Briefs: Software
Integrated Systems Health Management (ISHM) Toolkit

A framework of software components has been implemented to facilitate the development of ISHM systems according to a methodology based on Reliability Centered Maintenance (RCM). This framework is collectively referred to as the Toolkit and was developed using General Atomics’ Health MAP™...

Briefs: Information Technology
Ionospheric Simulation System for Satellite Observations and Global Assimilative Model Experiments — ISOGAME

Modeling and imaging the Earth’s ionosphere as well as understanding its structures, inhomogeneities, and disturbances is a key part of NASA’s Heliophysics Directorate science roadmap. This invention provides a design tool for...

Briefs: Information Technology
Estimating Torque Imparted on Spacecraft Using Telemetry

There have been a number of missions with spacecraft flying by planetary moons with atmospheres; there will be future missions with similar flybys. When a spacecraft such as Cassini flies by a moon with an atmosphere, the spacecraft will experience an atmospheric torque. This torque could...

Briefs: Information Technology
flexplan: Mission Planning System for the Lunar Reconnaissance Orbiter

flexplan is a mission planning and scheduling (MPS) tool that uses soft algorithms to define mission scheduling rules and constraints. This allows the operator to configure the tool for any mission without the need to modify or re-compile code. In addition, flexplan uses an...

Briefs: Information Technology

Glaciers and ice sheets modulate global sea level by storing water deposited as snow on the surface, and discharging water back into the ocean through melting. Their physical state...

Briefs: Information Technology
PowderSim: Lagrangian Discrete and Mesh-Free Continuum Simulation Code for Cohesive Soils

PowderSim is a calculation tool that combines a discrete-element method (DEM) module, including calibrated interparticle- interaction relationships, with a mesh-free, continuum, SPH (smoothed-particle hydrodynamics) based module that utilizes enhanced,...

Briefs: Information Technology
Basic Operational Robotics Instructional System

The Basic Operational Robotics Instructional System (BORIS) is a sixdegree- of-freedom rotational robotic manipulator system simulation used for training of fundamental robotics concepts, with in-line shoulder, offset elbow, and offset wrist. BORIS is used to provide generic robotics training to...

Briefs: Information Technology
Multiple-Frame Detection of Subpixel Targets in Thermal Image Sequences

The new technology in this approach combines the subpixel detection information from multiple frames of a sequence to achieve a more sensitive detection result, using only the information found in the images themselves. It is taken as a constraint that the method is...

Briefs: Information Technology
Metric Learning to Enhance Hyperspectral Image Segmentation

Unsupervised hyperspectral image segmentation can reveal spatial trends that show the physical structure of the scene to an analyst. They highlight borders and reveal areas of homogeneity and change. Segmentations are independently helpful for object recognition, and assist with...

Briefs: Mechanical & Fluid Systems
Sheet Membrane Spacesuit Water Membrane Evaporator

A document describes a sheet membrane spacesuit water membrane evaporator (SWME), which allows for the use of one common water tank that can supply cooling water to the astronaut and to the evaporator. Test data showed that heat rejection performance dropped only 6 percent after being subjected...

Briefs: Mechanical & Fluid Systems
Motor Qualification for Long-Duration Mars Missions

Qualification of motors for deep space under extreme thermal environments to be encountered during the Mars Science Laboratory (MSL) mission is required to verify the reliability and validate mission assurance requirements. The motor assembly must survive all ground operations, plus the nominal...

Briefs: Manufacturing & Prototyping
Advanced Materials and Manufacturing for Low-Cost, High-Performance Liquid Rocket Combustion Chambers

A document describes the low-cost manufacturing of C103 niobium alloy combustion chambers, and the use of a high-temperature, oxidation-resistant coating that is superior to the standard silicide coating. The manufacturing process involved...

Briefs: Photonics/Optics
Ultra-Compact, Superconducting Spectrometer-on-a-Chip at Submillimeter Wavelengths

Small size, wide spectral bandwidth, and highly multiplexed detector readout are required to develop powerful multi-beam spectrometers for high-redshift observations. Currently available spectrometers at these frequencies are large and bulky. The grating sizes for...

