Science Current Events | Science News | Brightsurf.com
 

Quantum Current Events | Quantum News | 11

Sort By: Page Views | Date

Oregon physicists don't flip spin but find possible electron switch
University of Oregon researchers trying to flip the spin of electrons with laser bursts lasting picoseconds (a trillionth of a second) instead found a way to manipulate and control the spin -- knowledge that may prove useful in a variety of new materials and technologies.   view more (2008-05-28)

Princeton scientists spy an electron dance
A team of scientists led by researchers from Princeton University has discovered a new way that electrons behave in materials. The discovery could lead to new kinds of electronic devices.    view more (2008-07-28)

Active optical clock
Institute of Quantum Electronics, School of Electronics Engineering and Computer Science, Peking University, has proposed the concept, principles and techniques of active optical clock.   view more (2009-04-13)

Entanglement unties a tough quantum computing problem
Error correction coding is a fundamental process that underlies all of information science, but the task of adapting classical codes to quantum computing has long bumped up against what seemed to be a fundamental limitation.   view more (2006-09-29)

News Bits About Qubits: Scientists Store and Retrieve Data Inside an Atom
Another step towards quantum computing - the Holy Grail of data processing and storage - was achieved when an international team of scientists that included researchers with the U.S. Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab) were able to successfully store and retrieve information using the nucleus of an atom.   view more (2008-10-27)

Tiny infrared laser holds promise as weapon against terror
The difficulty of detecting the presence of explosives and chemical warfare agents (CWAs) is once again all too apparent in the news about the London bombings.   view more (2005-08-08)

Stengthening the glow of nanotube luminescence
Nanotubes are the poster children of the nanotechnology revolution. These tiny carbon tubes - less than 1/50,000 the diameter of a human hair - possess novel properties that have researchers excitedly exploring dozens of potential applications ranging from transistors to space elevators.   view more (2005-11-15)

Nanotube flickering reveals single-molecule rendezvous
In the quantum world, photons and electrons dance, bump and carry out transactions that govern everything we see in the world around us.   view more (2007-06-08)

Towards a new test of general relativity?
Scientists funded by the European Space Agency have measured the gravitational equivalent of a magnetic field for the first time in a laboratory. Under certain special conditions the effect is much larger than expected from general relativity and could help physicists to make a significant step towards the long-sought-after quantum theory of... view more... (2006-03-24)

Closing In On Quantum Chemistry
Researchers in the Department of Energy's Lawrence Berkeley National Laboratory and the University of California at Berkeley have simulated the process by which a quantum computer could calculate to high precision an important basic property of two small molecules.   view more (2005-09-09)

Ultracold atoms produce long-sought quantum mix
In the bizarre and rule-bound world of quantum physics, every tiny speck of matter has something called "spin" - an intrinsic trait like eye color.   view more (2006-03-15)

Carbon nanotubes outperform copper nanowires as interconnects
Researchers at Rensselaer Polytechnic Institute have created a road map that brings academia and the semiconductor industry one step closer to realizing carbon nanotube interconnects, and alleviating the current bottleneck of information flow that is limiting the potential of computer chips in everything from personal computers to portable music... view more... (2008-03-14)

Princeton scientists discover exotic quantum state of matter
A team of scientists from Princeton University has found that one of the most intriguing phenomena in condensed-matter physics -- known as the quantum Hall effect -- can occur in nature in a way that no one has ever before seen.   view more (2008-04-25)

Physicists pin down spin of surface atoms
Scientists who dream of shrinking computers to the nanoscale look to atomic spin as one possible building block for both processor and memory, yet setting the spin of an atom, let alone measuring it, has been a challenge.   view more (2007-09-13)

Princeton researchers discover new type of laser
A Princeton-led team of researchers has discovered an entirely new mechanism for making common electronic materials emit laser beams. The finding could lead to lasers that operate more efficiently and at higher temperatures than existing devices, and find applications in environmental monitoring and medical diagnostics.   view more (2008-12-23)

Superconducting nanowires show ability to measure magnetic fields
By using DNA molecules as scaffolds, scientists have created superconducting nanodevices that demonstrate a new type of quantum interference and could be used to measure magnetic fields and map regions of superconductivity.   view more (2005-06-16)

Ultracold test produces long-sought quantum mix
In the bizarre and rule-bound world of quantum physics, every tiny spec of matter has something called "spin"-an intrinsic trait like eye color-that cannot be changed and which dictates, very specifically, what other bits of matter the spec can share quantum space with.   view more (2005-12-23)

Scientists from the UAB and ICMAB achieve unprecedented control of formation of nanostructures
A team of researchers from the Universitat Autònoma de Barcelona, together with researchers from ICMAB (CSIC) and other Russian and Ukrainian scientists, have discovered an unprecedented method for accurately controlling the formation of nanometric structures made of semiconducting material in the form of islands, using promising... view more... (2002-05-08)

'Radio wave cooling' offers new twist on laser cooling
Visible and ultraviolet laser light has been used for years to cool trapped atoms-and more recently larger objects-by reducing the extent of their thermal motion.   view more (2007-09-17)

European computer scientists seek new framework for computation
There have been several revolutions during the 60 year history of electronic computation, such as high level programming languages and client/server separation, but one key challenge has yet to be fully resolved.   view more (2008-10-30)
Sort By: Page Views | Date
© 2009 BrightSurf.com