News tagged with quantum circuit

Narrowest bridges of gold are also the strongest, study finds

At an atomic scale, the tiniest bridge of gold -- that made of a single atom -- is actually the strongest, according to new research by engineers at the University at Buffalo's Laboratory for Quantum Devices.

Nanotechnology / Nanophysics

created Jul 13, 2011 | popularity 5 / 5 (5) | comments 0 | with audio podcast

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 ...

Physics / Quantum Physics

created Jul 06, 2011 | popularity 4.5 / 5 (6) | comments 0 | with audio podcast

All-optical quantum computation, step 1: A controlled-NOT photonic gate

(PhysOrg.com) -- The often counterintuitive quantum world of superposition, entanglement, and tunneling can greatly enhance applications as diverse as communication, information processing, and precision measurement. ...

Physics / Quantum Physics

created Jun 24, 2011 | popularity 4 / 5 (6) | comments 0 | with audio podcast feature

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.

Physics / Quantum Physics

created Mar 01, 2011 | popularity 4.7 / 5 (11) | comments 0 | with audio podcast

Scientists say it's high 'NOON' for microwave photons

An important milestone toward the realization of a large-scale quantum computer, and further demonstration of a new level of the quantum control of light, were accomplished by a team of scientists at UC Santa ...

Physics / Quantum Physics

created Feb 15, 2011 | popularity 4.9 / 5 (19) | comments 20 | with audio podcast

NIST ships first programmable AC/DC 10-volt standard

Extending its 26-year tradition of innovative quantum voltage standards, researchers at the National Institute of Standards and Technology (NIST) have begun shipping a new 10-volt standard to users around ...

Technology / Engineering

created Oct 27, 2010 | popularity not rated yet | comments 0

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 ...

Physics / Quantum Physics

created Oct 05, 2010 | popularity 4.1 / 5 (13) | comments 3 | with audio podcast

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.

Physics / Quantum Physics

created Aug 03, 2010 | popularity 4.9 / 5 (21) | comments 1 | with audio podcast

Scientists report first monolithic terahertz solid-state transceiver

Sandia National Laboratories researchers have taken the first steps toward reducing the size and enhancing the functionality of devices in the terahertz (THz) frequency spectrum.

Physics / Optics & Photonics

created Jun 29, 2010 | popularity 4.7 / 5 (18) | comments 0 | with audio podcast

Basic quantum computing circuit built

(PhysOrg.com) -- Exerting delicate control over a pair of atoms within a mere seven-millionths-of-a-second window of opportunity, physicists at the University of Wisconsin-Madison created an atomic circuit that may help quantum ...

Physics / Quantum Physics

created Feb 25, 2010 | popularity 4.8 / 5 (21) | comments 2 | with audio podcast

European researchers make breakthrough in developing super-material graphene

(PhysOrg.com) -- A collaborative research project has brought the world a step closer to producing a new material on which future nanotechnology could be based. Researchers across Europe, including the UK's ...

Nanotechnology / Nanomaterials

created Jan 19, 2010 | popularity 5 / 5 (23) | comments 2 | with audio podcast

Digital Quantum Battery Could Boost Energy Density Tenfold

(PhysOrg.com) -- Physicists theorize that quantum phenomena could provide a major boost to batteries, with the potential to increase energy density up to 10 times that of lithium ion batteries. According to ...

Physics / Quantum Physics

created Dec 22, 2009 | popularity 4.9 / 5 (55) | comments 17 weblog

Wizard at circuits, physics

(PhysOrg.com) -- Donhee Ham, Gordon McKay Professor of Electrical Engineering and Applied Physics, uses his personal energy and understanding of physics to design innovative integrated circuits.

Physics / General Physics

created Dec 03, 2009 | popularity 5 / 5 (24) | comments 0

Physicists make discovery in quantum mechanics

(Santa Barbara, Calif.) -- Physicists at UC Santa Barbara have made an important advance in quantum mechanics using a superconducting electrical circuit. The finding is reported in this week's issue of the journal Nature.

Physics / Quantum Physics

created Sep 23, 2009 | popularity 4.2 / 5 (31) | comments 49

First-ever calculation performed on optical quantum computer chip

(PhysOrg.com) -- A primitive quantum computer that uses single particles of light (photons) whizzing through a silicon chip has performed its first mathematical calculation. This is the first time a calculation ...

Physics / Quantum Physics

created Sep 03, 2009 | popularity 4.6 / 5 (36) | comments 10