Sentences with phrase «as graphene oxide»

However, this approach requires precision engineering of nano - features (in a detection chip), complex optical setups, novel nano - probes (such as graphene oxide, carbon nanotubes, and gold nanorods) or additional amplification steps such as aggregation of nanoparticles to achieve sensitive detection of biomarkers.

Not exact matches

Graphene - oxide membranes have attracted considerable attention as promising candidates for new filtration technologies.

His initial experiments revealed not only that the technique worked to remove the copper oxide, but that it simultaneously produced graphene as well.

The nanoscrolls can be visualized as traditional «Swiss rolls» where the sponge - cake represents the graphene, and the creamy filling is the iron oxide nanoparticles.

«The development of smart materials such as moisture - responsive graphene oxide is of great importance to automation and robotics,» said Yong - Lai Zhang of Jilin University, China, and leader of the research team.

They now want to use the technique with Shewanella oneidensis, a bacterium that can reduce graphene oxide by removing oxygen atoms as it metabolises.

Reduced graphene oxide behaves more like graphene, which has useful properties such as conductivity.

By using the probe of an atomic force microscope to trigger a local chemical reaction, Jeffrey Mativetsky, assistant professor of physics at Binghamton University, and PhD student Austin Faucett showed that electrically conductive features as small as four nanometers can be patterned into individual graphene oxide sheets.

Amadei, as a member of Professor Chad Vecitis» lab at Harvard University, had been working with graphene oxide for water purification applications, while Stein was experimenting with carbon nanotubes and other nanoscale architectures, as part of a group led by Brian Wardle, professor of aeronautics and astronautics at MIT.

Stein says graphene oxide nanoscrolls could also be used as ultralight chemical sensors, drug delivery vehicles, and hydrogen storage platforms, in addition to water filters.

As Jake Lanphere, a UC Riverside graduate student who co-authored the paper, which was published in the journal Environmental Engineering Science («Stability and Transport of Graphene Oxide Nanoparticles in Groundwater and Surface Water»), explained to Nanoclast in an email interview: «Other studies have looked at ideal lab conditions that do not necessarily reflect the conditions one might find in aquatic environments.

This membrane acts as a kind of mould which, when wetted briefly in water and then hand - shaken (yes, hand - shaken) from side to side in ethanol, sets and releases multiple self - rolled graphene oxide tubes — the basic building block of our micromotors.

Comprising tiny rolled sheets of graphene oxide, these structures can zip around easily through both oil and water, picking up any oil particles they encounter and transporting them as cargo for later release.

The researchers discovered that all nanoribbons become rigid under stress, but their rigidity increases as oxide molecules are removed to turn graphene oxide nanoribbons into GNRs.

«Graphene and graphene oxide materials can be functionalized (or modified) to integrate with various biological systems, such as DNA, protein and even cells,» KiaGraphene and graphene oxide materials can be functionalized (or modified) to integrate with various biological systems, such as DNA, protein and even cells,» Kiagraphene oxide materials can be functionalized (or modified) to integrate with various biological systems, such as DNA, protein and even cells,» Kiang said.

The graphene does double duty as a barrier that keeps platinum from migrating into the tantalum oxide and causing a short circuit.

Graphene - based materials, prepared from the exfoliation of graphite oxide, are used as a model of interstellar carbon dust as they contain a relatively large amount of atomic defects, either at their edges or on their surface.