Articles tagged with Mechanical Engineering
Researchers at McMaster University have developed a transparent test patch that can signal contamination as it happens, using harmless molecules. The patch can be incorporated into food packaging and monitor contents for harmful pathogens like E. coli and Salmonella, providing a definitive indication of safety before consumption.
Devin W. Laurence, a University of Oklahoma Mechanical Engineering Senior, won the Grand Prize at the 2018 Research Day at the Capitol with his research on atrioventricular heart valves. The $500 award includes a $4,000 summer research internship and recognizes cutting-edge research in cardiovascular heart valve biomechanics.
Researchers have developed an algorithm that mimics aquatic sensory intelligence, allowing underwater vehicles to detect specific flow patterns. The technology has potential applications in navigation and obstacle avoidance, enabling vehicles to leave behind inconspicuous wakes.
Researchers at the University of Notre Dame are developing a renewable energy approach for synthesizing ammonia, which is essential for fertilizers and food production. The new process utilizes plasma in combination with non-noble metal catalysts to generate ammonia at milder conditions than the traditional Haber-Bosch process.
A team of researchers from Utah State University and Belgium discovered the exact angle at which a bent fiber holds the most fluid, found to be 36 degrees. This discovery has multiple industrial applications, including drug manufacturing and fog-collection net development.
Researchers at Virginia Tech have improved the traditional design of fog nets to increase their collection capacity by threefold using a 'fog harp' system featuring vertical wire arrays. This innovative design sheds tiny water droplets faster and more efficiently, increasing overall water yield.
Researchers have developed opto-thermoelectric nanotweezers that can control particles at the nanoscale and analyze them in-situ. This technology has the potential to lead to new discoveries in nanotechnology, individual health monitoring, and biological systems.
Researchers at Northwestern University have developed a new method to create high-quality imaging lenses quickly using a 3D printer. The customized optical component can be printed in about four hours and has smooth surface quality, paving the way for applications in optics, vision correction, and disease diagnosis.
Researchers at Texas A&M University developed a mechanically robust conductive coating that maintains performance under stretching, bending, and twisting. The coating, based on two-dimensional metal carbides (MXenes), can be engineered onto various surfaces like cloth, fiber, glass, or plastic.
Researchers at the University of Illinois have developed a new technology that can switch heat flows 'on' or 'off' using liquid metal droplets. This innovation has the potential to significantly improve system performance and reliability in electronics systems.
A team of researchers from the University of Pittsburgh's NSF Center for Space, High-performance, and Resilient Computing has developed a radiation-resistant computer capable of high-performance computing in space. The system will be launched on the International Space Station and is nearly three times more powerful than its predecessor.
Researchers at the University of Maryland have created a durable wood carbon sponge that can withstand repeated compression and extreme mechanical conditions. The sponge has potential applications in energy storage, pollutant treatment, and wearable electronics.
The University of Michigan has developed a new surgical device called the 'arterial everter' that can connect arteries more quickly and easily. The device, which is currently in development and partnership with Baxter, may reduce surgery time by up to an hour and improve patient outcomes.
Rensselaer Polytechnic Institute professor Farhan Gandhi has received the AIAA Faculty Advisor Award for reviving the RPI Student Branch, facilitating seminars, astronaut visits, and providing students with a sense of community. Gandhi's research focuses on rotary-wing aircraft, adaptive cellular structures, and morphing technologies.
Clemson University researcher Suyi Li is investigating how origami can be used to create new materials, including floor pads and building foundations that absorb vibrations in earthquakes. His work could lead to the development of new technologies with a range of applications.
A Virginia Tech student research team has discovered the Melt Mat, a thermally absorptive blanket that increases melting rates by threefold without any effort or energy input. The product can be used on residential driveways, sidewalks, parking lots, and athletic fields to save municipalities millions and homeowners from snow shovel duty.
Scientists at Penn State have created materials that can conduct protons, a process used in fuel cells, and are biocompatible. The protein-based proton conductors show promise for developing implantable medical devices without batteries.
Researchers at Columbia University have developed a flexible spine-like lithium-ion battery with high energy density, stable voltage, and excellent mechanical properties. The battery's design is inspired by the human spine and provides remarkable flexibility and durability, making it a promising candidate for wearable electronics.
Researchers at Iowa State University have developed a new graphene printing technology that produces electronic circuits with low cost, flexibility, and conductivity. The technology uses laser processing to create water-repelling surfaces on graphene flakes, opening up possibilities for self-cleaning wearable electronics and sensors.
