Articles tagged with Structural Analysis
A qualitative study reveals multilayered health care barriers faced by Afghan refugee women in the US, including displacement-related trauma and sociocultural norms. Culturally sensitive public health interventions are needed to improve healthcare access for these women.
A national cohort study found that living in high-segregation neighborhoods was associated with lower likelihood of live donor liver transplant (LDLT) access. Candidates from high-segregation neighborhoods with larger racial and ethnic minority populations had a lower likelihood of LDLT compared to those from white populations.
A new autonomous laboratory named PoLARIS has identified brighter, lead-free light-emitting nanomaterials in just 12 hours. By analyzing the optical properties and adjusting variables, PoLARIS has improved the brightness of these materials, enabling faster discovery of safer optical nanoplatelets for various applications.
A notable minority of US youth and young adults, particularly those facing structural disadvantages and mental health distress, engage in intentional online searches for gun-related harm. Public health strategies combining digital interventions with structural reforms offer promise to reduce gun-related harm among vulnerable populations.
Researchers used 3D imaging and artificial intelligence to analyze the microscopic structure of coral skeletons, revealing subtle changes caused by Stony Coral Tissue Loss Disease. The study found that Attention U-Net performed best in detecting differences between healthy and diseased corals.
Researchers at Texas A&M University and DEVCOM Army Research Laboratory developed a hybrid foam with a 3D-printed plastic skeleton, offering tunable, lightweight and ultra-durable properties. The composite combines ordinary foam with plastic struts, allowing it to absorb more energy and withstand greater forces.
A Bronze Age sword from Bavaria was analyzed at Berlin X-ray source BESSY II to gain insights into the region's material craftsmanship. The study provides valuable information on the tools and techniques used during the Middle Bronze Age in southern Germany.
A new nonlinear dynamic modeling framework captures complex tower-blade interactions, including torsional effects, achieving a remarkable agreement with high-fidelity benchmarks. The framework enables accurate and efficient simulations, contributing to the design of lighter, safer, and more economically competitive wind turbine towers.
Researchers from Okinawa Institute of Science and Technology have catalogued the science behind Bashofu textiles, which have kept Okinawans cool for over 500 years. The study reveals the unique properties of Musa balbisiana var. liukiuensis fibers, including a honeycomb structure that effectively leads sweat away from the skin.
Scientists at Wake Forest University School of Medicine have discovered a new way to kill cancer cells by blocking their ability to clean up harmful waste. By inhibiting peroxiredoxin-3, researchers found that toxic levels of hydrogen peroxide overwhelm cancer cells, destroying them.
Researchers at the University of Toronto have discovered that monolithic biochar can achieve exceptional strength and durability, comparable to mild steel. The study found strong correlations between hardness, bulk density, and carbon content, providing a quantitative foundation for tailoring biochar's performance.
Scientists at The University of Osaka developed a polymeric adhesive that can be reused repeatedly by introducing reversible bonds into the interface. This technology could improve manufacturing yield, reduce costs and minimize waste.
Researchers at the University of Tokyo have successfully grown a novel pencil-shaped structure of gold nanoclusters, dubbed 'gold quantum needles'. These structures show responsiveness to near-infrared light, enabling higher-resolution biomedical imaging and more efficient light-energy conversion. The breakthrough could lead to targete...
Researchers have elucidated the molecular composition of a pigment produced by anaerobic bacteria, revealing its role in cellulose degradation. The pigment shows mild antibiotic activity against Gram-positive bacteria.
Southwest Research Institute (SwRI) has received a new contract worth up to $250 million from the US Air Force to sustain the structural integrity of aging military aircraft. The program supports the A-10 Thunderbolt II, T-38 Talon, C-5 cargo carrier, and B-52 Stratofortress bomber, among others.
This study examines associations between structural and social determinants of health with mortality in Black adults, finding that African genetic ancestry persists as a factor despite adjustment. The findings support the hypothesis that addressing these factors is crucial for eliminating health disparities.
Researchers analyzed structural and thermochronological data to resolve the timing and emplacement of Longmen Shan klippes. The study proposes a revised tectonic model highlighting the role of gravity in thrust belt propagation, resolving regional tectonic controversies.
The research project BIOntier aims to develop more environmentally friendly materials with advanced technological solutions. UC3M participates as leader of the experimental characterisation work package, combining experimental analysis and computational simulations.
The article highlights patchwork strategies for managing high prescription drug costs, but emphasizes the need for solutions that address root causes of high prices. Clinicians can use existing solutions to help patients access costly medications, but policy changes are necessary for sustainable affordable access.
