A team of scientists has analyzed the activity of blazar PKS 2155-304 over a long period, finding no correlation between events in different radiation ranges. The data also failed to show the expected relationship between X-ray flares and higher-energy photon observations.
Researchers measured high-energy gamma-ray emissions from unstable curium nuclei produced in fission, providing insights into pygmy resonances and the fission process. The study's results enable reliable comparisons of gamma-ray emissions across isotopes, aiding nuclear theorists in improving models describing fission dynamics.
A team of scientists observed Jahn–Teller polarons in cobalt oxide crystals activated by tailored laser pulses. The study reveals the material's structural, electrical, and magnetic properties can be engineered using ultrafast laser pulses.
A team of physicists used mathematical modeling to describe the spread of opinion and election results in terms of anomalous diffusion. Their research found that certain social phenomena exhibit similar characteristics to physical systems, such as particle movement in complex media.
Physicists have developed a more accurate method for estimating the impact of calculations that are not performed in high-energy particle collisions. The new approach uses perturbative calculations to reduce uncertainties present in previous simulations.
The B-STING silica nanocomposite acts as a nanofactory of reactive oxygen species, activating itself in response to changes in the chemical environment. This material can be used to create biocidal coatings that are safe, durable, and resistant to dirt, with potential applications in medicine and other industries.
The LHC accelerator confirms an improved model of proton collisions, with implications for our understanding of quantum mechanics. The generalized dipole model describes existing data more accurately and works well in a wider range of energies.
Researchers from Polish institutes show that identical particles exhibit observable quantum nonlocality due to their fundamental identity. They use advanced tools to analyze and identify classical optical systems where this phenomenon manifests, shedding light on the primordial form of nonlocality in quantum mechanics.
Physicists from the Institute of Nuclear Physics in Cracow confirmed the validity of the core-halo model by observing coherent production of triplets of pions in high-energy proton collisions. This achievement provides new insights into hadronisation, a process that shapes the matter universe.
A sophisticated neutron flux diagnostic system will gather knowledge of plasma and power released in nuclear reactions at ITER. The High Resolution Neutron Spectrometer (HRNS) measures both neutron number and energies, providing information on fuel composition, ion temperature, and combustion quality.
Physicists from the IFJ PAN in Cracow have successfully produced homogeneous coatings of titanium oxide nanotubes on large metal surfaces, overcoming the obstacle of crystal grain boundaries. The method combines nanoparticle lithography and electrochemical anodization, enabling controlled material properties.
Researchers developed a practical solution to verify radiation quality in clinical practice, enabling precise determination of biological effects and effective cancer cell destruction. This innovation allows for better planning and reduced damage to healthy tissues.
Researchers at the Henryk Niewodniczanski Institute of Nuclear Physics have developed wound dressings containing the antibacterial drug metronidazole, which can be released in a controlled manner. The mats are made from electrospun polymer fibers and could potentially be used to treat infections.
Scientists from the NA61/SHINE experiment have observed a clear anomaly indicative of a violation of flavor symmetry between up and down quarks. The study used argon and scandium atomic nuclei and reported an overproduction of charged kaons, contradicting theoretical predictions.
Astronomers have observed a record-breaking X-ray surge in the distant blazar BL Lacertae, which appears to shift between different spectral classes. The object's unusual behavior challenges current understanding of its physical phenomena.
A team of physicists has successfully described the inside of a proton using quantum information tools, revealing maximal entanglement and predicting particle production. The new formalism correctly reproduces all available experimental data, providing insights into the complex interactions within protons.
Researchers develop new technique to analyze abstract paintings using 2D multifractal analyses, revealing details on directional asymmetry and multifractality. The method is successfully applied to Jackson Pollock's works, documenting the evolution of his art.
An international team of scientists created a platinum-nickel nanolayer on an electrode using electrodeposition, observing the formation of spherical nanoparticles with densely branched structures. TEM and STXM imaging revealed the layer's composition as nickel(II) oxide and metallic platinum.
Researchers at the ATLAS experiment have expanded their knowledge of Higgs boson interactions and found stronger constraints on 'new physics' phenomena. The study used machine learning to analyze data from the Large Hadron Collider, but no signs of unknown physics were detected.
Scientists from the Institute of Nuclear Physics have discovered that near-earth microquasars are a significant source of gamma photons with extremely high energies. This finding challenges the previous understanding of ultra-high energy cosmic radiation and opens up new avenues for research in the field.
Physicists have successfully reproduced properties of atomic nuclei using only quarks and gluons, combining low- and high-energy descriptions. The results provide a unified understanding of the atomic nucleus's structure.
Physicists at European XFEL have made comprehensive observations of ionisation processes in warm dense matter. The team observed how quickly copper transforms into the exotic state of ionised WDM to become transparent to X-rays.
A team of physicists from Poland and Germany have successfully calculated the cross-section for Higgs boson production in gluon-gluon collisions. The calculations suggest that no new physics factors are present in the Higgs boson particle.
Research using a novel microscopic technique reveals that gold nanoparticles' lethality to cancer cells is more complex than previously thought. Smaller nanoparticles can regenerate and divide after initial stress, while larger star-shaped particles cause oxidative stress leading to programmed cell death.
Researchers from the Polish Academy of Sciences find that wave phenomena, like sound waves, may be responsible for heat transport in complex systems. The study uses the telegraph equation to describe how electric current propagates with attenuation along one spatial dimension.
Researchers detected multifractality in electrical brain signals of patients with early-stage multiple sclerosis, suggesting complex communication between neurons. The study also found that healthy individuals have more regular fractal components, indicating a potential compensatory mechanism in the brain's neural networks.
