News tagged with quantum repeater

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

Long-distance quantum communication gets closer as physicists increase light storage efficiency by an order of magnitude

(PhysOrg.com) -- In a new demonstration of reversible light storage, physicists have achieved storage efficiencies of more than a magnitude greater than those offered by previous techniques. The new method could be useful ...

Physics / Quantum Physics

created Mar 01, 2010 | popularity 4.2 / 5 (25) | comments 10 | with audio podcast feature

Physicists Demonstrate Quantum Memory with Matter Qubits

(PhysOrg.com) -- For the first time, scientists have successfully operated a quantum gate between two remote particles of matter, marking an important step toward the development of a quantum computer. In ...

Physics / Quantum Physics

created Jul 03, 2009 | popularity 4.3 / 5 (21) | comments 2 feature




Search results for quantum repeater


Small things, big thinking

Finely tuned for touch and smell, the fly foot has sensors that can detect both chemical and mechanical changes in the environment.  The outcome of more than three billion years of evolution, these sensors are far smaller ...

Chemistry / Other

created Jan 20, 2012 | popularity 5 / 5 (2) | comments 2

A single cell endoscope: Researchers use nanophotonics for optical look inside living cells

(PhysOrg.com) -- An endoscope that can provide high-resolution optical images of the interior of a single living cell, or precisely deliver genes, proteins, therapeutic drugs or other cargo without injuring ...

Nanotechnology / Nanophysics

created Dec 20, 2011 | popularity 5 / 5 (10) | comments 1 | with audio podcast

Trillion-frame-per-second video

By using optical equipment in a totally unexpected way, MIT researchers have created an imaging system that makes light look slow.

Technology / Engineering

created Dec 13, 2011 | popularity 4.8 / 5 (41) | comments 31 | with audio podcast

New incision-free surgery helps tame chronic acid reflux

(Medical Xpress) -- Adam Vasser would wake up at night choking on partially digested food and liquid. Stomach acid burned the delicate tissue of his throat. “I’d sleep really badly,” he said.

Medicine & Health / Other

created Dec 12, 2011 | popularity not rated yet | comments 0

Atoms dressed with light show new interactions, could reveal way to observe enigmatic particle

(PhysOrg.com) -- Scientists at the Joint Quantum Institute (JQI) have for the first time engineered and detected the presence of high angular momentum collisions between atoms at temperatures close to absolute ...

Physics / Quantum Physics

created Dec 08, 2011 | popularity 4.6 / 5 (7) | comments 1 | with audio podcast

Topological matter in optical lattices

Atoms trapped by laser light have become excellent platforms for simulating solid state systems. These systems are also a playground for exploring quantum matter and even uncovering new phenomena not yet seen ...

Physics / Quantum Physics

created Nov 28, 2011 | popularity 5 / 5 (1) | comments 2

When inflexibility is counterproductive: Mechanism of UV-induced DNA Dewar lesion revealed

Excessive exposure to ultraviolet (UV) radiation of sunlight can result in skin damage and may even induce skin cancers. Irradiation with UV light causes mutations in the DNA, which can interfere with or even inhibit the ...

Chemistry / Biochemistry

created Nov 28, 2011 | popularity not rated yet | comments 0

Fake violations of Bell tests reinforce importance of closing loopholes

(PhysOrg.com) -- In quantum mechanics, Bell’s inequalities serve as a test of nonclassical behavior: if something (such as a light source) violates Bell’s inequalities, then it can be considered to involve quantum ...

Physics / Quantum Physics

created Nov 08, 2011 | popularity 4.5 / 5 (8) | comments 8 | with audio podcast feature

The James Webb Telescope will see Earth-like worlds

The James Web Space Telescope has been in the news a lot lately.  Often referred to as the replacement for the Hubble Space Telescope, its existence has been in jeopardy since a House committee voted ...

Space & Earth / Space Exploration

created Oct 25, 2011 | popularity 5 / 5 (2) | comments 7

New light at the end of the tunnel

(PhysOrg.com) -- An international team of scientists successfully concentrated the energy of infrared laser pulses using a nano funnel enabling them to generate extreme ultraviolet light pulses, which repeated ...

Physics / Optics & Photonics

created Oct 17, 2011 | popularity 5 / 5 (3) | comments 7 | with audio podcast


List of search results for quantum repeater