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Physics / Physics news 1234

New concept for creating quantum states in many-body systems

6 hours ago | User rating: 5 / 5 after 6 vote(s) | No comments yet

(PhysOrg.com) -- In the online edition of Nature Physics, theoretical physicists from the Institute for Quantum Optics and Quantum Information (IQOQI) and the University of Innsbruck today are presenting ...


Fermilab physicists discover 'doubly strange' particle

September 03, 2008 | User rating: 4.8 / 5 after 59 vote(s) | User comments: 1

Physicists of the DZero experiment at the U.S. Department of Energy's Fermi National Accelerator Laboratory have discovered a new particle made of three quarks, the Omega-sub-b (Ωb). The particle contains ...


A fine-tooth comb to measure the accelerating universe

September 04, 2008 | User rating: 4.7 / 5 after 20 vote(s) | No comments yet

Astronomical instruments needed to answer crucial questions, such as the search for Earth-like planets or the way the Universe expands, have come a step closer with the first demonstration at the telescope ...


Electrons discover their individuality

September 01, 2008 | User rating: 4.6 / 5 after 59 vote(s) | User comments: 7

(PhysOrg.com) -- Electrons have something in common with people: the more information they acquire about their setting, the more they become aware of their individuality and the more belonging to a group loses ...


LHC switch-on fears are completely unfounded: new research paper

September 05, 2008 | User rating: 4.5 / 5 after 25 vote(s) | User comments: 17

(PhysOrg.com) -- A new report published on Friday, 5 September, provides the most comprehensive evidence available to confirm that the Large Hadron Collider (LHC)'s switch-on, due on Wednesday next week, poses no threat to ...


Physicists Rule Out the Production of Dangerous Black Holes at the LHC

September 01, 2008 | User rating: 4.5 / 5 after 81 vote(s) | User comments: 25

(PhysOrg.com) -- On August 8, the world's largest particle accelerator, the Large Hadron Collider near Geneva, Switzerland, began the process of slowly throttling to full power. When its proton beams are circling ...


Team studies how new helium ion microscope measures up

September 04, 2008 | User rating: 4.5 / 5 after 11 vote(s) | User comments: 1

Just as test pilots push planes to explore their limits, researchers at the National Institute of Standards and Technology are probing the newest microscope technology to further improve measurement accuracy ...


Next stop: The fourth dimension

September 03, 2008 | User rating: 4.4 / 5 after 66 vote(s) | User comments: 8

How did the universe come to be? What is it made of? What is mass? Can science prove that there are other dimensions? We may have answers soon.


Putting the Squeeze on Nitrogen for High Energy Materials

September 03, 2008 | User rating: 4.4 / 5 after 11 vote(s) | No comments yet

(PhysOrg.com) -- Nitrogen atoms like to travel in pairs, hooked together by one of the strongest chemical bonds in nature. By subjecting nitrogen molecules to extreme temperatures and pressures scientists ...


The ATLAS Pixel Detector

September 03, 2008 | User rating: 4.3 / 5 after 6 vote(s) | No comments yet

With the Large Hadron Collider start-up only weeks away, SLAC researchers working on the LHC are feeling the excitement. SLAC has been involved in designing and building the ATLAS (A Toroidal LHC ApparatuS) ...


Physicists investigate how time moves forward

September 05, 2008 | User rating: 4.3 / 5 after 104 vote(s) | User comments: 28

As humans, we have a very intuitive concept of time, and of the differences between the past, present, and future. But, as scientists Edward Feng of the University of California, Berkeley, and Gavin Crooks of the Lawrence ...


Invisibility undone: Chinese scientists demonstrate how to uncloak an invisible object

September 03, 2008 | User rating: 4 / 5 after 40 vote(s) | No comments yet

Harry Potter beware! A team of Chinese scientists has developed a way to unmask your invisibility cloak. According to a new paper in the latest issue of Optics Express, the Optical Society's (OSA) open-access journal, ...


Graphene pioneers follow in Nobel footsteps

September 02, 2008 | User rating: 3.8 / 5 after 6 vote(s) | No comments yet

Two physicists from The University of Manchester who discovered the world's thinnest material have scooped a major award for their work.