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Archive for the ‘quantum physics’ category: Page 740

Oct 15, 2016

Scientists claim to have discover what existed BEFORE the beginning of the universe

Posted by in categories: cosmology, information science, mathematics, quantum physics

Nice.


There are many scientific and non-scientific varieties of the answer about what came before Big Bang. Some say there was literally nothing and some say a black hole or a multiverse. But now a group of mathematicians from Canada and Egypt have analyzed some cutting edge scientific theory and a complex set of equations to find what preceded the universe in which we live. Their research paper has been published in Nature.

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Oct 15, 2016

Diamonds aren’t forever: Sandia, Harvard team create first quantum computer bridge

Posted by in categories: 3D printing, computing, nanotechnology, quantum physics

Another article on the QC advancement; however, as I told folks synthetic diamonds are key plus the crystalized formation are proven to be very useful not only in QC processing; but also for the light-based (Quantum) networking. I see this only the beginning (as we have seen with Synthetic DNA data storage) for synthetic gem crystalize formations in their usage in technology. Hoping folks are checking out the 3D Printers creating these synthetics because we truly are on the path of seeing our world transform to new levels never imagined.


Abstract: By forcefully embedding two silicon atoms in a diamond matrix, Sandia researchers have demonstrated for the first time on a single chip all the components needed to create a quantum bridge to link quantum computers together.

“People have already built small quantum computers,” says Sandia researcher Ryan Camacho. “Maybe the first useful one won’t be a single giant quantum computer but a connected cluster of small ones.”

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Oct 15, 2016

Chinese scientists achieve high-power quantum computing

Posted by in categories: computing, military, particle physics, quantum physics

China’s latest work on QC.


If early mechanical computers were never introduced to expand people’s computing ability, the invention of the atomic bomb would have gone out the window, and human history would have been rewritten.

This highlights the significance of computer simulation in scientists’ exploration of the physical world, which also explains their strong motivation in continuously pursuing higher computing power.

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Oct 15, 2016

Teleporting Toward a Quantum Internet

Posted by in categories: encryption, internet, mobile phones, quantum physics

New experiments in Calgary tested quantum teleportation in actual infrastructure, representing a major step forward for the technology.

Quantum physics is a field that appears to give scientists superpowers. Those who understand the world of extremely small or cold particles can perform amazing feats with them — including teleportation — that appear to bend reality.

The science behind these feats is complicated, and until recently, didn’t exist outside of lab settings. But that’s changing: researchers have begun to implement quantum teleportation in real-world contexts. Being able to do so just might revolutionize modern phone and Internet communications, leading to highly secure, encrypted messaging.

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Oct 15, 2016

Los Alamos research team develops new quantum dot solar procedures

Posted by in categories: internet, quantum physics, solar power, sustainability

Los Alamos is the 1st place where QC Internet was launched.


A research team from Los Alamos National Laboratory published a paper in the journal Nature Energy this week that demonstrates an effective method for scaling up quantum dot solar power technology from production models to full-sized windows that could power a building.

“We are developing solar concentrators that will harvest sunlight from building windows and turn it into electricity, using quantum-dot based luminescent solar concentrators,” lead scientist and leader of the Los Alamos Center for Advanced Solar Photophysics (CASP) Victor Klimov said.

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Oct 15, 2016

Physics Breakthrough: Quasiparticle Formation Was Observed for the First Time Ever

Posted by in categories: particle physics, quantum physics

In Brief:

  • Normally formation happens in attoseconds and an attosecond is to a second what a second is to about 31.71 billion years.
  • Further study of the particle could lead to quantum processors and ultra-fast electronics.

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Oct 14, 2016

Diamonds aren’t forever: Team create first quantum computer bridge

Posted by in categories: computing, particle physics, quantum physics

By forcefully embedding two silicon atoms in a diamond matrix, Sandia researchers have demonstrated for the first time on a single chip all the components needed to create a quantum bridge to link “People have already built small quantum computers,” says Sandia researcher Ryan Camacho. “Maybe the first useful one won’t be a single giant quantum computer but a connected cluster of small ones.”

Distributing quantum information on a bridge, or network, could also enable novel forms of quantum sensing, since quantum correlations allow all the atoms in the network to behave as though they were one single atom.

The joint work with Harvard University used a focused implanter at Sandia’s Ion Beam Laboratory designed for blasting single ions into precise locations on a diamond substrate. Sandia researchers Ed Bielejec, Jose Pacheco and Daniel Perry used implantation to replace one carbon atom of the diamond with the larger silicon atom, which causes the two on either side of the silicon atom to feel crowded enough to flee. That leaves the silicon atom a kind of large landowner, buffered against stray electrical currents by the neighboring non-conducting vacancies.

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Oct 14, 2016

Australian engineer takes out inaugural global prize for quantum computing

Posted by in categories: business, computing, engineering, quantum physics

Leading Australian engineer and physicist, Professor Andrea Morello, was today named inaugural recipient of the Rolf Landauer and Charles H. Bennett Award in Quantum Computing by the prestigious American Physical Society, the world’s leading organisation of physicists.

Morello, a professor in UNSW’s School of Electrical Engineering & Telecommunications and head of the Quantum Spin Control group at the Centre for Quantum Computation and Communication Technology, was awarded the prize “for remarkable achievements in the experimental development of spin qubits in silicon”.

The prize, endowed by the International Business Machines Corp, is named for two of the founding fathers of modern information science, both classical and quantum.

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Oct 14, 2016

Forever quantum: physicists demonstrate everlasting quantum coherence

Posted by in category: quantum physics

(Phys.org)—Physicists have implemented the first experimental demonstration of everlasting quantum coherence—the phenomenon that occurs when a quantum system exists in a superposition of two or more states at once. Typically, quantum coherence lasts for only a fraction of a second before decoherence destroys the effect due to interactions between the quantum system and its surrounding environment.

The collaboration of physicists, led by Gerardo Adesso at The University of Nottingham and with members from the UK, Brazil, Italy, and Germany, have published a paper on the demonstration of the extreme resilience of quantum coherence in a recent issue of Physical Review Letters.

“Quantum properties can be exploited for disruptive technologies but are typically very fragile,” Adesso told Phys.org. “Here we report an experiment which shows for the first time that quantum coherence in a large ensemble of nuclear spins can be naturally preserved (‘frozen’) under exposure to strong dephasing noise at room temperature, without external control, and for timescales as long as a second and beyond.”

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Oct 13, 2016

Berkeley Lab announces first transistor with a working 1-nanometer gate

Posted by in categories: computing, nanotechnology, quantum physics

Breaks through the 5-nanometer quantum tunneling threshold; may allow for Moore’s law to continue…


Schematic of a transistor with molybdenum disulfide semiconductor and 1-nanometer carbon nanotube gate. (credit: Sujay Desai/Berkeley Lab)

The first transistor with a working 1-nanometer (nm) gate has been created by a team led by Lawrence Berkeley National Laboratory (Berkeley Lab) scientists. Until now, a transistor gate size less than 5 nanometers has been considered impossible because of quantum tunneling effects. (One nanometer is the diameter of a glucose molecule.)

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