Articles tagged with Structural Engineering
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.
Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.
Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
Researchers developed a sustainable technique to 3D print multiple dynamic colors from a single ink using UV-assisted direct-ink-write printing. The new method produces structural colors in the visible wavelength spectrum, offering vibrant and potentially more sustainable alternatives.
Researchers at UBC Okanagan have developed a new modeling framework called TOSCA, which helps improve wind energy forecasts and productivity. The framework can capture the interaction between large wind farms and the oncoming wind, leading to more accurate estimates of power output.
The study found that pressure forces at the cork's base control its motion, with friction forces playing a decisive role. The researchers also discovered the formation of Mach discs, which can be used to determine gas pressure or temperature inside a champagne bottle.
Scientists have developed a new biocompatible material that can conduct electricity efficiently in wet environments and interact with biological media. The modified PEDOT:PSS enables the creation of organic electrochemical transistors (OECTs) with high performance and excellent characteristics.
Researchers at Binghamton University have used environmental transmission electron microscopy to study the atomic-level mechanisms of water vapor-induced surface passivation. They discovered a second amorphous layer that diffuses oxygen into the substrate, indicating a transport mechanism that slows down corrosion.
Researchers investigated thermal expansion characteristics of TATB-based PBXs, analyzing the microstructural evolution and consequential effects on performance. New design approaches, including negative thermal expansion polymers and fillers, hold broad application prospects for suppressing irreversible thermal expansion.
Researchers from Xi'an Jiaotong-Liverpool University developed a system to assess water quality challenges in Suzhou, China. The study found that the city's water capacity has increased since 2001 due to effective water management measures.
Engineers at MIT have developed a new laser-based technique to probe metamaterial structures with ultrafast pulses, enabling the dynamic characterization of microscale metamaterials. The LIRAS system excites and measures vibrations in hundreds of miniature structures within minutes, accelerating the discovery of optimal materials for a...
Researchers introduced a cost-effective solution to correct tilt and curvature errors in two-photon polymerization 3D printing. The method uses Fourier scatterometry, which offers lower uncertainties than traditional methods, resulting in improved image quality and precision.
A team of researchers has developed a novel methodology to engineer colloidal quasicrystals using DNA-modified building blocks, revealing new avenues for nanoscale design. The study demonstrates the programmable nature of DNA to design and assemble quasicrystals deliberately.
A new net zero carbon planning policy in Bath & North East Somerset is expected to make new buildings much more energy efficient and boost the introduction of renewables. Despite concerns about increased costs, most planning applicants support the policy's intentions, with solar photovoltaics and heat pumps being key technologies.
Researchers at University of Surrey used a model to test the robustness of modern skyscrapers against extreme external traumas. The study found that well-designed buildings can prevent progressive collapse in non-seismic areas.
A microscopic crack in platinum grew and then 'healed' itself by getting shorter after repetitive stretching, confirming Dr. Michael Demkowicz's 2013 prediction. The experiment used nanocrystalline metals with a small grain size, which allows for microstructural features to interact with cracks.
A new study from the University of Chicago has laid out the internal structure of polyelectrolyte complexes, a special kind of molecular assembly that helps cells keep themselves organized. The researchers used a combination of simulations and neutron scattering to determine the precise structure of these molecules, which could lead to...
A new approach boosts light absorption in thin silicon photodetectors with photon-trapping structures, increasing the absorption efficiency over a wide band in the NIR spectrum. The findings demonstrate a promising strategy to enhance the performance of Si-based photodetectors for emerging photonics applications.
Dr. Amir Asadi's team embeds patterned nanostructures into high-performance composites to achieve multifunctionality and structural integrity simultaneously. This approach offers a practical and scalable method for creating nanostructured materials with tunable properties, revolutionizing the manufacturing of high-performance composites.
Researchers investigated the fatigue behavior of 2D hybrid organic-inorganic perovskites (HOIPs), discovering they can survive over one billion cycles, outperforming most polymers under similar loading conditions. The study provides insights into designing and engineering these materials for long-term mechanical durability.
Washington State University engineers have created a way to 3D-print two types of steel in the same circular layer using two welding machines. The resulting bimetallic material proved stronger than either metal alone due to pressure caused between the metals as they cool together.
Researchers at University of Nebraska-Lincoln are working on safeguarding US military base entry points against EV threats, focusing on high-speed ramming and zero-to-60 acceleration. The team will employ digital simulations and physical crash tests to refine barriers designed to withstand such impacts.
