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Chemistry World October 18, 2007 Simon Hadlington |
Nanoparticle Reveals Sulfur's Midas Touch Researchers in the US have taken a snapshot of the inside of a gold nanoparticle, shedding crucial new light on one of chemistry's longest-standing questions: how does sulfur bind to gold? |
Technology Research News September 22, 2004 |
Photo Molecules Flip Current Researchers have constructed a photodiode that consists of a mix of slightly different peptide molecules anchored to a gold surface. |
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. |
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. |
Chemistry World July 4, 2010 Hayley Birch |
DNA sticks at flick of switch A new technique that sticks individual DNA molecules to a gold surface works at the flick of an electrochemical switch. |
Chemistry World September 23, 2008 Simon Hadlington |
Nanoparticles Hide Behind Protein Cloak Polymer nanoparticles suspended in human blood become cloaked in plasma proteins, new research has shown. |
Chemistry World August 24, 2009 Phillip Broadwith |
'Chemical nose' sensor sniffs blood protein profile US scientists have developed a sensor system for profiling the protein content of human blood serum without needing individual receptors for each separate protein. |
Chemistry World April 1, 2011 Hayley Birch |
Nanoparticles help reveal hidden fingerprints A technique using gold nanoparticles in combination with antibodies has shown promising results for enhancing fingerprints that are over a week old. |
Chemistry World June 1, 2012 Simon Hadlington |
Protein architecture with atomic precision Researchers have made a key breakthrough in designing and building geometrically defined nanostructures from proteins with unprecedented accuracy. |
Chemistry World December 8, 2011 Simon Hadlington |
Molecular Suitcases Created by Corrosion Hollow spheres, cubes and cylinders could be useful as inorganic 'molecular suitcases' to carry drugs or catalysts. |
Chemistry World October 25, 2013 James Urquhart |
Water droplets warped into weird shapes US scientists have discovered that self-assembling nanoparticles can lock water droplets into different shapes. The team suggests the work could be useful for several applications including microfluidic devices, sensors and drug delivery. |
Chemistry World October 30, 2014 Simon Hadlington |
A new way to convert light to electricity By shining light onto metallic nanoparticles, researchers in the US and the Netherlands have demonstrated an entirely new way to generate electrical energy |
Chemistry World November 24, 2014 Simon Hadlington |
Nanostripe controversy in new twist A new paper claims striped structures seen on certain nanoparticles are electron microscope artifacts. |
Chemistry World December 7, 2012 Simon Hadlington |
Striped nanoparticle controversy blows up A prickly controversy has erupted in the rarefied world of nanoscience revolving around the strength of the evidence that molecules can assemble themselves into discrete stripes around gold nanoparticles. The issue highlights the difficulty of interpreting images of nanoscale objects. |
Chemistry World March 16, 2014 Simon Hadlington |
Short peptides self-assemble into a catalyst Researchers in the US have created catalysts from peptide chains that are only seven amino acids long. |
Chemistry World October 12, 2015 Andy Extance |
'Chemical search engine' backs alternative route to life A key class of biological molecules neglected in the search for life's chemical origins could have appeared spontaneously before organisms, UK scientists say. |
Chemistry World May 6, 2008 James Mitchell Crow |
Building Peptides From the Wrong End UK chemists have cracked a long-standing problem in peptide synthesis that has prevented amino acid chains being grown from both ends. The insight could open up efficient ways to make peptide-based drugs. |
Technology Research News October 6, 2004 |
Design rules build on self-assembly Researchers at the University of Michigan have developed computer simulations that promise to speed the process of finding ways to build practical nanostructures, including precisely-structured materials, electronic and optical components, and chemical sensors. |
Chemistry World February 7, 2007 Bea Perks |
Protein's Non-Natural Alternative Beta peptides are of interest because of what they can tell researchers about protein folding in general. Now, chemical biologists have built what they say is a 'remarkably protein like' structure from beta peptides. |
Chemistry World March 12, 2013 Andy Extance |
'Plasmonic smart dust' conjures kinetics clues Researchers exploited gold's ability to trap and concentrate light, creating oscillations in the electron cloud at its surface called surface plasmons. |
Chemistry World August 17, 2011 Jon Cartwright |
Plasma Treatment to Use Patient's Proteins to Improve Medical Device Biocompatibility Researchers have developed a plasma treatment that can make any medical device biocompatible by sticking a patient's own proteins to it. |
Chemistry World April 12, 2012 Alisa Becker |
Nanoscale engineering of wound beds A collagen-binding peptide with applications in wound healing has been developed by scientists in the US. |
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 March 4, 2011 Russell Johnson |
Tracking the early stages of Alzheimer's disease UK researchers can track the early steps of formation of peptide clumps linked to Alzheimer's disease using the peptide's fluorescent ability. This could help design effective therapies for the disease at an early stage. |
Chemistry World February 18, 2009 Nina Notman |
Single Nanocatalyst Behaviour Revealed Before you can design the perfect nanoparticle catalyst, you first need to understand the fundamental science that governs their reactivity. U.S. Scientists have said they have done just that. |
Bio-IT World July 2005 Robert M. Frederickson |
