The direct band gap of AlN-based materials makes them suitable for fabricating DUV optoelectronic devices, which have a wide range of application prospects in the fields of curing, water and air disinfection, medicine and biochemistry.… Read More »Graphene-driving strain engineering to enable strain-free epitaxy of AlN film for deep ultraviolet light-emitting diode
Flashing graphene into existence from waste was merely a good start. Now Rice University researchers are customizing it. Read More | Phys.org news tagged with:graphene Nanomaterials
An approach that produces single-crystal graphene sheets on large-scale electrically insulating supports could help with the development of next-generation nanomaterial-based devices, such as very light and thin touchscreens, wearable electronics and solar cells. Read More… Read More »Graphene crystals grow better under copper cover
Researchers from Skoltech, MIPT, the RAS Institute of Solid State Physics, Aalto University, and elsewhere have proposed the first graphene synthesis technique that utilizes carbon monoxide as the carbon source. It is a fast and… Read More »Carbon monoxide turns into large defectless graphene crystal under ambient pressure
In recent years, physicists and material scientists have uncovered several new platforms for studying correlated phases of matter, such as superconductivity and the correlated insulator phase. Among them is magic-angle twisted trilayer graphene, a superconductor… Read More »Study improves the understanding of superconductivity in magic-angle twisted trilayer graphene
The way electrons flow in a material determines its electronic properties. For example, when a voltage is sustained across a conducting material, electrons start flowing, generating an electrical current. These electrons are often thought to… Read More »Light derails electrons through graphene
A nitrogen-doped, carbon-coated nickel anode can catalyze an essential reaction in hydrogen fuel cells at a fraction of the cost of the precious metals currently used, Cornell University researchers have found. Read More | Phys.org… Read More »Carbon-coated nickel enables a hydrogen fuel cell free of precious metals
Russian scientists have found out why, instead of simply burning down at high temperatures, graphene oxide opens the door to a promising and inexpensive graphene production method. The research was published in the journal Carbon.… Read More »Quenching by laser increases graphene quality
Lay some graphene down on a wavy surface, and you’ll get a guide to one possible future of two-dimensional electronics. Read More | Phys.org news tagged with:graphene Nanomaterials
Graphene, an atomic-thick sheet of carbon has found immense applications in gas sensors due to its single-molecule sensitivity, low-noise levels, and high carrier density. However, graphene’s much-heralded sensitivity also means it is inherently non-selective to… Read More »New paradigm in atmospheric gas sensing and molecular identification