Spherical gold particles are able to 'drill' a nano-diameter tunnel in ceramic material when heated. This is an easy and attractive way to equip chips with nanopores for DNA analysis, for example. Nanotechnologists ...
New 'pomegranate-inspired' design solves problems for lithium-ion batteries
with silicon nanoparticles clustered like seeds in a tough carbon rind – overcomes several remaining obstacles to using silicon for a new generation of lithium-ion batteries, say its inventors at Stanford ...
Sand-based lithium ion batteries that outperform standard by three times
(Phys.org) —Researchers at the University of California, Riverside's Bourns College of Engineering have created a lithium ion battery that outperforms the current industry standard by three times. The key ...
Brain process takes paper shape
A paper-based device that mimics the electrochemical signalling in the human brain has been created by a group of researchers from China.
Spray-on liquid glass is about to revolutionize almost everything
'Tunable' metal nanostructures for fuel cells, batteries and solar energy
(PhysOrg.com) -- For catalysts in fuel cells and electrodes in batteries, engineers would like to manufacture metal films that are porous, to make more surface area available for chemical reactions, and highly ...
Porphyrin Dimers Increase Efficiency of Dye-Sensitized Solar Cells
Scientists first to observe plasmons on graphene
With a beam of infrared light, scientists have sent ripples of electrons along the surface of graphene and demonstrated that they can control the length and height of these oscillations, called plasmons, using ...
IBM introduces new graphene transistor
Synthetic cells used to bioengineer new forms of silica
Scientists report significant advances in flexible electronics research
Hot nickel nudges graphene: Study simplifies manufacture of semiconducting bilayer graphene
(PhysOrg.com) -- By heating metal to make graphene, Rice University researchers may warm the hearts of high-tech electronics manufacturers.
Boron nitride is a promising path to practical graphene devices
(PhysOrg.com) -- Graphene is a two-dimensional honeycomb of carbon, just one atom thick, whose intriguing electronic properties include very high electron mobility and very low resistivity. Graphene is so ...
Self-assembled monolayers create p-n junctions in graphene films
Researchers are creating graphene p-n junctions by transferring films of the electronic material to substrates that have been patterned by compounds that are either strong electron donors or electron acceptors.