中国物理学会期刊网
海外物理新闻

 
Thinner Stealth Coatings

2015-01-06 23:00:00

Antireflective acoustic coatings for hiding submarines and other watercraft could be made much thinner than those in use today.

Published Tue Jan 06, 2015

 
 
Imaginary Magnetic Fields in the Real World

2015-01-05 23:00:00

Imaginary magnetic fields predicted by the fundamental theory of phase transitions can be realized experimentally.

Published Mon Jan 05, 2015

doi:10.1103/Physics.8.2
 
 
First Direct Measurement of Gravity’s Curvature

2015-01-05 23:00:00

By measuring gravity with cold atoms at three different heights simultaneously, a team determined a new property of a gravitational field.

Published Mon Jan 05, 2015

doi:10.1103/Physics.8.1
 
 
First Direct Measurement of Gravity’s Curvature

2015-01-05 23:00:00

Author(s): Philip Ball

By measuring gravity with cold atoms at three different heights simultaneously, a team determined a new property of a gravitational field.


[Physics 8, 1] Published Mon Jan 05, 2015

doi:10.1103/Physics.8.1
 
 
Imaginary Magnetic Fields in the Real World

2015-01-05 23:00:00

Author(s): Nerses Ananikian and Ralph Kenna

Imaginary magnetic fields predicted by the fundamental theory of phase transitions can be realized experimentally.


[Physics 8, 2] Published Mon Jan 05, 2015

doi:10.1103/Physics.8.2
 
 
Critical Markets

2014-12-31 23:00:00

Financial markets can behave like critical systems in which small perturbations have an anomalously high impact on trading prices.

Published Wed Dec 31, 2014

 
 
Counting Atoms without Disturbance

2014-12-30 23:00:00

A minimally invasive measurement technique gives a precise, real-time estimate of the number of atoms in a one-dimensional trap.

Published Tue Dec 30, 2014

 
 
Controlling Magnetism by Electricity

2014-12-30 23:00:00

Small voltages can control the magnetic properties of thin films at room temperature.

Published Tue Dec 30, 2014

 
 
Highlights of the Year

2014-12-22 23:00:00

A look back on our favorite stories from 2014.

Published Mon Dec 22, 2014

doi:10.1103/Physics.7.132
 
 
Diamond Spins Shining Bright

2014-12-22 23:00:00

The spin on a silicon defect in diamond can be prepared in a coherent quantum state, a promising sign that it could encode information in a quantum internet.

Published Mon Dec 22, 2014

doi:10.1103/Physics.7.131
 
 
Heavily Interconnected Economies Are Vulnerable to Shocks

2014-12-19 23:00:00

A network analysis finds that the European economies with the most interconnections, like Germany, are the most vulnerable to economic crises in the absence of government intervention.

Published Fri Dec 19, 2014

doi:10.1103/Physics.7.130
 
 
Work in the Quantum World

2014-12-18 23:00:00

A new method of measuring work in a quantum-mechanical setting provides a way to evaluate the thermodynamics of small, fluctuating systems.

Published Thu Dec 18, 2014

 
 
A Breakthrough for Remote Lasing in Air

2014-12-17 23:00:00

A scheme using two pump wavelengths in the infrared and ultraviolet produces more efficient laserlike emission in air, which could benefit remote sensing applications.

Published Wed Dec 17, 2014

doi:10.1103/Physics.7.129
 
 
How Oxygen Kindles Fireflies

2014-12-17 23:00:00

X-ray images of the light-emitting organs in fireflies clarify the mechanism by which oxygen controls the insects’ luminescence.

Published Wed Dec 17, 2014

 
 
Searching for Millicharged Particles

2014-12-16 23:00:00

Tiny dielectric spheres in an optical trap are used to search for hypothetical particles with a small fractional charge.

Published Tue Dec 16, 2014

 
 
X-Ray Line May Have Dark Matter Origin

2014-12-15 23:00:00

An x-ray feature recently detected by different astronomy groups may be the long-awaited signature of dark matter.

