Advertisements


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......»»

Category: topSource:  physorgFeb 12th, 2024

Morphable materials: Researchers coax nanoparticles to reconfigure themselves

A view into how nanoscale building blocks can rearrange into different organized structures on command is now possible with an approach that combines an electron microscope, a small sample holder with microscopic channels, and computer simulations, a.....»»

Category: topSource:  physorgRelated NewsAug 19th, 2024

Mpox outbreak is an international health emergency, WHO declares

The declaration is "the highest level of alarm under international health law." Enlarge / A negative stain electron micrograph of a mpox virus virion in human vesicular fluid. (credit: Getty | BSIP) The World Health Or.....»»

Category: topSource:  arstechnicaRelated NewsAug 15th, 2024

Lewis-base ligand optimized electrolyte composition enhances CO₂ electrolysis performance

The electrode-electrolyte interface where electrocatalytic reactions occur, buried between solid-catalysts and electrolytes, involves complicated processes of electron transfer and mass diffusion under an applied electric field. Understanding the int.....»»

Category: topSource:  theglobeandmailRelated NewsAug 14th, 2024

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......»»

Category: topSource:  physorgRelated NewsAug 13th, 2024

AI-driven method enhances electron microscopy imaging capabilities of complex biological systems

Electron microscopy has enabled visualization of the intricate details inside cells. The advancement to 3D electron microscopy, known as volume EM (vEM), has further expanded this three-dimensional, nanoscale imaging capacity. However, trade-offs bet.....»»

Category: topSource:  physorgRelated NewsAug 13th, 2024

Scientists discover highest-energy gamma-ray line in the universe

A research group led by the Institute of High Energy Physics (IHEP) of the Chinese Academy of Sciences (CAS) report the discovery of a gamma-ray line up to 37 million electron-volts from an extremely bright gamma-ray burst, which represents the highe.....»»

Category: topSource:  physorgRelated NewsAug 7th, 2024

Ultrafast electron microscopy technique advances understanding of processes applicable to brain-like computing

Today's supercomputers consume vast amounts of energy, equivalent to the power usage of thousands of homes. In response, researchers are developing a more energy-efficient form of next-generation supercomputing that leverages artificial neural networ.....»»

Category: topSource:  physorgRelated NewsAug 5th, 2024

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......»»

Category: topSource:  physorgRelated NewsAug 1st, 2024

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.....»»

Category: topSource:  arstechnicaRelated NewsJul 30th, 2024

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.....»»

Category: topSource:  physorgRelated NewsJul 25th, 2024

Woman who went on the lam with untreated TB is now cured

The woman realized how serious her infection was once she was in custody. Scanning electron micrograph of Mycobacterium tuberculosis bacteria, which cause TB. (credit: National Institute of Allergy and Infectious Diseases).....»»

Category: topSource:  arstechnicaRelated NewsJul 24th, 2024

Nanoscale trilayer exhibits ultrafast charge transfer in semiconductor materials

Successfully innovating optoelectronic semiconductor devices depends a lot on moving charges and excitons—electron-hole pairs—in specified directions for the purpose of creating fuels or electricity......»»

Category: topSource:  physorgRelated NewsJul 18th, 2024

Small steps for electrons—big steps for the future? Ultrafast microscope reveals electron pathways in solar cells

In the search for more efficient and sustainable energy generation methods, a class of materials called metal halide perovskites have shown great promise. In the few years since their discovery, novel solar cells based on these materials have already.....»»

Category: topSource:  physorgRelated NewsJul 17th, 2024

First observation of the nuclear two-photon decay in bare atomic nuclei

For the first time, an international research team has succeeded in observing a two-photon decay on a so-called bare atomic nucleus from which the entire electron shell has been removed......»»

Category: topSource:  theglobeandmailRelated NewsJul 17th, 2024

High-speed electron camera uncovers new "light-twisting" behavior in ultrathin material

While taking snapshots with the high-speed electron camera at the Department of Energy's SLAC National Acceleratory Laboratory, researchers discovered new behavior in an ultrathin material that offers a promising approach to manipulating light that w.....»»

Category: topSource:  physorgRelated NewsJul 10th, 2024

Nationwide sandwich shop chain opens 19th Jacksonville-area restaurant on Fleming Island

Nationwide sandwich shop chain opens 19th Jacksonville-area restaurant on Fleming Island.....»»

Category: gadgetSource:  yahooRelated NewsJul 10th, 2024

Study finds nitrite-driven anaerobic ethane oxidation in microbial cultures

Ethane, an overlooked greenhouse gas, can be oxidized with electron acceptors like sulfate and nitrate. Despite nitrite being a more thermodynamically feasible electron acceptor, little is known about nitrite-driven anaerobic ethane oxidation......»»

Category: topSource:  physorgRelated NewsJul 9th, 2024

Geochronological study analyzes the most ancient sedimentary levels at the Galería site

Isabel Hernando-Alonso, a researcher at the Centro Nacional de Investigación sobre la Evolución Humana (CENIEH), is the lead author of a geochronological study published in the journal Quaternary Geochronology, in which the electron spin resonance.....»»

Category: topSource:  physorgRelated NewsJul 9th, 2024

The forbidden propagation of hyperbolic phonon polaritons and applications in near-field energy transport

A new publication in Opto-Electronic Science discusses forbidden propagation of hyperbolic phonon polaritons and applications in near-field energy transport......»»

Category: topSource:  theglobeandmailRelated NewsJul 8th, 2024

Researchers pioneer new methods in ultrafast science for sharper molecular movies

Imagine being able to watch the inner workings of a chemical reaction or a material as it changes and reacts to its environment—that's the sort of thing researchers can do with a high-speed "electron camera" called the Megaelectronvolt Ultrafast El.....»»

Category: topSource:  physorgRelated NewsJul 5th, 2024