Articles tagged with Aerospace Engineering
Mechanical engineering researchers at Michigan Technological University have created a 3D-printable nanocomposite polymeric ink using carbon nanotubes. The ink's properties, such as electrical conductivity and increased strength, make it suitable for various applications, including aerospace and electronics industries.
A new nozzle design for F-18 fighter planes has shown promise in reducing jet noise in lab tests, with potential benefits for both commercial and military aviation. The design features triangular fins that significantly reduce noise levels, making it a significant improvement over current technology.
University of Virginia researchers design a simple way to implement a tunable stiffness strategy in robots, enabling efficient swimming at varying speeds. The approach, inspired by the natural adaptability of fish, uses a programmable artificial tendon to adjust tail stiffness in real-time.
Researchers found significant periodic flow velocity fluctuations in fuel injector ignite combustion oscillations, leading to high mechanical stress on the combustion chamber. The findings provide a reasonable answer for why these oscillations occur and have significant implications for preventing fatal damage in critical engines.
A researcher from the University of Illinois rebutted a paper claiming to have found mathematical proof that Holocaust victim numbers were fabricated. The original paper used flawed statistical analysis, ignoring dataset inconsistencies and biases.
A team of researchers at the University of Texas at Austin has applied a machine learning algorithm to analyze Synthetic Aperture Radar images and create detailed maps of land types. This new approach can help predict storm surge risk and inform mitigation strategies, such as building 'green walls' to protect inland areas.
Researchers at UTA are investigating smart protective helmets that can sense head and brain injuries, allowing for rapid medical treatment. The project aims to improve the well-being of soldiers in combat by detecting brain trauma and preventing further damage.
The TU Dresden satellite SOMP2b is used to study new nanomaterials under extreme space conditions and test systems converting solar heat into electricity. It measures the residual atmosphere around the satellite in a polar, sun-synchronous orbit.
UTA's David Hunn was selected as a National Academy of Inventors (NAI) fellow for his groundbreaking research in critical thinking and soldier survivability. He credits UTA with teaching him the importance of these skills, which he has applied throughout his distinguished career.
Researchers used XSEDE-allocated supercomputers to simulate the structure of the blue whirl, a new type of flame that consists of four separate flames. The simulations revealed the three types of flames that make up the bright rim of the blue whirl, which can be used to burn fuels more cleanly.
Researchers at the University of Central Florida have developed a technology that enables large machines to breathe in and out cooling blasts of water, keeping their systems from overheating. The system uses pulsed water-jet cooling and has been found to be effective in cooling hot electronic devices and surfaces.
A research tool has been developed to help people and lunar rovers estimate travel times with a high degree of reliability. The tool considers factors such as pedestrian traffic, road conditions, and bus breakdowns to provide a more accurate prediction of arrival times.
Researchers at West Virginia University are developing a methane mitigator system to reduce greenhouse gas emissions from natural gas production sites. The goal is to decrease environmental impact and ensure compliance with emerging emissions restrictions, while improving overall system efficiency.
Researchers at the University of Illinois have studied the combustion velocity of a nontoxic salt-based propellant called FAM-110A. The findings indicate that the propellant has a Goldilocks zone where its burn rate is neither too high nor too low, making it suitable for rocket engine design.
Researchers at the University of Maryland have identified the structure of blue whirls, which produce almost no soot when burning. The team discovered that vortex breakdown enables the blue-whirl structure to emerge, comprising three flames meeting in a triple flame ring.
Researchers used computational modeling to visualize heart valve implant behavior for the first time, revealing that thinner biological tissues can induce leaflet flutter, compromising durability and causing blood cell damage. This study builds upon decades of research and showcases the importance of supercomputing power in improving s...
Chia-Ching Lin, a graduate student at UTA, has won the Leo Beranek Student Medal for Excellence in Noise Control Engineering. His research focused on gear noise and vibration control in automotive rear axle systems.
UTA doctoral student Katiyayni Balachandran is selected as one of 35 Amelia Earhart Fellows, focusing on modeling space objects using photometric light curves. The fellowship allows her to focus on learning and sharing knowledge with others passionate about aerospace engineering.
Kamesh Subbarao, a professor of aerospace engineering at the University of Texas at Arlington, has been elected as a fellow of the Royal Aeronautical Society. He is recognized for his contributions to robotic controls and navigation of unmanned aerial vehicles.
