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Technology Research News
December 15, 2004
Scheme Simplifies Quantum Chips Researchers have brought practical quantum computers a step closer by proposing a type of quantum bit that is relatively easy to build. mark for My Articles similar articles
Technology Research News
April 7, 2004
Eric Smalley
Sturdy quantum computing demoed The atomic or subatomic components of prototype quantum computers usually have to be carefully sheltered from the environment, but a method that makes qubits immune to noise shows promise. mark for My Articles similar articles
Technology Research News
January 14, 2004
Eric Smalley
Quantum dice debut Researchers have overcome a major obstacle to generating random numbers on quantum computers by limiting the possibilities in the otherwise unlimited randomness of a set of quantum particles. mark for My Articles similar articles
Technology Research News
September 10, 2003
Eric Smalley
Electron teams make bigger qubits Making quantum computers from electronic chips rather than cumbersome laboratory equipment requires control over individual electrons. A scheme that has a string of electrons acting as one could ease the task by expanding the target to a whopping 250 millionths of a millimeter. mark for My Articles similar articles
Technology Research News
February 23, 2005
Light writes data in electrons Researchers developed a spin memory device that writes data as electron spins using lasers, stores the electrons in quantum dots, and reads spin information by applying a voltage to the quantum dots to generate photons. mark for My Articles similar articles
IEEE Spectrum
September 2007
Lieven Vandersypen
Dot-to-Dot Design Researchers are connecting tiny puddles of electrons in a chip and making them compute -- the quantum way. mark for My Articles similar articles
Technology Research News
July 28, 2004
Particle chains make quantum wires The method is a step toward building quantum computers, which have the potential to solve certain types of very large problems. mark for My Articles similar articles
Chemistry World
August 30, 2006
Tom Westgate
Lasers Shed Light on Magnetic Resonance A new way of measuring nuclear magnetic resonance (NMR) in liquid samples could have implications across spectroscopy and imaging, report researchers. mark for My Articles similar articles
Chemistry World
July 12, 2011
Kate McAlpine
Bit Part for Diethylfluoromalonate in Reaction Model A quantum simulation has successfully described the progression of a chemical reaction for the first time. mark for My Articles similar articles
Technology Research News
May 4, 2005
Noisy Snapshots Show Quantum Weirdness Researchers have devised a relatively simple way to detect a pair of entangled, or linked atoms. The detection ability advances quantum computer and quantum communications research. mark for My Articles similar articles
Chemistry World
November 21, 2014
Simon Hadlington
Magnetic resonance taken to the limit Researchers in the US have taken magnetic resonance imaging to its extreme by developing a technique to detect the spin of a single nucleus. mark for My Articles similar articles
IEEE Spectrum
March 2011
Saswato R. Das
A Crowd of Quantum Entanglements Phosphorus-in-silicon system could lead to quantum computers mark for My Articles similar articles
Technology Research News
November 3, 2004
Eric Smalley
Single Field Shapes Quantum Bits Researchers have recently realized that it may be possible to control the electrons in a quantum computer using a single magnetic field rather than having to produce extremely small, precisely focused magnetic fields for each electron. mark for My Articles similar articles
Technology Research News
January 29, 2003
Eric Smalley
Quantum computers go digital One of the challenges of building a quantum computer is reducing errors. Researchers from the University of Wisconsin at Madison have eased the problem with a method that reduces error rates by two orders of magnitude. mark for My Articles similar articles
Chemistry World
October 1, 2014
Philip Ball
Probing molecules atom by atom A new technique that can 'see' individual spins of electrons and nuclei in single molecules could enable nuclear magnetic resonance spectroscopy atom by atom. mark for My Articles similar articles
Technology Research News
December 19, 2005
Quantum computing: qubits Quantum bits, or qubits, are the quantum equivalent of the transistors that make up today's computers. There are four established qubit candidates: ion traps, quantum dots, semiconductor impurities, and superconducting circuits. mark for My Articles similar articles
Technology Research News
June 30, 2004
Chip protects single atoms Researchers have found a way to closely control the quantum states, or traits, of single atoms trapped in a microchip. The method is a step toward building devices like miniature atomic clocks that are an order of magnitude more accurate than those that exist today. mark for My Articles similar articles
