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Search results for graphene oxide

Materials Science Mar 3, 2020

Fast and furious: New class of 2-D materials stores electrical energy

Like a battery, MXenes can store large amounts of electrical energy through electrochemical reactions—but unlike batteries, can be charged and discharged in a matter of seconds. In collaboration with Drexel University, ...

Analytical Chemistry Feb 20, 2020

Electrocatalyst exhibits superb water splitting activity

A recent study, affiliated with South Korea's Ulsan National Institute of Science and Technology (UNIST) has reported a phosphate-based electrocatalyst of Fe3Co(PO4)4/reduced-graphene-oxide (rGO) (1) for OER, which is predicted ...

Nanophysics Feb 13, 2020

Movement of a liquid droplet generates over 5 volts of electricity

Energy harvesting, a technology to transform small quantities of naturally occurring energy (e.g. light, heat and vibration) into electricity, is gaining attention as a method to power internet of things (IoT) devices. This ...

Environment Feb 12, 2020

Modified clay can remove herbicide from water

By creating neatly spaced slits in a clay mineral, University of Groningen Professor of Experimental Solid State Âé¶¹ÒùÔºics Petra Rudolf was able to filter water to remove a toxic herbicide. After removing the pollutant by heating ...

Analytical Chemistry Feb 6, 2020

Graphene mapping 50 times faster

Graphene has created high expectations, as a strong, ultrathin, two-dimensional material that could also be the basis for new components in information technology. There is hence a huge need for characterization of graphene ...

Condensed Matter Feb 5, 2020

Crystal-stacking process can produce new materials for high-tech devices

The magnetic, conductive and optical properties of complex oxides make them key to components of next-generation electronics used for data storage, sensing, energy technologies, biomedical devices and many other applications.

Nanophysics Jan 31, 2020

Nesting nanotubes to create 1-D van der Waals heterostructures

An international team of researchers has found a new way to create 1-D heterostructures—by nesting nanotubes. In their paper published in the journal Science, the group describes how they nested the nanotubes and the shapes ...

Nanomaterials Jan 29, 2020

Stress test reveals graphene won't crack under pressure

Graphene is a paradox. It is the thinnest material known to science, yet also one of the strongest. Now, research from University of Toronto Engineering shows that graphene is also highly resistant to fatigue—able to withstand ...

Nanophysics Jan 27, 2020

Researchers use chicken poop to dope graphene to make a point

A trio of researchers, two from the University of Chemistry and Technology, Praha 6, the other the University of Toronto, has demonstrated that chicken feces can be used to make graphene a better catalyst. In their paper ...

Nanomaterials Jan 23, 2020

Researchers obtain atomically thin molybdenum disulfide films on large-area substrates

Researchers from the Moscow Institute of Âé¶¹ÒùÔºics and Technology have managed to grow atomically thin films of molybdenum disulfide spanning up to several tens of centimeters square. It was demonstrated that the material's ...

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