Rutgers engineers have created a highly effective way to paint complex 3D-printed objects using an efficient painting method that reaches all nooks and crannies. The technique, known as electrospray deposition, has been used mainly for analytical chemistry but has also been applied in lab-scale demonstrations of coatings.
Researchers developed an onboard algorithm to estimate air density, providing critical real-time data for steering during entry, descent, and landing stages. The algorithm uses data from sensors and prior knowledge to improve accuracy and certainty of landings.
Nikhil Gupta received the prestigious Brimacombe Medalist Award from the Minerals, Metals and Materials Society for his innovations in lightweight porous materials. His work has led to eco-friendly materials with applications in marine, automotive, and aerospace industries.
Dereje Agonafer, UTA's Presidential Distinguished Professor, received the Howard University Alumni Award for his distinguished postgraduate achievements. He has supervised over 225 graduate students and has published more than 230 papers on data center cooling and 3D packaging/cooling.
Researchers at UCF's Department of Mechanical and Aerospace Engineering have determined that ethanol is the best biofuel for producing minimal soot during combustion. The study also identified chemical pathways involved in combustion reactions, which can be used to further research into reducing soot production.
University of Illinois researchers develop a new tire design that prioritizes puncture-free strength while maintaining elasticity for a shock-free ride. The study uses computer optimization to create unique structural patterns in the shear layer, ensuring the material can withstand pressure without failing.
A statistical analysis of Roman emperors' deaths reveals a distinct pattern, with high risk in the first year and a bathtub-like curve indicating stabilization by the eighth year. The study suggests underlying processes governing the length of each rule until death, similar to reliability engineering.
The Biomedical Engineering Society has recognized Weiqiang Chen's original research on single-cell mechanical allostasis, a biological process that drives cells to reach a new equilibrium. His work employs principles of mechanical engineering and physics to identify the state of individual cells.
Chunlei Liang and Volker J. Sorger are awarded PECASE for their outstanding research in fluid dynamics and photonic integrated devices. Their work has the potential to revolutionize software that predicts space weather and develop faster information processing systems.
A Rutgers-led team has created a new way to unprint paper using pulses of intense xenon light, eliminating the need for conventional recycling. This method can erase multiple toner colors without damaging the paper, reducing energy costs and pollution.
A new wearable technology made from stretchy material can accurately monitor heart health for days, surpassing existing electrocardiograph machines. The device measures cardiac health in two ways, taking electrocardiograph and seismocardiograph readings simultaneously.
A team of researchers from Columbia University and MIT have developed a novel robotic system comprising billions of loosely coupled particles that can move collectively towards a light source. The particle robot's decentralized architecture allows it to maintain functionality even with individual component failures, opening up possibil...
Researchers at IIT created a soft robot mimicking plant tendrils that can curl and climb using osmosis. The robot's shape is adjustable, allowing it to adapt to its environment, with potential applications in wearable technologies and robotic arms.
Investigations by Utah State University researchers reveal that two-seam fastball pitch movement is influenced by finger grip and spin axis tilt. The knuckleball's unique point of separation mid-flight also affects its trajectory, contrary to initial assumptions based on the Magnus effect.
A Cornell University-led team developed modular robots that can perceive surroundings, make decisions and reconfigure themselves for different tasks. The robots' autonomous behavior and shape changes mark a significant step towards real-world applicability.
Researchers at University of Illinois have discovered how to integrate ducted fans into wing sections to improve aircraft propulsive efficiency by ingesting low-speed air. This innovation modifies aerodynamic behavior, lift, drag, and pitching moment characteristics.
Researchers at UT Austin successfully demonstrated a novel approach to human-like balance in a biped robot, allowing it to dynamically balance without ankle control. The technique uses whole-body controllers and inverse kinematics to mimic human movement, with implications for robots in emergency response, defense, and entertainment.
Researchers developed a device that reflects sound in its original direction, more than doubling the effective range of previous technologies. The 'retroreflector' uses engineered materials to focus incoming sound waves onto a second layer, sending them back to their source.
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.
Kenneth Reifsnider, a renowned expert on composite materials, has been honored with the lifetime achievement award from ICCES. His groundbreaking research and innovations have significantly impacted the field of composites mechanics, technology, and life prediction.
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 NASA-funded study has identified four glaciers in West Greenland that are most susceptible to thinning due to their shape. These glaciers, including Rink Isbrae and Jakobshavn Isbrae, have already been losing mass and are expected to contribute significantly to future sea level rise.
