INSIDER: Electronics & Computers
Engineers from the University of Sheffield have developed a novel technique to predict when bearings inside wind turbines will fail, which could make wind energy cheaper. The method uses...
Articles: Transportation
Since its founding in 1958, NASA has made profound contributions to aviation, including advancing our understanding of flight mechanics—the study of...
INSIDER: Materials
'Snap' Design Mimics Venus Flytrap
A team led by physicist Christian Santangelo at the University of Massachusetts Amherst uses curved creases to give thin shells a fast, programmable snapping motion. The technique – inspired by the natural "snapping systems" like Venus flytrap leaves and hummingbird beaks – avoids the need for complicated...
INSIDER: Software
Researchers at the University of Georgia are helping NASA determine if a key rocket component can withstand the rigors of the next generation of spaceflight. The bellows...
News: Mechanical & Fluid Systems
Vibration machines are crucial to test the forces that make things fall apart in the bumpy real world, from small components to complete systems like airplanes or nuclear weapons. Large,...
Briefs: Mechanical & Fluid Systems
Wallops Flight Facility 6U Advanced CubeSat Ejector (ACE)
Six-unit (6U) CubeSats are recognized as the next nanosatellite to be considered for standardization. The CubeSat standard established by California Polytechnic University (Cal Poly), which applies to 1U–3U sizes, has proven to be a valuable asset to the community. It has both provided...
Briefs: Mechanical & Fluid Systems
Improved Attachment Design for Ceramic Turbine Blades Via Hybrid Concepts
This innovation is a hybrid metal-ceramic matrix composite (CMC) turbine blade in which a SiC/SiC CMC airfoil section is bonded to a single-crystal superalloy root section in order to mitigate risks associated with an all-CMC blade inserted in a superalloy disk. This will...
Briefs: Mechanical & Fluid Systems
A component-level DC transformer was developed in which no alternating currents or voltages are present. It operates by combining features of a homopolar motor and a homopolar generator, both DC devices, such that the output...
Briefs: Mechanical & Fluid Systems
This work involved designing a liquid nitrogen cold-plate heat exchanger with a high thermal mass using code-standard, high-pressure tubing. High thermal mass requires a substantial amount of...
INSIDER: Transportation
Nanogenerator Harvests Power from Rolling Tires
A group of University of Wisconsin-Madison engineers and a collaborator from China have developed a nanogenerator that harvests energy from a car's rolling tire friction. The technology ultimately could provide automobile manufacturers with a new way to reuse energy and provide greater vehicle...
INSIDER: Photonics/Optics
An advanced driving simulator will be used to test a patient’s driving ability after cataract surgery. The trial will help determine if a newly developed artificial lens will be...
Articles: Aerospace
To permit safe and reliable aircraft navigation over North America using the Global Positioning System (GPS), the Federal Aviation Administration (FAA) has developed the Wide Area...
Briefs: Propulsion
Sea-Level Flight Demonstration Altitude Characterization of a LO2/LCH4-Based Ascent Propulsion Lander
A recently developed 1,500-lbf (6,672-N) thrust-class liquid oxygen/liquid methane (LO2/LCH4) rocket engine was tested at both sea level and simulated altitude conditions. Sea-level tests were conducted using both a static...
Who's Who: Robotics, Automation & Control
Kim Hambuchen is currently building user interfaces for Vakyrie, a six-foot-two, 286-pound humanoid robot. The two-legged Valkyrie...
INSIDER: Mechanical & Fluid Systems
The high cost to manufacture nanofibers has relegated them to just a few niche industries. MIT researchers developed a new technique for producing nanofibers that increases the...
INSIDER: Materials
Silicon micromirrors can guide laser beams at extremely high speeds, allowing operators to dose heat input to workpieces with absolute precision. But to date, they have not been robust enough to be...
INSIDER: Semiconductors & ICs
Tiny Origami Robot Folds Itself Up
MIT researchers have developed a printable origami-inspired robot that, when heated, folds itself up from a flat sheet of plastic. The robot weighs a third of a gram and measures about a centimeter from front to back.
INSIDER: Motion Control
More American homes could be powered by the Earth's natural underground heat with a new, nontoxic, and potentially recyclable liquid that is expected to use half as much water as other fluids used to...
INSIDER: Electronics & Computers
Using a tablet and a red beam of light, researchers at Georgia Tech have created a system that controls a fleet of robots with the swipe of a finger. A person taps the tablet to control where the...
INSIDER: Manufacturing & Prototyping
New Computer Operates on Water Droplets
A synchronous computer from Stanford University operates using the unique physics of moving water droplets. The work combines the manipulation of droplet fluid dynamics with a fundamental element of computer science – an operating clock.
INSIDER: Mechanical & Fluid Systems
New Etching Method Boosts Nanofiber Production
A new technique from MIT researchers boosts production of nanofibers fourfold, while cutting energy consumption by more than 90 percent. Potential nanofiber applications include solar cells, water filtration, and fuel cells.
INSIDER: Motion Control
Micro actuators are needed for numerous applications, ranging from mobile and wearable devices, to minimally invasive medical devices. However, the limitations associated with their...
INSIDER: Test & Measurement
To the naked eye, buildings and bridges appear fixed in place, unmoved by forces like wind and rain. But in fact, these large structures do experience imperceptibly small vibrations...
INSIDER: Electronics & Computers
A patented passive cooling system for computer processors from the University of Alabama could save U.S. consumers more than $6.3 billion per year in energy costs...
INSIDER: Mechanical & Fluid Systems
NASA researchers, working with the Air Force Research Laboratory and FlexSys of Ann Arbor, MI, successfully completed initial flight tests of a new morphing wing...
News: Aerospace
Search-and-rescue operations, package delivery, and underwater exploration could all be performed soon by intelligent machines. The Autonomy Incubator group at NASA Langley is...
Briefs: Mechanical & Fluid Systems
Diminutive Assembly for Nanosatellite deploYables (DANY) Miniature Release Mechanism
CubeSat appendices such as solar panels and antennas often need to be constrained by a release mechanism during launch. These appendices are then deployed once the desired orbit is reached. The usual constraint method used is a combination of an unpredictable/...
Briefs: Mechanical & Fluid Systems
Quantitative Real-Time Flow Visualization Technique
There is a need for experimental techniques that have low cost and rapid turnaround. It is also necessary to obtain quantitative information from such a method. Previous methods are either lacking in quantitative information such as dye or smoke injection, or require considerable set-up and...
Briefs: Mechanical & Fluid Systems
Thin-Film Evaporative Cooling for Side-Pumped Lasers
A highly efficient way to cool solid-state crystal lasers was developed. This thin-film evaporative cooling technique offers higher optical efficiencies and monochromatic quality than traditional conductive cooling techniques. Developed for use in side-pumped 2.0- micron laser systems used in...
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