News tagged with optical memory

Research group creates longer lived and more efficient quantum memory

(Phys.org) -- One of the main sticking points to creating a true quantum computer capable of performing meaningful work, is the problem of storing quantum state information in memory. Recent efforts have resulted in highly ...

Physics / Quantum Physics

created May 30, 2012 | popularity 5 / 5 (8) | comments 0 | with audio podcast report

Hall effect magnetic field sensors for high temperatures and harmful radiation environments

Toyohashi Tech researchers have fabricated Hall effect magnetic field sensors operable at least 400 C and in extreme radiation conditions using gallium nitride-based heterostructures a with two-dimensional ...

Physics / General Physics

created Mar 22, 2012 | popularity 5 / 5 (1) | comments 0

NTT researchers develop breakthrough optical memory device

(PhysOrg.com) -- To improve transmission speeds, the Internet has transitioned over the years from one using copper to fiber optic cabling. Unfortunately, this has caused a bottleneck to occur where the light ...

Physics / Optics & Photonics

created Feb 27, 2012 | popularity 4.7 / 5 (11) | comments 1 | with audio podcast report

Researchers demonstrate rare combination of electric and magnetic properties in strontium barium manganite

An electric field can displace the cloud of electrons surrounding each atom of a solid. In an effect known as polarization, the cloud centers move away slightly from the positively charged nuclei, which radically ...

Physics / Condensed Matter

created Jan 27, 2012 | popularity 5 / 5 (3) | comments 1

New EU project targets first 100GHz optical RAM silicon chips

A new EU project that aims to develop a 100 gigabits per second (Gbps) optical random access memory (RAM) chip has just kicked off. This chip will be the first of its kind.

Technology / Semiconductors

created Dec 21, 2011 | popularity 4 / 5 (4) | comments 0

Nokia unveils Windows smartphones to catch rivals

Nokia Corp. on Wednesday launched its long-awaited first Windows cell phones, hoping to claw back market share it has lost in the tough, top-end smartphone race to chief rivals, Apple Inc.'s iPhone, Samsung ...

Electronics / Consumer & Gadgets

created Oct 26, 2011 | popularity not rated yet | comments 0

Engineers at Yale develop new type of mechanical memory

(PhysOrg.com) -- Research engineers at Yale University have succeeded in building a mechanical memory switch that is controlled and then read by lasers. In their paper published in Nature Nanotechnology, the te ...

Nanotechnology / Nanophysics

created Oct 25, 2011 | popularity 4.3 / 5 (3) | comments 1 | with audio podcast report

GE announces 500 GB holographic disc writer that runs at Blue-Ray speed

(PhysOrg.com) -- GE's technology research group has announced the development of an optical disc writer capable of writing 500 GB of data onto a disc the same physical size as a DVD, at roughly the same speed ...

Technology / Hi Tech & Innovation

created Jul 21, 2011 | popularity 4.8 / 5 (11) | comments 11 | 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

Magical BEANs: New nano-sized particles could provide mega-sized data storage

The ability of phase-change materials to readily and swiftly transition between different phases has made them valuable as a low-power source of non-volatile or “flash” memory and data storage. Now an entire ...

Nanotechnology / Nanophysics

created Sep 17, 2010 | popularity 4 / 5 (10) | comments 2 | with audio podcast

Imec, ASML demonstrate potential of 193nm immersion lithography with freeform illumination

Imec and ASML collaborated to qualify ASML's Tachyon Source Mask Optimization and programmable illuminator system FlexRay, proving its potential with the demonstration of a 22nm SRAM memory cell.

Technology / Semiconductors

created Jul 14, 2010 | popularity 5 / 5 (3) | comments 0

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 ...

Physics / Optics & Photonics

created Jun 20, 2010 | popularity 4.6 / 5 (33) | comments 0 | with audio podcast

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

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

Lifelong memories linked to stable nerve connections

Our ability to learn new information and adapt to changes in our daily environment, as well as to retain lifelong memories, appears to lie in the minute junctions where nerve cells communicate, according to ...

Medicine & Health / Neuroscience

created Dec 03, 2009 | popularity 5 / 5 (1) | comments 0