Briefs: Test & Measurement
High-Energy Instrumentation for Small Satellite Platforms
Given the increased availability of small satellite opportunities either through CubeSats or the Air Force’s University Nanosat program, and the limited availability of larger platforms, it is challenging to develop new instrumentation that not only fits within the envelope of small...
Briefs: Aerospace
Next-Generation, Lightweight Hard Upper Torso/Hatch Assembly
The current MK-III carbon-graphite/epoxy Hard Upper Torso (HUT)/hatch assembly represented an 8.3 psi (≈57 kPa) technology demonstrator model of a zero pre-breathe suit. In this configuration, the MK-III suit weighed about 120 lb (≈54 kg). Since future lunar/planetary suits will...
Briefs: Communications
Automatic Dependent Surveillance Broadcast System for Traffic Situational Awareness
An integrated communications and control system for unmanned aircraft systems (UAS) utilizes automatic dependent surveillance broadcast (ADS-B) technology. The prime objective of this system is to address safety concerns related to UAS sharing airspace with...
Articles: Materials
Most of us cannot comprehend the task of building something to withstand temperatures over 4,000 °F, but NASA can. The space shuttles endured such temperatures when returning to...
Briefs: Manufacturing & Prototyping
Compact Focal Plane Assembly for Planetary Science
A compact radiometric focal plane assembly (FPA) has been designed in which the filters are individually co-registered over compact thermopile pixels. This allows for construction of an ultralightweight and compact radiometric instrument. The FPA also incorporates micromachined baffles in order...
Briefs: Manufacturing & Prototyping
Next-Generation MKIII Lightweight HUT/Hatch Assembly
The MK III (H-1) carbon-graphite/ epoxy Hard Upper Torso (HUT)/Hatch assembly was designed, fabricated, and tested in the early 1990s. The spacesuit represented an 8.3 psi (≈58 kPa) technology demonstrator model of a zero prebreathe suit. The basic torso shell, brief, and hip areas of the...
Briefs: Manufacturing & Prototyping
The Flexible Array Concentrator Technology (FACT) is a lightweight, high-performance reflective concentrator blanket assembly that can be used on flexible solar array blankets. The FACT concentrator replaces every...
Briefs: Materials
Modular Flooring System
The modular flooring system (MFS) was developed to provide a portable, modular, durable carpeting solution for NASA’s Robotics Alliance Project’s (RAP) outreach efforts. It was also designed to improve and replace a modular flooring system that was too heavy for safe use and transportation. The MFS was developed for...
Briefs: Physical Sciences
Launch Method for Kites in Low-Wind or No-Wind Conditions
Airborne observations using lightweight camera systems are desirable for a variety of applications. This system was contemplated as a method to provide a simple remote sensing aerial platform. Kites have been successfully employed for aerial observations, but have historically required...
Application Briefs: Test & Measurement
Numerica Corporation
Loveland, COM
970-561-2000
www.numerica.us
The National Airspace System (NAS) is a complex and shared...
Briefs: Materials
Marshall Convergent Spray Formulation Improvement for High Temperatures
The Marshall Convergent Coating-1 (MCC-1) formulation was produced in the 1990s, and uses a standard bisphenol A epoxy resin system with a triamine accelerator. With the increasing heat rates forecast for the next generation of
vehicles, higher-temperature sprayable...
Briefs: Software
Application-Controlled Parallel Asynchronous Input/Output Utility
A software utility tool has been designed to alleviate file system I/O performance bottlenecks to which many high-end computing (HEC) applications fall prey because of the relatively large volume of data generated for a given amount of computational work. In an effort to reduce...
Briefs: Physical Sciences
Aerogel-Positronium Technology for the Detection of Small Quantities of Organic and/or Toxic Materials
The Ps-aerogel system [Ps is positronium (an electron-positron-hydrogen-like atom)] has been evaluated and optimized as a potential tool for planetary exploration missions. Different configurations of use were assessed, and the results provide...
