Articles tagged with Mechanical Engineering
A research team led by Prof. Wang Zuankai has discovered the mechanism behind mechanoelectrical perception in sea urchin spines, which allows them to detect water flow instantly. The team has developed a bionic metamaterial sensor using gradient porous structure and 3D printing, holding promise for sensing technology breakthroughs.
Researchers have developed a low-cost fake drug detector that uses an infrared sensor to track pill dissolution rates. The device can identify legitimate medications from counterfeit ones with high accuracy, making it a valuable tool in the fight against global health threats.
In a breakthrough study, researchers successfully integrated neuronal precursor cells into biobots, resulting in the formation of functional nervous systems. This development has significant implications for neuroscience, bioengineering, and regenerative medicine, enabling the investigation of fundamental questions about the origin of ...
Prof. Yanquan Geng's team has devised a way to carve variable-depth, three-dimensional trenches into gallium antimonide using a microscopic tip vibrating thousands of times per second. This process improves the crystal's structural integrity and enables the creation of pristine 3D nanogrooves with controlled depths and widths.
Researchers at SKKU develop hafnium oxide-based ferroelectric transistor arrays for AI hardware, achieving high endurance and precise analog weight control. The devices demonstrated scalable operation and stable synaptic learning behavior, paving the way for next-gen in-memory computing technologies.
The Harvard researchers' new device is elegantly designed to be tunable, with a bilayer design that becomes geometrically chiral and able to 'read' chiral light. By using the MEMS device to continuously vary the twist angle and interlayer spacing, the team showed they could tune the device's intrinsic ability to read different chiral l...
Southwest Research Institute has upgraded its facilities to accommodate subsurface safety valve (SSSV) testing for carbon capture and storage (CCS) applications. The upgrades support existing high-quality testing services while enabling efficient testing at extreme temperatures.
Southwest Research Institute (SwRI) has achieved CMMC Level 2 certification through an independent assessment, demonstrating a commitment to cybersecurity best practices. The certification covers SwRI's Intelligent Systems and Mechanical Engineering divisions and requires the organization to meet 110 security-related requirements.
NPSS 3.3 offers new interfaces, features and data types to enhance model and component development times, supporting turbomachinery, air-breathing propulsion systems and hybrid electric systems. The software now includes FFI integration with external functions and built-in support for .CSV file format exports.
The SwRI MST 8x8 probe uses guided-wave technology to detect corrosion in storage tanks with exceptional accuracy. It reduces expensive downtime by allowing inspections without emptying the tank, improving inspection safety in hazardous spaces.
Researchers at Tokyo Metropolitan University have created a rotating tabletop device to test dynamic wireless power transfer for electric vehicles. They successfully replicated conditions of a car moving at 40 kilometers per hour, promising accelerated research into next-gen charging.
A new study by engineers at the University of Colorado Boulder found that dopamine influences movement speed, particularly when rewards are expected. The researchers discovered that people tend to move faster towards targets that offer rewards and experience a surge in energy when they receive unexpected treats.
Five Lehigh University professors have been recognized for their innovative work, collectively holding over 2,000 U.S. patents. Their research focuses on diverse areas, including orthopaedic device technology, nanocrystalline alloys, and energy storage systems.
A team of scientists, led by Associate Professor Jiangtao Cheng, has discovered a previously unreported method to get a puddle of water up to 1 cm wide to jump into the air. The bursting energy of bubbles trapped inside the droplets is key to this phenomenon.
Utah engineers have created a wearable, portable hip exoskeleton that reduces the energy needed to walk by nearly 20% in individuals with hemiparesis after a stroke. The device helps compensate for reduced ankle propulsion and provides real-time motor assistance, improving mobility and quality of life.
Researchers developed a multilayered insulated superhydrophobic (MISH) coating that maintains repellency up to 90°C, outperforming conventional coatings. The coating's insulating layer reduces heat transfer, preventing condensation and maintaining 'never-wet' properties.
Researchers developed a technology that precisely controls the internal structure of semiconductors using heat, enabling faster AI computations with reduced electricity. The approach improves the performance of next-generation artificial intelligence hardware.
Researchers at Harvard's John A. Paulson School of Engineering and Applied Sciences have developed a new fabrication method for printing robotic devices with long filaments featuring precisely placed hollow channels. This allows the device to bend and deform in predetermined ways, enabling the creation of soft robots with predictable s...
60Nd, a UC3M spin-off, develops NeoMag to study tumor behavior, traumatic brain injuries, and wound healing processes. The technology enables researchers to replicate physical disease behaviors and identify new therapeutic targets.
