Scientists have observed the direct visualization of a zero-field pair density wave in an iron-based superconductor, EuRbFe4As4, without a magnetic field. This discovery paves the way for further research into room-temperature superconductivity and its potential applications.
New measurements from RHIC's STAR detector suggest the shape of small quark-gluon plasma drops is influenced by the substructure of smaller projectile nuclei. This contradicts previous findings from PHENIX detector, which attributed QGP shape to larger-scale positions of nucleons. The results may deepen understanding of properties and ...
A new publication by the PHENIX Collaboration at RHIC's Relativistic Heavy Ion Collider provides definitive evidence that gluon spins are aligned in the same direction as the spin of the proton they're in. This result, known as the 'golden measurement,' allows theorists to calculate how much gluons contribute to a proton's spin.
A new study has determined the atomic-level structure of a zinc-transporter protein, showing how it regulates zinc levels inside cells through a built-in sensor. The protein acts as a dimer, using feedback to control its activity based on zinc levels.
Researchers have calculated the heavy quark diffusion coefficient, which describes how quickly quarks and gluons transfer their momentum to heavier quarks. The calculation reveals that heavy quarks are strongly interacting with the surrounding plasma, making it difficult for them to change direction.
Researchers at RHIC's STAR Collaboration searched for evidence of a critical point in the way nuclear matter transforms from one phase to another. The study found fluctuation patterns in triton production that might help locate the critical point, a key to understanding the makeup of our universe.
Researchers used x-ray photoelectron spectroscopy to study the chemical profile of tantalum surface oxides, revealing different kinds of tantalum oxides at the surface. This discovery prompted a new set of questions on modifying interfaces to improve device performance and minimizing loss.
Researchers at RHIC have observed directed flow of hypernuclei, providing insight into hyperon-nucleon interactions. The findings suggest that hypernuclei follow the same mass-scaling pattern as ordinary nuclei, implying similar nucleon-nucleon and hyperon-nucleon interactions.
Researchers use spectroscopic imaging scanning tunneling microscope to map atomic positions and measure electric charge, revealing link between electron density and atomic arrangements. The discovery sheds light on the emergence of a 'charge density wave' that distorts lattice vibrations and locks atoms in place.
Researchers at Brookhaven Lab used pulse radiolysis to study a key class of water-splitting catalysts, revealing the direct involvement of ligands in the reaction mechanism. The team discovered that a hydride group jumped onto the Cp* ligand, proving its active role in the process.
Scientists at Brookhaven National Laboratory used x-rays to study the electrons in nickel-based superconducting materials, revealing substantial similarities with cuprate superconductors. The research could help scientists zero in on key features essential for these materials' remarkable ability to carry electrical current.
Researchers at Binghamton University and Brookhaven Lab used advanced spectroscopy techniques to study the effects of peroxides on copper oxide surfaces. They found that peroxides significantly enhanced CuO reducibility in favor of H2 oxidation, while acting as an inhibitor to suppress CO oxidation.
Physicist Sekazi Mtingwa recognized for promoting accessibility, diversity, and equity in STEM. He co-developed the Bjorken-Mtingwa formulation solving intrabeam scattering effects, enabling more efficient particle accelerators.
Researchers at Brookhaven National Laboratory have produced the first atomic-level structure of an enzyme that selectively breaks carbon-hydrogen bonds, suggesting ways to engineer it for producing desired products. The detailed structure reveals how the enzyme operates under ordinary conditions and produces few unwanted byproducts.
Physicists at the Relativistic Heavy Ion Collider detect sequential dissociation of three distinct upsilon variations in a hot quark-gluon plasma, offering evidence for 'deconfinement.' The findings help scientists better understand the properties of the QGP and its temperature.
At the lowest collision energy, QGP production is found to be absent, with a dramatic shift in data characteristics. Higher-order statistical analysis reveals a clear absence of QGP at low energies, providing new insights into nuclear matter phases.
