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Observing individual atoms in 3D nanomaterials and their surfaces

Atoms are the basic building blocks for all materials. To tailor functional properties, it is essential to accurately determine their atomic structures. KAIST researchers observed the 3D atomic structure of a nanoparticle at the atom level via neural.....»»

Category: topSource:  physorgMay 12th, 2021

33 open-source cybersecurity solutions you didn’t know you needed

Open-source cybersecurity tools provide transparency and flexibility, allowing users to examine and customize the source code to fit specific security needs. These tools make cybersecurity accessible to a broader range of organizations and individual.....»»

Category: securitySource:  netsecurityRelated NewsSep 10th, 2024

First robot leg with "artificial muscles" jumps nimbly: Study

Researchers said on Monday they had designed the first robotic leg with "artificial muscles"—oil-filled bags allowing machines to move more like humans—that can jump nimbly across a range of surfaces......»»

Category: topSource:  theglobeandmailRelated NewsSep 10th, 2024

Silver nanoparticles and a new sensing method can fight back against antibiotic-resistant biofilms

From safeguarding our food supply to preventing hospital infections, the battle against antibiotic-resistant bacteria is a growing challenge. Some bacteria can form biofilms, thick aggregates of millions of individual cells surrounded by protective m.....»»

Category: topSource:  informationweekRelated NewsSep 9th, 2024

Neutral atom innovations by quantum systems accelerator mark quantum computing milestones

Before quantum computers can solve complex problems, researchers must develop technologies that manage larger numbers of qubits (the building blocks of quantum computers) for extended periods. Neutral atoms play an important role in this effort and a.....»»

Category: topSource:  physorgRelated NewsSep 6th, 2024

Physicists capture images of atoms flowing along a boundary without resistance despite obstacles in their path

Typically, electrons are free agents that can move through most metals in any direction. When they encounter an obstacle, the charged particles experience friction and scatter randomly like colliding billiard balls......»»

Category: topSource:  theglobeandmailRelated NewsSep 6th, 2024

Decoding the language of cells with the power of proteomics

Hundreds of millions of years ago, single cells joined forces to become multicellular organisms. At the foundation of this multicellular world is the cell surface: the plasma membrane surrounding each cell, where individual units meet and communicate.....»»

Category: topSource:  physorgRelated NewsSep 5th, 2024

More water worlds than we thought might support life

Too much water on exoplanet surfaces would mean high pressure ices, not life. Enlarge / High pressure ices near the crust are a feature of water-rich worlds.` (credit: Benoit Gougeon (University of Montreal)) The possibi.....»»

Category: topSource:  arstechnicaRelated NewsSep 5th, 2024

Cold-atom simulator demonstrates quantum entanglement between electronic and motional states

Researchers from the Institute for Molecular Science have revealed quantum entanglement between electronic and motional states in their ultrafast quantum simulator, generated by the repulsive force due to the strong interaction between Rydberg atoms......»»

Category: topSource:  physorgRelated NewsSep 3rd, 2024

Spin-controlled generation of a complete polarization set with randomly interleaved plasmonic metasurfaces

Optical metasurfaces are finely crafted two-dimensional artificial nanostructures composed of meticulously designed arrays of ultrathin artificial atoms. These surfaces possess capabilities beyond natural materials, enabling multifunctional control o.....»»

Category: topSource:  physorgRelated NewsAug 30th, 2024

Spectroscopy study reveals electrons in cocatalyst periphery drive photocatalytic hydrogen evolution

Synchronizing periodic excitations of photocatalysts with a Michelson interferometer on operando FT–IR spectroscopy, researchers led by Toshiki Sugimoto succeeded in observing and identifying the reactive electron species for photocatalytic hydroge.....»»

Category: topSource:  physorgRelated NewsAug 29th, 2024

Researchers create entangled quantum magnets with protected quantum excitations

When different quantum states combine, new collective states of matter can emerge. In the quantum realm, combining components such as atoms that possess quantum effects can give rise to macroscopic quantum states of matter, featuring exotic quantum e.....»»

Category: topSource:  physorgRelated NewsAug 29th, 2024

Using atomic excitations to measure the rotation of spacetime

How would atoms behave near a supermassive object? We know how atoms behave in extremely weak gravity like that at the Earth's surface: They can be excited from a lower energy level to a higher one when an electron absorbs a photon or a nucleus absor.....»»

Category: topSource:  pcmagRelated NewsAug 29th, 2024

RISCPoint RADAR provides real-time vulnerability detection across multiple attack surfaces

RISCPoint Advisory Group launched RADAR, an all-in-one cybersecurity platform. Combining continuous threat discovery with expert-led Penetration Testing as a Service (PTaaS), RADAR represents a significant leap forward in proactive security and risk.....»»

Category: securitySource:  netsecurityRelated NewsAug 29th, 2024

DigitalOcean unveils enhanced role-based access control

DigitalOcean announced updates to its role-based access control (RBAC), a method for managing user access to systems and resources within an organization by assigning permissions to roles rather than to individual users. This updates are highlighted.....»»

Category: securitySource:  netsecurityRelated NewsAug 27th, 2024

Physicists ease path to entanglement for quantum sensing

Nothing in science can be achieved or understood without measurement. Today, thanks to advances in quantum sensing, scientists can measure things that were once impossible to even imagine: vibrations of atoms, properties of individual photons, fluctu.....»»

Category: topSource:  physorgRelated NewsAug 26th, 2024

Ultra-sensitive photothermal microscopy technique detects single nanoparticles as small as 5 nm

The detection of individual particles and molecules has opened new horizons in analytical chemistry, cellular imaging, nanomaterials, and biomedical diagnostics. Traditional single-molecule detection methods rely heavily on fluorescence techniques, w.....»»

Category: topSource:  physorgRelated NewsAug 23rd, 2024

Researchers synthesize molecular aggregates for solar energy applications

No molecule stands alone—they need others, at least when it comes to being able to display useful photophysical, electronic, and chemical properties. When individual molecules combine into an aggregate, or a complex of two or more molecules, they b.....»»

Category: topSource:  physorgRelated NewsAug 23rd, 2024

Single nucleosomes tracked in live cells during cell division using super-resolution microscopy

Individual cells divide through a process called mitosis, during which the cell's copied DNA is separated between two resulting daughter cells. Despite recent advances in cell biology, the mechanism by which DNA condenses during mitosis is still poor.....»»

Category: topSource:  physorgRelated NewsAug 23rd, 2024

Low-cost flexible metasurfaces to increase the efficiency of optoelectronic devices

Metasurfaces are two-dimensional counterparts of metamaterials, which are artificial materials that possess unusual characteristics. With a variety of fascinatingly innovative and diverse uses, these specially-prepared surfaces with engineered patter.....»»

Category: topSource:  pcmagRelated NewsAug 22nd, 2024

First visualization of valence electrons reveals fundamental nature of chemical bonding

The distribution of outermost shell electrons, known as valence electrons, of organic molecules was experimentally observed for the first time by a team led by Nagoya University in Japan. As the interactions between atoms are governed by the valence.....»»

Category: topSource:  physorgRelated NewsAug 21st, 2024