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Wired October 23, 2007 Erin Biba |
Harvard Physicist Plays Magician With the Speed of Light Lene Vestergaard Hau can stop a pulse of light in midflight, start it up again at 0.13 miles per hour, and then make it appear in a completely different location. |
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? |
Technology Research News December 31, 2003 Eric Smalley |
Light frozen in place Researchers at Harvard University have trapped and held a light pulse still for a few hundredths of a millisecond. |
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. |
IEEE Spectrum December 2008 Saswato R. Das |
Physicists Invent a Chip That Stores a Photon's Quantum State A step toward the "quantum repeaters" needed to make long-distance quantum-cryptography networks |
IEEE Spectrum August 2006 Alexander Hellemans |
Engineering Warms To Frozen Light Separate groups in the U.S. and Europe say that they have built and successfully tested more compact, rugged, and efficient means of delaying light pulses. Their work may clear the way for applications in optical switching and quantum communications. |
Technology Research News September 24, 2003 Eric Smalley |
Laser made from single atom The simplest possible laser -- a single atom -- has been on the drawing board for decades. Researchers have finally achieved the extremely precise control needed to make a laser from just one atom. The first demonstration of a single-atom laser showed that it's a different animal -- it produces quantum light. |
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 |
Technology Research News June 2, 2004 Eric Smalley |
Atom-Photon Link Demoed Getting atoms and photons to exchange information is crucial for many quantum computer designs. The first verified atom-photon entanglement shows that it's not so hard to do, as long as you can accept a low success rate. |
Technology Research News January 29, 2003 Eric Smalley |
Faster quantum crypto demoed Working out how to use only standard telecommunications gear to transmit cryptographic keys could dramatically improve quantum cryptography's paltry performance. |
Technology Research News December 1, 2004 |
Demo Advances Quantum Networking Researchers have transferred information stored in the properties of a cloud of rubidium atoms to the properties of a single photon. The ability to transfer information from atoms to photons is needed for quantum computers. |
Technology Research News February 12, 2003 Eric Smalley |
Teleportation goes the distance Teleportation makes it possible to transmit the quantum states, or structural information, of photons from one place to another. And making photons from one location materialize at another without traveling the distance between opens the way for sending messages long distances. |
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. |
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. |
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. |
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. |
Wired October 2001 Wil McCarthy |
Ultimate Alchemy Research into artificial atoms could lead to one startling endpoint: programmable matter that changes its makeup at the flip of a switch... |
Chemistry World January 31, 2014 Philip Ball |
X-rays set to reveal electrons' dance In principle the very intense, ultra-short x-ray pulses produced by free-electron laser sources will be capable of revealing the motions of electrons in real time as they hop between different energy states in atoms and molecules. |
IEEE Spectrum February 2012 Miles et al. |
Using Lasers to Find Land Mines and IEDs A laser could ionize a distant puff of air and thus safely detect the fumes from buried explosives |
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. |
Chemistry World October 2008 Philip Ball |
Column: The Crucible Redefining one second of time. |
Technology Research News November 3, 2004 |
Photonic Crystal Lasers Juiced Researchers have made a photonic crystal laser that is driven by electric current. The device could eventually be used as a source of single photons for quantum cryptography and communications devices. |
Scientific American January 2009 Charles Q. Choi |
Quantum Entanglement Benefits Exist After Links Are Broken A way for quantum benefits to survive after entanglement ends |
Technology Research News April 6, 2005 |
Optics Demo Does Quantum Logic Researchers from the University of Science and Technology of China and the University of Heidelberg in Germany have demonstrated a method of using four photons to form a logic gate that can be used for quantum computing. |
Industrial Physicist Jennifer Ouellette |
