Articles tagged with Mechanical Engineering
A POSTECH research team developed a photoacoustic computed tomography (PACT) system that non-invasively monitors cerebrovascular changes in small animals with early stages of an ischemic stroke. The technology also measures oxygen saturation in blood vessels, allowing precise tracking of vascular recovery after stroke.
Dr. Sarah Du, an associate professor at Florida Atlantic University's College of Engineering and Computer Science, has been selected as a Senior Member of the National Academy of Inventors for her significant contributions to advancing medical technology. Her research focuses on developing point-of-care diagnostic tools and monitoring ...
Researchers have found that similar patterns of cracks on planets Earth, Mars and Europa may indicate past water presence and potential life. The study uses a mathematical framework to analyze two-dimensional fracture networks across the solar system.
The Hydrogen Engine Alliance of North America aims to educate the public about hydrogen's potential and build support for infrastructure development. It will foster innovation and collaboration across sectors to ensure that internal combustion engine vehicles contribute meaningfully to North America's hydrogen ecosystem.
The Dielectric Elastomer Sensor (DES) offers real-time pressure and vibration monitoring in soft fluidic actuators, ideal for robotics and biomedical devices. The sensor's flexibility and ability to withstand large deformations make it suitable for applications in automobile designing and structural health monitoring.
Researchers developed a self-healing hydrogel that can resist cracking and damage quickly. By incorporating sacrificial segments, the material forms new networks to reinforce itself.
Scientists at Penn State have created a new type of computer memory that could revolutionize electronic devices. The material harnesses incipient ferroelectricity to enable faster and more sustainable computing technologies.
UTA's expansion of its undergraduate research program has enabled students to present their work at major symposiums, including the American Institute of Aeronautics and Astronautics conference. The program has strengthened students' commitment to pursuing graduate studies in various fields.
Researchers at Columbia University developed a way for robots to autonomously model their own 3D shapes using a single camera, enabling them to understand and adapt to their movements. This breakthrough allows robots to overcome damage to their bodies, making them more reliable and resilient for various applications.
A novel computational model enables prediction and improvement of multifunctional structures in 3D printing. Researchers have controlled internal structure to enhance mechanical resistance and electrical signal transmission.
Ebru Demir aims to study how groups of AI-driven microswimmers move in biological fluids for potential applications in drug delivery, fertility treatments, and other medical fields. Her research combines artificial microswimmers with machine learning to uncover the underlying physics governing their movement.
Three University of Houston professors, Birol Dindoruk, Megan Robertson, and Francisco Robles Hernandez, have been named Senior Members of the National Academy of Inventors. The recognition highlights their dedication to innovation and research excellence.
Researchers develop novel methods to visualize and understand gas flow dynamics in plasma arc cutting, improving cut quality and efficiency. They found that curved cutting fronts result in oblique shockwave structures, which reduce flow velocity and can lead to safer and more efficient dismantling of nuclear facilities.
Researchers propose a new local electricity market to harness the power of homeowners' grid-edge devices in case of outages or attacks. Devices like solar panels and electric vehicles can pump power into the grid or rebalance consumption.
Researchers created robotic materials that can change shape, support heavy loads, and self-heal by enabling dynamic inter-unit forces and biochemical signaling. The system can be scaled to thousands of units, enabling the development of robust and adaptable robotic materials.
Researchers develop a novel adaptive nonlinear PID controller integrated with radial basis function neural network for enhanced ballbot functionality. The proposed NPID-RBFNN controller demonstrates superior stability and robustness, outperforming traditional PID and NPID controllers.
NASA has successfully integrated its deployable aperture cover sunshade with the outer barrel assembly of the Roman Observatory, enhancing the telescope's ability to detect faint light from across the universe. The integration marks a significant milestone in the mission's assembly and testing phase.
Cornell researchers discover way to control metal solidification transformations by adjusting alloy composition, leading to improved strength and reliability of printed metal parts. The method involves disrupting column-like grain growth, significantly reducing grain size and improving yield strength.
The FAU-designed autonomous observation platform system offers a comprehensive approach to studying the Arctic environment and monitoring the impact of melting sea ice. The system integrates with the environment it monitors, providing new data on Arctic Sea ice melt beyond what satellites and manned ships can provide.
A new 3D bioprinted gastric cancer model successfully replicates the unique characteristics of individual patients' tissues, predicting drug responses and prognosis with high accuracy. This innovative platform enables rapid evaluation within two weeks, contributing to personalized cancer treatment development.
A Virginia Tech research team has made significant progress in understanding the role of physical properties in tuning the body's immune responses. By modifying biomaterials' size, shape, and stiffness, they aim to enhance immune cell behavior and stimulate antitumor immune responses.
