News tagged with atomic systems

Graphene on boron nitride work may lead to breakthrough in microchip technology

(Phys.org) -- Graphene is the wonder material that could solve the problem of making ever faster computers and smaller mobile devices when current silicon microchip technology hits an inevitable wall. Graphene, ...

Nanotechnology / Nanophysics

created May 28, 2012 | popularity 4.6 / 5 (9) | comments 4 | with audio podcast

A magnetic approach to lattices

(Phys.org) -- JQI experimentalists under the direction of Ian Spielman are in the business of using lasers to create novel environments for neutral atoms. For instance, this research group previously enticed ...

Physics / General Physics

created May 22, 2012 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Electronic congestion in the microchips of the future

(Phys.org) -- Electrons within some materials can stick together like cars on a traffic jam. Swiss researchers studying promising materials for the future of electronics have been able to highlight this phenomenon

Physics / Condensed Matter

created May 16, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

'Faster-ticking clock' indicates early solar system may have evolved faster than we think

Our solar system is four and a half billion years old, but its formation may have occurred over a shorter period of time than we previously thought, says an international team of researchers from the Hebrew University of ...

Space & Earth / Space Exploration

created May 01, 2012 | popularity 4.4 / 5 (15) | comments 31 | with audio podcast

Research estimates how long Titan's chemical factory has been in business

Saturn's giant moon Titan hides within a thick, smoggy atmosphere that's well-known to scientists as one of the most complex chemical environments in the solar system. It's a productive "factory" cranking ...

Space & Earth / Space Exploration

created Apr 24, 2012 | popularity 3.7 / 5 (3) | comments 5 | with audio podcast

Simulating strongly correlated fermions opens the door to practical superconductor applications

Combining known factors in a new way, theoretical physicists Boris Svistunov and Nikolai Prokof'ev at the University of Massachusetts Amherst, with three alumni of their group, have solved an intractable 50-year-old ...

Physics / General Physics

created Mar 18, 2012 | popularity 4.8 / 5 (13) | comments 5 | with audio podcast

Proposed nuclear clock may keep time with the Universe

(PhysOrg.com) -- A proposed new time-keeping system tied to the orbiting of a neutron around an atomic nucleus could have such unprecedented accuracy that it neither gains nor loses 1/20th of a second in 14 ...

Physics / General Physics

created Mar 08, 2012 | popularity 4.6 / 5 (27) | comments 11 | with audio podcast

Electrical circuits talk to single atoms

(PhysOrg.com) -- If a practical quantum computer is ever to be realized, conventional electronic devices will have to interface with the delicate quantum systems such as atoms or ions in traps or wisps of ...

Physics / Quantum Physics

created Mar 06, 2012 | popularity 5 / 5 (4) | comments 2 | with audio podcast

Japan PM: No individual to blame for Fukushima

No individual can be held responsible for the nuclear meltdowns at Fukushima, Japan's prime minister said Saturday, insisting everyone had to "share the pain".

Technology / Energy & Green Tech

created Mar 03, 2012 | popularity not rated yet | comments 13

Alien matter in the solar system: A galactic mismatch

This just in: The Solar System is different from the space just outside it.

Space & Earth / Space Exploration

created Feb 13, 2012 | popularity 4.7 / 5 (21) | comments 21 | with audio podcast

Precision time: A matter of atoms, clocks, and statistics

Time is of the essence, especially in communications, navigation, and electric power distribution, which all demand nanosecond precision or better. Keeping these beating hearts of technology in near-perfect global synchronization ...

Physics / General Physics

created Feb 01, 2012 | popularity 4.5 / 5 (2) | comments 0

Countries consider time out on the 'leap second'

It's high noon for the humble leap second. After ten years of talks, governments are headed for a showdown vote this week on an issue that pits technological precision against nature's whims.

Space & Earth / Earth Sciences

created Jan 17, 2012 | popularity 3 / 5 (2) | comments 18

Quasicrystal is extraterrestrial in origin

A rare and exotic mineral, so unusual that it was thought impossible to exist, came to Earth on a meteorite, according to an international team of researchers led by Princeton University scientists. The discovery ...

Space & Earth / Space Exploration

created Jan 13, 2012 | popularity 4.6 / 5 (37) | comments 7 | with audio podcast

Fuel for fusion

Oak Ridge National Laboratory's Fusion Pellet Fueling Lab has been at the center of design and testing of plasma fueling systems for tokamak research applications for decades. Since the mid-1970s, lab researchers ...

Physics / General Physics

created Jan 06, 2012 | popularity 3.3 / 5 (3) | comments 3

On the edge of friction

(PhysOrg.com) -- The problem exists on both a large and a small scale, and it even bothered the ancient Egyptians. However, although physicists have long had a good understanding of friction in things like ...

Physics / Condensed Matter

created Dec 20, 2011 | popularity 4.7 / 5 (6) | comments 3 | with audio podcast