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Determining the structure of a molecule with laser-induced electron diffraction

Light microscopes have revolutionized our understanding of the microcosmos, but their resolution is limited to about 100 nanometers. To see how molecules bond, break, or change their structure, we need at least 1000 times better resolution......»»

Category: topSource:  physorgMar 9th, 2021

Pore structure characteristics found to influence carbon mineralization under conservation tillage

Soil aggregates are the basic units of soil structure and serve as a reservoir for soil carbon, playing a crucial role in the carbon cycle of ecosystems. The pore characteristics of soil aggregates influence the mineralization of soil organic carbon......»»

Category: topSource:  physorgRelated NewsAug 20th, 2024

Neutrons illuminate environmental and biological mysteries

Neutron techniques have long been valued in various scientific fields for their ability to penetrate materials without altering their structure. However, their use in environmental and biological sciences has been limited. Complex systems like soil-w.....»»

Category: topSource:  physorgRelated NewsAug 20th, 2024

AI accelerates discovery of next-gen polymers

Nylon, Teflon, Kevlar. These are just a few familiar polymers—large-molecule chemical compounds—that have changed the world. From Teflon-coated frying pans to 3D printing, polymers are vital to creating the systems that make the world function be.....»»

Category: topSource:  physorgRelated NewsAug 20th, 2024

Astronomers discover spectacular increase in the deuterium to hydrogen ratio in Venus"s atmosphere

Thanks to observations by the Solar Occultation in the Infrared (SOIR) instrument on the Venus Express space probe of the European Space Agency (ESA), researchers have discovered an unexpected increase in the abundances of two water molecule variants.....»»

Category: topSource:  physorgRelated NewsAug 20th, 2024

Green light for accurate vegetation research: Evaluation of global SIF datasets

A recent study has pinpointed the top-performing solar-induced chlorophyll fluorescence (SIF) products for precise global monitoring of photosynthesis and vegetation dynamics. By thoroughly evaluating eight widely-used SIF datasets, the research team.....»»

Category: topSource:  physorgRelated NewsAug 19th, 2024

Small molecule organic eutectics show potential for replacing plastics

Plastics have long been a mainstay in modern manufacturing, but their environmental impact has increased demand for eco-friendly alternatives. Researchers at The University of Warwick have made significant progress in the search for sustainable alter.....»»

Category: topSource:  physorgRelated NewsAug 19th, 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

Team develops method for control over single-molecule photoswitching

Scientists from the Department of Physical Chemistry at the Fritz Haber Institute have made an innovative discovery in nanoscale optoelectronics. The study, published in the journal Nature Communications and titled "Atomic-Precision Control of Plasmo.....»»

Category: topSource:  theglobeandmailRelated NewsAug 16th, 2024

Research team releases a 76 m-per-pixel global color image dataset and map of Mars

Remote-sensing images of Mars contain rich information about its surface morphology, topography, and geological structure. These data are fundamental for scientific research and exploration missions of Mars. Prior to China's first Mars exploration mi.....»»

Category: topSource:  theglobeandmailRelated NewsAug 16th, 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

Chromatin structure found to play a key role in canine social behavior evolution

A study on dogs found that chromatin's spatial structure has a significant role in the evolution of social behavior. Chromatin, the compact form of DNA, not only packages genetic material but also plays a crucial role in gene regulation......»»

Category: topSource:  physorgRelated NewsAug 14th, 2024

House call: A new study rethinks early Christian landmark

Since its discovery by modern researchers a century ago, an ancient structure known as the "Christian building" has become widely considered the cornerstone of early Christian architecture. Constructed around 232 C.E. in the ancient city of Dura-Euro.....»»

Category: topSource:  physorgRelated NewsAug 14th, 2024

Scammers dupe chemical company into wiring $60 million

Orion S.A., a global chemical company with headquarters in Luxembourg, has become a victim of fraud: it lost approximately $60 million through “multiple fraudulently induced outbound wire transfers to accounts controlled by unknown third partie.....»»

Category: securitySource:  netsecurityRelated 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

Changing food consumers" choices may help cut greenhouse gases

Planet-warming greenhouse gas emissions associated with the global food supply chains induced by diets could fall by 17% if people change their food choices towards more plant-based diets, a new study reveals......»»

Category: topSource:  physorgRelated NewsAug 13th, 2024

Comparing Apple’s latest App Store changes in the EU to Google’s Play Store guidelines

Last week, Apple announced changes to its compliance strategy with the Digital Markets Act in the European Union. These changes apply to apps that link to a web page and include a new fee structure centered around the Initial Acquisition Fee and the.....»»

Category: topSource:  informationweekRelated NewsAug 13th, 2024

Research team uses tunable laser to develop straightforward broadband spectroscopy method with Hz-level precision

Since the first demonstration of the laser in the 1960s, laser spectroscopy has become an essential tool for studying the detailed structures and dynamics of atoms and molecules. Advances in laser technology have further enhanced its capabilities. Th.....»»

Category: topSource:  pcmagRelated NewsAug 12th, 2024

Developing a simple, cost-effective method to identify the targets of a crucial protein-modifying enzyme

Human proteins undergo a variety of chemical modifications following their synthesis. These modifications regulate their structure, function, and stability. Researchers from the Bhogaraju Group at EMBL Grenoble have developed a new method to study a.....»»

Category: topSource:  theglobeandmailRelated NewsAug 12th, 2024

Align or die: Revealing unknown mechanism essential for bacterial cell division

A previously unknown mechanism of active matter self-organization essential for bacterial cell division follows the motto "dying to align": Misaligned filaments "die" spontaneously to form a ring structure at the center of the dividing cell. The stud.....»»

Category: topSource:  physorgRelated NewsAug 12th, 2024