Fysik & material

Researchers at Europe's particle physics lab have doubled the measurement precision of how long an exotic baryon lives before decaying. The finding—which matches theoretical predictions—strengthens our understanding of matter's fundamental rules, crucial for validating the physics models that guide next-generation detector design and particle research investment.EN

Researchers at China's BESIII detector have measured a subatomic decay process with record accuracy, reducing measurement uncertainty to less than 2.5%. The work improves our understanding of fundamental particle interactions and validates experimental techniques that could refine future discoveries in high-energy physics.EN

Researchers have made the most precise measurement yet of how exotic charm particles decay, nailing down a fundamental constant that tests whether our best physics theory holds up. The finding could reveal cracks in the Standard Model or validate it—either way, it matters for understanding the universe's basic rules.EN

Researchers at CERN have identified previously unobserved decay patterns in exotic particles called b-hadrons, confirming theoretical predictions about particle interactions. The findings refine the Standard Model of physics and could improve understanding of matter asymmetry in the universe—a fundamental gap in scientific knowledge with long-term implications for materials science and quantum technology development.EN

Researchers using the BESIII detector have refined measurements of how D-zero particles decay into lighter particles and electrons—achieving accuracy levels 1.6 times better than previous attempts. The findings improve our understanding of fundamental particle interactions and provide critical benchmarks for validating theoretical models of matter.EN

Researchers have identified three previously unknown resonance states in electron-positron collisions, including one observed for the first time. The findings advance understanding of exotic hadron behavior and could refine particle physics models used in detector design and high-energy research facilities.EN

Physicists have narrowed the possible range of how Higgs bosons interact with themselves, a fundamental property that could reveal physics beyond current scientific models. The findings use data from trillions of particle collisions and constrain a key parameter that might unlock new discoveries in particle physics or materials science.EN

Physicists have detected W boson scattering—a phenomenon that probes how the universe breaks fundamental symmetry—with unprecedented precision at the Large Hadron Collider. The discovery validates core Standard Model predictions and demonstrates experimental techniques that could uncover physics beyond current theory, with implications for understanding matter itself.EN

Scientists using the Large Hadron Collider have measured how matter behaves in extreme conditions created during heavy-ion collisions, filling a critical gap in understanding the primordial state of the universe. The findings could refine models of how viscosity affects fluid behavior at subatomic scales, with potential implications for materials science and energy research.EN

Researchers using China's BESIII detector have observed a previously undetected decay pattern in exotic particles, confirming theoretical predictions about how matter behaves at extreme energies. The finding helps validate the Standard Model of particle physics and could inform future research into fundamental forces underlying all matter.EN

Researchers at CERN have measured how often a specific type of B particle decays into smaller particles with unprecedented accuracy, using nearly a decade of collision data. The result validates theoretical predictions about particle behavior and demonstrates the LHCb detector's ability to detect extremely rare events—a capability relevant to efforts to understand fundamental asymmetries in nature.EN

Scientists found no evidence for a theorized decay pathway of the exotic X(3872) particle, setting strict limits on how often it decays this way. The negative result constrains competing theories about whether this particle is conventional matter or something entirely new—crucial for validating quantum models used across particle physics research.EN

Physicists discovered that exotic particles called psi(2S) mesons behave differently depending on collision intensity—but only under specific conditions. The finding refines models of how quarks interact in extreme conditions, information crucial for validating physics theories used in emerging quantum technologies and next-generation particle detectors.EN

Researchers at the Large Hadron Collider have made the most precise measurement yet of how a B meson decays into a D* meson and tau lepton—a process that tests fundamental physics rules. The result aligns with theoretical predictions, bolstering confidence in the Standard Model and constraining theories of physics beyond it.EN

An international research team using China's BEPCII collider found no evidence for a predicted particle transformation, but the null result is scientifically valuable: it sets new limits on where exotic matter might hide. The finding refines models of fundamental physics that underpin next-generation detector design and particle research funding priorities.EN

Researchers have measured how charm particles called D_s+ decay into other particles with unprecedented accuracy, filling a critical gap in the Standard Model of physics. These measurements could help explain matter-antimatter imbalances and validate theoretical models that guide future particle detector design and high-energy physics research.EN

Researchers have measured how an exotic particle called hc decays into simpler particles—a first for several decay pathways. These measurements refine our understanding of quantum mechanics and could inform future particle detector designs, though applications remain years away.EN

Researchers have measured how charm mesons decay in ways that could improve the precision of experiments hunting for fundamental asymmetries in the universe. The findings provide a crucial calibration tool for particle physics labs worldwide, potentially unlocking clearer answers about why matter and antimatter behave differently—a question with profound implications for understanding reality itself.EN

Researchers at China's BEPCII Collider searched for a never-before-observed particle interaction across billions of collision events but came up empty. The null result narrows the search space for exotic particles and guides where future experiments should focus resources to understand fundamental physics beyond current theories.EN

Researchers at CERN's Large Hadron Collider found no evidence for hypothetical particles called higgsinos, narrowing the search space for dark matter candidates. The null result strengthens constraints on supersymmetry theories that major physics labs are betting billions to test, reshaping where scientists will focus future particle-discovery efforts.EN

Scientists at the CERN laboratory have made precise measurements of how Z bosons interact with heavy quarks in particle collisions, testing predictions from competing physics models. The findings help validate computational tools that underpin searches for new physics and could refine our understanding of matter's basic building blocks.EN

Researchers at China's BESIII detector measured subatomic particle collisions with record precision but found no anomalous threshold effects—closing off one theoretical possibility for exotic matter. The null result, while scientifically valuable for ruling out certain models, has limited immediate commercial implications but advances fundamental physics understanding.EN

Researchers using the BESIII detector have made the most precise measurement yet of how a charm-strange particle decays, reducing measurement uncertainty by more than half. The result provides a crucial benchmark for testing the Standard Model of physics and validates experimental techniques that will be essential for next-generation particle physics experiments.EN

Physicists have demonstrated that a new timing detector at the world's largest particle accelerator can pinpoint where collisions occur with 5.3-millimeter accuracy. The breakthrough improves the LHC's ability to reconstruct rare particle interactions, which could accelerate discovery of physics beyond current models and refine measurements critical to fundamental research programs.EN

CERN researchers used massive datasets from the Large Hadron Collider to rule out a theorized way the Higgs boson decays into invisible dark matter particles. The finding narrows where physicists should search for physics beyond the Standard Model—potentially redirecting billions in future research funding and accelerator design.EN