Researchers from Tokyo Institute of Technology have developed a novel screening methodology using machine learning to identify key design guidelines for ternary metal sulfide electrocatalysts. Focusing on crystal structure leads to better results, overcoming challenges in material properties and electrochemical performance analysis.
A national survey of clinicians providing abortion found elevated moral distress among all practitioners, with those in restrictive states facing twice the stress. The study emphasizes the need for structural changes and policy reform to combat widespread moral distress.
Researchers have developed a method to differentiate human pluripotent stem cells into cell populations that form patterns resembling the facial primordium. This allows for the creation of an in vitro model to study early facial development and potential treatments for craniofacial disorders.
Research highlights socioecologic factors contributing to racial disparities in breast cancer prognostic scores, emphasizing the impact of structural racism on health outcomes. Additional research is needed to better understand the influence of social determinants on breast cancer biology among disadvantaged communities.
Researchers at TU Graz developed a new method to analyze nanoporous materials using single electron microscope images. The technique determines the three-dimensional distribution of ions in crystal channels or nanopores, leading to a better understanding of aquamarine's blue color and potential applications in material science.
A study discovers that traditional Chinese ice-ray lattice designs can provide unique stiffness and strength under asymmetric loads, offering an alternative to conventional gridshells. The research also explores the potential of integrating complex geometry into facade design and micro-scale material design.
Segregated neighborhoods contribute to racial disparities in live donor kidney transplantation. Targeted interventions, such as community outreach clinics, can help mitigate these effects and promote equitable access.
Researchers studied polymeric nitrogen's properties, including cubic gauche, layered, and hexagonal forms, using advanced spectroscopy techniques. The study highlights the need for further research on synthesis methods, diagnostic methods, and high-pressure electronic band structure.
The study found that premorbid income and education levels correlated with disability and symptom severity in multiple sclerosis, regardless of treatment. Socioeconomic status may reflect both structural and individual determinants of health in MS.
Fish oil supplements often make health claims without sufficient trial data, leading to potential variability in safety and efficacy due to differing doses of eicosapentaenoic acid and docosahexaenoic acid. The study highlights the need for more rigorous regulation of these products.
An Aston University researcher has overturned a fundamental principle in construction by showing that a hanging chain and an arch are incompatible mechanical systems. This finding highlights the limitations of traditional analogies used to design and assess curved structures.
Researchers at the University of Washington have developed bioplastics that degrade on the same timescale as banana peels and can be processed at home. These spirulina-based bioplastics are stronger, stiffer, and more fire-resistant than previous attempts, making them suitable for various industries.
A study published in JAMA Network Open reveals racial disparities in food insecurity among low-income households without Supplemental Nutrition Assistance Program (SNAP) access. The research highlights the importance of improving SNAP access to address these disparities.
A team of researchers used 3D-electron diffraction/micro-crystal diffraction to determine the structure of Levocetirizine dihydrochloride, an over-the-counter oral antihistamine. This breakthrough allows for a better understanding of its properties and potential applications.
Researchers developed an in situ technique to observe material behavior under various stresses, including shear stress. This allows for precise understanding of how materials respond and identify preferred slip planes.
Researchers at Hokkaido University have developed a new class of antibacterial compounds targeting MraY, effective against MRSA and VRE. The findings provide a promising lead for the development of more effective antibiotics against multidrug-resistant bacteria.
The study reveals the structure of the 15-subunit IFT-B complex, a crucial component in cilia formation and maintenance. The complex's elongated and flexible nature is consistent with previous low-resolution reconstructions, and two configurations are identified that may drive bi-directional movement.
Researchers at the University of Pennsylvania have developed an algorithm that enables 2D materials to maintain their mechanical strength after conversion into 3D structures. The algorithm is inspired by kirigami art and mimics the structure of nacre, a natural shell coating known for its robust mechanical properties.
A recent study by Texas Tech University Health Sciences Center researchers has shed light on the mechanisms of salt transport across membrane barriers. The findings have significant implications for treating cystic fibrosis, a disease caused by mutations in three types of sodium-potassium pumps.
A 21% relative risk reduction in reported high-risk HIV behavior was found for single mothers with a State-level Earned Income Tax Credit (SEITC) of 10% or above the Federal EITC. A 10 percentage-point increase in SEITC was also linked to a 38% relative reduction in high-risk behavior.
Engineers use origami to build devices that grow wider as they are pulled apart. Researchers from Princeton and Georgia Tech have developed a general formula analyzing how structures respond to stress, enabling the creation of origami structures with negative Poisson ratios.