Amassing Mass Spectrometry Tools Mass spectrometry is a key tool in the effort to identify protein biomarkers of human disease. Manufacturers have met major challenges in adapting this technology to protein discovery, both qualitatively and quantitatively. |
Chemistry World May 13, 2009 Lewis Brindley |
Combination nanoparticles to fight cancer Korean chemists have assembled a multitalented nanoparticle that can hunt down, treat, and illuminate cancerous cells. |
Chemistry World June 5, 2011 James Mitchell Crow |
Nanoparticles scrub up a treat in hot water bath Upping the catalytic activity of gold nanoparticles can be as simple as a good wash in hot water, UK chemists have shown. |
Chemistry World September 12, 2014 Hayley Simon |
Coated nanoparticles show Alzheimer's promise Nanoparticles coated in an amino acid polymer have been found to prevent the formation of amyloid fibrils -- incorrectly folded protein fibers associated with the development of neurodegenerative diseases. |
Chemistry World June 20, 2011 Simon Hadlington |
Chatty Nanoparticles Signal the Attack on Tumours Researchers in the US have shown how drugs can be directed to a tumour using two different nanoparticles that can talk to each other. |
Chemistry World June 9, 2008 Simon Hadlington |
Artificial virus silences genes Scientists in Korea have created an artificial virus that can target the nucleus of cancer cells and knock out specific genes. |
Technology Research News July 16, 2003 |
Jet-laser tandem prints gold Researchers have found a way to print gold structures. The researchers suspended gold nanoparticles, which have a lower melting point then bulk gold, in a solution and used a modified ink-jet printer to print patterns of the solution onto a surface. |
Chemistry World July 21, 2015 Tim Wogan |
Nanoparticle cats drawn at the flick of a switch A new way of using light to reversibly assemble nanoparticles has been developed by scientists in Israel. |
Chemistry World August 2, 2011 Phillip Broadwith |
Protein synthesis hijacked to turn out cyclic peptides Japanese researchers have developed a way of reprogramming the genetic code and using bacteria to make and screen huge libraries of cyclic peptides using unnatural amino acids. |
Chemistry World July 15, 2008 |
Raman Reveals DNA in Action Researchers at the University of Strathclyde, UK, have been able to use Raman spectroscopy to observe strands of DNA pairing up and falling apart by attaching them to silver nanoparticles. |
Chemistry World October 2, 2012 Fiona McKenzie |
Protein sorting within cells US scientists have used magnetic nanoparticles with specific ligands to latch on to and visualize specific proteins in living cells. |
Chemistry World August 9, 2012 Jon Cartwright |
'Genetic code' guides nanoparticle growth Researchers in the US and China have demonstrated that DNA can also be used as a blueprint for the creation of non-biological structures. Their 'genetic code' could pave the way for tailored nanoparticles -- fit for use as catalysts, or in surface-enhanced Raman spectroscopy. |
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. |
Chemistry World July 29, 2014 Vijay Shankar |
Nanoparticle protects protein drug cargo A team of researchers at Brigham and Women's Hospital, Boston, US has developed novel nanoparticles that could deliver protein drugs to where they are needed unscathed. |
Chemistry World September 2, 2007 Lewis Brindley |
Nanoparticles Paint a Finer Picture Swiss scientists have developed a process that can print detailed images using nanoparticles as 'ink', while maintaining their catalytic and optical properties. |
Chemistry World January 5, 2012 Laura Howes |
Surfing the Plasmonic Wave Researchers have shown with both spatial and temporal resolution, how the electric field around a nanoparticle changes when the nanoparticle is excited by a laser. |
Chemistry World January 19, 2010 Lewis Brindley |
Giving gold a smooth ride Chemists from Germany and Poland have discovered a new way to polish gold completely smooth using Fenton's reagent, producing gold surfaces that could be used in the electronics industry and electrochemical processes. |
Chemistry World October 7, 2010 Simon Hadlington |
New light shed on 'photothermal' cell death Photothermal therapy - where tiny particles of a metal are introduced into a cell and heated by laser light to kill the cell - might not work in the way people think, researchers in the UK have discovered. |
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. |
Chemistry World May 7, 2009 Phillip Broadwith |
Polymers release insulin in response to glucose trigger Chinese researchers have developed polymer nanoparticles that can release insulin in response to changes in glucose concentration, creating a potential treatment for diabetes. |
Chemistry World November 7, 2010 Laura Howes |
Inhaled nanoparticles, from there to where? US scientists have for the first time shown how the size and surface properties of nanoparticles can affect where they end up in the body after they are inhaled. |
Technology Research News June 18, 2003 |
Protein traps nanoparticles Researchers from the University of Tokyo in Japan have adapted a tubular bacterial protein for technological applications by coaxing it to combine with individual luminescent semiconductor nanoparticles. |
Chemistry World August 21, 2014 David Bradley |
A new gold standard for nano The latest work confirms gold clusters can have super atomic and molecular characteristics. |
Chemistry World February 21, 2014 Phillip Broadwith |
Refined gels for cultured cells UK start-up Biogelx is developing self-assembled peptide hydrogels that can provide support to growing cells, but also present well-defined surface chemistry to help cell biologists address biological problems. |
Chemistry World October 19, 2007 Richard Van Noorden |
Building Tomorrow's Nanofactory UK scientists have been granted 2.5 million pounds to invent a nanomachine that can build materials molecule by molecule. Such a robot doesn't -- and may never -- exist, though it has been imagined for over half a century. |