Science news articles about 'metal nanoparticles'Argonne scientists discover networks of metal nanoparticles are culprits in alloy corrosion
... not involve defects in the scale.
"By examining the oxide scale, we find the metal nanoparticles," Zeng said. "If they are eliminated we can create a more corrosion-resistant and longer lasting alloy ... Surface plasmon resonances of metal nanoparticles in array can have narrower spectral widths
... (SEAS) have demonstrated experimentally and theoretically that the surface plasmon resonances of metal nanoparticles in a periodic array can have considerably narrower spectral widths than those of ... Metals shape up with a little help from friends
... block co-polymers, a kind of nano-scaffolding material. The innovative use of the ligands allows for the metal nanoparticles to be dissolved--even at high concentrations--in such a solution. A block ... Noble metal nanoparticles deposit on the mycelium of growing fungi—an approach to new catalytic systems?
... is grown in a medium containing nanoscopic particles of a noble metal, the resulting mycelium is coated with the nanoparticles. As researchers from the Technical University in Dresden and the Max ... Enhancing solar cells with nanoparticles
... the University of New South Wales showed that overall light-gathering efficiency for solar cells using metallic nanoparticles can be improved by 30 percent.
"I think we are about three years from ... MIT crafts bacteria-resistant films
... and Engineering.
Those methods include coating surfaces with antimicrobial chemicals or embedding metal nanoparticles into the surface, which disrupt the bacterial cell walls.
“For those bacteria ... Nanoparticles assemble by millions to encase oil drops
... water. In addition, the scientists found that ultraviolet light and magnetic fields could be used to flip the nanoparticles, causing the bags to instantly turn inside out and release their cargo -- a ... Scientists overcome nanotech hurdle
... complex nanoscale building blocks through initiating self-assembly of peptides on the surface of a metal nanoparticle. Whilst this approach can provide a massive number and diversity of new ... University of Pennsylvania scientists move optical computing closer to reality
... fidelity. Penn's research team took advantage of this technological advance by utilizing metallic nanoparticles as a chain of miniature waveguides that exchange light.
Currently, the advance is ... New technique sees into tissue at greater depth, resolution
... but they were able to capture the molecular function of an antibody attaching to a receptor.
"The use of metal nanoparticles as contrast agents with photothermal OCT technology could lead to a host ... Gold nanostars outshine the competition
... a range of applications from disease diagnostics to contraband identification. SERS relies on metallic nanoparticles, most commonly gold and silver, to amplify signals from molecules present in only ... Researchers show how to 'stamp' nanodevices with rubber molds
... could be connected to microfabricated electrodes, and through them to other circuitry. In addition to metal nanoparticles, the process could be applied to quantum dots, magnetic spheres and other ... Gold nanostar shape of the future
... boundaries of the SERS technology by designing a variety of unique types and shapes of metal nanoparticles that can be used as SERS labels for chemical and biomedical detection.
"We are trying to ... When a good nanoparticle goes bad
... a method to test and demonstrate a long-held hypothesis that some very, very small metal particles work much better than others in various chemical processes such as converting chemical energy to ... Nontoxic nanoparticle can deliver and track drugs
... times lower than ceramide administered freely, without damaging the cells.
The calcium phosphate nanoparticles were developed by James Adair, professor of materials science and engineering, and his ...
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Argonne scientists discover networks of metal nanoparticles are culprits in alloy corrosion
... not involve defects in the scale. "By examining the oxide scale, we find the metal nanoparticles," Zeng said. "If they are eliminated we can create a more corrosion-resistant and longer lasting alloy ...Surface plasmon resonances of metal nanoparticles in array can have narrower spectral widths
... (SEAS) have demonstrated experimentally and theoretically that the surface plasmon resonances of metal nanoparticles in a periodic array can have considerably narrower spectral widths than those of ...Metals shape up with a little help from friends
... block co-polymers, a kind of nano-scaffolding material. The innovative use of the ligands allows for the metal nanoparticles to be dissolved--even at high concentrations--in such a solution. A block ...Noble metal nanoparticles deposit on the mycelium of growing fungi—an approach to new catalytic systems?
... is grown in a medium containing nanoscopic particles of a noble metal, the resulting mycelium is coated with the nanoparticles. As researchers from the Technical University in Dresden and the Max ...Enhancing solar cells with nanoparticles
... the University of New South Wales showed that overall light-gathering efficiency for solar cells using metallic nanoparticles can be improved by 30 percent. "I think we are about three years from ...MIT crafts bacteria-resistant films
... and Engineering. Those methods include coating surfaces with antimicrobial chemicals or embedding metal nanoparticles into the surface, which disrupt the bacterial cell walls. “For those bacteria ...Nanoparticles assemble by millions to encase oil drops
... water. In addition, the scientists found that ultraviolet light and magnetic fields could be used to flip the nanoparticles, causing the bags to instantly turn inside out and release their cargo -- a ...Scientists overcome nanotech hurdle
... complex nanoscale building blocks through initiating self-assembly of peptides on the surface of a metal nanoparticle. Whilst this approach can provide a massive number and diversity of new ...University of Pennsylvania scientists move optical computing closer to reality
... fidelity. Penn's research team took advantage of this technological advance by utilizing metallic nanoparticles as a chain of miniature waveguides that exchange light. Currently, the advance is ...New technique sees into tissue at greater depth, resolution
... but they were able to capture the molecular function of an antibody attaching to a receptor. "The use of metal nanoparticles as contrast agents with photothermal OCT technology could lead to a host ...Gold nanostars outshine the competition
... a range of applications from disease diagnostics to contraband identification. SERS relies on metallic nanoparticles, most commonly gold and silver, to amplify signals from molecules present in only ...Researchers show how to 'stamp' nanodevices with rubber molds
... could be connected to microfabricated electrodes, and through them to other circuitry. In addition to metal nanoparticles, the process could be applied to quantum dots, magnetic spheres and other ...Gold nanostar shape of the future
... boundaries of the SERS technology by designing a variety of unique types and shapes of metal nanoparticles that can be used as SERS labels for chemical and biomedical detection. "We are trying to ...When a good nanoparticle goes bad
... a method to test and demonstrate a long-held hypothesis that some very, very small metal particles work much better than others in various chemical processes such as converting chemical energy to ...Nontoxic nanoparticle can deliver and track drugs
... times lower than ceramide administered freely, without damaging the cells. The calcium phosphate nanoparticles were developed by James Adair, professor of materials science and engineering, and his ...