Chemistry World
January 22, 2015
Simon Hadlington
Diamond sensor atom scale imaging proposed Researchers in the US have devised a novel strategy for mapping multiple nuclear spins in a single molecule using quantum sensors in diamond. mark for My Articles similar articles
Technology Research News
September 10, 2003
Quantum computing has limits Researchers from the University of Arkansas and Texas A&M University have shown that quantum computers, while theoretically useful for very large problems, are likely to always need very large amounts of power. mark for My Articles similar articles
IEEE Spectrum
December 2007
Sarah Adee
Scientists Start Quest for the Silicon Quantum Computer Sandia research could link silicon circuits to quantum computers. mark for My Articles similar articles
Chemistry World
January 20, 2011
Jon Cartwright
Chemists separate water isomers Chemists in Israel claim to have separated water into its two spin isomers and suggest the outcome could deliver highly sensitive nuclear magnetic resonance experiments. mark for My Articles similar articles
Technology Research News
November 5, 2003
Electrons spin magnetic fields Spintronics researchers are looking for ways to control and use electron spin. Researchers from Cornell University and Yale University have brought the field a step forward by showing that a flow of electrons that all have the same spin can transfer angular momentum to magnetic material. mark for My Articles similar articles
Technology Research News
January 1, 2003
Eric Smalley
Electron pairs power quantum plan Researchers from HP Laboratories and Qinetiq plc in England have mapped out a way to manipulate a pair of very cold electrons that could eventually lead to practical quantum computers made from quantum dots, or tiny specks of the type of semiconductor material used in electronics. mark for My Articles similar articles
Technology Research News
November 17, 2004
Atom Flip Energy Measured Scientists have measured the energy required to flip the magnetic orientation, or spin of a single atom trapped on a surface. mark for My Articles similar articles
Technology Research News
August 11, 2004
Eric Smalley
Chips measure electron spin Practical quantum computers are at least a decade away, and some researchers are betting that they will never be built. But a pair of recent experiments may prove them wrong. mark for My Articles similar articles
Technology Research News
December 29, 2004
Atom Demo Fixes Quantum Errors Researchers have demonstrated a way to correct errors in qubits of beryllium ions held in an electromagnetic trap. mark for My Articles similar articles
Technology Research News
May 21, 2003
Big qubits linked over distance Researchers working on quantum computing managed to entangle a pair of large quantum bits that were spaced nearly a millimeter apart. mark for My Articles similar articles
BusinessWeek
March 15, 2004
John Carey
Physics: "Putting The Weirdness To Work" Scientists say quantum materials will be the basis for amazing devices, but when? mark for My Articles similar articles
Technology Research News
February 26, 2003
Eric Smalley
Quantum computing catches the bus National Institute of Standards and Technology (NIST) researchers have tapped an aspect of classical computers and a pair of weird particle traits to allow distant particles, or qubits, to communicate as though they were in contact. mark for My Articles similar articles
Wired
September 2001
Mark K. Anderson
Liquid Logic Say good-bye to the either-or binary digit. Quantum computing is riding a new wave of supercool subatomic bits that can be both 1 and 0 at once... mark for My Articles similar articles
Technology Research News
December 11, 2002
Eric Smalley
Design links quantum bits Realizing the potential of phenomenally fast quantum computers means having to link thousands of quantum bits, which are the transistors of such computers. So far researchers have been able to connect only a few. A scheme for linking many tiny superconducting loops may pull it all together. mark for My Articles similar articles
Chemistry World
January 14, 2009
Hayley Birch
MRI at the nanoscale US scientists have demonstrated the remarkable power of magnetic resonance imaging (MRI) by adapting it to create 3D nanoscale pictures of a tobacco mosaic virus. mark for My Articles similar articles
Technology Research News
March 12, 2003
Eric Smalley
Quantum chips advance Researchers have entangled a pair of electronic qubits in an integrated circuit. The work is a milestone on the road to chip-based, mind-bogglingly fast quantum computers. mark for My Articles similar articles
Technology Research News
January 14, 2004
Atoms make quantum coprocessor Researchers from Brussels Free University in Belgium (ULB) and the Niels Bohr Institute in Denmark have shown that the collective spin of clouds of atoms can be used to compute. mark for My Articles similar articles
