A comprehensive library of technical briefs from engineering experts at NASA and major government, university, and commercial laboratories covering all aspects of innovations in electronics, software, photonics, imaging, motion control, automation, sensors, test, materials, manufacturing, mechanical, and mechatronics.

Briefs: Green Design & Manufacturing
Characteristics of the Spliced Kennedy Space Center Doppler Radar Wind Profiler Database

NASA relies on the Natural Environments (NE) Branch located at Marshall Space Flight Center (MSFC) to provide databases that represent the wind magnitudes and wind changes expected on day-of-launch (DOL) for vehicle programs that MSFC NE supports. MSFC NE...

Briefs: Data Acquisition
GRAVITE Pull Server

Government Resource for Algorithm Verification, Independent Test, and Evaluation (GRAVITE) system is a National Oceanic and Atmospheric Administration (NOAA) system, developed and deployed by Joint Polar Satellite System (JPSS) Ground Project to support Calibration and Validation (Cal/Val), Data Quality Monitoring, and...

The deleterious effects of microgravity are undeniable: reduced bone mineral density, muscle atrophy, vascular remodeling, etc. These health...

The primary function of a window is to allow observation of, and protection from, a potentially hazardous environment. Yet, from the window designer’s point of view,...

Briefs: Test & Measurement
Measurement of O-phthalaldehyde (OPA)

O-phthalaldehyde (OPA) is a high-level disinfectant commonly used, for example, for sterilization of heat-sensitive medical instruments; it demonstrates effective microbicidal activity against a wide range of microorganisms (including mycobacteria, gramnegative bacteria, and spores). On the International...

Fire safety in space vehicles is of utmost importance, especially for manned flight. On the International Space Station (ISS), events that may lead to fires, especially smoldering, must be...

Briefs: Test & Measurement
Decomposition Technique for Remaining Useful Life Prediction

Technology has been developed that provides a way to compute the remaining useful life (RUL) of a component or system. The estimation of the RUL of a degraded or faulty component is at the center of condition-based maintenance, and prognostics and health management. It gives operators...

Researchers at NASA’s Armstrong Flight Research Center have developed and tested a new strain gage that makes significant strides in the state of the art, particularly salient given the...

Additive manufacturing (AM, also informally known as 3D printing) is a relatively new process for fabricating net- shaped parts from a...

Briefs: Manufacturing & Prototyping
Electropolishing in Pneumatics and Hydraulics

Manufacturing reliable, high-performing parts and components that have extended lifecycles is crucial for the pneumatics and hydraulics industry. From springs to fittings, the performance of each...

Briefs: Electronics & Computers
NUMIT2.0

Internal electrostatic discharge (IESD) can cause spacecraft failure and anomalies related to the space environment, but it is very hard to predict when IESD might happen. Therefore, assessment of the IESD at a given space environment and a given dielectric geometry is important for spacecraft reliability.

Briefs: Electronics & Computers
Reusable Integrated Instrument Control and Computing Platform

ISAAC (Instrument Shared Artifact for Computing) offers adaptability, computation power, I/O bandwidth, digital interface standards, and data processing capability in a single, common, low-mass/power, and small-form-factor platform with significantly reduced, nonrecurring cost and...

Next-generation synthetic aperture radar (SAR) remote sensing platforms utilize new concepts such as the SweepSAR techniques that provide increased swath size,...

Making electrical connections inside a vacuum chamber to a stack of electron and ion optical components using the conventional approach of...

Briefs: Electronics & Computers
Graphene Composite Materials for Supercapacitor Electrodes

In recent years, electrochemical capacitors, or supercapacitors, have gained the most intense interest as an alternative to traditional energy storage devices such as batteries. The demands of the potential supercapacitor applications range from plug-in hybrid electric vehicles (PHEVs)...

Briefs: Electronics & Computers
Integrated, Radiation-Hardened Radio Frequency Digitizer and Signal Processing Electronics

Imaging LiDAR systems such as Goddard’s Reconfigurable Solid-state LiDAR (GRSSLi) must collect and process reflected pulses of light in order to correctly assemble a three-dimensional image of the scene. These pulses of light generally range from 2-5...