Published Mon Dec 15, 2014

doi:10.1103/Physics.7.128
 
 
Nanopyramids’ Color Depends on Viewing Direction

2014-12-12 23:00:00

An array of nanometer-sized aluminum pyramids acts as a directional antenna for light, and the direction depends on wavelength.

Published Fri Dec 12, 2014

doi:10.1103/Physics.7.127
 
 
Cosmic Ruler Measured More Directly

2014-12-11 23:00:00

A measure of how galaxies are spatially distributed can be determined in a new, more robust way.

Published Thu Dec 11, 2014

 
 
X-Ray Lasers, Big and Small

2014-12-10 23:00:00

A visit to SLAC and Lawrence Berkeley Lab offers a look at two complementary approaches to making the x-ray source of the future.

Published Wed Dec 10, 2014

doi:10.1103/Physics.7.126
 
 
Ultrathin Superconductors Take a Step Up

2014-12-10 23:00:00

Single-atomic-step imperfections on the surface of superconducting films behave like Josephson junctions.

Published Wed Dec 10, 2014

 
 
Getting the Wrinkles Out

2014-12-09 23:00:00

A model of soft biological tissue explains why wrinkles and folds form in tubular structures like the esophagus or the intestines.

Published Tue Dec 09, 2014

 
 
Power to the Electrons

2014-12-08 23:00:00

A laser-driven particle accelerator, delivering a beam of electrons with a record-breaking energy of 4.2 giga-electron-volts, could lead to compact x-ray lasers or high-energy colliders.

Published Mon Dec 08, 2014

doi:10.1103/Physics.7.125
 
 
Gamma-Ray Bursts Determine Potential Locations for Life

2014-12-08 23:00:00

Powerful stellar explosions may have caused mass extinctions on Earth and could also have prevented life from appearing on other planets until 5 billion years ago—and then only in the outskirts of galaxies.

Published Mon Dec 08, 2014

doi:10.1103/Physics.7.124
 
 
Spin Transport Goes Ballistic

2014-12-04 23:00:00

The injection of spins into a high-mobility two-dimensional electron gas is unexpectedly efficient, suggesting that new theories may be needed to describe spin transport in such systems.

Published Thu Dec 04, 2014

doi:10.1103/Physics.7.123
 
 
Mimicking the Brain

2014-12-04 23:00:00

Circuits built using strongly correlated electron materials can simulate brain functions such as learning and storing memories.

Published Thu Dec 04, 2014

 
 
Making Molecules Stand to Attention

2014-12-03 23:00:00

Cold molecules trapped in an optical lattice can be aligned by controlling their rotational quantum state.

Published Wed Dec 03, 2014

 
 
Why Blue Dominates Red in Bird Feathers

2014-12-03 23:00:00

Experiments explain why certain birds, beetles, and photonic glasses, which derive their colors from interference effects, can be blue but not red.

Published Wed Dec 03, 2014

 
 
Molecular Interferometry Makes a New Break

2014-12-02 23:00:00

A new technique in matter-wave interferometry using laser light to fragment molecules may open the door to interference demonstrations with large bio-molecules or nanoclusters.

Published Tue Dec 02, 2014

doi:10.1103/Physics.7.122
 
 
Anticipation is the Key to Crowd Physics

2014-12-02 23:00:00

A universal law for the interaction of pedestrians in a crowd, based on a walker’s ability to anticipate collisions, leads to accurate simulations of a variety of crowd conditions.

Published Tue Dec 02, 2014

doi:10.1103/Physics.7.121
 
 
Insect Swarms Go Critical

2014-12-01 23:00:00

The seemingly erratic motion of insects in a swarm exhibits the correlated behavior of particles near the critical point of a phase transition.

Published Mon Dec 01, 2014

doi:10.1103/Physics.7.120
 
中国物理学会期刊网