TIME SPACE - SKY NIGHTLY

Detecting radio waves with entangled atoms

Aug 07, 2017 (SPX)

They use highly sensitive, nondestructive measurements to entangle the atoms, while maintaining their collective coherence, and a new technique to allow the coh...

First observation of the hyperfine splitting in antihydrogen

Aug 07, 2017 (SPX)

In their paper published in Nature the physicists from the University's College of Science, working with an international collaborative team at CERN, describe t...

Clever experiment documents multiscale fluid dynamics

Aug 07, 2017 (SPX)

Until now, there had been no way in the laboratory to measure the total helicity, or the measure of when two vortex rings intertwine. In their experiments, the ...

Canadian-led study akin to antimatter forensics

Aug 07, 2017 (SPX)

In a study published in Nature, the ALPHA Collaboration reports the first detailed observation of spectral lines from an antimatter atom. "Spectral lines are li...

HRL develop a low-power cold-atom source for atomic clocks and physics experiments

Aug 07, 2017 (SPX)

"There are two basic types of atomic clocks, some operate at room temperature and some use atoms cooled down to just above absolute zero," said Chris Roper, HRL...

World's smallest neutrino detector finds big physics fingerprint

Aug 07, 2017 (SPX)

The research, performed at ORNL's Spallation Neutron Source (SNS) and published in the journal Science, provides compelling evidence for a neutrino interaction ...

It's never too cold for quantum

Aug 07, 2017 (SPX)

But there are some phase transitions in which the temperature cannot change, because they occur right at absolute zero. The quantum critical points where such t...

Primordial black holes may have helped to forge heavy elements

Aug 07, 2017 (SPX)

As the late Carl Sagan once put it: "The nitrogen in our DNA, the calcium in our teeth, the iron in our blood, the carbon in our apple pies were made in the int...

Perfect liquid quark-gluon plasma is the most vortical fluid

Aug 03, 2017 (SPX)

The new analysis of data from the Relativistic Heavy Ion Collider (RHIC) - a U.S. Department of Energy Office of Science User Facility for nuclear physics resea...

Quasars may answer how starburst galaxies were extinguished

Aug 01, 2017 (SPX)

How these types of cosmic realms, called dusty starburst galaxies, became galactic dead zones is an enduring mystery. Astronomers at the University of Iowa, in ...

Experimental method measures quantum coherence, the ability of being in 2 states at once

Jul 31, 2017 (SPX)

In real systems, a set of diverse elemental particles or atoms existing in a state of superposition, for example, in different positions simultaneously, with di...

Physicists design ultrafocused pulses

Jul 31, 2017 (SPX)

In the journal Physical Review Letters, researchers in Oriol Romero-Isart's group at the Institute of Quantum Optics and Quantum Information (IQOQI) and the Ins...

A bar magnet creates chaos in plasma

Jul 27, 2017 (SPX)

When subjected to the magnetic dipole field produced by a bar magnet, the researchers found that a localized glow appeared near the cathode surface. According t...

CCNY physicists master unexplored electron property

Jul 27, 2017 (SPX)

This is the "valley" property which has potential for realizing a new class of technology termed "valleytronics" - similar to electronics (charge) and spintroni...

The role of the entropy in a quantum system

Jul 27, 2017 (SPX)

According to one of the main laws of thermodynamics, the entropy of a system, isolated and far from thermal equilibrium, tends to increase in time until equilib...

When shallow defects align, diamonds shine for unprecedented quantum sensitivity

Jul 27, 2017 (SPX)

Thanks to a new fabrication technique, quantum sensing abilities are now approaching this scale of precision. As they report this week in Applied Physics Letter...

Vortex photons from electrons in circular motion

Jul 24, 2017 (SPX)

Light is a wave. As sometimes it is called an electromagnetic wave, electric and magnetic fields are oscillating and the oscillations are propagating in space. ...

Most precise measurement of the proton's mass

Jul 24, 2017 (SPX)

To determine the mass of a single proton more accurately, the group of physicists from the Max Planck Institute for Nuclear Physics in Heidelberg and RIKEN in J...

Stanford researchers discover biological hydraulic system in tuna fins

Jul 24, 2017 (SPX)

Through studying the anatomy, physiology, locomotion and fin movements of Pacific bluefin and yellowfin tuna swimming in tanks, researchers have found evidence ...

The first light atomic nucleus with a second face

Jul 24, 2017 (SPX)

Atomic nuclei are able to change their shape depending on the amount of energy they possess or the speed at which they spin. Changes related only to the additio...