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Technology Research News November 19, 2003 |
Model leverages nano tethers Researchers from the University of Michigan have shown in computer simulations that it is possible to cause structures like sheets, wires and tubes to spontaneously assemble by starting with nanoparticles that have long, tether-like molecules attached, then causing the tethers and nanoparticles to part. |
Chemistry World July 31, 2008 |
Nanostructures Made Easy Scotland-based chemists have invented a new way to build nanoscale arrays of molecules over a large surface area: a technique that may be key to making nanostructures in sophisticated sensors, catalysts, and tiny computer parts. |
Technology Research News July 28, 2004 |
Chemistry yields DNA fossils The technique could be used to make nanoscale containers, wires, patterns, and chemical catalysts. |
Technology Research News January 28, 2004 |
Protein orders semiconductor bits Researchers working to make structures at the size-scale of molecules are tapping self-assembly techniques found in nature. Researchers have found a way to construct fairly complicated nanostructures by combining a genetically engineered form of the protein cohesin with quantum dots. |
Technology Research News April 7, 2004 |
Simulation maps nano patterns Researchers from the University of Michigan have used a computer simulation to develop a method of chemically building nanoscale patterns on a surface. |
Technology Research News October 22, 2003 |
Process prints nanoparticles Researchers have coaxed tiny particles of gold, silver and carbon to assemble into patterns on silicon wafers over areas as large as a square centimeter by using electrical charge patterns to attract and position the nanoparticles. |
Technology Research News August 10, 2005 |
DNA process stamps patterns DNA's ability to connect matching strands is at the heart of a stamp that promises to bring mass production to the nanoscale. |
Technology Research News September 22, 2004 |
Virus Forms Nano Template Living matter self-assembles into complex organisms that can contain billions of cells, and researchers have tapped biological molecules like DNA and viruses to self-assemble technologically useful structures and materials. |
Technology Research News June 4, 2003 |
Study shows DNA will fill tubes Researchers from the Max Planck Institute in Germany have shown by computer simulation that it is possible to insert DNA into a carbon nanotube. |
Technology Research News October 22, 2003 Kimberly Patch |
DNA forms nano waffles A method for stitching together strands of DNA yields microscopic waffled sheets and ribbons. The nanostructures make handy building materials that could help bridge the huge technological chasm between the realm of molecules and the merely microscopic. |
Technology Research News July 13, 2005 |
Self-Assembly Goes Around Bends Researchers have found a way a way to make polymer chains automatically assemble in non-regular patterns, including sharp angles. The method could eventually be used to build precise features as small as ten nanometers. |
Technology Research News September 10, 2003 |
Gold speck highlights molecules How do you sense what is happening at the scale of molecules? Researchers have found a way to detect the very small spectral shifts that occur when the light scattering off a single gold nanoparticle interacts with molecules. |
Technology Research News March 23, 2005 |
Nanowires track molecular activity Researchers from Harvard University have found a way to use transistors made from silicon nanowires to gain information about how small molecules bind to proteins. |
Technology Research News April 9, 2003 |
Liquid crystals go 3D Researchers from Sheffield University in England and the University of Pennsylvania have unlocked some of the secrets of liquid crystals, materials that self-assemble into lattices of geometric shapes that are neither solid nor liquid, but somewhere between. |
Technology Research News November 3, 2004 |
Molecules Form Nano Containers Researchers have found a way to coax the self-assembly of minuscule multicompartment structures. The structures could eventually be used in drug delivery systems. |
Technology Research News December 29, 2004 |
DNA Makes and Breaks Particle Clumps Nanotechnology is all about manipulating materials on the molecular scale. Many teams of researchers are using artificial strands of DNA to do so. |
Technology Research News July 14, 2004 |
Nanorods gain gold tips The rods and tetrapods could eventually serve as ultra-small transistors, memory elements, light-emitting elements and sensors in nanoelectronic and optoelectronic circuitry. |
Chemistry World February 28, 2010 Jon Cartwright |
Reactions on DNA origami watched with AFM Chemists in Denmark have for the first time imaged chemical reactions on a DNA origami scaffold so that they can precisely attach single molecules, involving atomic force microscopy. |
Industrial Physicist |
Biomimetic Nanotechnology Although biomimetic nanotechnology is in its infancy, with no applications yet reaching commercialization, the barriers in some cases lie mainly in scaling up production processes to industrial levels. |
Chemistry World August 20, 2008 |
Spying on Self-Assembly Proteins attaching to gold nanoparticles don't mill around randomly, but organise into clusters, according to UK scientists who say they have for the first time spied in detail peptides assembling on a surface. |
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. |
Technology Research News December 3, 2003 Kimberly Patch |
DNA assembles nanotube transistor Scientists have caused a transistor to self-assemble from a test tube concoction of DNA, proteins, antibodies, carbon nanotubes and minuscule specks of silver and gold. The feat shows that it is possible to assemble the smallest of machines and electronic devices by harnessing DNA's properties. |
Reactive Reports Issue 54 David Bradley |
Hula-Hoop DNA Amplification Periodic nanostructures made of gold nanoparticles and long DNA strands with repeated sequences have been prepared by using a technique known as "rolling circle amplification" or the "hula-hoop" technique. |
Technology Research News January 1, 2003 Eric Smalley |
Altered protein orders metal bits Researchers from NASA, the SETI Institute and Argonne National Laboratory have genetically modified a bacteria that lives in geothermal hot springs in order to make a microscopic scaffolding that produces a high-tech material. |
Chemistry World July 10, 2014 |