A team of researchers from Utah State University, Dartmouth College and Brigham Young University used high-speed imaging and particle image velocimetry to describe the phenomenon. They found that buoyant spheres ascending through a fluid don't always behave as expected, with speed and vortex structures affecting their trajectory.
Researchers at Rutgers University have developed a soft motor that enables torque without bending, making it suitable for search and rescue missions, deep space exploration, and manipulating objects during MRI. The squishy wheels allow for passive suspensions in wheeled vehicles, making the design simple yet effective.
Vittoria Flamini has created computer models to determine if a percutaneous pulmonary valve will fit in a child's heart before surgery. The simulation takes at least a day and involves manipulating images of the patient's heart sent by medical teams.
The OU School of Aerospace and Mechanical Engineering has been selected for a national diversity program to close the gender and minority gap in mechanical engineering. The school will receive education and training on diversity and inclusion to attract and retain underrepresented students and faculty.
Researchers have developed a new technique to capture real-time 3D images of living organisms, such as zebrafish and fruit flies, allowing for the visualization of their anatomy and functions. This breakthrough uses Optical Projection Tomography, enabling the creation of three-dimensional images up to three millimeters long.
Researchers replaced live males with robotic replicas and found that female killifish were more likely to swim near yellow-colored replicas than other colors. The yellow pigment may be perceived as a "superstimulus", resulting in the females' preference for yellow mates.
Researchers at Harvard University and Cornell University have developed a non-rigid, shape-changing robot that can walk on four legs and operate without constraints. The robot can function in snowstorms, move through puddles of water, and withstand limited exposure to flames, with a payload capacity of up to 8 kg.
A team of biologists and engineers at the University of California, San Diego has discovered how white blood cells generate traction forces to propel themselves forward by coordinated action of contractile proteins. This finding is crucial for developing new pharmacological strategies to treat chronic inflammatory diseases.
Researchers at the University of Cincinnati are working on an exoskeleton that could help geriatric patients regain independence in movement. The device is designed to supplement the user's natural movement, rather than forcing a predetermined motion, and has the potential to benefit patients affected by stroke and paraplegia.
Researchers from UT Austin successfully spoofed an $80 million yacht at sea using a custom-made GPS device. The team demonstrated that spoofing attacks can be carried out covertly and with significant difficulty in detecting, posing a serious threat to marine vessels and other forms of transportation.
Researchers at UT Arlington are working with IBM to minimize heat generated by stacked 3D integrated circuits and develop cooling solutions. The team aims to improve efficiency, speed, and reliability of 3D ICs, which could lead to significant financial savings and advancements in computing.
Researchers used a 3D foam replica and wind simulation to study tornado winds far beyond the storm's path. They found that complex terrain disrupts the tornado's structure, causing winds to extend into nearby valleys.
A team of aerospace engineers developed a prototype device that harnesses chest cavity vibrations to generate electricity for pacemakers, delivering eight times the required energy. The technology has potential as a biocompatible alternative to competing methods.
A study by NC State University researchers found that bank shots are more effective than direct shots, especially from 12 feet away or in the 'wing' areas between the three-point line and free-throw lane. The optimal aim points create a 'V' shape near the top center of the backboard.
The UCLA Henry Samueli School of Engineering and Applied Science will advance MEMS technology with a $5.5 million grant from the US Defense Department. The goal is to create electrically connected, rotating microscale motors for sensing and communications in defense systems.
UC San Diego engineers develop algorithms for swarms of ocean robots to track ocean currents, predict oil spill movement, and improve models. The system will enable local agencies to deploy robots quickly to monitor spills and aid in the development of marine protected areas.
A new study of extinct reptiles called kuehneosaurs shows that these early flyers used extraordinary extensions of their ribs to form large gliding surfaces on the side of the body. The research, published in Palaeontology, found that one species was more suited to parachuting than flying.
A team of Iowa State engineers has developed a sensor that can detect small vibrations caused by escaping air in spacecraft, allowing for faster leak detection. This technology, in partnership with Invocon Inc., aims to improve the safety and efficiency of NASA's space missions.
The Society for Industrial and Applied Mathematics has awarded the 2007 SIAM Student Paper Prizes to Thomas T. Bringley, Nir Gavish, and Kristoffer G. van der Zee for outstanding papers in their fields.