A team of researchers led by Dr. Jonathan Vande Geest at the University of Pittsburgh has received a $673K NIH grant to construct biomimetic, small-diameter vascular grafts that mimic the body's own blood vessels.
The innovative technology splits sunlight into efficient light and repurposes infrared light for water purification, improving agricultural competitiveness and reducing energy costs in greenhouses. Researchers plan to test the material in pilot greenhouse facilities and expand its application to various crops.
Researchers have developed soft, electrically activated devices that mimic the expansion and contraction of natural muscles. These devices can be constructed from low-cost materials, are able to self-sense their movements and self-heal from electrical damage.
UC San Francisco bioengineers develop a method to create complex tissue shapes, such as bowls and coils, by patterning cells on thin layers of extracellular matrix fibers. This approach mimics natural developmental processes and offers new insights into the fundamental biology of tissue assembly.
Researchers developed a wearable robotic system to improve balance and gait in Parkinson's disease patients. After a single training session, both groups showed improved response to perturbations and increased gait stability.
Dereje Agonafer's election as an NAI Fellow marks the highest number of NAI Fellows at any university in Texas. He is a renowned expert in thermal engineering and has developed innovative cooling systems for high-power chip stacking.
Bill Schell, a Montana State University assistant professor, has been recognized as an ASEM Fellow for his contributions to engineering management and leadership. He is one of only 72 members to receive the award since 1988.
Scientists create 3D metamaterials that twist when compressed using computer simulations and laser microprinting. The material can respond in a chiral way, challenging classical solid mechanics, and could have applications in space missions, optics, and prosthetics.
Tingyi Gu, an assistant professor at the University of Delaware, has received a $450,000 grant from the Air Force Office of Scientific Research to develop high-speed and low-power optical interconnects. Her research aims to improve the performance and scalability of devices made with two-dimensional materials.
MIT scientists have explained why a droplet of liquid can 'levitate' on a bath's surface under certain conditions. By maintaining a temperature difference, the air cushion between the droplet and the bath is strengthened, preventing it from sinking and allowing it to levitate.
Scientists from HKU created a novel liquid-repellent surface inspired by springtail cuticles, offering enhanced mechanical stability and low production costs. The breakthrough technology can be applied to various fields, including energy, buildings, and water vehicles.
Researchers at the University of Illinois have created a new way to conceptualize electronic devices by utilizing atomic-scale interference patterns. This approach, known as moire engineering, enables the creation of single-atom thick wires capable of transmitting electricity rapidly.
Researchers at the University of Illinois developed guidelines to understand auxetic materials that become thicker when stretched, applicable for protective sports equipment, body armor and biomedical devices. The new tools aim to democratize auxetic design, making it accessible to engineers from novice to advanced experience levels.
Researchers at the University of Pittsburgh have developed a new approach to reduce adhesion in small parts, which is expected to improve next-generation microdevices. The study uses nanomaterials to create rough surfaces that prevent tiny objects from sticking together.
Researchers have developed a self-righting robot inspired by the legless jumping mechanism of click beetles. The beetle's unique hinge-like structure allows it to flip back onto its feet after being knocked over, and the researchers aim to integrate this mechanism into their robot prototypes.
Researchers at Brigham Young University have developed a nano composite smartfoam that measures the impact of hits via electrical signals, collecting data in real time to determine impact severity and location. The technology has shown 90% accuracy in measuring concussion risks, revolutionizing football safety protocols.
Long-Qing Chen, a renowned professor at Penn State, has been awarded the Humboldt Research Award for his significant contributions to materials science and engineering. He plans to establish international collaborations and learn about European cultures through a one-year research project in Germany.
Researchers at the University of Illinois created a crawling robot inspired by origami structures and biological systems, such as Venus Flytrap movement and uni-flagellated bacteria swimming. The robot uses origami building blocks to mimic earthworms' gait and setae design for forward and turning motions.
Researchers at Utah State University have developed a novel design for an inflatable speedboat that utilizes elastic materials to absorb wave energy and reduce the impact on passengers. The study reveals unique differences in water-impact behavior between rigid and elastic bodies.
Researchers at UTA are working on developing algorithms to minimize risks for unmanned aerial systems operating in populated areas. The goal is to increase public acceptance and benefit commercial use of UAS technology, ultimately contributing to safer operation in various risk conditions.
Researchers studied cicada wings to understand their water-repelling ability, discovering that habitat is not a good predictor of superhydrophobicity. The team found that life cycles and species relatedness are better predictors of this extreme water-repelling ability.
