 11, 58] Published Fri Jun 08, 2018

doi:10.1103/Physics.11.58
 
 
Dark Matter Undetectable in Gravitational Waves

2018-06-07 18:00:00.0

Calculations show that dark matter affects the propagation of gravitational waves but at a level far below the sensitivity of current detectors.


[Physics] Published Thu Jun 07, 2018

 
 
Lost Photons Won’t Derail Quantum Sampling

2018-06-06 18:00:00.0

Author(s): Austin P. Lund

A photon-based method for demonstrating the advantage of quantum over classical machines can handle photon loss, facilitating experiments.


[Physics 11, 57] Published Wed Jun 06, 2018

doi:10.1103/Physics.11.57
 
 
Making Optical Fibers Immune to Bending

2018-06-06 18:00:00.0

Bending an optical fiber can distort light traveling through it, but such a distortion can be mitigated in fibers with a smoothly varying refractive-index profile. ?


[Physics] Published Wed Jun 06, 2018

 
 
Security Breach for Qubit Communication

2018-06-05 18:00:00.0

Theorists predict that quantum information can’t be securely “locked” in a vault.


[Physics] Published Tue Jun 05, 2018

 
 
Sizing Up the Top Quark’s Interaction with the Higgs

2018-06-04 18:00:00.0

Author(s): Matthew Reece

A proton collision experiment at CERN provides a new handle on the Higgs boson’s interaction with the heaviest of the quarks.


[Physics 11, 56] Published Mon Jun 04, 2018

doi:10.1103/Physics.11.56
 
 
Friction Remembers Its Origins

2018-06-01 18:00:00.0

Author(s): David Lindley

Experiments show that the friction between two surfaces depends on their history of contact and that this “memory” is reminiscent of the behavior of glasses.


[Physics 11, 55] Published Fri Jun 01, 2018

doi:10.1103/Physics.11.55
 
 
Electrons Film Phonon Dynamics in Full

2018-05-31 18:00:00.0

Author(s): David J. Flannigan

An electron-scattering technique with femtosecond resolution can probe the real-time dynamics of all phonon modes of a material.


[Physics 11, 53] Published Thu May 31, 2018

doi:10.1103/Physics.11.53
 
 
PT Symmetry Goes Quantum

2018-05-30 18:00:00.0

Author(s): Stefan Rotter

A proposed microwave circuit would allow exploration of the quantum side of parity-time symmetry, which, in classical devices, gives rise to effects like one-way or stopped light.


[Physics 11, 54] Published Wed May 30, 2018

doi:10.1103/Physics.11.54
 
 
Magnetic Cloak Without Superconductors

2018-05-29 18:00:00.0

A new magnetic-cloak device works without requiring cryogenically cooled superconductors.


[Physics] Published Tue May 29, 2018

 
 
Precursor Sounds Warn of Imminent Slip

2018-05-25 18:00:00.0

Author(s): Mark Buchanan

Distinctive sounds emanate from a material when it is stressed by an outside force and close to slipping—an effect that could lead to warnings of imminent material failure.


[Physics 11, 52] Published Fri May 25, 2018

doi:10.1103/Physics.11.52
 
 
Atoms Put On a Bloch Party

2018-05-24 18:00:00.0

Bloch oscillations—first predicted to occur for electrons in a crystal—have been observed in an optical lattice containing ultracold atoms.


[Physics] Published Thu May 24, 2018

 
 
Cloud Quantum Computing Tackles Simple Nucleus

2018-05-23 18:00:00.0

Author(s): Stefano Gandolfi

Researchers perform a quantum computation of the binding energy of the deuteron using a web connection to remote quantum devices.


[Physics 11, 51] Published Wed May 23, 2018

doi:10.1103/Physics.11.51
 
 
Metamaterials Could Produce Flying Doughnuts

2018-05-23 18:00:00.0

A proposed scheme for generating torus-shaped light pulses called flying doughnuts utilizes a metamaterial “sprinkled” with tiny resonators in a concentric ring pattern.


[Physics] Published Wed May 23, 2018

 
 
OPERA’s Final Stamp on Neutrino Oscillations

2018-05-22 18:00:00.0

The final analysis of data collected by the OPERA experiment improves the precision of measurements of neutrinos oscillating between muon and tau flavors.


[Physics] Published Tue May 22, 2018

 
 
Landauer Principle Stands up to Quantum Test

2018-05-21 18:00:00.0

Author(s): Massimiliano Esposito

A fundamental limit on the heat produced when erasing a bit of information has been confirmed in a fully quantum system.


[Physics 11, 49] Published Mon May 21, 2018

doi:10.1103/Physics.11.49
 
 
Why Soft Solids Get Softer

2018-05-18 18:00:00.0

Author(s): Michael Schirber

Soft materials like gels and creams exhibit fatigue resulting from the stretching of their constituent fibers, according to experiments and simulations.


[Physics 11, 50] Published Fri May 18, 2018

doi:10.1103/Physics.11.50
 
 
Imaging Domains in Superfluid Helium

2018-05-17 18:00:00.0

An MRI imaging technique reveals a structure of chiral domains in a slab of superfluid helium-3.


[Physics] Published Thu May 17, 2018

 
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