Fysik & material

Researchers have demonstrated how to dramatically speed up the movement of magnetic skyrmions—tiny spinning structures that could power future computing devices—by suppressing forces that normally slow them down. The breakthrough, achieved by tuning a synthetic antiferromagnet, opens a path to energy-efficient alternatives to traditional semiconductors for artificial intelligence and data processing.EN

Scientists have decoded how laser light manipulates electron spins in a magnetic compound in less than 100 femtoseconds—a finding that could unlock faster, more efficient data storage and computing devices. The work shows how to control competing magnetic processes that occur during ultrafast optical excitation, opening a path toward practical spintronic applications.EN

Researchers have created a new class of environmentally friendly materials using gadolinium and chitosan that can absorb dangerous neutron radiation. The advance could improve safety protocols at nuclear facilities and waste storage sites while meeting sustainable manufacturing standards.EN

Researchers at Europe's largest particle physics facility analyzed 140 inverse femtobarns of collision data and found no evidence of theorized particles called electroweakinos, ruling them out up to 1.2 TeV—roughly 1,200 times heavier than a proton. The null result tightens constraints on beyond-Standard-Model physics and may reshape investment in alternative theoretical frameworks for explaining dark matter and fundamental forces.EN

Scientists have measured the top quark's mass to within 1.56 GeV using a novel decay method at the Large Hadron Collider, reducing uncertainty in a fundamental constant that underpins particle physics models. The precision measurement matters because the top quark's exact mass constrains theories about the universe's stability and helps calibrate experiments searching for undiscovered particles.EN

Researchers have developed a practical theoretical framework for modeling unusual two-dimensional particles called anyons, which could help engineers build more stable quantum computers. The work simplifies decades-old physics equations into a usable density functional theory, potentially accelerating development of quantum hardware based on these exotic states of matter.EN

Physicists discovered that quantum systems can simultaneously violate multiple fundamental constraints on non-classical behavior—a property that strengthens with more particles. The finding could improve how companies verify quantum computers are working correctly, addressing a key bottleneck in scaling quantum devices for practical applications.EN

Researchers using the Dark Energy Survey discovered that focusing on young, star-forming galaxies dramatically reduces measurement errors in studies of dark energy and cosmic expansion. The technique cuts uncertainty by 50% without requiring complex new math, offering a faster path to more reliable maps of the universe's fate—crucial data for long-term space exploration and fundamental physics investments.EN

Researchers have identified a simple chemical substitution that significantly strengthens aluminosilicate glass while improving its thermal stability. By replacing sodium oxide with magnesium oxide, manufacturers can boost hardness, crack resistance, and heat tolerance—findings that could reduce material costs and improve performance in demanding applications from electronics to aerospace.EN

Researchers have solved a major limitation of eco-friendly UV coatings by mixing plant-derived compounds with traditional materials, enabling faster, more reliable curing in real-world conditions. The breakthrough could accelerate adoption of low-chemical coatings in automotive, packaging, and industrial markets where moisture sensitivity has historically been a dealbreaker.EN

Researchers have developed a faster alternative to conventional X-ray tomography that eliminates the need to physically rotate samples during imaging. The technique, called X-ray multi-projection imaging, could enable studies of rapid chemical reactions and dynamic processes previously impossible to observe, opening new applications in materials science, pharmaceuticals, and manufacturing.EN

Researchers analyzed five years of data from NASA's MAVEN spacecraft and identified over 21,000 intense magnetic disturbances around Mars. The finding reshapes understanding of how planetary magnetic fields interact with solar wind and could improve predictions for future crewed missions and communication systems operating near Mars.EN

Researchers have developed a simpler, cheaper way to make tiny crystalline materials called covalent organic frameworks without toxic chemicals or surfactants. The advance could accelerate commercialization of these materials for industrial photocatalysis, water treatment, and sustainable manufacturing—markets currently limited by expensive, complex production methods.EN

IceCube's most comprehensive search for high-energy neutrinos has found no clear link to nearby galaxies, suggesting the mysterious particles originate from more distant or hidden sources. The finding forces physicists to reconsider their assumptions about neutrino origins and may redirect billion-dollar investments in next-generation detection infrastructure.EN

Researchers created heat-resistant polyesters from renewable pine compounds that can partially break down in industrial composting. The materials remained stable above 220°C and showed early biodegradation potential, suggesting a viable alternative to fossil-based plastics for packaging and consumer goods where end-of-life disposal is a growing regulatory concern.EN

Researchers used computer simulations to predict how non-spherical particles behave when suspended in specialized fluids that combine elastic, viscous, and yield-stress properties. The findings could improve manufacturing precision in 3D printing, drug delivery systems, and hydraulic fracturing—industries where controlling particle placement during fluid transport directly affects product quality and performance.EN

A new radio survey has detected and modeled distant supernovae up to 40 years after they exploded, revealing previously hidden details about their composition and physics. The findings improve scientists' ability to predict how stellar explosions behave—knowledge essential for using supernovae as cosmic distance markers in cosmology and fundamental physics research.EN

An international team analyzing 21 distant supernovas has identified telltale signs of violent mass ejections occurring less than a year before the explosions themselves. The discovery could refine how scientists predict and study these extreme cosmic events, improving models used by observatories worldwide to allocate telescope time and resources for studying stellar death.EN

Astronomers have created the most detailed ultraviolet map yet of star formation in nearby galaxies, tracking thousands of stars and clusters across different cosmic environments. The survey could improve models for understanding how galaxies evolve—critical for industries relying on space-based data and for refining our understanding of planetary habitability.EN

Researchers modeled how intense radiation in the early universe prevented the smallest dwarf galaxies from forming stars, fundamentally changing where galaxies appear today. The findings help explain astronomical observations and refine models that predict cosmic structure—crucial for next-generation space telescopes and our understanding of galaxy formation.EN

A new census of 330 nearby supernovae has identified rare, dimmer explosions that challenge existing models of how massive stars die. The findings could improve how scientists detect distant stellar events and refine predictions about the universe's composition—insights relevant to space agencies and firms developing astronomical observation technology.EN

Astronomers have calibrated a new method to measure how fast stars form in galaxies by analyzing infrared light signatures, using NASA's latest space telescope. The technique works well in normal galaxies but breaks down in metal-poor environments, offering insights crucial for understanding cosmic evolution and refining models that guide future space missions and observations.EN

Astronomers observed an unusual supernova with a distinctive two-peaked brightness pattern, challenging existing models of how certain stars explode. The discovery could refine forecasting tools for understanding stellar behavior and improve methods for measuring cosmic distances—critical for applications ranging from cosmology research to technology development dependent on precise astronomical calibration.EN

Astronomers using NASA's James Webb Space Telescope have mapped the spatial patterns of newborn star clusters across nearby galaxies, discovering they form in tightly grouped hierarchies before spreading randomly over ~100 million years. The findings could refine models for stellar feedback and galaxy evolution that inform long-term space infrastructure planning and resource allocation for observatory programs.EN

Using measurements from the Dark Energy Spectroscopic Instrument and Planck satellite, researchers found that dark energy — the mysterious force driving cosmic expansion — matches Einstein's cosmological constant model across billions of years of cosmic history. The finding constrains theories about the universe's fate and helps ground long-term physics and space exploration strategy.EN