News tagged with quantum memory

Related topics: quantum computing

HP Labs find memristors can compute (w/ Video)

(PhysOrg.com) -- Researchers at HP Labs, the central research arm of HP, have discovered that a resistor with memory, a “memristor” can also perform logic operations. This means chips storing data may also ...

Nanotechnology / Nanophysics

created Apr 09, 2010 | popularity 4.9 / 5 (45) | comments 13 | with audio podcast report

Using quantum methods to read classical memories offers surprising advantages

(PhysOrg.com) -- Currently, the data stored in classical digital memories such as CDs, DVDs, and barcodes is read by classical light. But as a new study shows, using quantum light to read these classical memories ...

Physics / Quantum Physics

created Mar 14, 2011 | popularity 4.8 / 5 (31) | comments 5 | with audio podcast feature

Physicists demonstrate 100-fold speed increase in optical quantum memory

(PhysOrg.com) -- As with today's computers, future quantum computers will require more than just quantum information processing; they will also require methods to store and retrieve the quantum information. ...

Physics / Optics & Photonics

created Apr 01, 2010 | popularity 4.5 / 5 (31) | comments 0 | with audio podcast feature

More accurate than Heisenberg allows? Uncertainty in the presence of a quantum memory

Quantum cryptography is the safest way to encrypt data. It utilizes the fact that transmitted information can only be measured with a strictly limited degree of precision. Scientists at Ludwig-Maximilians-University in Munich ...

Physics / General Physics

created Jul 27, 2010 | popularity 4.9 / 5 (27) | comments 41 | with audio podcast

Proposed Quantum Computer Consists of Billions of Electron Spins

(PhysOrg.com) -- While researchers have already demonstrated the building blocks for few-bit quantum computers, scaling these systems up to large quantum computers remains a challenge. One of the biggest problems ...

Physics / Quantum Physics

created Sep 09, 2009 | popularity 4.6 / 5 (27) | comments 23 feature

World first for quantum memory storage

(PhysOrg.com) -- An Australian National University-led team has developed the most efficient quantum memory for light in the world, taking us closer to a future of super-fast computers and communication secured ...

Physics / Quantum Physics

created Jun 24, 2010 | popularity 4.8 / 5 (24) | comments 2 | with audio podcast

Single photon solid-state memory for telecommunications

(PhysOrg.com) -- One of the issues associated with quantum information schemes revolves around the ability to develop quantum memories that allow for the retrieval of information on demand. Overcoming this ...

Physics / Quantum Physics

created Mar 08, 2010 | popularity 4.6 / 5 (20) | comments 5 | with audio podcast feature

Computer memory takes a spin: Physicists read data after storing them in atomic nuclei for 112 seconds

University of Utah physicists stored information for 112 seconds in what may become the world's tiniest computer memory: magnetic "spins" in the centers or nuclei of atoms. Then the physicists retrieved and ...

Physics / Quantum Physics

created Dec 16, 2010 | popularity 4.9 / 5 (18) | comments 9 | with audio podcast

Physicists demonstrate a four-fold quantum memory

Researchers at the California Institute of Technology (Caltech) have demonstrated quantum entanglement for a quantum state stored in four spatially distinct atomic memories.

Physics / Quantum Physics

created Nov 17, 2010 | popularity 4.4 / 5 (20) | comments 0 | with audio podcast

Quantum computer - tune in now: Atomic antennae transmit quantum information across microchip

(PhysOrg.com) -- The Austrian research group led by physicist Rainer Blatt suggests a fundamentally novel architecture for quantum computation. They have experimentally demonstrated quantum antennae, which ...

Physics / Quantum Physics

created Feb 23, 2011 | popularity 5 / 5 (17) | comments 0 | with audio podcast

Physicists demonstrate the quantum von Neumann architecture

A new paradigm in quantum information processing has been demonstrated by physicists at UC Santa Barbara. Their results are published in this week's issue of Science Express online.

Physics / Quantum Physics

created Sep 01, 2011 | popularity 4.5 / 5 (19) | comments 8 | with audio podcast

Scientists Extend the Lifetime of Quantum Memory

(PhysOrg.com) -- Storing and sending information using quantum phenomena is one of the hottest areas of research today; scientists across the globe are investigating how to make quantum communication possible for real-life ...

Physics / General Physics

created Jan 02, 2009 | popularity 4.8 / 5 (13) | comments 12 feature

Autonomous quantum error correction technique proposed for quantum memories

(PhysOrg.com) -- While words such as "powerful" and "efficient" are often used to describe the potential of quantum computing, these quantum systems can be very fragile at the same time. Errors in quantum ...

Physics / Quantum Physics

created Aug 04, 2010 | popularity 4.8 / 5 (13) | comments 2 | with audio podcast feature

Storing quantum information permanently

Quantum memory is one of the basic building blocks needed for realizing a quantum computer one day. Atac Imamoglu, a professor of quantum electronics, and Renato Renner, a professor of theoretical physics, ...

Physics / Quantum Physics

created Jul 27, 2011 | popularity 4.6 / 5 (12) | comments 0 | with audio podcast

The Spin Cycle: Nanoresearch could lead to next generation of transistors

(PhysOrg.com) -- For decades, the transistors inside radios, televisions and other everyday items have transmitted data by controlling the movement of the electron’s charge. Scientists now have discovered ...

Nanotechnology / Nanophysics

created Oct 20, 2009 | popularity 4.9 / 5 (11) | comments 0