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2D titanium carbide (MXene) for wireless communication
Science Magazine With the development of the Internet of Things (IoT), the demand for thin and wearable electronic devices is growing quickly. The essential part of the IoT is communication between devices, which requires radio-frequency (RF)... 3 days
Tailoring emergent spin phenomena in Dirac material heterostructures
Science Magazine Dirac materials such as graphene and topological insulators (TIs) are known to have unique electronic and spintronic properties. We combine graphene with TIs in van der Waals heterostructures to demonstrate the emergence... 3 days
Graphene bilayer provides efficient transport and control of spins
PHYS.ORG University of Groningen physicists in collaboration with a theoretical physics group from Universität Regensburg have built an optimized bilayer graphene device that displays both long spin lifetimes and electrically controllable... 3 days
Paraffin-infused porous graphene film (PIPGF) with programmable wettability
PHYS.ORG In materials science, the surface wettability of a biomaterial can be measured using the surface water contact angle as an important characterization of its hydrophilicity or hydrophobicity. The technique has attracted remarkable... 4 days
Device uses graphene plasmons to convert mid-infrared light to electrical signals
PHYS.ORG A team of researchers has developed a device that uses the material graphene to detect mid-infrared light and efficiently convert it to electrical signal at room... 5 days
Graphene tunnelling junctions: beyond the breaking point
PHYS.ORG Molecular electronics is a burgeoning field of research that aims to integrate single molecules as active elements in electronic devices. Obtaining a complete picture of the charge transport properties in molecular junctions is the... 5 days
Graphene helps protect photocathodes for physics experiments
PHYS.ORG Transforming light into electricity is no mean feat. Some devices, like solar cells, use a closed circuit to generate an electric current from incoming light. But another class of materials, called photocathodes, generate large... 1 week
Graphene helps protect photocathodes for physics experiments
SCIENCE DAILY Researchers have used thin sheets of graphene to prevent photocathode materials from interacting with air, which increases their lifetimes. Photocathodes are used to convert light to electricity in accelerators and other physics experiments. 1 week
Programmable wettability on photocontrolled graphene film
Science Magazine Surface materials with specific wettability play important roles in a wide variety of areas from science to industry. We present a novel paraffin-infused porous graphene film (PIPGF) with programmable wettability. Because of graphene’s photothermal property, the... 1 week
Scientists Find New Way to 3D Print Graphene Objects
SCI-NEWS.COM A team of scientists at Virginia Tech and Lawrence Livermore National Laboratory has developed a new 3D printing... 2 weeks
Physicists shed light on the properties of plasmons in nanostructured graphene
PHYS.ORG A group of scientists from Russia and Austria has demonstrated that the interaction between plasmon oscillations in nanostructured graphene causes a significant shift in the far... 2 weeks
Engineers protect artifacts by graphene gilding
SCIENCE DAILY Gilding is the process of coating intricate artifacts with precious metals. Ancient Egyptians and Chinese coated their sculptures with thin metal films using gilding. Scientists inspired by this ancient process, have added a single layer of... 2 weeks
Here’s how graphene could make future electronics superfast
SCIENCE-NEWS Graphene-based electronics that operate at terahertz frequencies would be much speedier successors to today’s silicon-based devices. 2 weeks
Illinois engineers protect artifacts by graphene gilding
PHYS.ORG Gilding is the process of coating intricate artifacts with precious metals. Ancient Egyptians and Chinese coated their sculptures with thin metal films using gilding—and these golden sculptures have resisted corrosion, wear, and environmental degradation... 2 weeks
Graphene enables clock rates in the terahertz range
SCIENCE DAILY Graphene is considered a promising candidate for the nanoelectronics of the future. In theory, it should allow clock rates up to a thousand times faster than today's silicon-based electronics. Scientists have now... 2 weeks
Graphene enables clock rates in the terahertz range
PHYS.ORG Graphene—an ultrathin material consisting of a single layer of interlinked carbon atoms—is considered a promising candidate for the nanoelectronics of the future. In theory, it should allow clock rates up to a... 2 weeks
Understanding origami in 2-D materials
PHYS.ORG One in five mobile phone users in the UK have cracked their screen by dropping the phone in a three year period, according to a YouGov poll. The mobile screens break easily because they are usually made from... 2 weeks
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