Researchers at Brookhaven National Laboratory demonstrate a new color-shifting strategy that relies on interactions between lasers and vibrational energy in ionic liquids. The method offers an efficient and customizable approach to shift laser colors, with applications in science, industry, and medicine.
Researchers find phi mesons exhibit a clear preference for global spin alignment, contradicting conventional explanations. The results hint at the presence of local fluctuations in the strong force, which could be measured and provide new insights into this fundamental force.
Researchers use coherent correlation imaging to image the evolution of magnetic domains in time and space without prior knowledge. The study reveals thermal motion and pinning effects on domain boundaries, unlocking new insights into magnetism's microcosm.
Researchers at Brookhaven National Laboratory have successfully discovered new materials using artificial intelligence and self-assembly. The AI-driven technique led to the discovery of three new nanostructures, expanding the scope of self-assembly's applications in microelectronics and catalysis.
Plant biochemists have discovered a new level of regulation in the biochemical machinery that plants use to convert organic carbon into aromatic compounds. The research reveals new strategies for controlling plant biochemistry, including genetic tools to precisely control which compounds get produced in different parts of a plant.
Physicists have discovered a way to observe quantum interference between dissimilar particles, allowing for the creation of high-precision images of gluon distributions within atomic nuclei. This technique enables researchers to better understand the force holding quarks and gluons together in atomic nuclei.
Scientists study flow patterns from heavy-ion collisions to understand fluctuations in particle behavior, aiming to calculate the properties of quark-gluon plasma. The results point to initial state influences as the primary trigger for these fluctuations, with collision energy and nucleus size also playing a role.
Theoretical calculations and experimental data from the ATLAS detector suggest that photons can create a fluid of strongly interacting particles in collisions with heavy ions. This is supported by observations of particle flow patterns similar to those seen in lead-lead and proton-lead collisions.
The SURGE Topical Theory Collaboration aims to develop calculations and a theoretical framework for discovering the saturated state of gluons. Scientists hope to gain deeper insight into the strong force and gluons' role in generating hadron properties.
Scientists at Brookhaven Lab will develop a comprehensive theoretical framework for describing the interaction of heavy-flavor particles with quark-gluon plasma. The Heavy-Flavor Theory Collaboration aims to provide insights into the properties of quark-gluon plasma and its precursors in nuclear matter.
Researchers at Brookhaven Lab and PNNL develop a new method to study the solid-electrolyte interphase in lithium metal batteries, revealing its convoluted chemistry. The team's findings provide a foundation for building more effective battery cells with higher energy density.
Researchers use pulse radiolysis experiments to measure how unpaired electrons can drive chemical reactivity on a molecule's opposite side, enabling the creation of novel synthetic methodologies. The study demonstrates the potential for free radicals to influence reactivity beyond their site of origin.
Researchers at Brookhaven National Laboratory create a new way to guide the self-assembly of novel nanoscale structures using simple polymers as starting materials. The team describes their approach in a paper published in Nature Communications, which shows that different shapes have dramatically different electrical conductivity.
Engineered duckweed produces up to 10% oil content, a 100-fold increase over wild-type plants, with synergistic effects seen when combining gene modifications. The oil-rich plant can be easily harvested for biofuels or bioproducts, reducing competition with food crops and environmental waste.
The U.S. Department of Energy has renewed funding for a research center studying molten salts, which have potential applications in improving the safety and efficiency of nuclear power. The center, led by Brookhaven National Laboratory, will receive $13.3 million over four years to advance our understanding of molten salt properties.
Scientists studying particle collisions at RHIC observed signs of gluon saturation in heavier nuclei, with suppression of back-to-back pairs increasing with larger nucleus size. The results support theoretical models and provide insight into the behavior of gluons in dense nuclear matter.
Researchers used x-ray crystallography to study the main protease of SARS-CoV-2 at various temperatures, revealing subtle conformational changes and potential targets for drug design. These findings may inspire the development of new antiviral drugs to counteract COVID-19 and prevent future pandemics.
