News tagged with atomic nucleus

'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

Two neutrons at the same time: Discovery of dineutron decay

(Phys.org) -- Nuclear physicists recently witnessed an atomic nucleus do something that nobody had ever seen one do before – two neutrons at the same time.

Physics / General Physics

created Apr 12, 2012 | popularity 5 / 5 (25) | comments 5 | with audio podcast

Researchers uncover new mechanistic insight into mRNA biogenesis and export

A team of EU-funded Spanish and Polish researchers have revealed the structure of a protein complex that is essential for messenger RNA (mRNA) biogenesis and export. Writing in the European Molecular Biology ...

Biology / Biotechnology

created Mar 19, 2012 | popularity 5 / 5 (1) | comments 0

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

New picture of atomic nucleus emerges

(PhysOrg.com) -- When most of us think of an atom, we think of tiny electrons whizzing around a stationary, dense nucleus composed of protons and neutrons, collectively known as nucleons. A collaboration between ...

Physics / General Physics

created Mar 02, 2012 | popularity 4.3 / 5 (29) | comments 14 | with audio podcast

Atomic core, shaken not stirred

When struck just right, protons and neutrons ring. The sub-atomic particles don’t jingle like when a hammer hits a bell. But they do jiggle in an odd dance where the protons move in one direction and ...

Physics / General Physics

created Jan 05, 2012 | popularity 4.2 / 5 (6) | comments 2

Atoms dressed with light show new interactions, could reveal way to observe enigmatic particle

(PhysOrg.com) -- Scientists at the Joint Quantum Institute (JQI) have for the first time engineered and detected the presence of high angular momentum collisions between atoms at temperatures close to absolute ...

Physics / Quantum Physics

created Dec 08, 2011 | popularity 4.6 / 5 (7) | comments 1 | with audio podcast

Electrically controlling magnetic polarization of nuclei offers new way to store quantum information

Storing information in long-lasting quantum states is a prerequisite for building quantum computers. Intrinsic properties of nuclei known as magnetic spins are good storage candidates because they interact ...

Physics / Quantum Physics

created Nov 11, 2011 | popularity 5 / 5 (4) | comments 0

Millisecond pulsar in spin mode

Astronomers have tracked down the first gamma-ray pulsar in a globular cluster of stars. It is around 27,000 light years away and thus also holds the distance record in this class of objects. Moreover, its ...

Space & Earth / Astronomy

created Nov 03, 2011 | popularity 4.6 / 5 (5) | comments 8 | with audio podcast

Time reversal: A simple particle could reveal new physics

(PhysOrg.com) -- A simple atomic nucleus could reveal properties associated with the mysterious phenomenon known as time reversal and lead to an explanation for one of the greatest mysteries of physics: the ...

Physics / General Physics

created Oct 11, 2011 | popularity 4.8 / 5 (40) | comments 128 | with audio podcast

Researchers theorize that neutrons may be squished into cubes in neutron stars

(PhysOrg.com) -- Neutrons, those particles that reside here on Earth inside the nucleus of atoms, along with protons, collectively called nucleons, are thought to exist in the far reaches of the universe inside ...

Physics / General Physics

created Aug 18, 2011 | popularity 5 / 5 (6) | comments 33 | with audio podcast report

Subatomic quantum memory in diamond demonstrated

Physicists working at the University of California, Santa Barbara and the University of Konstanz in Germany have developed a breakthrough in the use of diamond in quantum physics, marking an important step ...

Physics / Quantum Physics

created Jun 27, 2011 | popularity 4.4 / 5 (11) | comments 32 | with audio podcast

The curious case of germanium-72: An unusual isotope changes phases as temperature rises

(PhysOrg.com) -- There's a lot we don't know about the atomic nucleus, even though it was discovered a century ago this year.

Physics / General Physics

created Jun 02, 2011 | popularity 4.9 / 5 (9) | comments 5 | with audio podcast

CERN's new Einstein Observatory to explore black holes, Big Bang

A new era in astronomy will come a step closer when scientists from across Europe present their design study today for an advanced observatory capable of making precision measurements of gravitational waves ...

Space & Earth / Astronomy

created May 19, 2011 | popularity 4.9 / 5 (8) | comments 10 | with audio podcast

First evidence for a spherical magnesium-32 nucleus

Elements heavier than iron come into being only in powerful stellar explosions, supernovae. During nuclear reactions all kinds of short-lived atomic nuclei are formed, including more stable combinations – ...

Physics / General Physics

created Feb 02, 2011 | popularity 3.9 / 5 (9) | comments 7 | with audio podcast