Briefs: Photonics/Optics
Rad-Tolerant, Thermally Stable, High-Speed Fiber-Optic Network for Harsh Environments

Future NASA destinations will be challenging to get to, have extreme environmental conditions, and may present difficulty in retrieving a spacecraft or its data. Space Photonics is developing a radiationtolerant (rad-tolerant), high-speed, multichannel...

Briefs: Photonics/Optics
UV Resonant Raman Spectrometer With Multi-Line Laser Excitation

A Raman spectrometer employs two or more UV (ultraviolet) laser wavelengths to generate UV resonant Raman (UVRR) spectra in organic samples. Resonant Raman scattering results when the laser excitation is near an electronic transition of a molecule, and the enhancement of Raman...

Briefs: Photonics/Optics
Towed Subsurface Optical Communications Buoy

The innovation allows critical, high-bandwidth submarine communications at speed and depth. This reported innovation is a subsurface optical communications buoy, with active neutral buoyancy and streamlined flow surface veins for depth control. This novel subsurface positioning for the towed...

Briefs: Physical Sciences
High-Collection-Efficiency Fluorescence Detection Cell

A new fluorescence cell has been developed for the laser induced fluorescence (LIF) detection of formaldehyde. The cell is used to sample a flow of air that contains trace concentrations of formaldehyde. The cell provides a hermetically sealed volume in which a flow of air containing...

Articles: Photonics/Optics

High-power fiber lasers have been increasingly used for material processing, metal cutting, and welding applications due to high wall-plug efficiency, compactness, and superb long term...

Articles: Photonics/Optics

Fuelled by an increasing demand for bandwidth combined with a continued drive towards cost and size reduction, larger scale photonics integrated circuits are now clearly breaking through. For example, fiber optics...

Products: Photonics/Optics

FSI Technologies (Lombard, IL) has added a new 3D imaging sensor to its machine vision product line. The GS Family of 3D imaging sensors provides support to a whole new range of robot control and inspection applications....

Products: Photonics/Optics

A new series of adapters, simplifying integration of c-mount cMOS and CCD cameras with McPherson (Chelmsford, MA) high performance spectrometers, is now available. Easy and secure c-mount adapters are suitable...

Products: Photonics/Optics

Point Grey (Richmond, BC, Canada) recently announced the addition of new 2.8 megapixel models to its Flea®3 line of GigE Vision digital cameras. Building on Point Grey’s experience with Sony CCD technology, the...

Products: Photonics/Optics

STMicroelectronics (Geneva, Switzerland) has introduced its latestgeneration high-efficiency cool bypass switches for photovoltaic modules, enabling an even higher percentage of harvested energy to reach end-users and...

Products: Photonics/Optics

AKELA Laser Corporation (Monmouth Junction, NJ) announced the release of its single and multi-channel laser diode modules in wavelengths from 635nm to 1950nm. The second in a series of releases over the next 6...

Products: Photonics/Optics

Lattice Semiconductor Corporation (Bridgewater, NJ) recently demonstrated a LatticeECP3-based video camera supporting NIT’s NSC1005 Wide Dynamic Range (WDR) 720p image sensor. The NSC1005 high dynamic range image...

Products: Photonics/Optics

Imec (Leuven, Belgium) has developed a 20.04% large-area industrial-level silicon solar cell. Imec’s PERC-cell is compatible with the requirements of industrial photovoltaic production. It is a large-area (125mm x...

Products: Photonics/Optics

ON Semiconductor (Phoenix, AZ) has collaborated with Teledyne Imaging Sensors (Camarillo, CA) to manufacture an Extremely Large Stitched Read Out Integrated Circuit (ELS ROIC) for astronomy. The H4RG-15 image sensor,...

Products: Photonics/Optics

Lumenera Corporation (0ttawa. Ontario, Canada) has introduced a new line of cameras that pair CMOSIS sensors with a USB 3.0 interface. This new product line features six distinct color, monochrome and NIR...

Products: Photonics/Optics

With outstanding light transmission properties and optical clarity, Master Bond (Hackensack, NJ) UV15 is widely used for a variety of bonding, coating and sealing applications in the optical, electronic and...

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