Brookhaven researchers have learned how to grow better samples of LBCO, allowing for extensive studies on its properties. The study reveals that the high-temperature superconductor has distinct insulating-like properties and a characteristic energy gap.
Researchers at Brookhaven National Laboratory have developed a technique to convert unsaturated oils in temperate plants to tropical-like oils with higher saturated fatty acid levels. This can lead to the production of renewable feedstocks for industrial processes and more healthful nutrition.
Scientists at Brookhaven National Laboratory have successfully generated extremely short light pulses using a new technique that could be used in the next generation of light source facilities. The team observed superradiance, a phenomenon where light intensity grows as it interacts with an electron beam.
Researchers at Brookhaven National Laboratory stabilized platinum electrocatalysts using gold clusters, maintaining stability in accelerated tests. This breakthrough raises promising possibilities for synthesizing improved platinum-based catalysts.
Researchers found lower levels of dopamine transporters in certain brain regions of ADHD patients compared to controls. ADHD patients experienced higher levels of inattention despite similar dopamine transporter levels, indicating a complex relationship between dopamine and attention.
Researchers at Brookhaven National Laboratory have characterized a component of the SARS virus that will be the target of new anti-SARS drugs. By determining the concentration at which individual proteinase molecules form active dimers, scientists can search for compounds that bind to the active form of the enzyme.
Researchers replaced a single amino acid in a modern desaturase enzyme to create an oxidase, revealing similarities with a simple peroxidase. This substitution supports the theory of a common origin for the two enzymes around 2.5 billion years ago.
Research at Brookhaven National Laboratory found that cocaine-addicted individuals have a flattened sensitivity to relative monetary rewards, making it harder to inhibit maladaptive behavior. This altered perception of reward is linked to changes in the prefrontal cortex, a brain region essential for monitoring and controlling behavior.
Researchers at Brookhaven National Laboratory discovered a way to control the assembly of gold nanoparticles using rigid, double-stranded DNA, which can lead to more efficient energy generation and data storage. The technique takes advantage of DNA's natural tendency to pair up components, allowing for more efficient assembly.
Researchers identified brain circuits motivating desire to overeat in obese individuals, linked to the same circuits that cause addicted individuals to crave drugs. The study found significant changes in brain metabolism associated with emotional behaviors and eating habits.
Scientists create radioactively tagged molecules for positron emission tomography (PET) scans, providing insights into addiction and brain function. The radiotracers help monitor drug distribution and receptor activity in the brain, revealing key factors in addiction.
Researchers have found that Thermatoga neapolitana bacteria can produce hydrogen efficiently in a moderately low-oxygen environment. This breakthrough could enable the large-scale production of hydrogen from agricultural resources, paving the way for a clean energy future.
Brookhaven National Laboratory researchers are exploring the use of ionic liquids for nuclear fuel reprocessing to mitigate the risk of unintended chain reactions. By incorporating boron-containing ions, these liquid salts can hold up to a hundred times more dissolved plutonium before reaching critical thresholds.
Researchers are developing models to understand electronic interactions in molecular systems, which could lead to more efficient energy production. By predicting the probability of electron transfer, scientists aim to design new technologies such as improved solar cells.
A new study suggests that higher levels of dopamine D2 receptors may provide a protective effect for those most at risk of developing alcoholism. The research found that these receptors, involved in emotional reactions and cognitive control, are elevated in the brains of participants with a family history of alcoholism.
Human cells exposed to high-energy protons and then iron or titanium particles showed a significant increase in anchorage-independent growth, a characteristic of early cancer development. The timing of the particle exposure was critical, with cells responding more strongly when hit by protons first.
Scientists at Brookhaven Lab developed a screening method to examine nanoparticle interactions with human cells, revealing toxic effects of carbon-based materials. The method uses in vitro laboratory studies and sophisticated imaging methods to gather information about cell responses to nanoparticles.
The Sagittal Focusing Laue Monochromator device can focus high-energy x-rays with a large divergence, solving a technical challenge in light source scientists. It consists of two thin crystals that diffract the beam horizontally, resulting in higher beam intensity and reduced costs.
The four science education kits developed by Brookhaven Lab and WARD'S Natural Science focus on environmental chemistry, bioremediation, protein expression, and protein purification. Students can safely conduct experiments to learn about these concepts, replicating research from the lab.
Researchers found increased dopamine levels in the dorsal striatum, a part of the brain involved in desire and motivation, when cocaine addicts watched a video featuring people using cocaine. This increase was associated with craving levels and largest in severely addicted subjects.
Researchers used high-intensity x-ray beams to create crystal structures of enzymes and their cofactors, revealing an alternating binding mechanism that enables continuous turnover of toxic compounds. This discovery may help understand metabolic disorders and develop corrective measures.
Researchers have developed a new microbeam radiation therapy (MRT) technique that can deliver more lethal doses to tumors while sparing healthy tissue. The improved method uses significantly thicker microbeams and interlaces them within a well-defined target volume to increase killing potential.
The eRHIC facility will enable physicists to probe the matter contained within ions with high precision. Analyzing collisions between RHIC ions and eRHIC electrons can help answer fundamental questions in physics about quark-gluon interactions and nuclear spin.
Researchers observed anomalous signatures in lattice vibrations, suggesting dynamic stripes are present in copper-oxide superconductors. The findings support earlier controversial claims and may help explain the superconducting mechanism.
The Large Hadron Collider (LHC) will explore alternative theories to the Standard Model, including supersymmetry, to address its limitations. Physicists aim to detect supersymmetric particles or large extra dimensions to bridge the energy gap between gravity and electroweak forces.
Researchers create atomic force microscopy (AFM) probe to actively initiate chemical reactions on surfaces, increasing spatial resolution to one nanometer scale. This technique has potential applications in designing more efficient catalysts and solar cells, as well as refining chemical sensor technology.
