Optomechanics simulates graphene lattices
The precise control of micro-mechanical oscillators is fundamental to many contemporary technologies, from sensing and timing to radiofrequency filters in smartphones. Over the past decade, quantum control of mechanical systems has been firmly establ.....»»
Graphene spike mat uses ordinary fridge magnet tech to fight antibiotic resistance
With strong bactericidal properties, graphene has the potential to become a game changer in the fight against antibiotic-resistant bacteria. So far there have been no efficient ways to control these properties—and thus no way to make use of graphen.....»»
Graphene at 20: Still no sign of the promised space elevator, but the material is quietly changing the world
Twenty years ago this October, two physicists at the University of Manchester, Andre Geim and Konstantin Novoselov, published a groundbreaking paper on the "electric field effect in atomically thin carbon films." Their work described the extraordinar.....»»
Research team achieves high-resolution 2D imaging for graphene devices under high pressure
A research team led by Prof Zhang Zengming from the University of Science and Technology of China (USTC) of the Chinese Academy of Sciences (CAS) has combined nitrogen-vacancy (NV) centers in diamond with a diamond anvil cell (DAC) to achieve non-inv.....»»
Adding an alternating magnetic field to layers of twisted graphene creates even more exotic properties
Magnetic fields can engineer flat bands in twisted graphene layers to create a new playground for exotic physics, RIKEN physicists have shown......»»
Long-range-interacting topological photonic lattices breaking channel-bandwidth limit
Topological physics, which focuses on physical quantities that remain invariant under deformations, has garnered widespread interest in different areas of physics—photonics, quantum computing, solid-state physics, acoustics, and electronic circuits.....»»
Simulation model shows ribosome tunnel"s impact on protein structures
Researchers at University of Tsukuba have developed a new model that simulates the internal environment of a ribosome—the cellular site of protein synthesis. Using computer simulations, they have analyzed the structures of various proteins within t.....»»
World"s first micromachine twists 2D materials at will
Just a few years ago, researchers discovered that changing the angle between two layers of graphene, an atom-thick sheet of carbon, also changed the material's electronic and optical properties. They then learned that a "twist" of 1.1 degrees—dubbe.....»»
New computational methodology to predict the complex formation of interesting nanostructures
Researchers from the group of Prof. Carles Bo at the Institute of Chemical Research of Catalonia (ICIQ-CERCA) have described a computational methodology that simulates complex processes involving different chemical species and diverse conditions. The.....»»
This Gargantuan Lab Simulates Blasting Satellites Into Space
If you spend millions of dollars developing a satellite, you need to know it can handle the rigors of hurtling around the Earth at 17,000 mph. The UK's National Satellite Test Facility is here to help......»»
Study finds protein reduces toxicity of graphene oxide for drug delivery
A new study has discovered ways to reduce the toxicity of graphene oxide (GO), an ultra-thin sheet of nanomaterial derived from graphite, laying the groundwork to use it as a drug delivery system......»»
Researchers discover graphene flakes in lunar soil sample
A study, published in National Science Review, reveals the existence of naturally formed few-layer graphene, a substance consisting of carbon atoms in a special, thin-layered structure......»»
Loss of popular 2FA tool puts security-minded GrapheneOS in a paradox
Losing access to Authy leads to another reckoning with Google's security model. Enlarge / Graphene is a remarkable allotrope, deserving of further study. GrapheneOS is a remarkable ROM, one that Google does not quite know how to.....»»
New study simulates gravitational waves from failing warp drive
Imagine a spaceship driven not by engines, but by compressing the spacetime in front of it. That's the realm of science fiction, right? Well, not entirely. Physicists have been exploring the theoretical possibility of "warp drives" for decades, and a.....»»
Surface oxygen functionality controls selective transport of metal ions through graphene oxide membranes
Developing efficient, selective, and scalable separations for critical materials, including lithium and magnesium, is essential to meeting the increasing demands for clean energy technologies and alleviating challenges with domestic supply chains. Gr.....»»
Grain boundaries weaken in planetary interiors, research suggests
Mantle convection and associated plate tectonics of planets like the Earth are governed by the deformation of mantle rocks. This deformation occurs through the motion of defects in the crystal lattices of minerals. Thus, the physical properties of th.....»»
Researchers develop model to study heavy-quark recombination in quark-gluon plasma
Researchers from the HEFTY Topical Collaboration investigated the recombination of charm and bottom quarks into Bc mesons in the quark-gluon plasma (QGP). They have developed a transport model that simulates the kinetics of heavy-quark bound states t.....»»
A review of progress and outlook for photodetectors based on graphene–semiconductor hybrid structures
A recent review summarizes the progress made in graphene-semiconductor hybrid photodetectors over the past decade. It begins by introducing key photodetector performance indicators, providing the basis for an accurate performance evaluation. The revi.....»»
Model simulates urban flood risk with an eye to equity
Plans for flood mitigation along urban rivers often benefit some neighborhoods more than others. Researchers and collaborators in a densely populated California floodplain developed a way to help planners see how infrastructure designs, sea-level ris.....»»
LG’s Tone Free T80 wireless earbuds come with head tracking — and a free portable speaker
The LG Tone Free T80 wireless earbuds boast a graphene speaker driver, Dolby Head Tracking, and a limited time promotion for a free Bluetooth speaker......»»
New method may facilitate the use of graphene nanoribbons in nanoelectronics
An international collaborative study that features researchers from Tel Aviv University (TAU), presented a new method for growing ultra-long and ultra-narrow strips of graphene (a derivative of graphite), which exhibit semiconducting properties that.....»»