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How do neutrons interact with reactor materials?

Many applications rely on global theoretical models of how neutrons interact with nuclei over a wide range of incident neutron energies. These applications range from energy production to homeland security to medical treatments. Scientists develop th.....»»

Category: topSource:  physorgOct 28th, 2022

Study: Quantum-dot-enabled infrared hyperspectral imaging with single-pixel detection

Near infrared (NIR) hyperspectral imaging is a highly promising detection technology capable of capturing detailed 3D spectral-spatial information, facilitating the identification and characterization of materials and targets based on their spectral.....»»

Category: topSource:  physorgRelated NewsSep 2nd, 2024

Engineers smash rocks to see what occurs when top layer of an asteroid-like object is hit with extreme external force

Johns Hopkins engineers have uncovered new details about how granular materials such as sand and rock behave under extreme impacts—findings that could someday help protect the Earth from dangerous asteroids......»»

Category: topSource:  physorgRelated NewsSep 2nd, 2024

3D bioprinting materials offer possibility for better bone and soft tissue repair

3D bioprinting is an advanced tissue engineering technique that builds complex tissues using bioactive substances like living cells and scaffolds. It provides personalized tissue repair solutions, reducing immune rejection by using patient-specific c.....»»

Category: topSource:  physorgRelated NewsSep 2nd, 2024

Nonprofit scrubs illegal content from controversial AI training dataset

After backlash, LAION cleans child sex abuse materials from AI training data. Enlarge (credit: Kirillm | iStock / Getty Images Plus) After Stanford Internet Observatory researcher David Thiel found links to child sexual.....»»

Category: topSource:  pcmagRelated NewsAug 30th, 2024

Researchers explore design of polar crystalline solids of pure molecular materials

Harmeet Bhoday, a Missouri S&T Ph.D. student in chemistry from Chandigarh, India, was the lead author of an article titled "Perfect Polar Alignment of Parallel Beloamphiphile Layers: Improved Structural Design Bias Realized in Ferroelectric Crystals.....»»

Category: topSource:  physorgRelated NewsAug 30th, 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

Exploring functional organic materials for the energy transition

Carbon, of all things, could help us to push forward the decarbonization of our industrial society. Functional carbon particles, known as carbon dots, can transform sunlight into energy and extract hydrogen from water. Prof. Dr. Dirk M. Guldi, a chem.....»»

Category: topSource:  physorgRelated NewsAug 29th, 2024

Reconfigurable sensor can detect particles 0.001 times the wavelength of light

In recent years, advances in photonics and materials science have led to remarkable developments in sensor technology, pushing the boundaries of what can be detected and measured. Among these innovations, non-Hermitian physics has emerged as a crucia.....»»

Category: topSource:  pcmagRelated NewsAug 27th, 2024

Researchers develop near-infrared spectroscopy models to analyze corn kernels and biomass

In the agricultural and food industry, determining the chemical composition of raw materials is important for production efficiency, application, and price. Traditional laboratory testing is time-consuming, complicated, and expensive. New research fr.....»»

Category: topSource:  pcmagRelated NewsAug 27th, 2024

Towards a large materials model for AI-driven materials discovery

Following the success of large language models, the concept of large materials models as deep-learning computational models for materials design has attracted great interest. Nevertheless, the task of acquiring large materials models appears to be qu.....»»

Category: topSource:  pcmagRelated NewsAug 27th, 2024

Superconductivity study confirms existence of edge supercurrents

Topological materials are materials that have unusual properties that arise because their wavefunction—the physical law guiding the electrons—is knotted or twisted. Where the topological material meets the surrounding space, the wavefunction must.....»»

Category: topSource:  physorgRelated NewsAug 26th, 2024

Researchers develop high-entropy non-covalent cyclic peptide glass for smart functional materials

Researchers from the Institute of Process Engineering (IPE) of the Chinese Academy of Sciences have developed a sustainable, biodegradable, biorecyclable material: high-entropy non-covalent cyclic peptide (HECP) glass. This innovative glass features.....»»

Category: topSource:  physorgRelated NewsAug 26th, 2024

The promise of synthetic cells

For over a decade, scientists have made extraordinary progress on the long-held dream of fabricating an entire cell from nonliving molecules and materials......»»

Category: topSource:  physorgRelated NewsAug 25th, 2024

Nontoxic ceramic could replace lead-based electronic components

The ceramic produced in Prof. Igor Lubomirsky's lab at the Weizmann Institute of Science seemed too good to be true. It belongs to a class of materials that are the backbone of many essential technologies but that unfortunately also create an environ.....»»

Category: topSource:  physorgRelated NewsAug 24th, 2024

Researchers identify effective materials for protecting astronauts from harmful cosmic radiation on Mars

Researchers have identified specific materials, including certain plastics, rubber, and synthetic fibers, as well as Martian soil (regolith), which would effectively protect astronauts by blocking harmful space radiation on Mars. These findings could.....»»

Category: topSource:  physorgRelated NewsAug 23rd, 2024

Machine learning uses X-ray diffraction data from polymers to predict the behavior of new materials

Polymers such as polypropylene are fundamental materials in the modern world, found in everything from computers to cars. Because of their ubiquity, it's vital that materials scientists know exactly how each newly developed polymer will perform under.....»»

Category: topSource:  physorgRelated NewsAug 23rd, 2024

A leap forward in nanotechnology: Growing special micro-crystals for better devices

In a paper published in the journal Advanced Materials, Dr. Atikur Rahman's research group from the Physics department at IISER Pune, India, along with collaborators, report a new way to grow special crystals called CsPbBr3 nanoplatelets......»»

Category: topSource:  physorgRelated NewsAug 23rd, 2024

Researchers demonstrate metasurfaces that control thermal radiation in unprecedented ways

Researchers with the Advanced Science Research Center at the CUNY Graduate Center (CUNY ASRC) have experimentally demonstrated that metasurfaces (two-dimensional materials structured at the nanoscale) can precisely control the optical properties of t.....»»

Category: topSource:  physorgRelated NewsAug 23rd, 2024

Hydrogels can learn to play Pong

Work could lead to new "smart" materials that can learn and adapt to their environment. This electroactive polymer hydrogel "learned" to play Pong. Credit: Cell Reports Physical Science/Strong et al......»»

Category: topSource:  arstechnicaRelated 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