Keyword: Logistics

Briefs: Test & Measurement
Directed Design of Experiments for Validating Probability of Detection Capability of a Testing System

NASA’s Langley Research Center has developed new software that enables users of critical inspection systems to validate the capability of the inspection system. Traditionally, inspection systems are validated using various methodologies to...

Briefs: Robotics, Automation & Control
Electromagnetic Monitoring and Control of a Plurality of Nanosatellites

NASA has developed an innovative combination of a Magnetometer, low-powered ElectroMagnets, and Res onant Inductive Coupling (MEMRIC) to create and control relative positioning of nanosatellites within a cluster. This is a game-changing approach to enable distributed...

Briefs: Energy

NASA’s Marshall Space Flight Center is developing a lightweight space-based solar power array with a high power-to-stowed-volume and weight ratio. The system provides power to small...

Briefs: Software
Systems, Methods, and Apparatus for Developing and Maintaining Evolving Systems with Software Product Lines

Physical manufacturers have been taking advantage of mass manufacturing ideas for a long time, increasing their productivity, cutting their costs, and ensuring the quality and uniformity of their products. Now, this idea is being applied...

Briefs: Information Technology
MATTC Method for Efficient Prediction of Boundary Layer Transition

The objective of the current innovation was to develop a simple but accurate method for predicting boundary layer transition that would include the growth characteristics of laminar boundary layer disturbances while requiring only the pressure distribution over an aerodynamic...

Briefs: Medical
Portable Acoustic Holography Systems for Therapeutic Ultrasound Sources

High-intensity focused ultrasound (HIFU) is a rapidly developing medical technology that relies on focusing acoustic waves to treat remote tissue sites inside the body without damaging intervening tissues. HIFU can be used to treat benign and malignant tumors, dissolve blood...

INSIDER: Electronics & Computers

The consumer marketplace is flooded with a lively assortment of smart wearable electronics that do everything from monitor vital signs, fitness or sun exposure to play music,...

Briefs: Propulsion

The Hall effect thruster (HET) was designed for long-duration operation with gaseous iodine as the propellant. Iodine is an alternative to the state-of-the-art propellant xenon. Compared to xenon,...

Briefs: RF & Microwave Electronics
RF Source Modifications to Improve Performance of an Electronegative Plasma Thruster

In traditional gridded electrostatic ion thrusters, positively charged ions are generated from a plasma discharge of noble gas propellant and accelerated to provide thrust. A separate electron source, typically a neutralizer cathode that consumes propellant, is...

Briefs: Electronics & Computers

The International Space Station (ISS) uses a fiber optic High Rate Data Link (HRDL) standard for transferring data. ISS experiments, however, may prefer an Ethernet interface. This design allows ISS...

Briefs: Electronics & Computers
Reliability Assessment of CCGA 1752 Advanced Interconnect Kyocera Packages for Extreme Thermal Environments

Ceramic Column Grid Array (CCGA) packages have been increasing in use based on advantages such as high interconnect density, very good thermal and electrical performance, compatibility with standard surface-mount packaging assembly...

Briefs: Information Technology
Scalable Gaussian Process Regression

Block GP is a Gaussian Process regression framework for multimodal data that can be an order of magnitude more scalable than existing state-of-the-art nonlinear regression algorithms. The framework builds local Gaussian Processes on semantically meaningful partitions of the data and provides higher prediction...

Briefs: Software
Real-Bogus Machine Learning Systems at the Intermediate Palomar Transient Factory

The intermediate Palomar Transient Factory (iPTF) is a wide-field sky survey of the optical transient sky (e.g., supernovae, variable stars) that uses image subtraction for the discovery of astronomical transients. Astronomical transients, such as supernovae, are...

Briefs: Mechanical & Fluid Systems
Micro Cylindrical Ion Trap Micro Mass Spectrometer Instrument System

The goal of this work was to advance the development of new, extremely small (≈2 cm3), low-power (≈3 W), and low-cost micro mass spectrometer instrument systems (μMSIS) through the application of microelectro-mechanical system (MEMS) design and fabrication, and...