Briefs: Electronics & Computers
Interface Supports Lightweight Subsystem Routing for Flight Applications
A wireless avionics interface exploits the constrained nature of data networks in flight systems to use a lightweight routing method. This simplified routing means that a processor is not required, and the logic can be implemented as an intellectual property (IP) core in a...
Briefs: Mechanical & Fluid Systems
Offset Compound Gear Drive
The Offset Compound Gear Drive is an in-line, discrete, two-speed device utilizing a special offset compound gear that has both an internal tooth configuration on the input end and external tooth configuration on the output end, thus allowing it to mesh in series, simultaneously, with both a smaller external tooth...
Briefs: Mechanical & Fluid Systems
Assemblies comprising multiple limited-height toroidal inflatable structures nested in a concentric arrangement have been invented to obtain more design flexibility than can be obtained in...
Briefs: Physical Sciences
White-light phase-conjugate mirrors would be incorporated into some optical systems, according to a proposal, as means of correcting for wavefront distortions caused by...
Briefs: Mechanical & Fluid Systems
Deployable Shroud for the International X-Ray Observatory
A document describes the design of a lightweight (between 100 to 200 kg), light-tight shroud of about 3.9 meters in diameter that could be stowed into a very small volume, and be deployed to 12 meters. The shroud will consist of two concentric multi-layer blankets (MLIs) that are...
Articles: Transportation
Tai Chiem Melbourne, Australia
Movito is a scooter based on an electric inwheel motor, a hubless front wheel, and a modular base system. It is designed for traveling short...
Application Briefs: Sensors/Data Acquisition
Dynamics Research Corp. (DRC)
Andover, MA
978-475-9090
www.drc.com
The High Energy Transient Explorer (HETE-2)...
Briefs: Mechanical & Fluid Systems
Deployable Crew Quarters
The deployable crew quarters (DCQ) have been designed for the International Space Station (ISS). Each DCQ would be a relatively inexpensive, deployable box-like structure that is designed to fit in a rack bay. It is to be occupied by one crewmember to provide privacy and sleeping functions for the crew. A DCQ comprises...
Briefs: Electronics & Computers
The figure depicts selected aspects of a very-high-frequency (VHF) microstrip-patch antenna designed and built to satisfy requirements specific to an airborne synthetic-aperture radar...
Application Briefs: Imaging
Bedford, MA
781-541-6330
www.intersense.com
NASA’s Langley Research Center has awarded...
Briefs: Mechanical & Fluid Systems
Multistage Passive Cooler for Spaceborne Instruments
A document describes a three-stage passive radiative cooler for a cryogenic spectrometer to be launched into a low orbit around the Moon. This cooler is relatively lightweight and compact, and its basic design is scalable and otherwise adaptable to other applications in which there are...
Briefs: Physical Sciences
Lightweight, Segmented, Mostly Silicon Telescope Mirror
A document presents the concept of a curved telescope primary reflector structure, made mostly of silicon, that would have an areal mass density = 1 kg/m2 and would be deployed in outer space, where it would be operated at a temperature in the cryogenic range. The concept...
Briefs: Mechanical & Fluid Systems
A proposed class of lightweight exoskeletal electromechanical systems would include electrically controllable actuators that would generate torques and forces that, depending on specific...
Briefs: Electronics & Computers
Highly Efficient Vector-Inversion Pulse Generators
Improved transmission-line pulse generators of the vector-inversion type are being developed as lightweight sources of pulsed high voltage for diverse applications, including spacecraft thrusters, portable x-ray imaging systems, impulse radar systems, and corona-discharge systems for sterilizing...
Briefs: Materials
An improved, lightweight design has been proposed for super-pressure balloons used to carry scientific instruments at high altitudes in the atmosphere of Earth for times as long as 100 days. [A...
Briefs: Physical Sciences
Electrostatic Systems Keep Dust Off Surfaces
Electrostatic dust- collection systems that comprise wire grids connected to lightweight, low-power high-voltage sources have been invented for preventing the accumulation of dust on surfaces. Intended originally for use in keeping spacecraft solar panels free of dust, these systems could also be used...
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