Sentences with phrase «such nanomaterials»

Release in the Overworld (> 54,000 ft) for a global program could be done with fighters, but since the bulk density of such nanomaterials is around one fourth that of liquid H2S or SO2, the number of flights to achieve the same release would be much larger.

In the end, the research suggests that greenery enhanced with carbon nanotubes could potentially produce more from sunlight, air and water, although adding such nanomaterials would be both laborious and may have unknown long - term impacts on the vegetation as a whole as well as on the environment.

David Sinton and colleagues wanted to see if they could come up with a new paper device with such nanomaterials to test DNA without the use of high - tech facilities.

Although this is not the first nanonecklace ever made, the new process provides a more general and controllable way of synthesizing such nanomaterials — a useful development, because manipulating materials on such tiny scales is a challenge.

Not exact matches

Such a small proportion of nanomaterials are ones that we're actually watching carefully and regulating,» the nano - toxicologist said.

The spherical gold nanoparticles can be replaced with more complex shaped nanomaterials — such as hollow nanoparticles, nanorods, or nanotubes — to render a better absorption of near - infrared light to penetrate biological tissues.

Carbon nanomaterials such as fullerenes, nanotubes, and graphene have outstanding physical properties associated with their low dimensionality and graphite - like chemical bonding.

The absorbance and scattering of light is determined by the size, shape and material of the nanomaterial and, more importantly, it is also affected by any medium in close proximity to the nanomushroom, such as cells that have been placed on the slide.

The interdisciplinary project team is made up of eco - and human toxicologists, physicists, chemists and biologists, and they have just managed to take their first major step forward in achieving their goal: they have developed a method for testing a variety of environmental samples such as river water, animal tissue, or human urine and blood that can detect nanomaterials at a concentration level of nanogram per liter (ppb — parts per billion).

For example, «we're taking off - the - shelf [medical devices], such as hip implants, which typically have a failure rate after 20 years, and putting nanomaterials on the surface,» explains Tom Webster, chair and professor of chemical engineering at Northeastern University and president - elect of the Society for Biomaterials.

The researchers are using «big data» concepts and techniques to discover and design new nanomaterials — a priority area under the White House's Materials Genome Initiative — using a methodology that will revolutionize materials design, impacting a broad range of products that affect our daily lives, from drugs and agricultural chemicals such as pesticides or herbicides to fuel additives, paints and varnishes, and even personal care products such as shampoo.

Such a tiered approach, they note, is already at the heart of the European Union's REACH program for testing toxic chemicals, which could serve as a model for nanomaterials toxicity testing in the United States.

«As such, we have developed a process which — unlike other etching processes — does not damage the metals, and does not affect their stability,» emphasised Professor Rainer Adelung, head of the «Functional Nanomaterials» team at the Institute for Materials Science.

Mark Hersam, a materials scientist at Northwestern University in Evanston, Illinois, is developing nanomaterials for a range of uses, such as solar cells and batteries, information technology and biotechnology.

The scientists added in their report, «The precise control over interface geometry offered by our method enables the design of two - component protein nanomaterials with diverse nanoscale features, such as surfaces, pores, and internal volumes, with high accuracy.»

Now, researchers have developed a new method that uses plasma to print nanomaterials onto a 3 - D object or flexible surface, such as paper or cloth.

And the team is intrigued by the idea that different nanomaterials could potentially be developed to collect other liquids, such as methanol.

Caption: Scientists have proven that these nanomaterials may regulate the formation of synapses, specialized structures through which the nerve cells communicate, and modulate biological mechanisms, such as the growth of neurons, as part of a self - regulating process.

A popular approach is to use nanomaterials, prized for their innovative features, such as large surface areas for an incredibly small volume, with biomolecules.

Graphene - based Nanomaterials offer many innovations in industries such as electronics, semiconductor, life science, material science and bio science.

Scientists have proven that these nanomaterials may regulate the formation of synapses, specialized structures through which the nerve cells communicate, and modulate biological mechanisms, such as the growth of neurons, as part of a self - regulating process.

A survey at Chalmers University of Technology now shows that there are potential technology - based solutions that can replace many of the metals with carbon nanomaterials, such as graphene (Journal of Cleaner Production, «Carbon nanomaterials as potential substitutes for scarce metals»).

Research at the PPPL Laboratory for Plasma Nanosynthesis develops new insight into the use of plasma to synthesize nanomaterials — particles such as carbon nanotubes that are measured in billionths of a meter, are found in everything from swimwear to electrodes and have a tensile strength, or resistance to breaking when stretched, that is stronger than steel.

Other nanomaterials have distinct qualities that have led researchers to call them by other non-nano prefix names, such as quantum dots or graphene.

Using sunlight to drive chemical reactions, such as artificial photosynthesis, could soon become much more efficient thanks to nanomaterials.

The report concludes that our cherished International Organization for Standardization (ISO) and other widely used frameworks for LCA are fully applicable to nanomaterials and nanoproducts.Despite limitations to LCA for nanotechnologies such as the lack of specific nanotechnology toxicity data, the report calls for international cooperation to help overcome these data barriers.