The Mori3 robot is a polygon shape-shifting robot designed for space travel, capable of morphing into any 3D object and adapting to various environments. Its versatility makes it an ideal candidate for communication and external repairs in spacecraft.
Researchers have published a first study on the mechanics of surgical knots, revealing a simple, robust emergent behavior vis-à-vis knot strength. The study analyzed 50-100 knots tied by a plastic surgeon and found relationships between knot strength and pretension, friction, and number of throws.
Researchers at POSTECH have developed a bioink using alginate from algae and visible light, resulting in enhanced cell viability and printing resolution. This innovation could lead to the creation of artificial organs and tissues, as well as cultivated meat with lower environmental impact.
Researchers at the University of Missouri have developed a smart material prototype that can control the direction and intensity of energy waves. This breakthrough could have significant implications for various fields, including military and commercial applications.
Researchers propose a new bonding theory that illustrates how each boron atom satisfies the octet rule and how alternating σ bonds further stabilize the 2D sheet. The theory introduces a new form of resonance, allowing delocalization of σ electrons within the plane.
Researchers at Argonne National Laboratory and University of Chicago developed a hybrid simulation process using IBM quantum computers to solve electronic structure problems. The new method uses classical processing to mitigate noise generated by the quantum computer, paving the way for future improvements.
Scientists at US national laboratories are developing new chemical recycling methods to make sustainable, high-quality plastic materials. They aim to transform plastic waste into valuable chemicals and reduce plastic pollution, paving the way for a circular economy.
A team led by Xueyan Song at West Virginia University has created an oxide ceramic material that solves a longstanding efficiency problem plaguing thermoelectric generators. The breakthrough achieved record-high performance, opening up new research directions to further increase performance and enabling large-scale waste heat recovery.
Researchers developed a new AI-driven method to detect and predict defects in 3D printed metals, enabling rapid improvements in additive manufacturing. The method uses X-ray imaging and machine learning to identify pore generation in real-time with near-perfect accuracy.
Tiantian Yang aims to develop an integrated solution addressing precipitation variability and uncertainty with a novel AI and data mining tool. His research will be tested in collaboration with U.S. agencies, aiming to better inform water management decisions.
Researchers at MIT create a novel approach to building deformable underwater robots using simple repeating substructures. The system can assemble into various shapes and sizes, offering scalability and efficiency improvements over current technologies.
Jamie Padgett, a leading expert in infrastructure sustainability and resiliency, has received the Edith and Peter O'Donnell Award from TAMEST. Her groundbreaking research focuses on identifying and minimizing risks to critical infrastructure, enhancing public safety and promoting disaster resilience.
A team of researchers from Xi'an Jiaotong-Liverpool University and other institutions has identified a flexible and user-friendly model for predicting flood frequency in a changing environment. The fractional polynomial-based regression method is more effective than existing models, which often fail to account for factors like climate ...
Researchers have developed a diffractive optical processor that can compute hundreds of transformations in parallel using wavelength multiplexing. The processor, which is powered by light instead of electricity, can execute multiple complex functions simultaneously at the speed of light.
Researchers at Argonne National Laboratory develop a new method to create crystalline materials with two or more elements, yielding previously unknown compounds with exotic properties. The discovery has potential applications in superconductors, energy transmission, high-speed transportation, and energy-efficient microelectronics.
Researchers at Max Planck Institute developed a new model describing the autonomous remodeling of molecular structures. This concept sheds light on self-organization in living matter and could inspire engineering strategies for designing molecular robotic shape-shifters.
Researchers have created a new metal alloy that boasts the highest recorded toughness, with properties that improve at lower temperatures. The alloy, CrCoNi, exhibits exceptional strength and ductility, making it ideal for structural applications, despite most materials becoming brittle at low temperatures.
Researchers at City University of Hong Kong found that tailoring cobalt concentration in high entropy alloys prevents nanoparticles from coarsening at high temperatures. This strategy opens a pathway for designing novel thermally stable chemically complex alloys for various engineering fields.
Researchers develop a new way to manufacture high-efficiency diffraction gratings using reactive ion-plasma etching, achieving near-theoretical unpolarized diffraction efficiency of 94.3%. The process enables robust and durable gratings suitable for harsh environments.
