Increasing the accuracy of storm-surge flood forecasts is essential for improving preparedness for hurricanes and other severe storms and, in particular, for optimizing...

Briefs: Software
Dynamically Alterable Arrays of Polymorphic Data Types

An application library package was developed that represents data packets for Deep Space Network (DSN) message packets as dynamically alterable arrays composed of arbitrary polymorphic data types. The software was to address a limitation of the present state of the practice for having an...

Briefs: Software
Identifying Trends in Deep Space Network Monitor Data

A computer program has been developed that analyzes Deep Space Network monitor data, looking for changes of trends in critical parameters. This program represents a significant improvement over the previous practice of manually plotting data and visually inspecting the resulting graphs to...

Briefs: Software
Predicting Lifetime of a Thermomechanically Loaded Component

NASALIFE is a computer program for predicting the lifetime, as affected by low cycle fatigue (LCF) and creep rupture, of a structural component subject to temporally varying, multiaxial thermomechanical loads. The component could be, for example, part of an aircraft turbine engine....

Briefs: Software
Partial Automation of Requirements Tracing

Requirements Tracing on Target (RETRO) is software for after-the-fact tracing of textual requirements to support independent verification and validation of software. RETRO applies one of three user-selectable information-retrieval techniques: (1) term frequency/inverse document frequency (TF/IDF) vector...

Briefs: Software
Automated Synthesis of Architectures of Avionic Systems

The Architecture Synthesis Tool (AST) is software that automatically synthesizes software and hardware architectures of avionic systems. The AST is expected to be most helpful during initial formulation of an avionic-system design, when system requirements change frequently and manual...

Briefs: Software
SSRL Emergency Response Shore Tool

The SSRL Emergency Response Shore Tool (wherein “SSRL” signifies “Smart Systems Research Laboratory”) is a computer program within a system of communication and mobile-computing software and hardware being developed to increase the situational awareness of first responders at building collapses....

Theoretical analysis and some experiments have shown that the silicon-on-insulator (SOI) 4-gate transistors known as G4-FETs can be used as building blocks of four-quadrant analog...

Microscopic thermal-contact pads that include carpetlike arrays of carbon nanotubes have been invented for dissipating heat generated in integrated circuits and similarly sized single electronic...

Some wholly aromatic ether-imides consisting of rod-shaped, relatively-low-mass molecules that can form liquid crystals have been investigated for potential utility as electron-donor-type...

Atomic Energy of Canada, Ltd., a subcontractor of Societatea Nationala Nucleoelectrica S.A. (SNN) of Romania, contracted Badger Meter to model, test, and produce a set of precision...

Briefs: Manufacturing & Prototyping
Pulse-Flow Microencapsulation System

The pulse-flow microencapsulation system (PFMS) is an automated system that continuously produces a stream of liquid-filled microcapsules for delivery of therapeutic agents to target tissues. Prior...

Briefs: Manufacturing & Prototyping
Automated Low-Gravitation Facility Would Make Optical Fibers

A report describes a proposed automated facility that would be operated in outer space to produce high-quality optical fibers from fluoride-based glasses, free of light-scattering crystallites that form during production in normal Earth gravitation. Before launch, glass preforms would...

Viscosity is a measure of the resistance of a liquid to flow, and is an important measurement requirement in industrial process control and OEM applications. Viscosity describes the...

Briefs: Physical Sciences
Alignment Cube With One Diffractive Face

An enhanced alignment cube has been invented for use in a confined setting (e.g., a cryogenic chamber) in which optical access may be limited to a single line of sight. Whereas traditional...

Briefs: Mechanical & Fluid Systems
Graphite Composite Booms With Integral Hinges

A document discusses lightweight instrument booms under development for use aboard spacecraft. A boom of this type comprises a thin-walled graphite-fiber/matrix composite tube with an integral hinge that can be bent for stowage and later allowed to spring back to straighten the boom for deployment in...

Briefs: Mechanical & Fluid Systems
Tool for Sampling Permafrost on a Remote Planet

A report discusses the robotic arm tool for rapidly acquiring permafrost (RATRAP), which is being developed for acquiring samples of permafrost on Mars or another remote planet and immediately delivering the samples to adjacent instruments for analysis. The prototype RATRAP includes a rasp that...

Briefs: Information Technology
Special Semaphore Scheme for UHF Spacecraft Communications

A semaphore scheme has been devised to satisfy a requirement to enable ultrahigh- frequency (UHF) radio communication between a spacecraft descending from orbit to a landing on Mars and a spacecraft, in orbit about Mars, that relays communications between Earth and the lander spacecraft....

With multiple switched interconnects gaining momentum in the embedded space, selecting just one to address a wide range of military systems requirements is not...

Application Briefs: Electronics & Computers
Multicores Affect Algorithm Choices

Design engineers soon will need to bridge the growing gap between hardware reality and software capabilities in the high-performance computing (HPC) realm as the use of multicore microprocessors grows. If...

Themis Computer (Fremont, CA) has introduced the TPPC64 multi-processor VME64x computer using IBM's 970FX Superscalar RISC processor. It can be configured with one or two 1.8-GHz PowerPC...

Products: Electronics & Computers
High-Speed Ethernet Communication for PLCs

AutomationDirect (Cumming, GA) has released the H4-ECOM100 Ethernet communication module for the DirectLOGIC DL405 PLC. The H4-ECOM100 can be inserted into any I/O slot of any local DL405 base,...

Products: Electronics & Computers
Graphics Card for Advanced Visualization Systems

The NVIDIA Quadro FX 4500 X2 graphics card from NVIDIA Corp. (Santa Clara, CA) is designed for advanced visualization systems requiring scalable graphics performance, such as CAD and geo-seismic applications. The card features two NVIDIA Quadro FX 4500 graphics processing units (GPUs) in a...

Products: Electronics & Computers
Ultraminiature Microswitches Offer Long Life Ratings

ALCOSWITCH ultraminiature SPDT microswitches from Tyco Electronics (Harrisburg, PA) have extended cycle life ratings up to 1 million cycles. The PC-mount product is available with straight...

TEK Microsystems (Chelmsford, MA) has announced the PowerRACE® 3A carrier card combining highdensity FPGAs, an onboard switched fabric, PowerPCs, and PMC interfaces. High-speed I/O...

Cornet Technology Communications (Springfield, VA) has introduced the Celero CVME-7448S PowerPC single-board computer available for the commercial off-the-shelf (COTS)...

Fairchild Semiconductor (South Portland, ME) offers the FPF100x family of IntelliMAX™ load switches featuring WL-CSP or MLP packaging, integration (slewrate control, ESD...

Products: Electronics & Computers
Gigabit Ethernet Test Solution for Compact Platform

EXFO Electro-Optical Engineering (Quebec City, Canada) has launched the FTB-8510 Packet Blazer Ethernet test module for the FTP-200 Compact Platform. The combination of the Ethernet test...

S2 Technologies (San Diego, CA) has released the STRIDE 2.0 embedded software verification platform providing infrastructure and tools that enable development teams to perform testing,...

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