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Lightwave-driven scanning tunneling spectroscopy of atomically precise graphene nanoribbons

When physicist Tyler Cocker joined Michigan State University in 2018, he had a clear goal: build a powerful microscope that would be the first of its kind in the United States......»»

Category: topSource:  physorgNov 24th, 2021

Study offers new explanation for Siberia"s permafrost craters

Mysterious craters that first appeared in the Siberian permafrost a decade ago were caused by climate change-driven pressure changes that explosively released methane frozen underground, a new study reports. The research offers a fresh take on the or.....»»

Category: topSource:  physorgRelated NewsSep 27th, 2024

Exponential growth brews 1 million AI models on Hugging Face

Hugging Face cites community-driven customization as fuel for diverse AI model boom. Enlarge (credit: Hugging Face / anucha sirivisansuwan via Getty Images) On Thursday, AI hosting platform Hugging Face surpassed 1 milli.....»»

Category: topSource:  theglobeandmailRelated NewsSep 27th, 2024

Scientists uncover a critical component that helps killifish regenerate their fins

Spontaneous injuries like the loss of a limb or damage to the spinal cord are impossible for humans to repair. Yet, some animals have an extraordinary capacity to regenerate after injury, a response that requires a precise sequence of cellular events.....»»

Category: topSource:  marketingvoxRelated NewsSep 26th, 2024

ALICE probes the strong interaction three-body problem with new measurements of hadron–deuteron correlations

In an article recently published in Physical Review X, the ALICE collaboration presented its studies of correlations in the kaon–deuteron and proton–deuteron systems, opening the door to precise studies of the forces in three-body nuclear systems.....»»

Category: topSource:  physorgRelated NewsSep 25th, 2024

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.....»»

Category: topSource:  physorgRelated NewsSep 25th, 2024

A versatile approach to realize quantum-enhanced metrology with large Fock states

The collecting of highly precise measurements can enable research developments and technological advancements in numerous fields. In physics, high-precision measurements can unveil new phenomena and experimentally validate theories......»»

Category: topSource:  physorgRelated NewsSep 25th, 2024

Atmospheric methane increase during pandemic due primarily to wetland flooding, satellite data analysis finds

A new analysis of satellite data finds that the record surge in atmospheric methane emissions from 2020 to 2022 was driven by increased inundation and water storage in wetlands, combined with a slight decrease in atmospheric hydroxide (OH). The resul.....»»

Category: topSource:  theglobeandmailRelated NewsSep 24th, 2024

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.....»»

Category: topSource:  theglobeandmailRelated NewsSep 24th, 2024

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.....»»

Category: topSource:  physorgRelated NewsSep 24th, 2024

Discovering new energy levels in atomic hyperfine structures

Since the late 1960s, the Laboratoire Aimé Cotton (LAC) in Orsay, France, has made significant progress in the classification of complex atomic spectra. These advances have been driven both by the development of Fourier transform spectroscopy, and t.....»»

Category: topSource:  physorgRelated NewsSep 24th, 2024

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.....»»

Category: topSource:  physorgRelated NewsSep 24th, 2024

Discover how online fraud can impact your business

Recent reports underscore increased fraud losses driven by both old methods and new technologies. As fraudsters exploit advancements in AI and other sophisticated tools, their methods have become more difficult to combat. From AI-driven scams and sop.....»»

Category: securitySource:  netsecurityRelated NewsSep 24th, 2024

65% of websites are unprotected against simple bot attacks

Companies across industries are seeing more bot-driven attacks, both basic and advanced, according to DataDome. An analysis of over 14,000 websites uncovered alarming gaps in protection against cyber fraud, particularly within consumer-centric indust.....»»

Category: securitySource:  netsecurityRelated NewsSep 24th, 2024

OpenAI CEO: We may have AI superintelligence in “a few thousand days”

Altman says "deep learning worked" and will lead to "massive prosperity." Enlarge (credit: andresr via Getty Images) On Monday, OpenAI CEO Sam Altman outlined his vision for an AI-driven future of tech progress and globa.....»»

Category: topSource:  arstechnicaRelated NewsSep 23rd, 2024

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.....»»

Category: topSource:  marketingvoxRelated NewsSep 23rd, 2024

3D field-based tracking and field experiments of octopus and fish unlock the secrets of multispecies hunting

The diving gear is on, the cameras are ready—biologist Eduardo Sampaio and his colleagues are set to go. They dive in the Red Sea, scanning left and right underwater—and wonder: Where can an octopus hunting be found? Finally, they spot one. The t.....»»

Category: topSource:  physorgRelated NewsSep 23rd, 2024

"Pirate birds" force other seabirds to regurgitate fish meals. Their thieving ways could spread lethal avian flu

It's not easy finding food at sea. Seabirds often stay aloft, scanning the churning waters for elusive prey. Most seabirds take fish, squid, or other prey from the first few meters of seawater. Scavenging is common......»»

Category: topSource:  pcmagRelated NewsSep 21st, 2024

Citizen science collaboration yields precise data on exoplanet WASP-77 A b

A planet swings in front of its star, dimming the starlight we see. Events like these, called transits, provide us with bounties of information about exoplanets—planets around stars other than the sun. But predicting when these special events occur.....»»

Category: topSource:  pcmagRelated NewsSep 20th, 2024

X-Ray Imaging and Spectroscopy Mission unveils black hole and supernova remnant surroundings

The X-Ray Imaging and Spectroscopy Mission (XRISM) has revealed the structure, motion and temperature of the material around a supermassive black hole and in a supernova remnant in unprecedented detail. Astronomers presented the first scientific resu.....»»

Category: topSource:  physorgRelated NewsSep 20th, 2024

Deforestation in the Amazon is driven more by domestic demand than by the export market, finds study

Brazilian Legal Amazonia (BLA)—which comprises the entirety of the Amazon Basin located in Brazil and vast adjacent swathes of the Cerrado, spanning nine states—is more than 5 million square kilometers (km2) in area and corresponds to almost 60%.....»»

Category: topSource:  physorgRelated NewsSep 20th, 2024