Southwest Research Institute's Metering Research Facility has received ISO/IEC 17025 accreditation, confirming compliance with international testing and calibration standards. The facility offers highly specialized calibration services to energy sector clients using its recirculating natural gas flow lab.
A University of Houston professor has found that tree-like thin films release heat at least three times better than traditional methods, enabling more efficient cooling in AI data centers. The discovery demonstrates the power of physics-aware AI design for validating high-impact cooling solutions.
Venkat Selvamanickam, a University of Houston engineering professor, has been recognized by the National Academy of Engineering for his contributions to industrial-scale advanced manufacturing processes for high-temperature superconductor wires. His work has transformed the energy industry and modernized electric grids, strengthening e...
Hiroshima University researchers develop novel 3D printing method to produce cemented carbides with high hardness and durability, reducing material waste and cost. The new technique maintains the hardness of conventionally manufactured WC-Co cemented carbides without defects or decomposition.
Dr. Barron Bichon has been promoted to vice president of SwRI's Mechanical Engineering Division, overseeing a team of over 400 staff members. He will lead the division in advancing additive manufacturing and composite material bonding for defense and aerospace applications.
Researchers at Pohang University of Science & Technology developed a secure hologram platform that stores information using the wavelength of light and spacing between metasurface layers. The technology enables information processing using light alone, without electrical power or electronic chips.
MIT engineers have designed a 3D-printed floor truss system made from recycled plastic, which exceeds building standards set by the US Department of Housing and Urban Development. The printed flooring can hold over 4,000 pounds and weighs about 13 pounds per truss, making it a lighter alternative to traditional wood-based trusses.
Dr. Ben Thacker has been appointed as the Chief Operating Officer (COO) of Southwest Research Institute (SwRI), directing its technical divisions and internal research program. Under his leadership, the institute aims to strengthen its operational foundation to support innovation.
Researchers at Harvard University have developed a new design method for optimizing rolling contact joints in robots, which can lead to better grippers, assistive devices, and more efficient robotic movement. The optimized joints performed spectacularly, correcting misalignment by 99% in knee-assist devices.
A team of mechanical engineers has created a wood-based material that can store and release heat to make building temperatures more comfortable. The phase-change material reduces the need for air conditioning by harnessing excess heat from the environment.
Researchers create novel contactless electricity generation technique leveraging electrostatic charges and viscous force of compressed air. The device generates high ESD-based outputs, powering electronic devices and regulating humidity.
Researchers have developed a passive, solar-powered orbital data center that can scale AI computing and reduce environmental impact. The system leverages decades of research on 'tethers' and could host thousands of computing nodes to replicate terrestrial data centers.
Researchers at Binghamton University discovered that caterpillars can hear airborne sounds via microscopic hairs on their bodies. The study found that the caterpillars were 10 to 100 times more responsive to airborne sound than surface vibrations felt on their feet, suggesting a new approach for improving microphone technology.
Researchers developed a new 'frequency-multiplexed elastic metasurface' that can precisely direct elastic waves at distinct frequencies onto different locations, enhancing signal intensity by up to 48 times. This technology breaks the conventional belief that one structure can perform only one function.
Researchers have developed a fast and easy test that can track the aging process of red blood cells after storage, potentially improving the quality of blood transfusions. The device uses surface acoustic waves to detect changes in metabolites associated with aging cells.
Researchers at HKUST developed the world's first sub-zero Celsius elastocaloric freezing device, offering a promising solution to combat climate change. The device achieved a cold-source temperature of -12 ℃ and demonstrated its real-world freezing capability in a package testing outdoors.
Scientists created biologically realistic artificial cilia using hydrogel, enabling precise control over their motion. The tiny structures can be powered by low-voltage electrical signals and have shown remarkable durability and versatility.
A team of researchers from Chonnam National University has developed a novel superpixel-based virtual sensor framework for full-field vibration measurement. The approach offers robust and accurate motion estimation without the need for physical markers or contact sensors, making it suitable for large-scale infrastructure monitoring.
Researchers at Hong Kong Polytechnic University create a new machining method that combines laser and magnetic fields to machine advanced materials like high-entropy alloys. The dual-field approach produces smoother surfaces, reduced damage, and improved material removal rates.
Researchers at Nanjing University of Aeronautics and Astronautics created an active metal metamaterial that can bend and recover its shape, enabling aircraft wings to morph smoothly in flight. The material is lightweight, strong, and capable of adjusting its shape on demand.
A reconfigurable optical computing platform based on a double-layer liquid crystal structure has been developed to enable multifunctional all-optical image processing. The platform integrates eight types of image processing functions in one go, including bright-field imaging, vortex filtering and edge enhancement, promising substantial...
