Briefs: Imaging
High-speed images of a common laser-based metal 3D printing process, coupled with newly updated computer models, have revealed the mechanisms behind material redistribution, a phenomenon that...
Briefs: Transportation
NASA’s Marshall Space Flight Center is building a small CubeSat that uses an 85-m2 solar sail deployed from a central location to capture the push of photons...
Briefs: Photonics/Optics
It's difficult to see the details of atomic and topographical changes that lead to battery failure. However a team of researchers developed a method to see reactions leading to...
Briefs: Mechanical & Fluid Systems
In designing a hand-actuated microspine gripper, a ratcheting locking mechanism was required that had discrete points of locking engagement. The mechanism had to actuate...
Briefs: Mechanical & Fluid Systems
A new type of mechanical instrument was developed to perform complex, minimally invasive procedures, also known as laparoscopic surgery. The technology could lead to less trauma for...
Briefs: Electronics & Computers
System and Method for Identifying Electrical Properties of Integrated Circuits
Integrated circuit (IC) design can be divided into three stages: circuitry as specified, circuitry as designed, and circuitry as manufactured. Circuitry as specified is a somewhat abstract circuit design made with knowledge of the latest state-of-the-art integrated...
Briefs: Medical
Cell Processing Cartridge for Miniature Cytometer
Portable flow cytometers, especially in handheld or briefcase sizes, have not been available. One reason is the need to support complex, high-pressure fluidics and process cells using a centrifuge and mixing device. A need existed for point-of-care and/or point-of-analysis flow cytometry.
Briefs: Semiconductors & ICs
Computers use different kinds of memory technologies to store data. Long-term memory — typically a hard disk or flash drive — needs to be dense in order to store as much data as...
Briefs: Materials
Materials scientists are looking to nature — at the discs in human spines and the skin of ocean-diving fish — for clues about how to design materials with both flexibility and stiffness. The...
Briefs: Propulsion
The advent of cryocooler technology ushers in an era where a cryogenic environment is created and maintained locally. It is no longer necessary to transport cryogen from a factory where it is produced to the...
Briefs: Materials
A new, flexible, silicon-on-polymer chip was developed to augment new networked realities such as the Internet of Things. Typical silicon-based integrated circuits are brittle, rigid components packaged...
Briefs: Materials
Green Approach for Toughening Thermosetting Reactive Resins
Thermosetting reactive resin systems such as epoxy, bismaleimide, and polyimide classes of material are brittle. The origin of brittleness is attributed to the high crosslinking density that exists in the fully cured forms of these materials. Traditionally, the toughness of these resins...
Briefs: Motion Control
NASA is preparing for the next generation of CubeSats that are propelled and will make directional maneuvers. The new gimbal mount provides a seat for the motor, and controls the position of the...
Briefs: Medical
Metamaterials with zero, or even negative refractive index for sound offer new possibilities for acoustic imaging and for the control of sound at sub-wavelength scales. The...
Briefs: Materials
Currently, most 3D-printed organ models are made using hard plastics or rubbers. This limits their application for accurate prediction and replication of the organ’s physical...
Briefs: Aerospace
NWRA AVOSS Wake Vortex Prediction Algorithm Version 3.1.1
The Northwest Research Associates (NWRA) Aircraft Vortex Spacing System (AVOSS) Prediction Algorithm computes trailing vortex trajectories and circulation decay in a plane perpendicular to the path of the aircraft that has generated the vortices. Underlying the algorithm are the following...
Briefs: Nanotechnology
High-tech refrigerators have been used to reach temperatures as close to absolute zero as possible — 0 kelvin or -273.15 °C. Physicists aim to cool equipment to as close to absolute zero as...
Briefs: Mechanical & Fluid Systems
In multi-layer and multi-fluid plate and fin heat exchangers, fluid ports are required to be located on the side of the heat exchanger....
Briefs: Electronics & Computers
Inspired by brains, neural networks are composed of neurons (or nodes) and synapses, which are the connections between nodes. To train a neural network for a task, a neural network takes in a...
Briefs: Semiconductors & ICs
New graphene printing technology can produce electronic circuits that are low-cost, flexible, highly conductive, and water-repellent. Low-cost, inkjet-printed graphene...
Briefs: Mechanical & Fluid Systems
Shape memory alloys (SMAs) have the unique ability to recover large deformations in response to thermal, mechanical, and/or magnetic stimuli. This behavior occurs by virtue of a crystallo-graphically...
Briefs: Aerospace
NASA’s Langley Research Center has developed a landing gear cavity modification that reduces noise produced during aircraft approach and landing. The modification is an innovative stretchable...
Briefs: Aerospace
A growing safety concern for pilots and aircraft passengers is laser strikes, or the aiming of high-power laser pointers at aircraft. Laser strikes pose many dangers to pilots, including...
Briefs: Medical
A new medical diagnostic device made of paper detects biomarkers and identifies diseases by performing electrochemical analyses — powered only by the user’s touch — and reads...
Briefs: Energy
Cryo-Fluid Capacitor (CFC) for Solid-State Storage and Supply-on-Demand of Cryogenic Fluids
Storage and transfer of fluid commodities such as oxygen, hydrogen, natural gas, nitrogen, argon, etc. are absolute necessities in virtually every industry. These fluids are typically contained in one of two ways: as low-pressure cryogenic liquids, or as...
Briefs: Semiconductors & ICs
Ultra-Strong, Lightweight, Elastic, Electrically Conductive Carbon
The configuration of carbon's electrons allows for numerous self-bonding combinations that give rise to a range of materials with varying properties. For example, transparent, super-hard diamonds and opaque graphite, which is used for both pencils and industrial lubricant, are...
Briefs: Energy
Wireless Charging of Moving Electric Vehicles
If electric cars could recharge while driving down a highway, it would virtually eliminate concerns about their range and lower their cost, perhaps making electricity the standard fuel for vehicles. Researchers have wirelessly transmitted electricity to a nearby moving object, which could advance...
Briefs: Photonics/Optics
Optical Product and Document Security Method
An inexpensive security method for uniquely marking and identifying physical objects such as documents or labels has been developed. This technology uses the mixing of inks in numerous different ratios to print arbitrary marks on a given object. The ink mixture used in a printed mark produces a...
Briefs: Mechanical & Fluid Systems
Algorithm Boosts Speed of 3D Printers
A major drawback to 3D printing is the slow pace of the process, which ensures details are reproduced accurately. The pace of 3D printing is one of the factors that has prevented the technology from finding a broader audience. A new algorithm was developed that boosts the speed at which the printers...
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Webcasts
On-Demand Webinars: Defense
From Data to Decision: How AI Enhances Warfighter Readiness
Upcoming Webinars: Aerospace
April Battery & Electrification Summit
Upcoming Webinars: Manufacturing & Prototyping
Tech Update: 3D Printing for Transportation in 2024
Upcoming Webinars: Materials
Unleashing Epoxy's Potential: Ensuring Hermetic Sealing in Modern...
Upcoming Webinars: Test & Measurement
Building an Automotive EMC Test Plan