Researchers at Virginia Tech have made breakthrough discovery on optimizing dew droplet size to improve efficiency of removing condensation. By fine-tuning surface nanoscopic topography, they found that droplets can be made small enough to jump off surfaces as early as 2 micrometers.
The University of Arizona has received a nearly $2 million award from the Office of Naval Research to study problems of instability and materials failure for aircraft and missiles flying at hypersonic speeds. Researchers will build two additional wind tunnels to explore laminar-turbulent transition, aerothermodynamic heating, and other...
The new robot grows in one direction when material at the front everts, allowing it to move without body movement. It successfully navigated an obstacle course, lifted a 100-kilogram crate, and formed a free-standing structure.
Researchers at UC Santa Barbara and Stanford University have created a soft robot that can extend its tip and control its growth direction based on external sensors, enabling it to navigate complex environments. The robot has potential applications in endovascular surgery, search and rescue operations, and construction.
Researchers at Oregon State University have developed a framework that enables autonomous underwater vehicles to navigate strong currents with greater energy efficiency. This improvement allows AUVs to gather data for longer periods, revolutionizing oceanography research.
Scientists discovered that changes in mechanical behavior and gene signaling play a crucial role in the development of heart defects, with LOX-deficient mice exhibiting protection against aneurysms. The research provides new insights into the chemo-mechanics of heart defects and its potential applications for disease prevention.
Research by M. Teresa Cardador found that women in managerial roles in engineering firms experience mixed identification with the profession, feeling they don't belong in technical roles. This can lead to stereotypes about women's suitability for technical work and increased work-life balance tensions.
Researchers at the University of California San Diego have developed a soft, four-legged robot that can walk on rough surfaces like sand and pebbles. The breakthrough was made possible by combining soft and rigid materials using 3D printing, enabling complex shapes for the robot's legs.
The Hong Kong Polytechnic University has developed a novel bio-inspired nonlinear anti-vibration system that significantly reduces vibration in various mechanical systems. The innovation boasts superior performance and cost-efficiency compared to existing devices.
A Rutgers-led team has invented a promising technology for killing microbes using paper-based sanitizers, which can eliminate more than 99 percent of bacteria cells. The devices consist of paper with thin layers of aluminum and hexagon/honeycomb patterns that produce plasma to kill microorganisms.
A novel optical technique enables rapid sorting of amino acid sequences in living bacteria, revealing structural properties crucial for materials development. This technology uses femto-pico second lasers to inspect proteins without heating them up, enabling non-lethal screening and separation.
A new approach using a combination of silver, titanium oxide and hydroxyapatite nanocoatings successfully inhibited bacterial growth on dental implants by 97.5%, reducing the risk of peri-implantitis. The findings have great potential for increased patient comfort and satisfaction, as well as reduced costs.
Researchers created a mouse model to study how cerebral malaria leads to epilepsy in children and develop treatments. The model, developed by Penn State, is the first of its kind and has potential applications for preventing seizures and sudden unexplained death from epilepsy.
Researchers at Toyohashi University of Technology developed a microhotplate using SU-8 polymer material, achieving good thermal isolation and mechanical stability. The device displayed high temperature resistance up to 550 °C and low power consumption, making it suitable for miniature smart gas sensor chips.
Scientists and engineers must communicate their work's potential impacts to the public and use their expertise to advance societal goals. Iowa State University is working to help researchers succeed in broader impacts activities, including public engagement.
Researchers at the University of Texas at Austin have developed new mechanical metamaterials that can easily transmit motion in one direction while blocking it in another. These nonreciprocal materials have potential applications in soft robotics, prosthetics, and energy harvesting.
Researchers at University of Illinois developed a new approach to dynamically tune the micro- and nano-scale roughness of atomically thin MoS2, improving its hydrophobicity for various applications including waterproof electronics and medical devices. The study expands toolkit for tunable wettability of 2D materials.
Engineers at Caltech and ETH Zurich developed artificial skin that senses temperature changes, similar to pit vipers' prey-sensing organs. The material can detect tiny temperature changes and has a responsivity two orders of magnitude larger than existing electronic skins.
Professors Ateshian and Myers have made significant contributions to the fields of cartilage mechanics and soft tissue biomechanics. Ateshian's work focuses on developing better modalities for osteoarthritis treatment, while Myers studies the mechanics of the uterus and cervix to prevent premature births.
Researchers at MIT have developed a fast and precise printing process that can fabricate electronic surfaces for a wide range of applications. The team has created stamps made from carbon nanotubes that can print electronic inks onto rigid and flexible surfaces, enabling the creation of high-performance, fully printed electronics.