Scientists develop corrosion-resistant alumina-forming ferritic alloys that exhibit outstanding mechanical properties and oxidation resistance, potentially transforming energy systems and nuclear reactors. These materials offer economic feasibility while maintaining high reliability and could accelerate adoption in practical applications.
A study by Chongqing University of Posts and Telecommunications proposes a modality fusion strategy to enhance visualization-inertial trajectory localization. The approach leverages attention mechanisms and cross-modal communication, achieving robust accuracy in complex environments.
Researchers at Pusan National University have discovered a new, faster method for treating lightweight magnesium metals using electropulsing technology. The technique, which involves applying electric pulses to the metal, can accelerate grain growth and improve mechanical properties.
Researchers have developed ultrafine 3D printing nozzles inspired by mosquito feeding tubes, which can produce complex structures with high precision. This innovative technology has the potential to transform various industries, including manufacturing and biomedical engineering, by providing an environmentally friendly alternative.
A team of researchers developed a multi-material, multi-module microrobot that can grab, carry and release microscopic objects. The microrobot features two parts: one reacts to pH changes to grip an object, while the other responds to magnetic fields for movement.
An AI-driven robotic assembly system allows people to build physical objects by simply describing them in words. The system uses generative AI models to build a 3D representation of an object's geometry based on the user's prompt, and then iterates on the design based on feedback from the user.
A Harvard-designed bio-logger captures high-fidelity audio of sperm whale codas, which are later analyzed by machine learning models to uncover structured communication. Recent results show that sperm whales have their own alphabet and use vowels and diphthongs in their language.
Eight SwRI hydrogen projects funded by ENERGYWERX will evaluate new technology and existing infrastructure for a hydrogen-powered future. The projects, conducted at SwRI's Metering Research Facility, aim to improve energy infrastructure and support the use of clean-burning fuel.
A new robotic design uses vine-like structures to lift and grasp a variety of objects, including humans, with a gentler approach. The robot can snake around obstacles, squeeze through tight spaces, and even secure itself in a closed loop to create a sling.
A breakthrough AI system called OmniPredict can predict human pedestrian behaviors with unprecedented accuracy, revolutionizing self-driving cars and urban mobility. The model combines visual cues with contextual information to anticipate pedestrians' next moves, reducing the risk of accidents and improving traffic safety.
Researchers developed instance-adaptive scaling framework that uses process reward model to estimate difficulty of question, enabling LLMs to spend more compute on promising solution paths. This approach achieves comparable accuracy with existing methods while reducing computational cost by up to one-half.
Scientists at Tsinghua University introduce a new technique to carve complex shapes on material surfaces, enabling more design freedom and efficiency in surface design. The method uses high-speed vibrations to create convex microstructures that can change how a surface interacts with its environment.
The upgraded facility enables efficient testing of equipment moving heavy oils, addressing the growing need for advanced gas separation technologies. SwRI's expanded High-Viscosity Flow Loop offers a more comprehensive solution, allowing for cost-effective and efficient testing of pumps in extremely viscous conditions.
MIT engineers developed artificial tendons made from hydrogel to connect lab-grown muscles with robotic skeletons. The tendons improved the robot's motion and force output by three times, enabling faster and more efficient biohybrid robots.
A behavioral study analyzed toilet use in Cambodia and found that households struggled to follow recommended guidelines for maintaining a smart toilet system. Only 40% of respondents could recall key details, highlighting the need for user education and support.
MIT engineers have developed an ultrasonic device that vibrates at high frequency to shake out water molecules from a material, recovering clean drinking water in minutes. This design is 45 times more efficient than existing heat-based systems, which can take hours or days.
The upgraded engine features a state-of-the-art turbocharger, increasing peak torque from 1,494 to 1,760-foot pounds and peak power from 370 to 440 horsepower. The engine's peak efficiency has also improved to 44.0%, class-leading for a spark-ignited engine.
The new facility can test thermal performance of heat exchangers and cooling equipment up to five megawatts, supporting the growing $30 billion data center cooling industry. SwRI offers customized testing services, including coolant distribution units and secondary side pumps, and replicates real-world conditions.
Researchers at ETH Zurich developed microrobots that can navigate blood vessels with precision, delivering drugs directly to the target location. The robots use magnetic nanoparticles and advanced navigation systems to avoid obstacles and reach their destination.
The University of Maine has launched internships in AI and digital twins to prepare students for careers in the growing blue economy. Students will work with real-time data, build virtual replicas of ocean structures, and test complex marine scenarios.