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Cracking of Aluminum Panels Repaired With Composite Patches
Cracking of Aluminum Panels Repaired With Composite Patches hot!
Date: Oct-03 2008

Strains have been found to be substantially proportional to crack lengths.

An experimental study of the mechanical behavior of cracked aluminum specimens ...

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Some Advances in Understanding of Environmental Fatigue
Some Advances in Understanding of Environmental Fatigue
Date: Oct-03 2008

These advances may enable development of improved aerospace aluminum alloys.

A research program has yielded advances in understanding of numerous aspects of ...

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Perspective on Research in Laser Propulsion
Perspective on Research in Laser Propulsion hot!
Date: Oct-03 2008

A document summarizes the history of research on laser propulsion, starting with the first publication of the laser-propulsion concept in the year 1969, proceeding through ...

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Digital-Image Data Acquisition System for Turbulent Mixing and Combustion
Digital-Image Data Acquisition System for Turbulent Mixing and Combustion
Date: Oct-03 2008

This system enables visualization of subsonic and supersonic high-speed flows.

An equipment and instrumentation system for high-speed digital image data acquisition and ...

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Time-Coding of Asynchronous Data Transmissions
Time-Coding of Asynchronous Data Transmissions
Date: Oct-03 2008

Multiple data streams from a number of sensors can be reconstructed after transfer.

A method for providing a time code for multiple ...

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Improvements in Measurement of Permeability and Permittivity
Improvements in Measurement of Permeability and Permittivity hot!
Date: Aug-12 2008

Errors associated with reflections can be suppressed.

The two-transmission method is an improved method of determining, from microwave measurements, the complex permeability ...

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Infrared-Sensitive Photorefractive Polymer Composite Devices
Infrared-Sensitive Photorefractive Polymer Composite Devices
Date: Aug-01 2008

Reading and writing can be done at video frame rates.

Polymer composites that are photorefractive at visible and near- infrared wavelengths, and ...

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Kinetic Modeling of Laser-Induced D-T Fusion
Kinetic Modeling of Laser-Induced D-T Fusion
Date: Jun-01 2008
A computational- simulation study was performed to assess the feasibility of laser-induced fusion of deuterium nuclei with tritium nuclei as a means of generating neutrons ...
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Detecting Explosives by Use of LIBS
Detecting Explosives by Use of LIBS hot!
Date: Jun-01 2008

Rugged, field-portable units could detect explosive residues at safe distances.

Laser-induced breakdown spectros - copy (LIBS) has been investigated for potential utility ...

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Mixing and Combustion in Turbulent, High-Speed Flows
Mixing and Combustion in Turbulent, High-Speed Flows hot!
Date: Jun-01 2008
A collection of reports presents a detailed description of a research program that focused on fundamental investigations of mixing and combustion in turbulent subsonic and ...
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