Researchers captured first image of antigen-bound T-cell receptor complex with bound antigen at atomic resolution. The study reveals no significant structural changes in the receptor after antigen binding, sparking further investigation into the signaling pathway activation mechanism.
A new study creates a photochromic nylon webbing that changes color in response to UV exposure, allowing for long-term UV sensing. The webbings' color decay rate depends on the initial dye concentration, with customized dye levels enabling varying lifetimes.
Researchers discovered a molecular switch in flavivirus that controls virus assembly, maturation, and entry into new cells. This switch is triggered by pH-dependent conformational changes in viral envelope proteins.
A team of researchers at Hokkaido University has developed a barium cobalt oxide thermoelectric converter that is reproducibly stable and efficient at temperatures as high as 600°C. This breakthrough material shows promise for wide deployment in high-temperature thermoelectric conversion devices.
Researchers use machine learning to automatically analyze Reflection High-Energy Electron Diffraction (RHEED) data, enabling faster and more efficient discovery of new materials. The study focused on surface superstructures in thin-film silicon surfaces and identified optimal synthesis conditions using non-negative matrix factorization.
Researchers analyzed brain volumes of 37 Parkinson’s patients and 27 controls over 8.8 years, finding accelerated grey matter decline in temporal and occipital lobes. The study’s findings support Braak's disease stage scheme and provide new insights into Parkinson’s progression.
A research team from the University of Bayreuth has successfully generated and analyzed materials under compression pressures of over 1 terapascal, a breakthrough that could deepen our understanding of matter. The study reveals the synthesis and structural analysis of novel rhenium compounds in the terapascal range.
Researchers have developed a new approach to studying RNA molecules using nanotechnology and cryo-electron microscopy (cryo-EM), enabling the analysis of RNA subunits with unprecedented resolution. This breakthrough has significant implications for fundamental research, drug development, and RNA therapeutics.
A new study reveals that two equal charges in enzymes do not repel each other, but instead attract, facilitating chemical reactions. The researchers used protein crystallography to obtain a structural snapshot of the substrate before the reaction and found an attractive interaction between the enzyme and substrate.
A recent study evaluated the association between COVID-19 vaccination during early pregnancy and major fetal structural anomalies identified on ultrasonography. The results suggest that pregnant women who receive COVID-19 vaccines may be at a slightly higher risk of having a child with congenital fetal anomalies.
Researchers found a significant decline in in-hospital mortality and secondary endpoints for STEMI patients with COVID-19 in 2021 compared to 2020. Vaccination status showed zero hospital deaths among vaccinated patients, while unvaccinated patients experienced high death rates.
Researchers at NC State University discovered that built-in thermal shock absorbers in perovskites protect dipoles from thermal interference, enabling room-temperature superfluorescence. The 'Quantum Analog of Vibration Isolation' mechanism creates a filter that allows synchronized emission of photons.
Developing a design tool for tailorable composites will benefit NASA and industries by shortening the design period and improving structural properties. The tool, created with Purdue-affiliated company AnalySwift, has applications in aerospace, energy, wind, automotive, marine, and other industries.
A study led by University of Illinois Chicago researchers found that structural racism can result in poorer leukemia outcomes for Black and Hispanic patients. Neighborhood disadvantage was a significant predictor of leukemia-specific death, accounting for nearly all the Black-white disparity in AML-related death.
Researchers at NTU Singapore have created a rapid and affordable method to evaluate the microstructure of 3D-printed metal alloys, providing insights into strength and toughness. This technology can benefit industries such as aerospace, where quality assessment is critical for maintenance and repair.
Researchers at Tokyo University of Science have discovered a method to improve the crystallinity of coordination nanosheets by mixing two metal ion solutions. This approach results in higher crystallinity and improved performance in devices such as electronics and batteries. The findings open a new pathway for tuning the functional pro...
Scientists have devised a method to pinpoint active ingredients from traditional Chinese medicine formulations, revealing 4 analytes with significant anti-inflammatory activity. This breakthrough could improve quality control standards and lead to better herbal remedies.
A new study found COVID-19 hotspots in Canadian cities are concentrated along social determinants of health, including visible minority status. Prioritizing public health supports to specific neighborhoods can help curb transmission and improve pandemic response.
The study reveals that Omicron's spike protein mutations increase its binding affinity to human cells and evade antibodies, contributing to its increased transmissibility. The researchers aim to develop more effective treatments against Omicron and related variants using this knowledge.
Engineers developed a computational modeling strategy to simulate restoration strategies for reinforced concrete columns. The models predict the effects of repair methods on column strength and ductility before and after repair.