Fysik & material

Researchers predict gravity weakens rather than strengthens at micron scales—contradicting conventional models and opening new experimental tests. If confirmed, the finding could reshape our understanding of dark matter, early universe formation, and why cosmic expansion is accelerating today.EN

Researchers have developed a technique that can reliably distinguish weapons-grade uranium from depleted uranium without opening sealed containers. The method, tested through computer simulations, could help countries verify compliance with nuclear nonproliferation treaties and strengthen international confidence in disarmament agreements.EN

Astronomers have identified which measurement techniques reliably detect magnetic fields on M dwarfs—the galaxy's most common stars. The findings matter for exoplanet research and space weather prediction, as strong magnetic activity on these stars can strip atmospheres from nearby planets and affect their habitability.EN

A new roadmap addresses how runaway electrons—particles that escape during plasma disruptions—can severely damage the interior walls of tokamak fusion reactors. The problem threatens the commercial viability of ITER and future fusion plants, requiring engineers to rethink reactor design and safety systems before these facilities begin full operation.EN

Researchers have developed a mathematical tool that predicts how plastic polymers break down into reusable building blocks during chemical recycling. The advance could help manufacturers design plastics that recycle more efficiently, reducing reliance on virgin petroleum and lowering production costs for companies pursuing circular economy goals.EN

Researchers discovered that a wave-driven instability in Earth's bow shock—where the solar wind crashes into our planet's magnetosphere—efficiently heats ions while leaving electrons nearly untouched. The finding could improve forecasting of space weather events that damage satellites and power grids, and refine models used by space agencies and telecommunications companies to predict radiation hazards.EN

Researchers have developed a simple manufacturing method to produce plastic polymers that snap together with biological molecules at room temperature—without toxic solvents. The advance could accelerate development of biodegradable drug delivery systems, medical devices, and sustainable packaging, opening a faster, cheaper pathway to market for biotech companies.EN

Researchers have identified the specific conditions under which complex quantum systems can be mathematically decomposed into simpler, independent components—a finding that could streamline quantum computing and sensing technologies. The work provides engineers with a concrete roadmap for when such decompositions are possible, potentially reducing computational complexity in near-term quantum devices.EN

Researchers discovered a quantum material that maintains exotic magnetic properties despite intentional structural defects—a finding that could inspire more robust quantum devices. The discovery challenges decades of physics assumptions and suggests a new design principle for disorder-resistant quantum systems.EN

Researchers have created a previously unknown yttrium-nickel-silver compound that breaks the mold of how three metals can combine. The discovery suggests materials can be engineered to optimize their electronic properties in unexpected ways, potentially opening new pathways for developing advanced alloys in industries from aerospace to electronics.EN

Researchers have created a technique to compress powerful AI models into lightweight versions that run faster while maintaining accuracy—a breakthrough for accelerating battery and energy storage development. The approach, tested on zinc chloride solutions used in next-generation batteries, could help manufacturers simulate electrochemical systems at scale without expensive computing infrastructure.EN

Swedish hospitals achieved dramatic improvements in blood clotting test consistency after implementing a unified calibration system in 1999, reducing variability to below 6% across all labs. For healthcare systems and medical device makers, the finding demonstrates how national standardization protocols can eliminate dangerous measurement inconsistencies that affect anticoagulant dosing for millions of patients.EN

Researchers have mapped how quantum dots behave when engineered with parity-time symmetry—a property that could enable more efficient electron and photon transport in next-generation semiconductors and optical devices. The detailed simulation of thousands of quantum states provides a practical blueprint for building better quantum technologies in real materials.EN

A new report challenges the EU's incoming ban on plastic packaging for produce under 1.5 kg, arguing that necessity varies sharply by product. Soft fruits and leafy greens genuinely depend on packaging to prevent spoilage and waste, while hardy produce can survive without it—forcing regulators to weigh environmental goals against food waste and supply chain costs.EN

An international team has made the most precise measurement yet of a fundamental constant that explains why the universe contains matter rather than just energy. The finding, based on nearly a decade of particle-collision data, advances efforts to spot cracks in the Standard Model of physics—insights that could eventually reshape materials science and quantum technology.EN

Researchers have developed a method to grow a layer of electrically conductive polymer directly onto living cells while keeping them alive and functional. The breakthrough could enable new bioelectronic devices for medical diagnostics, neural interfaces, and cell-based sensors—a market estimated at billions annually.EN

Researchers have validated a method to measure cellulose's molecular weight using a greener solvent combination, potentially replacing a toxic industry standard. The technique works well for large cellulose molecules but struggles with smaller ones, offering limited advantage over existing approaches while costing more to implement.EN

Researchers found that certain plasma shock waves automatically collapse and rebuild themselves through a previously unknown mechanism involving competing wave patterns. The discovery could reshape how engineers design spacecraft shields, fusion reactors, and high-energy propulsion systems that rely on controlling plasma behavior in extreme magnetic fields.EN

Researchers used machine learning to predict how defects form and spread in a widely used superconductor, explaining a structural change that happens at elevated temperatures. The breakthrough matters for fusion reactors and particle accelerators, where reliable superconductors in harsh conditions are critical for next-generation energy and physics infrastructure.EN

Researchers have demonstrated that materials can autonomously organize themselves within biological environments, enabling synthetic structures to integrate directly with living tissue without external intervention. This approach could unlock new bioelectronics, medical devices, and engineered tissues that respond dynamically to their surroundings—opening commercial pathways for implantable diagnostics and adaptive medical therapies.EN

Researchers have discovered that temperature and mechanical agitation dramatically boost carbon material production from waste streams—doubling yields at modest heat levels and increasing output 260% with simple stirring. The finding could transform how waste-heavy industries like anaerobic digesters recapture value, converting byproducts into sellable advanced materials at scale.EN

Researchers discovered that tungsten carbide cathodes in industrial arc discharge systems generate and violently accelerate millimeter-sized particles through a carbon sublimation mechanism—not thermal melting as previously assumed. The finding could improve reliability and efficiency of arc discharge systems used in coating, welding, and materials processing.EN

Researchers discovered that two competing instabilities in colliding plasma clouds act as natural brakes on each other, preventing certain structures from growing indefinitely. The finding could refine how scientists model turbulence in astrophysical jets and improve simulations used in fusion energy research and space weather prediction.EN

Researchers have eliminated a critical blind spot in Bell tests—experiments that verify quantum mechanics and underpin quantum encryption. By tightening mathematical bounds on the "coincidence-time loophole," the work removes a potential vulnerability that could allow hackers to spoof quantum-secure communications. The findings strengthen confidence in quantum key distribution systems already deployed for high-stakes financial and government use.EN

Researchers have engineered an inorganic thermoelectric material to bend without breaking, solving a decade-old problem in wearable energy harvesting. The breakthrough could enable clothing and devices that generate electricity from body heat, opening a new market for flexible power sources.EN