Scientists studying particle collisions at RHIC have identified a specific mechanism for jet quenching, where individual quarks emit gluons as they interact with the QGP. The results provide new insight into the properties of quark-gluon plasma, which filled the early universe.
Researchers discovered an electrolyte additive that protects nickel-rich layered cathodes from degradation and improves cycling performance. The additive forms a protective layer on the cathode, reducing transition metal loss and increasing energy density.
Daya Bay Reactor Neutrino Experiment has produced the most precise measurement yet of theta13, a key parameter for understanding how neutrinos change their 'flavor.' The result will help physicists explore mysteries surrounding matter and the universe.
Researchers at Brookhaven National Laboratory have identified a zinc chaperone protein called ZNG1, which delivers zinc to the enzyme MAP1. This discovery reveals a key mechanism used by all living things to transport zinc, essential for survival and enzyme function.
A new machine-learning framework has been developed to improve the design of catalysts, which speed up chemical reactions. The approach analyzes the conversion of carbon monoxide to methanol using a copper-based catalyst and identifies key steps that need to be tweaked to increase productivity.
Researchers uncover a new mechanism for lowering thermal conductivity in a unique material, which could aid the search for materials converting heat to electricity or vice versa. The discovery reveals a quantum mechanical twist on what drives exceptional thermoelectric properties.
Researchers used a mega-electron-volt ultrafast electron diffraction instrument to study vanadium dioxide's insulator-metal transition. The 'stroboscopic camera' captured the hidden trajectory of atomic motion, showing two stages with non-linear atomic motions in the second stage, influenced by electron orbital forces.
Researchers at Brookhaven National Laboratory discovered an aberrant protein that mimics the action of aminoglycoside antibiotics, which could help scientists understand how those drugs kill bacterial cells. The newly identified protein could lead to the development of new inhibitors to target bacterial growth.
A new model shows combining face masks, distancing, and increased ventilation can reduce SARS-CoV-2 infection risk by more than 98% in most cases. The study found that layered controls are highly effective in curb exposure to COVID-19.
Three Brookhaven scientists, Simerjeet Gill, James Dunlop, and Sanjaya Senanayake, were selected as Oppenheimer Science and Energy Leadership Program fellows. They engage in virtual visits to other national labs, distilling their experiences into think-pieces on organizational, policy, and scientific challenges.
Scientists have discovered a new way to visualize the inner workings of simple atomic nuclei by analyzing photon-deuteron collisions. The study reveals the arrangement of gluons within deuterons, providing insights into the strong force that binds quarks together and holds protons and neutrons apart.
A new machine learning study analyzed 10 years of weather data to identify three major categories of weather patterns and their effects on thunderstorms. The study aims to isolate the impact of aerosols, tiny particles suspended in the atmosphere, on storm severity.
Researchers at Brookhaven Lab propose a cosmological phase transition as the key to supermassive black hole formation in the early universe. This process, facilitated by ultralight dark matter particles, enabled efficient collapse of matter into black holes.
Researchers used x-rays to track lithium deposition and removal from a battery anode during cycling, identifying irregularities that lead to reduced capacity and lifespan. Incomplete lithium stripping causes dead spots on the anode, reducing cell capacity and electron flow.
Researchers discovered a novel type of magnet, the antiferromagnetic excitonic insulator, which involves strong magnetic attraction between electrons in a layered material. The new state emerges when electrons form bound pairs with holes and trigger an antiferromagnetic alignment of adjacent electron spins.
Researchers identify two key principles determining reaction specificity in converting CO2 and ethane into synthesis gas or ethylene. The formation energy of the bimetallic catalyst and binding energy between the catalyst and oxygen released from CO2 are crucial in driving reaction selectivity.
A team of scientists at Brookhaven National Laboratory has identified a molecule with significant potential to disable the COVID-19 virus. The molecule was discovered using high-throughput virtual screening and laboratory experiments, and its ability to bind to the virus's main protease was confirmed through structural studies.