What did the electron "say" to the phonon in the graphene sandwich?
A TU/e and Catalan Institute of Nanoscience and Nanotechnology-led collaboration involving researchers from around the world has the answer, and the why, and the results have been published in the journal Science Advances......»»
Revealing the superconducting limit of twisted bilayer graphene
Graphene is a simple material containing only a single layer of carbon atoms, but when two sheets of it are stacked together and offset at a slight angle, this twisted bilayer material produces numerous intriguing effects, notably superconductivity......»»
Chiral molecular self-assemblies that absorb light boost singlet fission process, research demonstrates
In organic molecules, an exciton is a particle bound pair of an electron (negative charge) and its hole (positive charge). They are held together by Coulombic attraction and can move within molecular assemblies. Singlet fission (SF) is a process wher.....»»
Graphene-enhanced ceramic tiles make striking art
Adding a bit of graphene oxide to slurry and zapping with ultrasound for 10 minutes yields best tiles. In recent years, materials scientists experimenting with ceramics have start.....»»
Graphene oxide and chitosan sponge found to be ten times more efficient at removing gold from e-waste
A team of chemists and materials scientists at the National University of Singapore, working with colleagues from Manchester University, in the U.K., and Guangdong University of Technology, in China, has developed a type of sponge made of graphene ox.....»»
Novel light source enables better temporal resolution of UV-induced molecular dynamics
The Attosecond Science group at the Center for Free-Electron Laser Science has developed a novel light source capable of producing extremely short pulses for the investigation of UV-induced molecular dynamics with unprecedented temporal resolution. S.....»»
Graphene-based memristors move a step closer to benefiting next-generation computing
Researchers from Queen Mary University of London and Paragraf Limited have demonstrated a significant step forward in the development of graphene-based memristors and unlocking their potential for use in future computing systems and artificial intell.....»»
X-ray spectroscopy study maps ultrafast charge delocalization in aqueous environments
The movement of electron density is a subject of interest for chemists worldwide, as substances interact through electrons. These processes are ultrafast and traditionally require time-resolved experiments at the attosecond level to study and describ.....»»
New fabrication strategy enhances graphene aerogel sensitivity and durability for human-machine interfaces
In recent years, researchers have synthesized various new materials that could be used to develop more advanced robotic systems, devices and human-machine interfaces. These materials include graphene aerogels, ultralight, porous and graphene-based ma.....»»
Cryo-electron microscopy sheds light on endothelin signaling mechanisms
Endothelin is a peptide hormone known for its vasoconstrictive effects. Researchers at University of Tsukuba used cryo-electron microscopy to examine the complex structure of the endothelin receptor and G protein, which are crucial for signal transdu.....»»
First ever visualization shows photoexcited charges traveling across the interface of two semiconductor materials
UC Santa Barbara researchers have achieved the first-ever "movie" of electric charges traveling across the interface of two different semiconductor materials. Using scanning ultrafast electron (SUEM) techniques developed in the Bolin Liao lab, the re.....»»
A new plasma-based technological design boosts graphene production by more than 22%
Harder than a diamond, stronger than steel, as flexible as rubber and lighter than aluminum. These are just some of the properties attributed to graphene. Although this material has sparked great interest in the scientific community in recent years,.....»»
World"s highest-voltage gun accelerates electrons from zero to 80% the speed of light
Scientists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory have designed and tested the world's highest voltage polarized electron gun, a key piece of technology needed for building the world's first fully polarized Electron-I.....»»
Cryo-electron microscopy provides new insights into the cell"s repair system
The membrane that surrounds cells in living organisms is extremely flexible and sensitive. How it protects itself from damage and renews itself is crucial for many life processes, and is not yet fully understood in detail. Scientists at Forschungszen.....»»
The secret to healthy and sustainable fish fingers: An expert explains
I like to eat quintessential fish fingers as a crusty bread sandwich, with lemon juice, mayonnaise and salad. And I'm not the only one. Fish fingers are one of the most commonly bought fish products in the UK, with around 1.5 million eaten each day (.....»»
An Ultrathin Graphene Brain Implant Was Just Tested in a Person
A Spanish biotech company sees the carbon material as a way to power the brain-computer interfaces of the future......»»
Ultra-high speed camera for molecules: Attosecond spectroscopy captures electron transfer dynamics
In nature, photosynthesis powers plants and bacteria; within solar panels, photovoltaics transform light into electric energy. These processes are driven by electronic motion and imply charge transfer at the molecular level. The redistribution of ele.....»»
New insights into hot carrier solar cells: Study explores hot electron tunneling and collection to enhance efficiency
Hot carrier solar cells, a concept introduced several decades ago, have long been seen as a potential breakthrough in solar energy technology. These cells could surpass the Shockley–Queisser efficiency limit, which is a theoretical maximum efficien.....»»
Research reveals best conditions for storing graphene oxide
A research team from Skoltech and other scientific organizations conducted a study to determine which conditions are the most suitable for storing graphene oxide—a promising material that can be used for manufacturing composite materials, gas senso.....»»
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.....»»