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Technology Research News May 18, 2005 Eric Smalley |
Nanotube Memory Scheme is Magnetic Researchers have designed a type of nanotube flash memory that has a potential capacity of 40 gigabits per square centimeter and 1,000 terabits per cubic centimeter. |
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. |
Technology Research News October 17, 2005 |
Data storage technologies Today's magnetic disk drives could be improved by incorporating much larger magnetoresistance or replaced by microelectromechanical systems (MEMS), near-field optics, holographic systems, or even molecules for better data storage solutions. |
Chemistry World October 9, 2007 Richard Van Noorden |
Science Behind Your Hard Drive Scoops Physics Nobel The 2007 Nobel Prize in Physics has been awarded to Frenchman Albert Fert and German Peter Grunberg, for their discovery of giant magnetoresistance. |
Technology Research News October 8, 2003 Eric Smalley |
Magnetic memory makes logic Magnetic memory will soon put an end to the daily annoyance of waiting while your computer boots up from its hard disk. These chips that hold data when the power is off might also be capable of a lot more. Adding a few extra wires to each memory cell could turn the chips into efficient computer processors. |
Technology Research News January 26, 2005 |
Magnetic Logic Becomes Practical Researchers from Stanford University have improved a way to program magnetic random access memory (MRAM) to carry out computations. |
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 August 13, 2003 |
Motion sensor nears quantum limit Researchers from the University of California at Santa Barbara have constructed a device that can measure movements as small as one thousandth of a nanometer, which is one hundredth the size of a hydrogen atom. |
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 |
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. |
IEEE Spectrum February 2013 Rachel Courtland |
Graphene Goes the Distance in Spintronics Experiments push electron-spin signals to record lengths |
CIO August 15, 2003 John Edwards |
Spin Control Spintronics might sound like the name of a long-lost '80s pop band, but it's actually a scientific field that may someday lead to more compact and useful mobile devices. |
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. |
Chemistry World July 20, 2012 Simon Hadlington |
New type of chemical bond around dwarf stars The work, led by Trygve Helgaker at the University of Oslo in Norway, not only provides insights into fundamental aspects of electronic interactions with magnetic fields, but also sheds light on the exotic chemistry that exists in stellar environments. |
CIO July 15, 2003 John Edwards |
Sensitive Sensors Get those gigs. The State University of New York at Buffalo's Mechanical and Aerospace Engineering Department has developed sensors that could boost hard drive capacity by a factor of 1,000 -- without also driving up price. |
Technology Research News July 30, 2003 |
See-through magnets hang tough Researchers from the Independent University of Barcelona (UAB) and the University of Zaragoza in Spain have found a way to form transparent, durable, lightweight magnets that maintain their magnetism in magnetic fields and high temperatures. |
Technology Research News December 31, 2003 |
Shape key to strong sensors Researchers have found a possible explanation for why a pair of semiconducting compounds -- mixes of silver and selenium or tellurium -- are strong magnetic sensors over a wide range of magnetic field strengths. |
Technology Research News March 26, 2003 |
Rubber stamp writes data Scientists from IBM's Almaden research center have found a way to quickly transfer information from a magnetic mask to a magnetic disk. The method promises to make it considerably quicker to format and copy magnetic media in bulk. |
Technology Research News March 12, 2003 |
Supersensitive disk drives on tap Being able to move electrons from one place to another more efficiently translates to more sensitive electronics that can read information packed more closely on disk drives. New research paves the way for storage devices that hold several thousand gigabits per square inch. Today's hold 50. |
Technology Research News October 22, 2003 |
Single electrons perform logic The ultimate in transistors, which turn on and off in response to a flow of electricity, is a device that can be tripped by a single electron. Researchers from Hokkaido University have put together an AND logic circuit made from four single-electron tunneling transistors. |
Chemistry World April 30, 2008 Lewis Brindley |
Chemical compass clue to migration mystery Trying to identify the mysterious innate compass that many animals use to navigate the globe, chemists at the University of Oxford, UK, have shown for the first time that the Earth's magnetic field can influence the outcome of a chemical reaction. |
Chemistry World July 3, 2012 Simon Perks |
Ultrafast transistors created in a vacuum Scientists at the University of Pittsburgh, US, have come up with a new type of transistor that uses a vacuum to conduct electrons a hundred times faster than the conventional solid-state version. |
IEEE Spectrum July 2011 Joel E. Moore |
Topological Insulators Quantum magic can make strange but useful semiconductors that are insulators on the inside and conductors on the surface |
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. |
IEEE Spectrum November 2006 Alexander Hellemans |
Spin Doctoring Many research groups around the world are looking for ways to replace copper connections on VLSI chips. A really exotic concept relies on atomic spin, a quantum-mechanical property related to magnetism, and on waves generated when that spin is disturbed. |
