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Briefs: Software
Service Management Database for DSN Equipment
This data- and event-driven persistent storage system leverages the use of commercial software provided by Oracle for portability, ease of maintenance, scalability, and ease of integration with embedded, client-server, and multi-tiered applications. In this role, the Service Management Database (SMDB)...
Briefs: Physical Sciences
Chemochromic Hydrogen Leak Detectors
At NASA, hydrogen safety is a key concern for space shuttle processing. Leaks of any level must be quickly recognized and addressed due to hydrogen’s lower explosion limit. Chemochromic devices have been developed to detect hydrogen gas in several embodiments. Because hydrogen is odorless and colorless and...
Briefs: Physical Sciences
A method of calculating (usually for the purpose of maximizing) the power-conversion efficiency of a segmented thermoelectric generator is based on equations derived from the fundamental...
Briefs: Physical Sciences
JPL Greenland Moulin Exploration Probe
A probe was designed to investigate the moulins (melt water drainage channels on an ice cap) and ice-hydrology interaction in the Greenland Ice Cap. By using commercially available components, the strong and reliable system has been developed that has a high-definition video recording element, is lightweight,...
Briefs: Physical Sciences
The complementary barrier infrared detector (CBIRD) is designed to eliminate the major dark current sources in the superlattice infrared detector. The concept can also be applied to bulk...
Briefs: Materials
Room-Temperature Ionic Liquids for Electrochemical Capacitors
A document discusses room-temperature ionic liquids (RTILs) used as electrolytes in carbon-nanotube-based, electrochemical, double-layer capacitors. Unlike the previous electrolyte (EtNB4 in acetonitrile), the RTIL used here does not produce cyanide upon thermal decomposition and does...
Briefs: Materials
Ultra-Lightweight Self- Deployable Nanocomposite Structure for Habitat Applications
A document discusses self-deployable, rigidized structures that are ultra-lightweight and have gas barrier properties, space durability, and high impact resistance. Developed here are microcellular-foamed sandwich structures made from nanocomposite shape memory...
Articles: Motion Control
Next-generation flywheels are made possible by advances in material science in rotor technology, as well as the application of magnetic bearings running in a vacuum environment. While...
Articles: Motion Control
Whether performing an intricate surgery, positioning a patient, or taking a tissue sample, today’s biomedical devices are taking advantage of advanced motion control devices to ensure...
Application Briefs: Medical
Forest City Gear of Roscoe, IL, is a turnkey gear manufacturer, responsible to their customers for literally every facet of gear manufacturing, including prototyping, testing, production, finishing,...
Application Briefs: Robotics, Automation & Control
Ferno Aquatic Therapy, Wilmington, OH, designs and manufactures canine and equine underwater treadmill equipment used by veterinarians to provide aquatic therapy, rehabilitation, and...
Products: Robotics, Automation & Control
HaydonKerk Motion Solutions™, Waterbury, CT, offers the Kerk RGS(R) linear slide assembly combined with the Haydon™ MotoDrive™ PDE Actuator. The integrated linear slide, stepper motor, and electronic drive assembly...
Products: Robotics, Automation & Control
ACS Motion Control, Eden Prarie, MN, has developed a low-cost, small-footprint approach for machine control. Designated the SPiiPlus LF-CM, the machine controller provides multi-axis integrated control and up to 64...
Products: Robotics, Automation & Control
Portescap, West Chester, PA, has introduced hollow-shafted versions to its revolutionary family of h3 stepper motors. Hollow shaft models promise increased design flexibility by allowing wires or other media to be routed through...
Products: Robotics, Automation & Control
The ULT-O Outside Rotating frameless motor kits latest from Applimotion, Loomis, CA, give the customer flexibility of a large through hole and low profile. The rotor is external to the stator, enabling the customer to...
Products: Robotics, Automation & Control
The KD-2306 non-contact linear displacement sensor from Kaman, Middletown, CT uses balanced bridge eddy current technology to sense both ferrous and non-ferrous metal targets. The RoHS-compliant, CE-marked sensing...
Products: Robotics, Automation & Control
The MDrive® from Intelligent Motion Systems, Marlborough, CT, is a quad stack NEMA size 23 brushless 1.8deg stepping motor that delivers speed-torque comparable to a single stack NEMA 34, but with a footprint 1/3 smaller....
Products: Robotics, Automation & Control
BI Technologies, Fullerton, CA, offers an absolute encoder that utilizes the company’s proprietary DAPS (Digital Angular Position Sensor) technology. Available with multiple output configurations, the encoder will feature...
Products: Robotics, Automation & Control
The RB series of roller guides from NSK, Franklin, IN, provides a 26% reduction in overall height compared with NSK’s conventional RA series roller guides. This facilitates downscaling of equipment and lowering the center of...
Articles: Manufacturing & Prototyping
Ames Research Center (Moffett Field, CA) and Langley Research Center (Hampton, VA) have won the 2008 NASA Government and Commercial Invention of the Year Awards, respectively. The Ames invention is a...
Articles: Test & Measurement
Many of us believe that if we don’t have ground loops we don’t need to isolate analog I/O signals. Yet there are five very real – and very different – reasons to isolate every one of your analog...
Application Briefs: Medical
Quantim Coriolis mass flow controller Brooks Instrument Hatfield, PA 215-362-3527 www.brooksinstrument.com
Transporting medical fluids that are manufactured on Earth into...
Application Briefs: Motion Control
SQUIGGLE® custom rotary piezoelectric motors New Scale Technologies Victor, NY 585-924-4450 www.newscaletech.com
The Wide-Field Multi Object Spectrometer (WFMOS) is a ground-based...
Products: Software
Jacobs Technology Group, Tullahoma, TN, offers Test SLATE test control and measurement software that enables users to create a data acquisition and test automation program using point-and-click...
Who's Who: Mechanical & Fluid Systems
Dr. Peter Shirron, a senior research scientist with NASA’s Cryogenics and Fluids Group, led the team of researchers credited with...
Techs for License
Mechanical Mounting/Connection/Release System
The internal mechanism of the connector part of this system works to maintain positioning repeatability and rigidity, and compensates for wear over time, while both the connector and receiver are tapered in two planes to assure repeatable positioning. Together, the two form a rigid connection that can...
Techs for License
Shape-Memory Alloys Replace Traditional Electromagnet Actuators
Shape Memory Alloys (SMAs) are metals that “remember” their original shapes. SMA technology can provide the same mechanical movement and required forces of an electromagnetic actuator, but in a more compact form, while removing the need for motors, gearing, or springs. This SMA...
NASA Tech Needs: Aerospace
NASA’s work in advanced aeronautics includes growing interest in environmentally responsive aircraft, one component of which involves use of composites to significantly reduce weight and,...
Top Stories
Blog: Sensors/Data Acquisition
Going for Gold in Winter Olympic Curling
Blog: Energy
Batteries that Can Withstand the Cold
Blog: Lighting
A Stretchable OLED that Can Maintain Most of Its Luminescence
INSIDER: Design
Advancing All-Solid-State Batteries
Blog: Data Acquisition
Blog: Materials
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Battery Abuse Testing: Pushing to Failure
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Choosing the Right N-Port Strategy: Multiport VNAs vs. Switch...
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