Fysik & material

Researchers have used ultrafast X-ray pulses to photograph an individual protein molecule—a breakthrough that could transform drug development and structural biology. The achievement demonstrates a decades-old theoretical concept and opens a path to studying protein behavior at room temperature on timescales never before possible.EN

Researchers used advanced spectroscopy to measure the magnetic structure of two low-mass stars orbiting each other, providing the first detailed test of how magnetic fields form in this class of star. The findings could improve models used to predict stellar behavior and validate theories about magnetic field generation that apply to billions of similar stars.EN

Researchers have demonstrated a radically simpler way to generate high-intensity X-rays using tungsten microparticle streams instead of traditional rigid metal anodes. The approach produces sharper, more useful spectral outputs while handling far greater power densities—potentially opening access to X-ray technology for industries and labs that can't afford conventional synchrotrons.EN

Researchers have designed a neural network that doesn't just make predictions—it quantifies its own uncertainty, reveals systematic errors, and passes goodness-of-fit tests. The advance matters because experiments analyzing cosmic rays and other astro-particle events need trustworthy AI results, not just best guesses. This bridges a critical gap between machine learning speed and scientific rigor.EN

A new study reveals that the hexagonal form of sodium zirconate, widely studied as a carbon capture material for 60 years, is not a distinct crystal structure at all—it's just a disordered version of another form. The discovery undermines the scientific basis for decades of CO2 sorbent research and suggests performance claims tied to crystal structure may be unreliable.EN

Scientists have developed a technique to watch how photovoltage builds in lead sulfide quantum dot solar cells layer by layer, revealing that all layers contribute to power generation—and that a gold contact is essential for performance. The method could accelerate development of cheaper, more efficient nanomaterial-based solar cells by pinpointing exactly where improvements are needed.EN

Researchers have formulated a quantum version of a foundational physics equation that governs how magnets behave—closing a gap that existed since the classical theory was developed. The breakthrough could accelerate development of quantum computers and next-generation magnetic devices by enabling more accurate predictions of how quantum systems evolve over time.EN

Researchers have developed a computational method to extract hidden information about fault stress and friction from earthquake recordings — potentially improving hazard forecasting and industrial risk assessment. The breakthrough adapts a technique widely used in oil and gas exploration to work with the complex physics of fault rupture.EN

Researchers have discovered that specially designed quantum junctions can create unusual physical states—called exceptional points—that let dissipation actually enhance electrical flow. This finding could enable more precise control of superconducting devices for quantum computing and energy applications, opening a path to devices that harness loss rather than fight it.EN

Researchers have identified which chemical coatings significantly extend the lifetime of charge carriers in AgBiS₂ solar cells, a cheap and stable alternative to conventional silicon. The finding could accelerate commercialization of next-generation photovoltaic materials that require minimal processing and manufacturing infrastructure.EN

Researchers have decoded the mathematical architecture underlying exotic quantum systems predicted by string theory, creating new tools to describe how particles behave in extreme conditions. The advance could help theoretical physicists develop more precise models of fundamental forces and exotic materials—work that has long-term implications for quantum computing and advanced materials design.EN

Researchers have developed a needle-thin sensor that measures potassium and sodium levels inside living plants in real time, without harming them. The breakthrough could help agricultural companies and growers optimize fertilizer use, boost crop yields, and reduce water waste — transforming how farms diagnose and treat plant stress.EN

Researchers have discovered how to manipulate electron movement along domain walls in a magnetic topological material, achieving precisely quantized electrical conductance in one configuration. The finding could enable more efficient quantum computing architectures and next-generation electronic devices that exploit unusual magnetic properties at the nanoscale.EN

Scientists studying sodium-ion conductors discovered an unexpected trap: adding defects to widen ion pathways paradoxically slows down ion flow. The finding, published in Sustainable Energy & Fuels, challenges conventional battery design wisdom and could reshape how researchers engineer faster sodium-ion batteries for cheaper energy storage.EN

Researchers found that guiding protein orientation during x-ray imaging dramatically reduces the number of measurements required to reconstruct 3D structures. The discovery could accelerate drug discovery and structural biology by making expensive free-electron laser experiments faster and cheaper.EN

Researchers have created dynamic molecular systems that change structure based on chemical conditions, opening potential applications in responsive materials and smart manufacturing. The work demonstrates how two different chemical reactions can be linked to control molecular architecture, a capability that could enable new classes of adaptive polymers and advanced materials.EN

Researchers have built a laboratory injector test rig that reproduces the deposit buildup plaguing heavy-duty vehicles running alternative fuel blends. The breakthrough lets manufacturers identify which fuel formulations cause problems before they reach the market, potentially saving billions in warranty claims and engine failures.EN

Researchers have solved a decades-old computational bottleneck that prevented accurate modeling of particles suspended in fluids—a challenge blocking advances in drug delivery, manufacturing, and materials science. The barrier method lets engineers run simulations 10-100x faster without particles incorrectly overlapping, making complex industrial processes finally predictable at scale.EN

Researchers have developed a more accurate computer model for simulating titanium dioxide's physical properties using the Drude oscillator approach. The advance could speed up materials design for solar cells, catalysts, and coatings by reducing the need for expensive lab experiments.EN

Researchers have engineered a common enzyme to process aromatic ketones and aldehydes—inexpensive, abundant chemicals—into more valuable products through a biochemical reaction. The breakthrough, enabled by cryo-EM visualization of the enzyme's reaction intermediate, opens new pathways for synthesizing pharmaceuticals and fine chemicals with simpler, cheaper starting materials.EN

Scientists discovered that microscopic flaws in experimental red-emitting nano-LEDs stem from a manufacturing quirk—the dome-shaped templates used to grow the devices. Switching to flat starting materials could eliminate these defects entirely, potentially accelerating commercialization of nanoscale displays and lighting that could rival conventional LEDs in efficiency and cost.EN

Using artificial intelligence to sift through millions of star observations, researchers found seven distant stars showing infrared signatures consistent with massive energy-harvesting structures—potential Dyson spheres built by advanced civilizations. The discovery offers a concrete methodology for detecting technosignatures in existing astronomical data, with implications for space exploration strategy and the hunt for extraterrestrial intelligence.EN

Researchers have developed a deep learning system that instantly predicts radiation dose patterns for prostate cancer patients undergoing MRI-guided therapy, potentially cutting treatment times and letting clinicians choose optimal plans while patients are on the table. The breakthrough could reduce bottlenecks in adaptive radiotherapy, a growing clinical approach that personalizes treatment daily.EN

Researchers have discovered that graphene's structural distortions significantly alter how waves travel through it—a finding overlooked by simpler models. The discovery matters because graphene is already in sensors, electronics, and composites; accounting for these wave effects could improve device performance and enable entirely new applications in frequency filters and energy absorption.EN

Scientists have published a correction to computational methods used to predict how molecules behave when trapped in optical cavities—a setup gaining importance for controlling chemical reactions. The fix refines theoretical predictions that guide development of cavity-based technologies for manufacturing and materials science.EN