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Improved Dielectric-Breakdown Property of POSS-Filled Epoxy
Improved Dielectric-Breakdown Property of POSS-Filled Epoxy
Date: Oct-01 2007
An experimental study has shown that the AC short-term dielectric breakdown potential of material specimens consisting of polyhedral oligomeric silsesquioxane (POSS) nanoparticles dispersed within an ...
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Low-Water-Permeability Encapsulants for Acoustic Sensors
Low-Water-Permeability Encapsulants for Acoustic Sensors
Date: Oct-01 2007
A family of improved encapsulating materials for protecting underwater acoustic sensors has been invented. These materials could also be used for encapsulation or protective coating ...
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Castable, Relatively Stiff Acoustic-Damping Materials
Castable, Relatively Stiff Acoustic-Damping Materials
Date: Oct-01 2007

A recently invented family of acoustic-damping materials offers advantages over prior acoustic-damping materials:

  • Relative to soft rubbers and the like previously ...
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High-Temperature Resins for Composite Materials
High-Temperature Resins for Composite Materials hot!
Date: Dec-01 2007

Characteristics sought include high thermal stability, low water absorption, and processability.

Improved, readily processable thermosetting polymer resins are being developed for use ...

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Making Ultra-Hydrophobic Textured Silicone-Rubber Surfaces
Making Ultra-Hydrophobic Textured Silicone-Rubber Surfaces hot!
Date: Dec-01 2007

Breath figures are utilized to form microtextured surfaces.

Silicone-rubber surfaces microscopically textured in such a manner as to render them ultra-hydrophobic have ...

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Continuous Carbon Nanofibers for Structural Composites
Continuous Carbon Nanofibers for Structural Composites hot!
Date: Dec-01 2007

Continuous carbon nanofibers offer advantages over carbon nanotubes.

A program of research has addressed key issues in the production of continuous carbon ...

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High-Strain-Rate Tests of Epoxy/Aluminum-Powder Composites
High-Strain-Rate Tests of Epoxy/Aluminum-Powder Composites
Date: Dec-01 2007

It is important to understand how composites behave under complex, changing loads.

Initial tests have been performed in a continuing experimental study ...

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Less-Polluting Resins for Molding Composite Structures
Less-Polluting Resins for Molding Composite Structures
Date: Feb-05 2008
Liquid resins that are suitable for use in molding composite-material structural panels and that contain and emit smaller amounts of air-polluting volatile organic compounds than ...
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Some Advances in High-Temperature Superconductor Coatings
Some Advances in High-Temperature Superconductor Coatings
Date: Feb-05 2008
Several advances were made in a program focused on the science and technology of high-temperature superconductors [especially yttrium barium copper oxide (“YBCO”)] deposited ...
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Gold-Based Nanoparticle Liquids for Electronic Applications
Gold-Based Nanoparticle Liquids for Electronic Applications
Date: Apr-01 2008

Electrically conductive, solventless nanoparticle liquids, consisting of gold nanoparticles chemically functionalized with large organic molecular groups, have been investigated for potential utility in electronic ...

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