Emily Weiss: Tuneable illumination Research in the Weiss group looks at the fundamental physical chemistry of colloidal semiconductor quantum dots in both the solution and solid phase. |
Chemistry World September 29, 2014 David Bradley |
Pick and mix macromolecules New ways are discovered to piece together pi-functional molecular building blocks to make a wide range of macromolecules. |
Technology Research News February 11, 2004 |
Scientists brew tree-shaped DNA Researchers from Cornell University have synthesized a new type of DNA that can be used as a nanotechnology building block. |
Technology Research News December 29, 2004 |
Coated Nanotubes Make Biosensors Researchers are using carbon nanotubes to sense single molecules, and are tapping the way carbon nanotubes give off near-infrared light in order to read what the sensors have detected. |
CIO December 1, 2002 Sarah D. Scalet |
When Every Molecule Counts A group of electrical engineers at Purdue University hope that their research could lead to ultrasensitive sensors capable of detecting a single molecule of a biological agent or chemical pollutant. |
Technology Research News January 12, 2005 |
RNA Tiles Form Nanopatterns Researchers have developed a method of coaxing artificial RNA molecules to self-assemble into specific shapes, much like a jigsaw puzzle automatically assembling. The structures could eventually be used as templates for nanochips, nanocircuits and nanocrystals |
Chemistry World July 19, 2010 Phillip Broadwith |
Designing porous patterns Belgian chemists are finally getting to grips with how to control the way molecules arrange themselves at the solid-liquid interface. |
Scientific American August 2006 Mihail C. Roco |
Nanotechnology's Future Over the next two decades, this new field for controlling the properties of matter will rise to prominence through four evolutionary stages. |
Chemistry World May 12, 2011 Jon Cartwright |
'Chemical soldering' heralds single molecule electronics Scientists in Japan and Switzerland have demonstrated how to wire up single molecules with conductive nanowires. |
PC Magazine July 13, 2004 Jim Akin |
Nanotechnology Size Matters Incubating inside this tiny world are some big ideas that could improve everything from manufacturing to health care. |
Chemistry World March 15, 2010 James Urquhart |
All aboard the DNA nanotube Cargo-carrying DNA nanotubes that can rapidly release their load on demand have been made for the first time by Canadian researchers. |
CIO May 1, 2003 John Edwards |
Bubbling Up Nanostructures Nearly boiling, acidic hot springs could lead to the creation of electronic components that are 10 to 100 times smaller than today's smallest parts. |
Chemistry World November 5, 2007 Ned Stafford |
Joining up Nanocircuits A team of scientists have covalently bonded strings of porphyrin molecules on a gold surface -- a step forward in the quest to develop nano-electronics. |
Technology Research News August 13, 2003 |
Molecule makes ring rotor Researchers from the University of Edinburgh in Scotland have interlocked large, ring-shaped molecules to make a molecular rotor that moves in only one direction. The molecule could eventually be used as a nanoscale motor or winch. |
Technology Research News March 24, 2004 Eric Smalley |
Molecular logic proposed Researchers from the French National Center for Scientific Research (CNRS) and University College London in England have devised a scheme for designing logic circuits within individual molecules. |
Technology Research News June 18, 2003 Kimberly Patch |
Prefab key to molecular memory Nano-devices promise to use molecules as super-fast computer circuits, store fantastic amounts of information in a minuscule area and sense minute amounts of chemicals and biological materials. Researchers have brought these possibilities a step closer. |
Technology Research News January 29, 2003 Kimberly Patch |
Bumpy surface stores data Cramming more data into a given storage device is all about making bits that are extremely small and consistently spaced. Using individual molecules to store bits would be a tremendous leap forward. One molecule gaining researchers' attention is rotaxane. |
Chemistry World December 11, 2007 Lewis Brindley |
Chemists Fake Virus Capsids Scientists have made molecular 'tiles' that stick together, mimicking the football-like outer shell of a virus. Such self-assembling molecular capsules would be big enough to hold drug molecules and could provide new ways to make nanoparticles. |
Technology Research News May 18, 2005 |
Nanoparticles Drive Display Researchers have developed a technology that has the potential to provide inexpensive, low-power, color electronic paper. The new scheme uses neutral rather than charged particles dispersed in liquid. |
Chemistry World May 1, 2012 David Bradley |
A colorful way to size up nanoparticles Researchers in China have now developed a straightforward light-scattering technique to estimate the size of gold nanoparticles in the 35 to 110nm range. |
Technology Research News May 5, 2004 |
Nano Wires Make Tiny Compasses Researchers have built compass needles as small as 20 by 200 nanometers, which could be used to measure magnetic fields at the nanoscale and to orient nanosized wires during the process of building molecular-sized structures. |
Chemistry World March 24, 2010 Hayley Birch |
The key to colloid assembly US researchers have a developed a simple lock-and-key type mechanism that drives the self-assembly of colloid particles. They say their work offers a new approach for building tiny machines with movable parts. |
Popular Mechanics February 5, 2010 Cassie Rodenberg |
Solar-Powered Circuits Charge by Sunlight in Real-Time Researchers at the University of Pennsylvania unveiled the world's first solar-powered circuit in a January edition of ACS Nano. The technology shows particular promise for touchscreen devices |
Chemistry World January 20, 2011 Hayley Birch |
Programmable RNA promising for bio-compatible therapies Programmable nanostructures based on ribonucleic acid could be used as vessels for shipping therapeutic molecules into cells, according to US scientists. |
Chemistry World November 24, 2006 Richard Van Noorden |
Cooking up Nano-Fusilli Here's a new twist on nanotubes: chemists have found a set of organic molecules that spontaneously assemble themselves into a helical spiral with a hollow core. |
Chemistry World November 29, 2012 David Bradley |
Lego-like DNA bricks are child's play DNA building blocks have been pieced together to form a multitude of Lego-like bricks by researchers at Harvard University and Massachusetts Institute of Technology in the US. |