Briefs: Sensors/Data Acquisition
Extensible Data Gateway Environment (EDGE)

The NASA Physical Oceanography Distributed Active Archive Center (PO.DAAC) is NASA’s designated data center for information relevant to the physical state of the ocean. Its core datamanagement and workflow system, Data Management and Archive System (DMAS), is responsible for processing hundreds of...

Briefs: Sensors/Data Acquisition
Cryogenic Propellant Feed System Analytical Tool

The Propellant Feed System Analytical Tool (PFSAT) predicts heat leak based on insulation type, installation technique, line supports, penetrations, and instrumentation. It also determines the optimum orifice diameter for an optional thermodynamic vent system (TVS) to counteract heat leak into the...

Briefs: Materials
Oriented Nanofibers Embedded in a Polymer Matrix

A method of forming a composite of embedded nanofibers in a polymer matrix with a high degree of alignment has been created using a nanofiber continuous fiber (NCF) system. This innovation incorporates nanofibers in a plastic matrix forming agglomerates, and then uniformly distributes them by...

Application Briefs: Imaging

Counterfeit parts and materials pose a serious threat to the United States defense supply chain. The National Defense Authorization Act (NDAA) of 2012 (Section 818) laid out strict...

Briefs: Robotics, Automation & Control
Rapid Forest Triage by Sub-Canopy Micro Air Vehicles

Today, tree distribution maps can only be generated manually in a very time-consuming process, and real-time microclimate mapping of a large 3D volume under tree canopy is not possible. A prototype small quadrotor unmanned aerial vehicle (UAV) system was developed that is able to maneuver in...

Briefs: Electronics & Computers
CMOS-Compatible Ohmic Contact RF MEMS Switch

Radio frequency (RF) microelectromechanical system (MEMS) switches have advantages over their solid-state counterparts. However, ohmic contact MEMS devices face several significant limitations, preventing entry into the mass market. These limitations are cost, reliability, packaging, and...

Briefs: Mechanical & Fluid Systems
Cantera Integration with T-MATS

The Toolbox for the Modeling and Analysis of Thermodynamic Systems (TMATS) software package is a library of building blocks that can be assembled to represent any thermodynamic system in the Simulink® (MathWorks, Inc.) environment. These elements, along with a Newton Raphson solver (also provided as part of the...

Briefs: Photonics/Optics

The Adélie penguin has a circum-Antarctic distribution and is widely considered a useful indicator of status and change in the Antarctic and Southern Ocean...

Articles: Aerospace

In 2007, when the Department of Homeland Security (DHS) issued a call for a sensor that could equip a smartphone with the ability to detect dangerous gases and chemicals, NASA Ames...

Articles: Aerospace

We asked executives to offer perspectives on milestones in their industry or technology area that occurred during the past 40 years. Did their industry exist 40 years ago, and if not, what...

Articles: Aerospace
ALEX IUORIO
Senior Vice President, Supplier
Management and Business Development
Avnet Electronics Marketing Americas
Phoenix, AZ
www.em.avnet.com

In a 1926 interview,...

Briefs: Information Technology
Link Complexity Scheduling Algorithm

NASA’s Deep Space Network (DSN) provides communication and other services for planetary exploration for both NASA and international users. The DSN operates antennas at three complexes in California, Spain, and Australia, with the longitudinal distribution of the complexes enabling full sky coverage and...

Application Briefs: Imaging

Organic Light Emitting Diode (“OLED”) lighting panels are thin planar area light sources that are naturally diffuse, low glare, high color rendering, cool to the touch, highly energy efficient and highly...

Briefs: Robotics, Automation & Control
NASA Tensegrity Robotics Toolkit (NTRT)

Tensegrity robots have many unique properties useful for robots intended to operate in natural settings, yet the exploration of how to build and control such robots is just beginning. Many of their positive qualities, such as multipath force distribution, compliance, and their oscillatory nature, also make...

Briefs: Electronics & Computers
Advanced, Ultra-Low-Loss, High-Frequency Package Module

As electronic circuits approach submillimeter wavelength frequencies (300 GHz) and higher, the traditional low-loss method of packaging electronic circuits in waveguide modules for guiding the signal requires more attention. The reasons are that circuits at higher frequencies have lower...