Keyword: Parts

Briefs: Communications

Light is widely used for communications, carrying phone conversations and video signals through fiber optic cables around the world in pulses composed of many photons. Single...

Briefs: Imaging
Design Software Identifies a Product's Performance Tradeoffs

Designing any product — from complex car parts to wrenches — is a balancing act with conflicting performance tradeoffs. Making something lightweight, for instance, may compromise its durability.

Technology Leaders: Test & Measurement

With advancements in manufacturing processes and materials, components in many industries are more precise with a new level of complex shapes. There is significant demand to create parts and assemblies...

Application Briefs: Aerospace
Timken
North Canton, OH
www.timken.com

As NASA prepares for the launch of its newest Mars rover in 2020, Timken engineers have designed and tested its miniature precision...

5 Ws: Energy
Who

Manufacturers across medical, space, aviation, military, and automotive industries could use the technology to build complex machines that integrate with surfaces to be very compact, but can deploy...

Application Briefs: Materials
Rize
Woburn, MA
www.rize3d.com

Headquartered at Picatinny Arsenal in New Jersey, The United States Army Armament Research, Development and Engineering Center (ARDEC) is the...

Briefs: Test & Measurement

Unwanted porosity is typical to many manufacturing processes — from traditional casting to additive manufacturing (3D printing) — and is difficult to avoid entirely....

Articles: Test & Measurement

This column presents technologies that have applications in commercial areas, possibly creating the products of tomorrow. To learn more about each technology, see the contact information provided for that...

Briefs: Packaging & Sterilization

It's hard to get an X-ray image of low-density material like tissue between bones because X-rays just pass right through like sunlight through a window. Sandia studies myriads of low-density materials,...

Q&A: Sensors/Data Acquisition

Working with teams from Harvard, Beth Israel Deaconess Medical Center, and Boston Children's Hospital, Siyi Xu developed a soft, non-toxic, wearable sensor that attaches to the...

Briefs: Photonics/Optics

Existing optics mounts sandwich the optic axially between two metal components, which can lead to optical surface damage and misalignment when exposed to fluctuating temperatures. Thermal-compensating...

Briefs: Software

Lateral nozzle forces are known to cause severe structural damage during testing of any new rocket engine configuration under development. While three-dimensional computational fluid dynamics (CFD)...

Briefs: Sensors/Data Acquisition

Jet engines can have up to 25,000 individual parts, making regular maintenance a tedious task that can take more than a month per engine. Many components are located deep...

Articles: Mechanical & Fluid Systems

Integrating lead screws with stepper motors is a simple and cost-effective method for getting precise linear motion. But achieving that precision requires...

Articles: Manufacturing & Prototyping

The perception and promise of 3D printing are that it offers a digital workflow that is simple, fast, and automated — a process that is complexity-free. That perception is generally correct up to...

Briefs: Materials

Innovators at NASA's Glenn Research Center have designed a superior seal assembly that is durable and highly dependable in extremely harsh environments. This...

Briefs: Manufacturing & Prototyping

For many highly stressed engineering applications like bearings and gears, contaminated steel parts can lead to devastating outcomes such as an emergency shutdown or the end of a mission. Ensuring that these critical...

Briefs: Sensors/Data Acquisition

In traditional hardwired avionics systems, sensor integration requires installation of literally tons of physical cable that significantly increases vehicle weight and the...

Briefs: Test & Measurement

Check valves are traditionally designed as a simple poppet/spring system where the spring is designed to equal the force created from the sealing area of the valve seat multiplied by...

Briefs: Nanotechnology

In biology, there are many examples where light induces movement or change — think of flowers and leaves turning toward sunlight. Magnetic elastomeric composites were developed that move in different...

Briefs: Motion Control

The global bearings market is expected to grow significantly due to increasing commercial and industrial machinery and manufacturing activity. Bearings are used in virtually...

Briefs: Test & Measurement
Real-Time Ion Mobility Sensor System

A real-time ion mobility sensor developed to detect contaminants and explosives is reliable, sensitive, robust, and inexpensive. The technology improves sensitivity and reduces false alarms for threat agents, and can identify chemicals with a sensitivity of five parts per billion.

Briefs: Mechanical & Fluid Systems

NASA's Langley Research Center has developed the SHEARLESS composite boom with a final cross-section shape that is lenticular and is flexible enough to...

Briefs: Mechanical & Fluid Systems
Reusable Breakaway Mounting Device

Breakaway devices are used to mount objects to systems or structures (for example, cars, drones, helmets, buildings) and prevent damage when the objects fall away from the system. Unfortunately, even in ideal scenarios, many of these devices have limitations. Breakaway bolts and shear pins have the complication...

Application Briefs: Test & Measurement

Materials testing and characterization is often a lengthy process. It can take more than a year and billions of testing cycles for a manufacturer to characterize the properties of a new...

Briefs: Mechanical & Fluid Systems

Gyroscopes are devices that help vehicles, drones, and wearable and handheld electronic devices know their orientation in three-dimensional space. Originally, gyroscopes were sets of nested wheels, each spinning...

Briefs: Photonics/Optics

It is relatively easy to measure small movements of large objects, but is much more difficult when the moving parts are on the scale of nanometers, or billionths of a meter. The ability to accurately...

Briefs: Test & Measurement

Spectrometers are widely used for applications such as chemical analysis, remote sensing, quality control, environmental monitoring, spaceborne measurements, and optical measurements. Most spectrometers...

Briefs: Nanotechnology
Polymer Nanofiber-Based Reversible Nano-Switch/Sensor Schottky Diode (nanoSSSD) Device

Innovators at NASA's Glenn Research Center have developed a unique nano-structure device that operates as a nano-switch/sensor for detecting toxic gases and ultraviolet (UV) radiation. Conventional microsensors are limited by their short life, high cost and...