Technology Research News November 3, 2004 |
Square Rings Promise Reliable MRAM Researchers are working on magnetic random access memory chips that hold as much data as standard electronic memory chips. The key to a promising design is a nanowire bent into a circle. |
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. |
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. |
Technology Research News February 11, 2004 Eric Smalley |
Noise boosts nanotube antennas Sometimes adding a little noise can help a signal come through loud and clear. This is true for the neural network between your ears, and it turns out to also be true for carbon nanotubes. The result could be better cell phones, chemical detectors and video screens. |
Technology Research News December 3, 2003 |
Spin material handles heat Researchers from the Royal Institute of Technology in Sweden have doped, or mixed the semiconductor zinc oxide with the metal manganese to make a ferromagnetic semiconductor material that retains its magnetic properties at temperatures as high as 177 degrees Celsius. |
Technology Research News July 13, 2005 |
Magnetics Drives Particle Patterns Researchers have devised a way to use electric and magnetic fields to assemble magnetic microparticles into a wide variety of patterns, including clusters, rings, chains and networks. |
The Motley Fool December 24, 2010 Balachander Suriyanarayanan |
IBM's "Racetrack" Closer to Starting Its Engine A memory technology that could enable a handheld device like an MP3 player to store about 3,500 movies or 500,000 songs is a step closer to commercial viability, researchers at IBM say. |
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. |
IEEE Spectrum September 2007 Joshua J. Romero |
Magnetic Storage Taken to the Atomic Scale International team of scientists learns to read and write data on islands of atoms. |
Chemistry World September 3, 2013 Laura Howes |
Nanoscale Squid can measure single electron Until now, superconducting quantum interference devices, or Squids, haven't been able to detect a single electron, but Eli Seldov's group report being able to do just that with them. |
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. |
Technology Research News December 17, 2003 |
Organic transistors get small Researchers from Cornell University have shown that it is possible to fabricate useful organic thin film transistors that have a channel length as small as 30 nanometers. The smaller the channel, the faster the transistor. Previously, organic TFT channel lengths were limited to about 100 nm. |
IEEE Spectrum January 2007 Elizabeth Svoboda |
Fresh Spin On Logic In the last few years, a new type of memory has begun to penetrate the market for nonvolatile data storage. In addition to being much faster, spintronics processors could be much smaller than present-day processors. |
Technology Research News February 23, 2005 |
Metal atoms make silicon magnetic Devices made from magnetic semiconductors can make use of the spin of the electron in addition to its charge. These spintronics devices are potentially faster and consume less power than today' electronics. |
Technology Research News March 23, 2005 |
Layers promise cheap circuits The challenge is making organic transistors that work well electronically. |
Technology Research News January 28, 2004 |
Nanorings promise big memory Researchers have found a way to cause magnetic cobalt nanoparticles to spontaneously assemble into rings that are less than 100 nanometers across. Because the molecule is small, memory made from it could hold a great deal of information. |
IEEE Spectrum February 2006 Holonyak & Feng |
The Transistor Laser Ultrafast transistors that output optical and electrical signals open a new computing frontier. |
Technology Research News December 11, 2002 Eric Smalley |
Microscopic mix strengthens magnet Magnets are usually an either-or proposition. They either generate a strong magnetic field or they hold up well in the presence of external magnetic fields. A method that mixes the two types of magnets at the nanoscale could pave the way for smaller electric motors and generators. |
Chemistry World May 14, 2010 Phillip Broadwith |
Powerful pocket sized NMR magnets Arrangements of chunks of permanent magnetic material that can be tweaked to give strong, uniform fields could open the door to more sensitive and higher resolution portable nuclear magnetic resonance spectrometers, say researchers in Germany. |
Reactive Reports December 2003 David Bradley |
Airy magnets Spanish researchers have created a new type of magnetic material that is ultra-light and transparent. The airy magnets could have applications in flat screen displays and magneto-optical memory devices for computers. |
Chemistry World October 28, 2014 Simon Hadlington |
Molecular magnet goes ultracool Researchers have succeeded in cooling a molecular magnet to below 1K, the first time this has been achieved with a nanomagnet. |
Technology Research News February 23, 2005 |
Tiny transistors sniff chemicals Researchers from the University of Texas at Austin have found that the chemical sensing abilities of infinitesimally small transistors made from thin films of the organic crystal pentacene are quite different from those of larger transistors made from the same materials. |
IEEE Spectrum February 2010 Willie D. Jones |
A Compass in Every Smartphone Cheaper, better electronic compasses bring augmented reality and other features to your handset. |
IEEE Spectrum February 2012 Sung & Lee |
Graphene: The Ultimate Switch Graphene could replace the transistor with switches that steer electrons just like beams of light |
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. |