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.
Playing ping-pong with single electrons: Research provides important technique for transferring quantum information
Scientists at Cambridge University have shown an amazing degree of control over the most fundamental aspect of an electronic circuit, how electrons move from one place to another.
Mechanical micro-drum cooled to quantum ground state
Showcasing new tools for widespread development of quantum circuits made of mechanical parts, scientists from the National Institute of Standards and Technology have demonstrated a flexible, broadly usable ...
Research reveals vital insight into spintronics
(PhysOrg.com) -- Progress in electronics has relied heavily on reducing the size of the transistor to create small, powerful computers. Now spintronics, hailed as the successor to the transistor, looks set ...
Memristors: 'Computer synapse' analyzed at the nanoscale
(PhysOrg.com) -- Researchers at Hewlett Packard and the University of California, Santa Barbara, have analysed in unprecedented detail the physical and chemical properties of an electronic device that computer ...
'Pruned' microchips are faster, smaller, more energy-efficient
An international team of computing experts from the United States, Switzerland and Singapore has created a breakthrough technique for doubling the efficiency of computer chips simply by trimming away the portions that are ...
New generation of optical integrated devices for future quantum computers
A research group led by scientists from the University of Bristol has demonstrated the quantum operation of new components that will enable compact circuits for future photonic quantum computers.
The surprising usefulness of sloppy arithmetic
Ask a computer to add 100 and 100, and its answer will be 200. But what if it sometimes answered 202, and sometimes 199, or any other number within about 1 percent of the correct answer?
'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 ...
Quantum computing research edges toward practicality in UCSB physics lab
(PhysOrg.com) -- An important step -- one that is essential to the ultimate construction of a quantum computer -- was taken for the first time by physicists at UC Santa Barbara. The discovery is published in the current issue ...
Semiconductor could turn heat into computing power
(PhysOrg.com) -- Computers might one day recycle part of their own waste heat, using a material being studied by researchers at Ohio State University.
Cold atoms make microwave fields visible
Using clouds of ultracold atoms, a scientific team at the Max Planck Institute of Quantum Optics (Germany) have made microwave fields visible.
Silicon chips to enter world of high speed optical processing
(PhysOrg.com) -- Physicists at the University of Sydney have brought silicon chips closer to performing all-optical computing and information processing that could overcome the speed limitations intrinsic ...
Hot new material can keep electronics cool: Few atomic layers of graphene reveal unique thermal properties
Professor Alexander Balandin and a team of UC Riverside researchers, including Chun Ning Lau, an associate professor of physics, have taken another step toward new technology that could keep laptops and other electronic devices ...