Quantum Key Distribution Several companies have focused on bringing one aspect of quantum communications to market, quantum key distribution, used to exchange secret keys that protect data during transmission. |
Technology Research News December 1, 2004 Eric Smalley |
Pure Silicon Laser Debuts Researchers have made a prototype laser from silicon. The laser is tunable, meaning it can lase in a range of wavelengths, or colors, and it works at room temperature. |
Technology Research News February 25, 2004 Eric Smalley |
Simple optics make quantum relay Quantum cryptography devices and networks, which transport photons whose properties can be used to represent the 1s and 0s of digital information, could also benefit from repeaters. |
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. |
National Defense May 2012 Eric Beidel |
Air Force Seeks Impossible-to-Intercept Communications The Air Force has enlisted a group of researchers to create quantum memories based on the interaction between light and matter that would result in a new form of encryption that some experts have called "perfect." |
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. |
Chemistry World August 23, 2006 Simon Hadlington |
Laser Light Cast on Quantum Evolution Researchers have demonstrated for the first time why a technique called coherent control is able to break molecular bonds selectively using finely-tuned pulses of laser light. |
IEEE Spectrum September 2007 Joshua J. Romero |
First Matter-Antimatter Molecule Created Positrons and electrons still want to destroy each other, but physicists force them into groups. |
Technology Research News April 21, 2004 |
Photons Teleported Six Kilometers Real-life teleportation will never come close to the teleportation of fiction, but instantly sending single quantum particles like photons from one place to another has been proved possible in laboratory experiments and promises to extend the reach of quantum cryptography, which offers potentially perfect security. |
Chemistry World June 23, 2015 Matthew Gunther |
Photo-catalysts shine light on chemical bond making A team of scientists from Israel and Germany have manipulated bond formation in a chemical reaction using high power lasers |
CIO March 15, 2002 John Edwards |
Quantum Leap A quantum physics breakthrough could turn pipe dreams, such as ultra-high-speed quantum computers and teleportation, into real-world technologies... |
Reactive Reports Issue 40 David Bradley |
A Golden Glow A new class of quantum dots made from small clusters of gold atoms is at the heart of fluorescing "artificial atoms" that could act as biological labels and nanoscale optoelectronics. |
Technology Research News November 5, 2003 |
Rig fires more photon pairs Massachusetts Institute of Technology researchers have moved the field of quantum communications forward with entangled photon beams that contain specific wavelengths of light and are relatively bright. |
Chemistry World February 27, 2014 Simon Hadlington |
Quantum tunnelling sparks chemistry on cold surfaces Chemistry in deep space could be more diverse than thought after the discovery that larger atoms can quantum tunnel. |
IEEE Spectrum May 2010 Neil Savage |
The Laser at 50 It's the golden anniversary of this fundamental technology |
Popular Mechanics August 26, 2008 |
Lasers Could Send World's Most Secure Messages Through Space Scientists at an Italian observatory this year succeeded in firing lasers at the mirror-covered Ajisai Japanese satellite, proving that a sequence of photons can travel great distances through space. |
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. |
Chemistry World December 15, 2010 Hayley Birch |
New technique probes electron properties of individual atoms A new, low voltage electron microscopy technique allows scientists to discriminate not just between atoms of different elements but between atoms of the same element in different electronic states. |
Technology Research News August 11, 2004 |
Single gold atoms altered The gold atom, positioned on an ultrathin film of sodium chloride, remained stable during the operation, despite the change in charge. |
Chemistry World September 6, 2007 Tom Westgate |
Probe Maps Individual Atoms in Semiconductor Troublesome clusters of dopant atoms have been 'seen' for the first time. Researchers have drawn up the first 3D maps of the individual atoms in a semiconductor. |
IEEE Spectrum June 2012 Michael Brooks |
Quantum Cash and the End of Counterfeiting Physicists say they can make money that can't be copied -- at least in theory |
CIO April 1, 2002 John Edwards |
Secure Light Streams New technology could eventually lead to the mainstream adoption of quantum cryptography, a secure form of optical communications that's virtually impervious to hacker attacks... |