Researchers have developed a method for centimeter-scale color printing using grayscale laser writing, achieving vivid and fine-tunable colors. The technique leverages pixelated optical cavities to generate transmission colors with a transmission efficiency of 39-50%.
Researchers used machine learning to track turbulent structures in fusion reactors, gaining detailed information on their behavior and heat flows. The approach enables more accurate engineering requirements for reactor walls and could lead to improved energy efficiency.
A team of researchers from Japan and the USA have proposed an optimized design strategy for additive manufacturing using laser powder bed fusion. They simultaneously optimized laser hatching orientation and lattice density distribution to minimize residual stress in metal parts, reducing warpage by up to 39%.
Researchers at MIT and the University of Tokyo have developed a technique to synthesize many
Researchers at North Carolina State University have developed a new self-healing composite that can repair itself in place without removal. The technology addresses two longstanding challenges, increasing the lifespan of structural components by up to 500%. This resolves limitations such as overheating and limited self-repair cycles.
Engineers have created a new type of surface that can change its physical properties across different directions. By combining cells with adjustable shapes, the researchers can alter compressibility, flexibility and density. This technique has potential applications in medical devices, architecture and aerospace.
Researchers from Northwestern University have synthesized open-channel superlattices with pores ranging from 10 to 1,000 nanometers in size. The new findings will enable the use of these colloidal crystals in molecular absorption and storage, separations, chemical sensing, catalysis, and optical applications.
Researchers developed a machine learning model to analyze how susceptible overhead transmission lines are to damage from back-to-back natural hazards. The study found that previous damage can have a significant impact on the fragility and reliability of power grids, especially when followed by a hurricane.
A recent study published in Engineering Construction & Architectural Management identified the main obstacles preventing digital transformation in the engineering and construction industry. The three main problems are a lack of laws and regulations, a lack of support and leadership, and a lack of resources and professionals.
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.
Scientists explore the dynamics of soft materials like toothpaste and hair gel using X-ray photon correlation spectroscopy (XPCS). The technique reveals microscopic dynamics and helps understand properties like viscosity and elasticity. Insights gained can aid in designing consumer products, nanotechnologies, and drug delivery systems.
Researchers developed a novel three-core optical fiber sensor to accurately measure both the magnitude and direction of spine curvature. The sensor offers advantages like low cost, high sensitivity, and small size, making it a promising tool for doctors to diagnose problems in spine curvature.
Researchers used the Advanced Photon Source to study asteroid fragments from Ryugu, finding they were made of water and carbon dioxide ice. The analysis suggests the asteroid formed over 4 billion years ago in the outer solar system, with a hydrated interior and dryer surface.
A multidisciplinary team at UC San Diego received NSF funding to create a system that remotely monitors patient posture, movement, and physical therapy treatments using wearable technology and machine learning. The goal is to enable personalized physical therapy treatments and improve health outcomes.
A new study examines the impact of sea level rise on building foundations and proposes a method for inspection and repair to lower costs. The researchers estimate that the annual repair cost for foundations in Mobile, Alabama, could total $90 million by 2100.
Florida Atlantic University receives a three-year NASA grant to develop experiential learning opportunities for South Florida underserved high school students in the STEM fields. The MAA Experiential Learning Opportunities project aims to increase minority students' participation in STEM programs and professions.
Scientists have developed a soft, bioresorbable device that cools peripheral nerves to reduce pain. The device was tested in rat models and found to be effective, reversible, and non-addictive, with potential applications for treating neuropathic pain after surgery.
Scientists at Caltech have developed a framework for designing new materials inspired by the fundamental rules of termite nests. The 'virtual growth program' simulates natural growth patterns and generates disordered geometries with unique mechanical properties.
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.
The new approach uses a single gantry to print individual or multiple parts simultaneously, increasing printing resolution and size while significantly decreasing printing time. MF3's software optimizes the gantry arm's movement and determines when nozzles should be turned on and off for highest efficiency.
Researchers at Harvard University have developed inflatable actuators that can bend, twist, and move in complex ways using origami-inspired designs. The actuator's bistable origami blocks allow it to perform up to eight different motions with a single pressure source.
A research team, led by Rohit Pappu and Anthony Hyman, found that protein molecules form dynamic clusters at low concentrations, which have structures that encode function. This discovery challenges the long-held assumption that there is no further structure underlying biomolecular condensates.