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Briefs: Materials
Carbon Nanotube Tower-Based Supercapacitor
A new technology to create electrochemical double-layer supercapacitors is provided using carbon nanotubes as electrodes of the storage medium. This invention allows efficient transport between the capacitor electrodes through the porous nature of the nanotubes, and has a low interface resistance between...
Briefs: Sensors/Data Acquisition
To enable the human mobility necessary to effectively explore near-Earth asteroids and deep space effectively, a new extravehicular activity (EVA) jetpack is under development. The new...
Briefs: Robotics, Automation & Control
Artificial Immune System-Based Approach for Air Combat Maneuvering
A high level of autonomy is desired for future unmanned combat systems because lethality and survivability can be improved with much less communication bandwidth than would be necessary for preprogrammed or remotely operated systems. However, there are a number of technical...
Briefs: Software
Rule-Based Analytic Asset Management for Space Exploration Systems (RAMSES)
Human space systems, such as the International Space Station (ISS) and future planned missions to the lunar surface and beyond, require the crew’s ability to locate and manage the physical resources that are required for use to achieve mission objectives. However, the...
Briefs: Energy
This work describes a discontinuous or segmented mirror whose overall flatness is less dependent on the limited tension that can be supplied by the booms. A solar sail is a large, nominally flat...
Briefs: Mechanical & Fluid Systems
A sampling device and a deployment method were developed that allow collection of a predefined sample volume from up to a predefined depth, precise sampling site selection, and low...
Briefs: Test & Measurement
Nozzle Heat Flux Gauge
This innovation is a tungsten-rhenium gauge that can be placed into an aft exit cone of a rocket motor. It will measure heat flux with time for the full duration of the RSRM (reusable solid rocket motor) nozzle environment with equal response time.
Briefs: Data Acquisition
NASA is developing technologies to enable in situ analysis and sample acquisition from planetary bodies. Missions to these diverse locations require autonomous, highly customizable, reliable tools. A...
Briefs: Photonics/Optics
Type-II interband cascade lasers (ICLs) based on the GaSb material system represent an enabling technology for laser absorption spectroscopy in the 3-to-5-μm wavelength...
Briefs: Materials
This invention describes systems and methods for implementing bulk metallic glass-based (BMG) macroscale gears with high wear resistance.
This invention creates bulk metallic glasses (BMGs) with...
Briefs: Software
Post-Flight Analysis Statistical Heating (PFlASH)
This software tool automates the statistical analysis of heating indicators for a family of trajectories. It allows for quick and clear relative comparison of the trajectories by concisely and meaningfully reducing an arbitrarily large set of body point heating into single values that are used to...
Briefs: Test & Measurement
Magnetic Sensitivity of a Ka-Band Isolator Measured Using the GRAIL Testbed
The magnetic sensitivity of a Ka-band isolator’s output phase is measured at 7 × 10–4 deg/G level. This high degree of precision is enabled by the sensitive phase measuring capabilities of a testbed built to mimic NASA’s Gravity Recovery and Interior Laboratory...
Briefs: Information Technology
Open-Source, Platform-Neutral BLAS Library
New hybrid computing systems consist of a multicore CPU (central processing unit) and one or more massively parallel accelerator devices, such as GPUs (graphics processing units). Effectively utilizing these systems involves using all of the available computational resources, which may be difficult to...
Briefs: Information Technology
JPL Unified Methodology Process (JUMP)
JPL Unified Methodology Process (JUMP) is an effort to establish a common frame of reference across OCIO (Office of Chief Information Officer) and EBIS (Enterprise Business Information Services Division). The iterative approach to project management is more powerful and efficient, enables better reviews, and...
Briefs: Software
Automated Evaluation Software (AES) Web Application
The Automated Evaluation Software Web application was created using Java Enterprise technologies, which provided capabilities for dynamic report generation and Microsoft output. The Tomcat Application server makes the application robust, fast, and reliable. HTML 4.0 was used to create the user...
Briefs: Information Technology
A RESTful Web Service Connector for Phoenix Analysis Server
Engineering design models are normally developed using specific modeling tools such as Excel, Matlab, Maple, and Mathematica. It is difficult to connect various models written in different modeling environments and produce results without extensive effort. Phoenix ModelCenter is a...
