News tagged with computer logic

Quantum computing: The light at the end of the tunnel may be a single photon

Quantum physics promises faster and more powerful computers, but quantum versions of basic logic functions are still needed to bring this technology to fruition. Researchers from the University of Cambridge and Toshiba Research ...

Physics / Quantum Physics

created May 18, 2012 | popularity 4.5 / 5 (6) | comments 1 | with audio podcast

Researchers find possible evidence of Majorana fermions

(Phys.org) -- Researchers working out of Delft University of Technology in the Netherlands have constructed a device that appears to offer some evidence of the existence of Majorana fermions; the elusive particles ...

Physics / General Physics

created Apr 13, 2012 | popularity 4.8 / 5 (25) | comments 4 | with audio podcast report

Electrical circuits talk to single atoms

(PhysOrg.com) -- If a practical quantum computer is ever to be realized, conventional electronic devices will have to interface with the delicate quantum systems such as atoms or ions in traps or wisps of ...

Physics / Quantum Physics

created Mar 06, 2012 | popularity 5 / 5 (4) | comments 2 | with audio podcast

Researchers find molybdenite may be better suited for integrated logic circuits than graphene

(PhysOrg.com) -- Because of its physical limitations, silicon use in tiny integrated logic circuits will have to one day soon be replaced by something that can work in a smaller state. That is, if we want ...

Nanotechnology / Nanomaterials

created Feb 01, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast report

New device could bring optical information processing

(PhysOrg.com) -- Researchers have created a new type of optical device small enough to fit millions on a computer chip that could lead to faster, more powerful information processing and supercomputers.

Physics / Optics & Photonics

created Dec 22, 2011 | popularity 5 / 5 (9) | comments 0 | with audio podcast

Quantum computer components 'coalesce' to 'converse'

(PhysOrg.com) -- If quantum computers are ever to be realized, they likely will be made of different types of parts that will need to share information with one another, just like the memory and logic circuits ...

Physics / Quantum Physics

created Oct 26, 2011 | popularity 4.7 / 5 (6) | comments 2 | with audio podcast

Scientists create computing building blocks from bacteria and DNA

Scientists have successfully demonstrated that they can build some of the basic components for digital devices out of bacteria and DNA, which could pave the way for a new generation of biological computing ...

Biology / Biotechnology

created Oct 18, 2011 | popularity 5 / 5 (3) | comments 1 | with audio podcast

NIST achieves record-low error rate for quantum information processing with one qubit

(PhysOrg.com) -- Thanks to advances in experimental design, physicists at the National Institute of Standards and Technology (NIST) have achieved a record-low probability of error in quantum information processing ...

Physics / Quantum Physics

created Aug 31, 2011 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Optical circuit enables new approach to quantum technologies

Professor Jeremy O'Brien, Director of the University of Bristol's Centre for Quantum Photonics, and his Japanese colleagues have demonstrated a quantum logic gate acting on four particles of light -- photons. The researchers ...

Physics / Quantum Physics

created Jun 24, 2011 | popularity 4.2 / 5 (5) | comments 0 | with audio podcast

Single molecule performs multiple logic operations simultaneously

(PhysOrg.com) -- While molecules have already been used to perform individual logic operations, scientists have now shown that a single molecule can perform 13 logic operations, some of them in parallel. The ...

Nanotechnology / Nanophysics

created May 23, 2011 | popularity 4.6 / 5 (17) | comments 9 | with audio podcast feature

Researchers produce world's first programmable nanoprocessor

Engineers and scientists collaborating at Harvard University and the MITRE Corporation have developed and demonstrated the world's first programmable nanoprocessor.

Nanotechnology / Nanophysics

created Feb 09, 2011 | popularity 4.8 / 5 (36) | comments 8 | with audio podcast

'Chaogates' hold promise for the semiconductor industry

In a move that holds great significance for the semiconductor industry, a team of researchers has created an alternative to conventional logic gates, demonstrated them in silicon, and dubbed them "chaogates." The researchers ...

Physics / General Physics

created Nov 16, 2010 | popularity 4.8 / 5 (8) | comments 8 | with audio podcast

Fuzzy logic predicts cell aging

The process of aging disturbs a broad range of cellular mechanisms in a complex fashion and is not well understood. Computer models using fuzzy logic might help to unravel these complexities and predict how aging progresses ...

Biology / Other

created Jun 17, 2010 | popularity 3 / 5 (6) | comments 2 | with audio podcast

Physicists set guidelines for qubit candidates

(PhysOrg.com) -- To build a quantum computer, it's essential to be able to quickly and efficiently manipulate the quantum states of qubits. The qubits, which are the basic unit of quantum information, can be composed of many ...

Physics / Quantum Physics

created May 04, 2010 | popularity 4.6 / 5 (17) | comments 2 feature

Computing, Sudoku-style

When Alexey Radul began graduate work at MIT's Computer Science and Artificial Intelligence Lab in 2003, he was interested in natural-language processing -- designing software that could understand ordinary ...

Technology / Computer Sciences

created Apr 28, 2010 | popularity 4.8 / 5 (8) | comments 3 | with audio podcast