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Manufacturing & Prototyping

NASA 3D Printing Technique Creates Metal Spacecraft Parts

Researchers at NASA's Jet Propulsion Laboratory are implementing a printing process that transitions from one metal or alloy to another in a single object. JPL scientists have been...

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News
Design

Cornell Wins Iron Team Award as Baja SAE Series Concludes (Video)

Each year, SAE International sponsors the Collegiate Design Series (CDS), a series of competitions around the country where teams of student engineers are given a chance to...

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Products
Materials

Copper Foam

Copper foam from Goodfellow (Oakdale, PA) combines the thermal conductivity of copper with the structural benefits of a metal foam. The matrix of cells and ligaments is repeatable, regular, and uniform throughout the material,...

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Briefs
Physical Sciences

Nonlinear Acoustic Metamaterials for Sound Attenuation Applications

An acoustic crystal composed of tightly packed spherical particles can exhibit a wide spectrum of acoustic properties with responses varying from linear to highly nonlinear...

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Briefs
Electronics & Computers

Gallium Nitride High-Power Electronics

Gallium nitride (GaN) high-power electronic (HPE) devices have the potential to outperform those made from 4H-silicon carbide (SiC), the polytype used for HPE devices, because it has a larger critical...

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Briefs
Photonics/Optics

Room-Temperature Sub-Diffraction-Limited Plasmon Laser

Lasers present the means to deliver powerful, coherent, and directional high-frequency electromagnetic energy. However, the diffraction limit of light imposes fundamental constraints on how...

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Briefs
Photonics/Optics

Outdoor Synthetic Aperture Acoustic Ground Target Measurements

A novel outdoor synthetic aperture acoustic (SAA) system consists of a microphone and loudspeaker traveling along a 6.3-meter rail system. This is an extension of a prior indoor...

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Briefs
Materials

Templated Synthesis of Aluminum Nanoparticles for Stable Energetic Materials

Reactive nanoparticles as energetic materials have received much recent attention for a variety of existing and/or potential applications. Among more extensively...

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Briefs
Materials

Textile Capacitor

The Air Force (AF) is evolving from a Cold War-era force with a large, containment- focused infrastructure to a smaller, more responsive and affordable Air and Space Expeditionary Force. In support of this transformation, AFRL...

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Briefs
Materials

Nonchromated Treatment for Aluminum Surfaces

AFRL scientists and engineers recently completed development of a nonchromated treatment for aluminum aircraft surfaces and structures. The new treatment method is the result of a collaborative...

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Briefs
Manufacturing & Prototyping

Strain-Induced Porosity Model

AFRL scientists developed advanced computer models to improve the processing and quality of titanium alloys used in manufacturing gas turbine engine parts and critical structural components for military aircraft....

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Briefs
Materials

Super-High-Strength Aluminum Alloy

AFRL researchers developed a super-high-strength aluminum alloy that engineers can use to improve the capability and performance of aerospace components—cryogenic rocket engine components, in particular....

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Briefs
Photonics/Optics

Monazite Deformation Twinning Research

AFRL scientists have significantly advanced the understanding of a phenomenon called deformation twinning, a major materials deformation mechanism that is particularly important at low temperatures and...

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