Researchers have developed a 3D printing technique to create liquid crystal elastomers with controllable alignment, leading to new possibilities for shape-morphing materials. By tuning nozzle design, print speed, and temperature, they achieved uniform molecular-scale alignment, translating to prescribed mechanical behavior.
A POSTECH research team developed a novel multidimensional sampling theory to overcome limitations of flat optics. Their study identifies constraints of conventional sampling theories and presents an innovative anti-aliasing strategy, significantly enhancing optical performance.
Hannah Dailey, an associate professor of mechanical engineering at Lehigh University, has been recognized with the Presidential Early Career Award (PECASE) for her innovative research on fracture healing. Her virtual mechanical test can identify nonunions early in the healing process, allowing for earlier surgical intervention.
A team of researchers has developed a novel model of the Blood-Brain Barrier, which mimics the complex structure of cerebral blood vessels. This breakthrough enables scientists to study neuroinflammation and develop new therapeutic strategies for Alzheimer's disease and other neurodegenerative disorders.
Sucosky's research aims to build a device replicating the bicuspid aortic valve to investigate how unusual stress leads to its hardening. The goal is to uncover molecular pathways that could be targeted with pharmaceutical treatments.
Dental implant surgeries require optimal mechanical stress levels for successful bone healing and long-term implant success. Researchers are developing a hybrid biomechanical model using machine learning to provide precise, patient-specific predictions of mechanical stress.
A team of MIT engineers has developed a training method for multiagent systems that can guarantee their safe operation in crowded environments. The method enables agents to continually map their safety margins, allowing them to scale up to any number of agents while maintaining system safety.
A new study by scientists at the University of Rochester suggests that atmospheric wind has a surprising impact on ocean eddies, which are circular currents of water about 100 kilometers wide. The research reveals that wind can both energize and dampen eddies, depending on their spin direction.
The University of Bath's RENEW research center has published a manifesto on regenerative design and engineering to address the climate crisis. The guidebook provides a framework for creating 'Net Positive' buildings, technologies, and systems that renew unity with nature.
Binghamton University researchers aim to perfect the electrospray deposition process using artificial intelligence to create consistently thin polymer films. The project seeks to overcome challenges in controlling film characteristics and data collection, enabling efficient manufacturing and reducing labor costs.
A new research project funded by a $600,000 grant is exploring the mechanics behind episiotomies, with the goal of developing safer and more effective surgical practices. The study uses advanced experimental techniques and computational simulations to understand how incisions spread and potentially lead to tears.
Researchers created a 'Hyperelastic Torque Reversal Mechanism' that enables fast and powerful movements in soft robots made from rubber-like materials. The mechanism leverages the characteristics of soft hyperelastic materials to rapidly stiffen as they compress, allowing for rapid and efficient movement.
A new large language model, 'llm-jp-3-172b-instruct3', has been released with approximately 172 billion parameters, trained from scratch using 2.1 trillion tokens of data. This model surpasses GPT-3.5 performance on benchmarks such as 'llm-jp-eval' and 'llm-leaderboard'.
A new prototype developed by the University of the Basque Country assesses and rehabilitates balance problems in patients after a stroke or due to other conditions. The device makes reliable and repeatable measurements using sensors on a platform that stimulates the patient's balance.
The university aims to improve operational efficiency, manage emissions, and build an inventory of methane emissions through three research projects. The efforts will also support workforce development and improve air quality in local communities.
The UCF-led PARTNERS consortium aims to train a new generation of nuclear engineers and scientists, providing a talent pipeline for the NNSA. The $5 million grant will support students from underrepresented communities, providing research opportunities and internships at national labs.
Researchers at Pohang University of Science & Technology have developed a technology that uses microwaves to produce clean hydrogen in minutes, overcoming limitations of existing methods. By leveraging microwave energy, the team achieved significant breakthroughs in reducing production temperatures and time.
Researchers at Duke University developed an acoustofluidic integrated molecular diagnostics chip, AIMDx, that uses tiny vortexes to detect dangerous viruses. The vortexes trap cells, bacteria, and larger bioparticles, purifying samples for biomedical tests.
Three UVA engineering professors, James T. Burns, Coleen Carrigan, and Liheng Cai, have received the Presidential Early Career Award for Scientists and Engineers (PECASE) from President Biden. The award recognizes their innovative work in science and technology, including Burns' research on material fracture under unique conditions and...
Researchers at UT Health San Antonio and The University of Texas at San Antonio have won the 2025 Hill Prizes for their groundbreaking work on non-opioid painkillers and emergency airway management. The $500,000 prize funding will support the development of novel analgesics and a new design for endotracheal tubes.
