How 'transparent' is graphene?
The amazing electrical, optical and strength properties of graphene, a single-atom-thick layer of carbon, have been extensively researched over the last decade. Recently, the material has been studied as ...
Detecting chemicals, measuring strain with a pencil and paper
(Phys.org) —Sometimes solving a problem doesn't require a high-tech solution. Sometimes, you have to look no farther than your desktop.
Batteries made from world's thinnest material could power tomorrow's electric cars
Engineering researchers at Rensselaer Polytechnic Institute made a sheet of paper from the worlds thinnest material, graphene, and then zapped the paper with a laser or camera flash to blemish it with ...
Controlling magnetic clouds in graphene
(Phys.org) —Wonder material graphene can be made magnetic and its magnetism switched on and off at the press of a button, opening a new avenue towards electronics with very low energy consumption.
Scientists take steps toward creating artificial graphene
Direct imaging confirms the importance of electron-electron interactions in graphene
(Phys.org) -- Perhaps no other material is generating as much excitement in the electronics world as graphene, sheets of pure carbon just one atom thick through which electrons can race at nearly the speed ...
Flexible, light solar cells: Researchers develop a new approach using graphene sheets coated with nanowires
MIT researchers have produced a new kind of photovoltaic cell based on sheets of flexible graphene coated with a layer of nanowires. The approach could lead to low-cost, transparent and flexible solar cells ...
New material to soak up oil spills?
Scientists said Tuesday they had manufactured a lightweight and reusable material that can absorb up to 33 times its weight in certain chemicals—a possible new tool against water pollution.
ORNL finding goes beyond surface of oxide films
(Phys.org) —Better batteries, catalysts, electronic information storage and processing devices are among potential benefits of an unexpected discovery made by Oak Ridge National Laboratory scientists using ...
Direct 'writing' of artificial cell membranes on graphene
Graphene emerges as a versatile new surface to assemble model cell membranes mimicking those in the human body, with potential for applications in sensors for understanding biological processes, disease detection ...
Graphene growth on silver
Users from Northwestern University, working with the Center for Nanoscale Materials EMMD Group at Argonne, have demonstrated the first growth of graphene on a silver substrate.
How to make graphene superconducting
Whenever a new material is discovered, scientists are eager to find out whether or not it can be superconducting. This applies particularly to the wonder material graphene. Now, an international team around ...
A new paper made of graphene and protein fibrils
(Phys.org) -- Researchers led by Raffaele Mezzenga, a professor in Food and Soft Materials Science, have created a new nanocomposite made of graphene and protein fibrils: a special paper, which combines the ...
Graphene plasmonics beats the drug cheats
Wonder material graphene could help detect the presence of drugs or toxins in the body or dramatically improve airport security, University of Manchester researchers have found.