Researchers from the Institute of Nuclear Physics propose using AI to reconstruct particle tracks, which will be crucial for experiments finding new physics. The proposed method uses a deep neural network trained on simulated data and achieves accurate results comparable to classical algorithms.
Researchers from IFJ PAN examined publicly available data on popular NFT collections, analyzing changes in financial parameters such as capitalization, minimum price, and transaction volume. The study found evidence of power laws and long-term memory in the market's fluctuations, similar to those observed in reputable markets.
A Swiss-Polish team has found the answer to why previous attempts to use magnesium hydride for efficient hydrogen storage failed. The researchers developed a new model that predicts local, thermodynamically stable clusters are formed in magnesium during hydrogen injection, reducing hydrogen ion mobility.
In a study, an international team of physicists demonstrated that maximum entanglement is present in the proton even when pomerons are involved. The research complements previous findings on maximal entanglement in proton collisions and shows its universality.
Researchers analyzed proton-proton collisions to understand the hadronization process, a phenomenon critical to our understanding of physical reality. The study found that quark-gluon plasma can be produced in single proton collisions and that correlations between particles are influenced by angles with respect to the beam axis.
Scientists have developed a new, efficient ethanol catalyst made from copper nanoparticles, which is cheaper than platinum and could increase the potential of ethanol fuel cells. The catalyst was created through laser melting and shows great promise for improving ethanol oxidation.
Research explains why X-ray diffraction images 'darken' at high intensities, offering new perspective for ultra-short laser pulse production. Different atoms respond differently to ultrafast X-ray pulses, potentially improving atomic structure reconstruction and generating even shorter pulses.
Researchers propose a novel method for early cancer diagnosis using standardized mechanical property measurements, potentially detecting cancer earlier than current optical techniques. The method involves analyzing the elasticity coefficient of cells using atomic force microscopes or simpler indenters.
Physicists from the Polish Academy of Sciences develop new theoretical tools to study collisions at extreme energies. The phenomenon is fast and involves small particles that cannot be observed directly, requiring
Physicists at the Institute of Nuclear Physics Polish Academy of Sciences used a unique measurement system to study elastic scattering in proton-proton collisions at 13 TeV energy. The analysis revealed important properties of nuclear strong interactions, including the increase of total cross-section with collision energy.
Researchers have found a surprising correlation between global seismic activity and changes in cosmic radiation intensity, potentially aiding in earthquake prediction. The periodicity of this phenomenon has been identified as every 10-11 years, but its exact cause remains unknown.
Researchers at the Polish Academy of Sciences propose that Higgs boson decays into exotic particles may be detectable in future lepton accelerators like CLIC and FCC. The detection would rely on observing jets of particles produced by quark-antiquark pairs, with characteristic shifts from the axis of the colliding beams.
Researchers found that punctuation marks follow a Weibull distribution across seven Western languages, with some differences between languages but no exceptions. The study also revealed the English language to be the least punctuated, while Slavic languages relied on punctuation most.
Scientists at the Institute of Nuclear Physics Polish Academy of Sciences have developed new nanocomposites that spontaneously and continuously kill microorganisms. The composites use silver ions or copper ions to destroy cell membranes and oxidative shock, respectively, providing a durable and safe solution for biocidal materials.
A Polish-German-Italian team developed a new simulation tool called XSPIN to simulate X-ray-induced demagnetisation in multilayer materials. The tool allows for control over laser pulse parameters, such as energy and duration, to achieve specified spatial and temporal scales.
Researchers at Cracow cyclotron study excited states of carbon-13 nuclei, revealing new insights into atomic nucleus behavior and decay patterns. The discovery paves the way for further measurements on other light isotopes.
Researchers used laser melting to produce composite particles with sizes ranging from 400 to 600 nanometers. They discovered how to determine the critical size of particles that begin to change under laser light, and found that larger particles reach lower temperatures.
Scientists found that systems exhibiting anomalous diffusion with resetting can only reach equilibrium when fluctuations remain constant over long time intervals. This discovery has potential applications in optimizing industrial and biological processes, such as autonomous cleaning robots.
A Polish-Japanese team demonstrates a salutary delay in the reaction of crystal atoms to an avalanche of photons, using X-ray laser pulses. This discovery enables the observation of an undisturbed structure of matter by using sufficiently short laser pulses.
Researchers discovered that certain liquid crystals form multiple chiral smectic phases and exhibit complex crystallization processes. Slow cooling can lead to crystallization, while fast cooling promotes vitrification. Cold crystallization occurs when the sample is heated, and its kinetics are controlled by diffusion rates.
Physicists confirm quark mass existence via observation of dead cone effect, a phenomenon predicting quarks with higher masses emit fewer gluons. The effect, predicted 30 years ago, involves a 'dead cone' where gluons do not appear at lower energies and larger quark masses.
Physicists from Cracow have developed a new measurement technique to track phenomena lasting attoseconds, using X-ray chronoscopy. This approach potentially makes it possible to infer events in the world of attophysics even at current XFEL technology.
Physicists from Cracow-based Institute of Nuclear Physics found that the proton's charm structure might affect our understanding of cosmic neutrinos. Recent LHCb detector measurements support a model with a higher charm quark contribution, which could mislead astronomers about high-energy neutrino origins.
Researchers from Mexico and Poland discover fragments of a proton's interior exhibit maximum entanglement, affecting theoretical predictions. The study relates this phenomenon to concepts like entropy and temperature, previously linked to exotic objects like black holes.