Briefs: Information Technology
In-Orbit Instrument-Pointing Calibration Using the Moon as a Target

A method was developed for in-orbit measurement of the relative pointing of spectrometer channels, and the relationship between the spectrometer channels and the spacecraft coordinate system. In this innovation, individual scans of the Moon, from the three channels, were used to...

Briefs: Information Technology
Constraint Embedding Technique for Multibody System Dynamics

Multibody dynamics play a critical role in simulation testbeds for space missions. There has been a considerable interest in the development of efficient computational algorithms for solving the dynamics of multibody systems. Mass matrix factorization and inversion techniques and the...

Briefs: Information Technology
Entanglement in Self-Supervised Dynamics

A new type of correlation has been developed similar to quantum entanglement in self-supervised dynamics (SSD). SSDs have been introduced as a quantum-classical hybrid based upon the Madelung equation in which the quantum potential is replaced by an information potential. As a result, SSD preserves the...

Briefs: Electronics & Computers
Reliability of Ceramic Column Grid Array Interconnect Packages Under Extreme Temperatures

A paper describes advanced ceramic column grid array (CCGA) packaging interconnects technology test objects that were subjected to extreme temperature thermal cycles. CCGA interconnect electronic package printed wiring boards (PWBs) of polyimide were...

Briefs: Mechanical & Fluid Systems
Six Degrees-of-Freedom Ascent Control for Small-Body Touch and Go

A document discusses a method of controlling touch and go (TAG) of a spacecraft to correct attitude, while ensuring a safe ascent. TAG is a concept whereby a spacecraft is in contact with the surface of a small body, such as a comet or asteroid, for a few seconds or less before...

Briefs: Mechanical & Fluid Systems
Optical-Path-Difference Linear Mechanism for the Panchromatic Fourier Transform Spectrometer

A document discusses a mechanism that uses flex-pivots in a parallelogram arrangement to provide frictionless motion with an unlimited lifetime. A voice-coil actuator drives the parallelogram over the required 5-cm travel. An optical position sensor...

Piher International Corp., Libertyville, IL, has announced the MTS 360 non-contacting SMD rotary position sensor that combines a through-shaft design with 360° absolute position feedback in...

Who's Who: Aerospace
Chad R. Frost, Intelligent Systems Division’s Area Lead for Autonomous Systems and Robotics, NASA Ames Research Center, Moffett Field, CA

Chad R. Frost supervises the Autonomous Systems and Robotics (ASR) technical area in Ames Research Center's Intelligent Systems Division. ASR staff develops advanced automation and control technologies to...

Podcasts
Chad R. Frost, Intelligent Systems Division’s Area Lead for Autonomous Systems and Robotics, NASA Ames Research Center, Moffett Field, CA

Chad R. Frost supervises the Autonomous Systems and Robotics (ASR) technical area in Ames Research Center's Intelligent Systems Division. ASR staff develops advanced automation and control technologies to...

Given that solar-photovoltaic (PV) generating technology has been around for decades, one might think its general application in commercial and consumer circles might be a little more...

PHX ModelCenter® software
Phoenix Integration
Wayne, PA
610-971-9603
www.phoenix-int.com

Phoenix Integration’s PHX ModelCenter® software has been used by NASA...

FluxData FD-1665 3CCD Multispectral Camera
FluxData Inc.
Rochester, NY
800-425-0176
www.fluxdata.com

FluxData has launched a...

Techs for License
Soft-Feel Grain Surface Treatment for Hard Plastic Mimics Sensation on Fingertips

This technology gives hard-surface plastics a soft and moist feel by imposing a “grain” or texturing onto the surface. It has application in automotive interiors, household utensils, electronics, mobile phones, and other locations where a hard plastic surface...

Techs for License
Development of Organic Materials that Melt by Light Irradiation

AIST has developed organic materials that melt from solid to liquid with only the irradiation of light, without heating, and can be restored to their original solid state. Unlike irreversible photosensitive resins, which cannot be restored to their original state after their state...

Tech Needs
Quick and Easy Way to Identify Beryllium Contamination and Assess its General Level

A company seeks a simple, real-time way to identify that a plant area is clear of beryllium contamination and, if it is not, to obtain a general assessment of the level of contamination that may be present without having to send swabs to a laboratory for testing....

Tech Needs
Rheology Modification for Phase-Inversion Mini-Emulsion Formulation

An organization seeks expertise or technology to modify the viscosity of a mini-emulsion during storage to prevent leakage of the liquid from its container at 35 °C and above. During storage in an ambient-pressure container, the mini-emulsion must maintain a high viscosity so...

NASA Tech Needs
Cathode Assembly for Molten Regolith Electrolysis

The production of oxygen and metals from off-Earth planetary materials (regolith or rocks) is an important focus area of technology development led by the In-Situ Resource Utilization (ISRU) Project. Over the past few years, oxygen production by direct electrolysis of lunar oxides in molten form...

Articles: Robotics, Automation & Control
Jet Propulsion Laboratory

Jet Propulsion Laboratory (JPL), a division of the California Institute of Technology, is a Federally Funded Research and Development Center (FFRDC) of NASA. The Laboratory has a wide-ranging charter for solar...

Electronic biosensing technology could someday displace the multi-welled microplate, long a standard tool in biomedical research and diagnostic laboratories. Essentially arrays of...

Although the concept of nanotechnology (controlling matter on an atomic scale) dates back to 1959, it is only now becoming more commercially realized. It has the potential to challenge...

The MDMouse system incorporates a pre-existing medical device into a conventional computer control mouse. The tool is designed to measure blood pressure outside of the medical environment, and to provide that...

Engineers have long been aware of the potential of laser sintering to create innovative and beneficial medical products. Because it is an additive (layer-by-layer) manufacturing process,...

A prototype implantable eye pressure monitor for glaucoma patients is believed to contain the first complete millimeter-scale computing system. The pressure monitor is...

A lens that enables microscopic objects to be seen from nine different angles at once to create a 3D image has been developed. Other 3D microscopes use multiple lenses or cameras...

Proponents of laser beam welding (LBW) and electron beam (EBW) welding each pronounce the singular praises of their favored technology, but often the best solution for a...

Custom fiber optic bundle array assemblies developed by the Photonics Group at NASA Goddard Space Flight Center were an enabling technology for both the...

Briefs: Physical Sciences
Automated Cryocooler Monitor and Control System

A system was designed to automate cryogenically cooled low-noise amplifier systems used in the NASA Deep Space Network. It automates the entire operation of the system including cool-down, warm-up, and performance monitoring. The system is based on a single-board computer with custom software and...

Application Briefs: Photonics/Optics
Making Machine Vision Systems Smarter

Machine vision technology is used extensively throughout manufacturing to improve product quality, increase productivity and reduce costs. One of the reasons for that is a machine vision system will work...

Briefs: Photonics/Optics
Multi-Wavelength, Multi-Beam, and Polarization-Sensitive Laser Transmitter for Surface Mapping

A multi-beam, multi-color, polarized laser transmitter has been developed for mapping applications. It uses commercial off-the-shelf components for a low-cost approach for a ruggedized laser suitable for field deployment.

Videos