Briefs: Photonics/Optics
Understanding Lens Design Limitations

Every lens has an absolute upper performance limit dictated by the laws of physics. This limitation is controlled by the working f/# of the lens and the wavelength( s) of light that pass through the...

Briefs: Photonics/Optics
Megahertz-Rate Molecular Tagging Velocimetry

In recent years, a large number of Lagrangian-based optical velocimetry techniques have been developed that are known, collectively, as either flow tagging velocimetry or molecular tagging velocimetry. In either case, the method is based on the use of an optical resonance to “tag” a pattern into a...

A method was developed that allows water recycling, air treatment, thermal control, and solid residuals treatment and recycle to be removed from the usable habitat volume...

Briefs: Mechanical & Fluid Systems
Novel Feedthrough for Instrumentation Lead Wires

This invention is a method and design for the conveyance of instrumentation lead wires from one pressure boundary to another pressure boundary in cryogenic process systems. Such a device or article is commonly referred to as a feedthrough. The novelty of the present invention is the extreme...

Briefs: Mechanical & Fluid Systems
Pneumatic Conveying of Lunar Regolith Simulant

Planetary regolith (dust) is an aggregation of various minerals and different particle sizes. Collection, storage, processing, and disposal of this material are very challenging in the harsh planetary environment. Extraterrestrial operations involving In-Situ Resource Utilization (ISRU) require...

Researchers at NASA’s Armstrong Flight Research Center have developed an innovative antenna-mounting platform that addresses an unmet need in the...

Briefs: Medical
Polymerase Chain Reaction Preparation Kit and Self-Enclosed, Pipette-Free DNA/RNA Isolation Device

The ability to monitor and detect microorganism contamination/infection is important for long space voyages, in order to maintain a clean environment not only for the health of the astronauts, but also for electronics and structural materials....

Briefs: Medical
Hydrostatic Hyperbaric Oxygen Treatment Chamber

A hyperbaric chamber has been designed to achieve the goals of maximizing safety, minimizing complexity, and minimizing cost of hyperbaric chamber therapy. This design minimizes the volume of compressed gas in the chamber, and eliminates the need for complex gas mixing, carbon dioxide scrubbing,...

Briefs: Medical
Reagent and Method of Using a Microfluidic Cytometer for Leukocyte Differential Count

Leukocytes respond to toxic, infectious, and inflammatory processes to defend tissues and eliminate disease process or toxic challenge. Accurate and prompt counting and differentiation of leukocytes is critical for diagnoses of infection, leukemia, or allergy;...

Briefs: Medical
Intravehicular Tissue Equivalent Proportional Counter (TEPC) Flight Software

The ISS (International Space Station) Medical Operations Requirements Document (MORD) establishes the medical support requirements for ionizing radiation exposure, including common dose limits, radiation monitoring, recordkeeping, and management of radiation exposure...

Briefs: Medical
Wet Waste Drying Bag

This invention facilitates collection, storage, concentration, and drying of liquid or mixed liquid/solid waste material. The invention may serve as a portable toilet or may be used to dry biological specimens or concentrate water samples for analysis. It can replace diapers, special plastic bags, and airflow waste disposal...

Briefs: Medical
Combinatorial Multidomain Mesoporous Chips for Fractionation of Biomolecules

A promising strategy of early diagnosis is the detection of biological signatures (molecular biomarkers) from readily available body fluids, such as blood. However, the onset of most human diseases cannot be univocally identified on the basis of a single biomarker....

Briefs: Information Technology
Software Framework for Control and Observation in Distributed Environments (CODE)

CODE is a framework for control and observation in distributed environments. The framework enables the observation of resources (computer systems, storage systems, networks, and so on), services (database servers, application execution, servers, file transfer...

Question of the Week
Will Self-Erasing Chips Catch On?

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