Technology Research News
April 21, 2004
Eric Smalley
Optical Quantum Memory Designed Quantum computers that use photons rather than atoms or electrons are appealing because the equipment needed to handle them can be relatively simple. A scheme for trapping photons in fiber-optic loops and replacing the photons that the loops absorb could be the answer. mark for My Articles similar articles
Chemistry World
March 6, 2013
Michal Leskes
Solid state NMR: basic principles & practice This book by Apperley et al., first considers different types of solids and their properties, followed by a detailed survey of the main NMR interactions and phenomena that govern the spectra. mark for My Articles similar articles
Technology Research News
January 1, 2003
Kimberly Patch
Aligned fields could speed storage Researchers from three institutes in Germany and Russia have found a material whose electric and magnetic domains line up together. The work could bring together the currently separate fields of magnetic and electronic data storage, which would give both methods more flexibility. mark for My Articles similar articles
Technology Research News
August 25, 2004
Eric Smalley
Five Photons Linked Researchers have entangled five photons - a key step in quantum computing which would make it possible to check computations for errors and teleport quantum information within and between computers. mark for My Articles similar articles
Popular Mechanics
May 2007
Seth Fletcher
Quantum Computing: 5-Minute Know-It-All The holy grail of computing is still out of reach -- but it's getting closer. mark for My Articles similar articles
Chemistry World
May 17, 2012
David Bradley
Plutonium in a Spin Spectroscopists have finally pinned down the nuclear magnetic resonance spectrum of plutonium-239. The finding might point the way to improved approaches to the long-term storage of nuclear waste. mark for My Articles similar articles
Technology Research News
August 13, 2003
Eric Smalley
Quantum computer keeps it simple Controlling fleeting quantum particles usually requires making extraordinarily precise devices. A proposal that calls for chaperoning pairs of particles and getting all of the particles in a quantum computer to sing the same tune could ease this burden. mark for My Articles similar articles
IEEE Spectrum
January 2009
Saswato Das
Ion Teleportation Scheme Could Scale Up Quantum Computers Scientists have teleported the quantum state of one trapped ion onto another a meter away mark for My Articles similar articles
Chemistry World
September 18, 2007
Simon Hadlington
Researchers See Electrons in a Spin Scientists in the US have successfully measured the spin polarisation state of single atoms adsorbed to a surface, bringing the prospect of quantum computing and spin-based electronics (spintronics) a step closer. mark for My Articles similar articles
Technology Research News
March 10, 2004
Atom spouts photons on demand California Institute of Technology researchers have fashioned a single atom into a light source that generates single photons on demand. mark for My Articles similar articles
IEEE Spectrum
November 2010
Bedair et al.
Spintronic Memories to Revolutionize Data Storage Superdense MRAM chips based on the bizarre property of electron spin could replace all other forms of data storage mark for My Articles similar articles
Technology Research News
April 6, 2005
Trapped Light Pulses Interact Researchers at Harvard University have showed that light pulses can be trapped and held in a rubidium vapor and made to interact with one another. The method could eventually be used in quantum cryptographic and quantum computing schemes. mark for My Articles similar articles
Scientific American
March 6, 2006
Graham P. Collins
Ion Power In their quest to build a computer that would take advantage of quantum mechanics, physicists are pursuing a number of disparate technologies. Teams working with trapped atomic ions have demonstrated several landmark feats that the other approaches will be hard-pressed to match. mark for My Articles similar articles
IEEE Spectrum
August 2007
Stick et al.
The Trap Technique In this first part of a two-part series, the authors discuss how today's computers are running out of room for classical physics to work and how working with the quantum nature of things instead of against it will open up vast new frontiers for computing. mark for My Articles similar articles
Technology Research News
December 15, 2004
Light Writes Info Into Atoms Researchers have demonstrated that it is possible to transfer information encoded in the properties of photons to atoms. mark for My Articles similar articles
Scientific American
October 17, 2005
Graham P. Collins
Quantum Bug Physicists must overcome a fundamental obstacle before quantum computers can become a practical reality: decoherence, which is the loss of the very quantum properties that such computers would rely on. mark for My Articles similar articles