Researchers developed an AI-powered technology that transforms low-resolution, label-free images into high-resolution, virtually stained ones without fluorescent dyes. This innovation delivers stable and accurate cell visualization, overcoming limitations of traditional imaging methods.
The University of Tennessee at Knoxville has been awarded a $20 million grant from the US Department of Energy to develop high-performance materials for fusion energy systems. The project, IMPACT, aims to revolutionize material design and manufacturing, addressing a key challenge in making fusion energy commercially viable.
Researchers at PolyU have invented a ground-breaking self-powered mechanism to eject freezing droplets, enabling cost-efficient and promising technological applications. The discovery uses spring-like elastic pillars to accelerate ejection velocity and enlarge kinetic energy transformation of freezing droplets.
Researchers at Texas A&M University have developed a non-toxic coating that can reduce the flammability of cotton using a single step. The technology uses a polyelectrolyte complex coating and has been optimized for scalability and efficiency, making it suitable for industrial applications.
Researchers at SeoulNational University of Science & Technology propose two new designs for energy-efficient vibration energy harvesters that boost power output and efficiency. The designs use a repulsive magnet pair, yoke, and optimized coil placement to maximize magnetic flux change, leading to higher power generation.
Researchers at Binghamton University have developed a new paper-based biosensor system that uses bacterial spores to monitor glucose levels in sweat, eliminating the need for finger-stick devices. The system is shelf-stable, self-replicating, and can endure harsh environments, making it a promising alternative for diabetes management.
Researchers at Osaka Metropolitan University developed a simple method to measure deformations in thin membrane materials using photogrammetry and a single camera. This technology can accurately detect wrinkle size and wavelength, enabling more efficient spacecraft operations.
Cricket frogs use a combination of underwater push and leg movement to propel themselves out of the water, resulting in a 'belly flop' motion. This discovery could lead to advancements in bio-inspired robotics and water testing systems.
MIT engineers developed a nanofiltration process to capture aluminum ions from cryolite waste, reducing hazardous waste and improving efficiency. The membrane selectively captured over 99% of aluminum ions, enabling the recovery of aluminum and reducing the need for new mining.
Researchers from Singapore, Japan and US developed an advanced swarm navigation algorithm for cyborg insects that prevents them from getting stuck in challenging terrain. The new algorithm represents a significant advance in swarm robotics and could pave the way for applications in disaster relief and search-and-rescue missions.
A UVA professor has made new discoveries about electron kinetic behavior within plasma beams, potentially revealing the 'shape' of future space technology. The findings could lead to more efficient and reliable electric propulsion systems for long-duration space missions.
The research team developed a gripper (MOGrip) that can transfer multiple objects simultaneously, reducing process time by 34% and travel distance by 71%. Inspired by human multi-object grasping strategy, MOGrip features in-hand translation capability and decoupling links for simplified control.
Researchers at Tokyo University of Agriculture and Technology developed an explainable AI model to classify videos of splashing and non-splashing drops. The model achieved a success rate of 92% for low-viscosity liquid and 100% for high-viscosity liquid, revealing key differences in droplet behavior during impact stages.
Researchers at Texas A&M University have developed a skin-like material that can mimic human skin textures and elasticity, simulating conditions for bacterial growth. The Ecoflex-based skin replicas can be used to test wearable sensors and improve catheter designs, potentially reducing the risk of catheter-related bloodstream infections.
Researchers from Texas A&M University have introduced a novel thermodynamic concept called the 'centotectic,' which investigates the stability of liquids in extreme conditions. The study provides critical information for determining the habitability of icy moons like Europa, with potential implications for planetary exploration efforts.
Researchers at Texas A&M University have uncovered a mechanism behind cancer progression: the stiffening of tumor cell's environment. This spreading causes increased cell proliferation and tumor growth.
Researchers create SciAgents framework to autonomously generate and evaluate promising research hypotheses in biologically inspired materials. The framework uses graph reasoning methods to organize relationships between scientific concepts, mimicking biological systems.
Researchers developed a groundbreaking method to produce ultrathin and ultra-flexible diamond membranes with unprecedented efficiency. These versatile materials enable the creation of innovative devices in fields such as electronics, photonics, mechanics, thermics, acoustics, and quantum technologies.
Researchers at Stanford University have designed a comfortable, flexible knit sleeve that simulates realistic touch using pressure-based haptics. The Haptiknit sleeve provides more accurate tactile feedback than vibration-based devices, allowing for smoother navigation, military communication, and rehabilitation.