The number of graphene layers determines specific properties. Both single-layer and bi-layer graphenes are zero band gap semiconductors because of the association between conduction and the valance ...

Researchers have built an upgraded quantum microscope that can map momentum-resolved tunneling spectra in graphene at room ...

An international team of researchers built a highly sensitive quantum microscope and used it to directly observe, for the ...

A layered form of graphene shows a rare semimetal state with balanced electrons and holes that becomes a topological insulator when exposed to moderate magnetic fields. (Nanowerk Spotlight) Semimetals ...

With the development of industrialization, the rapid increase of CO 2 emission from extensive uses of fossil energy brings severe impacts on environment and climate. Thermal catalytic CO 2 ...

Using a magnetic field sensor (red arrow) inside a diamond needle, researchers at ETH imaged electron vortices in a graphene layer (blue). When an ordinary electrical conductor – such as a metal wire ...

It seems there’s no end to surprises from everybody’s favorite wonder material, graphene. MIT physicists have now discovered yet another brand new electronic state hiding in this overachieving little ...

Support grids are a key part of electron microscopy measurements; the choice of the grid can directly influence the quality and accuracy of the final image. This is particularly true for transmission ...

Study reveals defects in graphene enable covalent bonding with TiO2, creating hybrid states that boost charge transfer and ...

TiO2 photocatalysts have great potential for environmentally friendly applications, such as pollution remediation, artificial photosynthesis and CO2 ...