Briefs: Sensors/Data Acquisition
Method for Performing GPS L1 C/A Measurements in Wideband Jamming and Interference
For effective range safety, global positioning system (GPS) metric tracking must be robust to interference with, and jamming of, GPS signals. The conventional approach to mitigating interference and jamming is to use a Controlled Reception Pattern Antenna (CRPA)....
Briefs: Information Technology
JWST IV&V Simulation and Test (JIST) RT Logic T501 Emulator
In order to develop a software-only test environment for the James Webb Space Telescope (JWST) mission, a solution was needed to send commands and receive telemetry between the TCTS (Telemetry and Command Test Set) and CMM-S card. The as-is solution requires the utilization of commercial...
Briefs: Test & Measurement
In this innovation, a team successfully developed and implemented a combined convective and conductive cooling system that permits rapid cooling. Using...
Briefs: Sensors/Data Acquisition
Guarded Two-Dimensional Flat Plate Insulation Test Calorimeter with Attach Points
Insulation systems usually do not operate on their own; they must work together with a structural system that is designed to support the article being insulated. Typically this structure penetrates the insulation, degrading it in some manner, and gives a pathway for...
Briefs: Sensors/Data Acquisition
Test, Calibration, and Training Target for a Microwave Sensor
Human subjects are unsuitable for objective performance testing of victim detection radar because their heart and respiration rates are not controllable or repeatable. There are limitations on human targets from a safety standpoint as well. It is difficult to relate the ground truth to...
Briefs: Manufacturing & Prototyping
Mechanically Induced Nucleation Improves Crystalline Quality During Melt Growth of Semiconductors
For certain semiconductors with important applications, the existing bulk crystal growth technique from the melt usually results in poor-quality multi-crystalline ingots that cause the typically low yield of the commercial growth process. The...
Briefs: Manufacturing & Prototyping
Fabrication of a Nanopipette Array for Biosensing
Development of biosensors is an active field due to a wide range of applications in lab-on-a-chip, diagnostics of infectious diseases, cancer diagnostics, environment monitoring, biodetection, and others. One of the strategies used for selective identification of a target is to preselect a probe...
Briefs: Software
Predictive Computations of Single-Phase Turbulent Flows
This software computes a single-phase turbulent flow. The solution is independent of the grid spacing on which it is computed, and on the discretization order used for the differential equations. Grid spacing and discretization-order independence can be achieved by reformulating the large-eddy...
Briefs: Software
Predictive Computation of Two-Phase Turbulent Flows with Phase Change
This software computes two-phase turbulent flows with phase change, and the solution is independent of the grid spacing on which it is computed and on the discretization order used for the differential equations. Grid spacing and discretization-order independence can be achieved...
Briefs: Software
Physics-Model-Based Wiring Fault Detection Toolbox for MATLAB
This software provides a toolbox of MATLAB functions for detecting precursor wiring faults, such as chafing, in shielded impedance-controlled cable using measurements from off-the-shelf time domain reflectometry or vector network analyzer hardware. It advances the state-of-the-art in...
Briefs: Software
PEGASUS 5.2: Automated Pre-Processing of Overset CFD Grids
The Pegasus software is used as a pre-processor for overset-grid computational fluid dynamic (CFD) simulations. The main features of the software include: automated hole cutting algorithms; a projection scheme for fixing small discretization errors in overset surfaces; efficient...
Briefs: Information Technology
ACES ToolSuite
The NASA Langley Aeronautics Systems Analysis Branch (ASAB) is heavily involved in research studies to evaluate new and emerging concepts targeted at improving the National Airspace System (NAS). The primary tool used by ASAB to perform these studies is the Airspace Concept Evaluation System (ACES), a medium-fidelity, NAS-wide...
Briefs: Software
Modeling for Partitioned and Multicore Flight Software Systems
The current flight software approach is monolithic in nature. Every module has tentacles that reach deep within dozens of other software modules. Because of these interdependencies between modules, functionality is difficult to extract and reuse for other missions.
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