News tagged with quantum coherence

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AFOSR funds super-fast, secure computing

Michigan scientists working on super-fast, secure computing

Physics / Quantum Physics

created Sep 09, 2009 | popularity 4 / 5 (2) | comments 0

Air Force Office of Scientific Research(AFOSR)-supported physicists at the University of Michigan are developing innovative components for quantum, or super-fast, computers that will improve security for data ...


Working out a timescale for quantum operations

Nanotechnology / Nanophysics

created Jun 17, 2009 | popularity 4.7 / 5 (9) | comments 0

One of the issues affecting quantum systems is coherence. Understanding coherence and how it breaks down (decoherence) is one of the keys to putting together a powerful quantum computer. And, because wires made from metal ...


Study Rules Out Fröhlich Condensates in Quantum Consciousness Model

Study Rules Out Fröhlich Condensates in Quantum Consciousness Model

Physics / General Physics

created Mar 10, 2009 | popularity 3.9 / 5 (36) | comments 17

(PhysOrg.com) -- Scientists don't fully understand how consciousness works, and, so far, no classical theories can explain consciousness in the brain. In light of this lack of understanding, some researchers ...





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Research brings quantum computing closer to reality

Physicists Bring Quantum Computing Closer to Reality

Physics / General Physics

created Mar 20, 2008 | popularity 4.5 / 5 (42) | comments 3

Researchers at the U. S. Department of Energy’s Ames Laboratory, the University of California, Santa Barbara, and Microsoft Station Q have made significant advancements in understanding a fundamental problem ...


Discovery brings organic solar cells a step closer

Chemistry /

created Jan 15, 2009 | popularity 4.3 / 5 (11) | comments 0

Inexpensive solar cells, vastly improved medical imaging techniques and lighter and more flexible television screens are among the potential applications envisioned for organic electronics.


Fast quantum computer building block created

Physics / General Physics

created Aug 20, 2008 | popularity 4.3 / 5 (46) | comments 4

(PhysOrg.com) -- The fastest quantum computer bit that exploits the main advantage of the qubit over the conventional bit has been demonstrated by researchers at University of Michigan, U.S. Naval Research Laboratory and ...


Innovative research brings quantum computers one step closer

Physics / General Physics

created Aug 06, 2008 | popularity 4.4 / 5 (12) | comments 0

(PhysOrg.com) -- Complex computer encryption codes could be solved and new drug design developed significantly faster thanks to new research carried out by the University of Surrey.


Optical Physicist Publishes on Optical Coherence and Polarization

Physics / General Physics

created Jan 28, 2008 | popularity 3.7 / 5 (9) | comments 1

Emil Wolf, Wilson Professor of Optical Physics and Professor of Optics at the University of Rochester, and co-author of one of the most cited science books of the 20th century, Principles of Optics, has released a new book ...


Physicist proposes to use femtosecond, chirped laser pulse trains to reduce decoherence

Physics / General Physics

created Nov 10, 2008 | popularity 4.1 / 5 (15) | comments 0

In a recent publication in the high impact journal Optics Letters, Svetlana Malinovskaya, Associate Professor of Physics at Stevens Institute of Technology, proposes to use femtosecond, chirped laser pulse trains to reduce ...


Quantum coherence possible in incommensurate electronic systems

Physics / General Physics

created Nov 02, 2006 | popularity 4.6 / 5 (37) | comments 0

Researchers at the University of Illinois at Urbana-Champaign have demonstrated that quantum coherence is possible in electronic systems that are incommensurate, thereby removing one obstacle in the development of quantum ...


Electron microscope image of a qubit from Hans Mooij's research group at Delft University of Technology

Fundamental limitation to quantum computers

Nanotechnology /

created Jul 07, 2005 | popularity 2.7 / 5 (3) | comments 0

Quantum computers that store information in so-called quantum bits (or qubits) will be confronted with a fundamental limitation. This is the claim made by Dutch theoretical physicists from the Foundation for ...


Hidden order found in a quantum spin liquid

Physics / General Physics

created Jul 26, 2007 | popularity 4.6 / 5 (42) | comments 0

An international team, including scientists from the London Centre for Nanotechnology, has detected a hidden magnetic “quantum order” that extends over chains of 100 atoms in a ceramic without classical magnetism. The findings, ...


What happens when you pop a quantum balloon?

Physics / General Physics

created Apr 17, 2008 | popularity 4.2 / 5 (32) | comments 1

When a tiny, quantum-scale, hypothetical balloon is popped in a vacuum, do the particles inside spread out all over the place as predicted by classical mechanics?



List of search results for quantum coherence