Researchers at Brookhaven National Laboratory have developed a method to synthesize high-quality cerium oxide nanotubes, which release oxygen ions when immersed in low-oxygen environments. This process is critical for the nanotubes' effectiveness as catalysts.
Brookhaven scientists have developed a method to create well-defined nanoparticles of metal compounds for catalytic interest. This new approach, reactive layer assisted deposition (RLAD), enables researchers to understand the atomic structures of these particles and their reactivity on the nano scale.
At the March APS Meeting, NSLS student-researchers presented their innovative studies on biomineralization. Michael DiBiccari's x-ray analysis revealed identical atomic structures between biosilica and synthetic silica, while Samantha Palmaccio discovered that protein fibers enhance the strength of calcium carbonate minerals over time....
Researchers have discovered a material that exhibits similar energy scales and gaps to high-temperature superconductors despite being a non-superconductor. The finding is a new wrinkle in the ongoing quest to understand the mechanism of electron pairing, which remains a key mystery.
Researchers at Brookhaven National Laboratory are working on developing practical hydrogen-storage materials by doping sodium alanate with titanium. The goal is to create a material that can store and release hydrogen efficiently, enabling large-scale energy storage for fuel cells and other applications.
Researchers create patterned magnetic films using Permalloy and cobalt, with dots measuring 100 nanometers in size. The team uses a state-of-the-art TEM to map the magnetic properties of each dot, enabling precise control over spin orientation and switching mechanism.
Scientists have made a breakthrough in understanding how Mycobacterium tuberculosis survives within immune cells, revealing a sophisticated protein-cleaning mechanism that could be targeted by new anti-TB drugs. This discovery may lead to effective treatments for TB and potentially eradicate the disease from infected individuals.
Brookhaven scientists developed a technique called single point genome signature tagging to identify key segments of genetic code. This allows for rapid sequencing and distinction among species, with potential applications in identifying pathogens and assessing environmental responses.
Brookhaven scientists used sliced ion imaging to analyze energy flow during ketene fragmentation, a small molecule stand-in for complicated fuels. They found agreement with variational transition state theory predictions, refuting earlier work on the theory.
The interactive 3D atlas provides highly accurate anatomical templates for researchers to map metabolically active brain regions and genetic expressions. The database contains 20 segmented structures from 10 adult male mice, including variability across the strain.
A new computer program called CPDL identifies candidate amino acid sites that control protein functions by comparing groups of related proteins. The tool flags positions where two related groups differ in terms of amino acid identity or properties like charge or polarity, suggesting these sites are biologically important for defining s...
Researchers studied gold nanoparticles supported by carbon atoms and found that a large carbon shell can physically squeeze together particles, triggering a merging process. This discovery suggests encapsulating individual metal nanoparticles within carbon shells could prevent uncontrolled size changes in nanoparticle arrays.
Researchers found that a nanoscale corrugated surface increases YBCO films' current-carrying capacity by over 30%. This suggests that some degree of substrate roughness might improve high-temperature superconductor performance.
The study found that mice with normal and intermediate levels of CB1 receptors drank significantly less alcohol compared to their pre-treatment levels after being treated with a drug known to block CB1 receptors. The results also showed that mice with no CB1 receptors showed no change in drinking in response to the treatment.
Researchers found reduced MAO A levels in smokers' lungs, which may contribute to physiological effects of smoking like changes in blood pressure and pulmonary function. Smokers also retained tracer chemicals longer and had lower delivery into arterial blood supply.
A study by Brookhaven chemists Santanu Chaudhuri and James Muckerman found that adding titanium to aluminum surfaces significantly improves hydrogen absorption, making it suitable for practical applications. This breakthrough enhances the performance of sodium alanate, a complex metal hydride used in hydrogen storage materials.
Researchers have identified a promising protein, AMA1, as a potential component for a malaria vaccine. The protein is produced in two critical stages of the parasite life cycle and has slight structure variations called polymorphisms that impact its development.
X-ray spectromicroscopy allows scientists to study bacterial cells without staining or sectioning, providing insights into their molecular chemistry and interactions with metals and radionuclides. This technique may help detect weaponized bacteria and prevent disease outbreaks, making it a significant step towards environmental cleanup.
Researchers at Brookhaven National Laboratory have developed a new method for creating nanoscale patterns and features on surfaces, known as Electro Pen Nanolithography (EPN). This technique allows for the creation of three-dimensional nanoscale landscapes and has potential applications in molecular electronics and biosensors.
The RIKEN-BNL QCDOC supercomputer will primarily be used for physics research, focusing on the properties of quark-gluon plasma and quantum chromodynamics. It will also be available for scientific projects in biology and materials science during 10% of its operating time.
Researchers found that increasing dopamine D2 receptors can reduce drinking behavior in mice and rats, while blocking another type of dopamine receptor may also decrease consumption. These findings provide insight into the complex roles of dopamine in alcohol abuse and may lead to molecular-based treatments.
Researchers at RHIC have discovered a new state of matter that exhibits nearly perfect fluid motion, contradicting early theoretical predictions. The hot matter formed in collisions of gold ions moves collectively in response to pressure variations, displaying a high degree of coordination among particles.
Researchers used functional imaging to track plant nutrients in response to simulated attacks, finding that poplar trees divert more carbon to storage and isoprene production. This study has potential applications for improving plants' resistance to environmental challenges and studying their biochemical processes.
Scientists have discovered that higher energies cause Bose quasiparticles to decay, leading to spectrum termination in certain materials. The research, conducted using neutron scattering measurements, confirms predictions made by Russian Nobel Prize-winning physicist L.D. Landau.