Who's Who: Aerospace

NASA's IPP provides leveraged technology for NASA's mission directorates, programs, and projects through investments and technology partnerships with industry,...

Techs for License
Diagnostic Pattern Recognition Using Mid-IR Spectroscopy

By applying mid-infrared spectroscopy to bodily fluids, this suite of technologies offers the potential for quick, accurate, and inexpensive diagnostic support for a variety of diseases in humans or animals. Every disease or condition results in quantitative imbalances in the “normally...

Techs for License

This technology provides a method of laserdrilling any component under the control of real-time feedback to provide for predictable, calibrated fluid flow through one or...

Tech Needs
Solar-Based Hydrogen Generation Technology

A company seeks to increase the efficiency of solar-based hydrogen generation systems by device technologies that can help to develop a new module with at least 16% solar energy utilization efficiency. Examples include the Z-scheme method and tandem type, which has achieved a Solar Energy Utilization...

Tech Needs
Making Metal Packaging Lighter

Because of increasing cost pressures on high-volume metal packaging, a manufacturer needs to make each unit weight of metal (steel and aluminum) go further. Technologies are sought that make metal packaging lighter and enhance the physical performance (like tensile strength, stiffness, etc). This could include, for...

Application Briefs: Sensors/Data Acquisition
LabVIEW FPGA
National Instruments
Austin, TX
888-280-7645
www.ni.com

NASA’s next-generation successor to the Hubble Space Telescope, the James Webb...

Application Briefs: Sensors/Data Acquisition
NIRSpec STM Focal Plane Detector
ITT Corp.
White Plains, NY
914-641-2000
www.itt.com

The James Webb Space Telescope (JWST) is scheduled for...

Articles: RF & Microwave Electronics

Software techniques for use in the global positioning system (GPS)1,2 have recently captured the growing interest of communication and navigation...

Briefs: Materials

A technique for suppressing sublimation of key elements from skutterudite compounds in advanced thermoelectric devices has been demonstrated. The essence of the technique is to cover...

Briefs: Materials
Rapid Fabrication of Carbide Matrix/Carbon Fiber Composites

Composites of zirconium carbide matrix material reinforced with carbon fibers can be fabricated relatively rapidly in a process that includes a melt infiltration step. Heretofore, these and other ceramic matrix composites have been made in a chemical vapor infiltration (CVI) process...

Briefs: Materials

Ultrahigh temperature ceramics (UHTCs) are a class of materials that include the diborides of metals such as hafnium and zirconium. The materials are of interest to NASA for their potential utility as sharp...

Briefs: Materials
Improved C/SiC Ceramic Composites Made Using PIP

Improved carbon-fiber- reinforced SiC ceramic-matrix composite (C/SiC CMC) materials, suitable for fabrication of thick-section structural components, are producible by use of a combination of raw materials and processing conditions different from such combinations used in the prior art. In...

Briefs: Materials
Coating Carbon Fibers With Platinum

A process for coating carbon fibers with platinum has been developed. The process may also be adaptable to coating carbon fibers with other noble and refractory metals, including rhenium and iridium. The coated carbon fibers would be used as ingredients of matrix/fiber composite materials that would resist...

Briefs: Materials
Nanorod-Based Fast-Response Pressure-Sensitive Paints

A proposed program of research and development would be devoted to exploitation of nanomaterials in pressuresensitive paints (PSPs), which are used on wind-tunnel models for mapping surface pressures associated with flow fields. Heretofore, some success has been achieved in measuring...

Briefs: Semiconductors & ICs
Microscopic rectennas would supply DC power to microdevices.

A microrectenna that would operate at a frequency of 2.5 THz has been designed and partially fabricated. The circuit...

Briefs: Electronics & Computers

A polarimetric radiometer that operates at a frequency of 40 GHz has been designed and built as a prototype of multiple identical units that could be arranged in a planar array for scientific...

Briefs: Electronics & Computers

A window for a high-sensitivity microwave receiving system allows microwave radiation to pass through to a cryogenically cooled microwave feed system in a vacuum chamber, while keeping ambient air out of...

Briefs: Electronics & Computers

Photonic local oscillators and modulators that include whispering-gallery- mode (WGM) optical resonators have been proposed as power-efficient devices for generating and detecting radiation...

Briefs: Electronics & Computers

The upper part of the figure depicts an aperture-coupled L-band antenna comprising patterned metal conductor films supported on two thin polyimide membranes separated by an air gap. In this...

Briefs: Electronics & Computers

Focal-plane arrays of semiconductor quantum-dot infrared photodetectors (QDIPs) are being developed as superior alternatives to prior infrared imagers, including imagers based on...

Briefs: Electronics & Computers

A proposed laser-based instrument would quickly measure the approximate distance and approximate direction to the closest target within its field of view. The instrument would not contain...

Briefs: Electronics & Computers

A miniature L-band transceiver that operates at a carrier frequency of 1.25 GHz has been developed as part of a generic radar electronics module (REM) that would constitute one unit in an array of many...

Briefs: Electronics & Computers

The device shown in the figure exploits cathodoluminescence to generate intense light in the visible and near-infrared regions of the spectrum. This device is suitable for use as a source of...

Briefs: Electronics & Computers

A system of electronic hardware and software, now undergoing development, automatically estimates the location of a robotic land vehicle in an urban environment using a somewhat...

Briefs: Mechanical & Fluid Systems

Injection of working fluid into a centrifugal compressor in the reverse tangent direction has been invented as a way of preventing flow instabilities (stall and surge) or restoring...

Briefs: Mechanical & Fluid Systems
Capacitors Would Help Protect Against Hypervelocity Impacts

A proposal investigates alternatives to the present "bumper" method of protecting spacecraft against impacts of meteoroids and orbital debris. The proposed method is based on a British highvoltage- capacitance technique for protecting armored vehicles against shapedcharge warheads.

Briefs: Mechanical & Fluid Systems

A diaphragm pump driven by a piezoelectric actuator is undergoing development. This pump is intended to be a prototype of lightweight, highly reliable pumps for circulating cooling liquids in...

Briefs: Mechanical & Fluid Systems
Improved Quick-Release Pin Mechanism

An improved quick-release pin mechanism supplants a prior such mechanism in which the pin bears a shear load to hold two objects together. The prior mechanism, of a ball-locking design, can fail when vibrations cause balls to fall out. The load-bearing pin is an outer tube with a handle at one end (hereafter...

Briefs: Manufacturing & Prototyping

An anodizing process, at an early stage of development at the time of reporting the information for this article, has shown promise as a means of fabricating alumina nanotemplates...

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