Materials

Metals

Latest Briefs & News

You know how you leave space in a water bottle before you pop it in the freezer—to accommodate the fact that water expands as it freezes? Most metal parts in airplanes face the...

Scientists at the U.S. Naval Research Laboratory discovered a new platform for quantum technologies by suspending two-dimensional (2-D) crystals over pores in a slab of gold....

A new class of soft multifunctional materials could be used to convert mechanical deformation from vibrations and stretching into electrical energy.

A modern airplane’s fuselage is made from multiple sheets of different composite materials that must be wheeled into warehouse-sized ovens where the layers fuse together to form...

Metal detectors now appear routinely in the entrances of many schools, airports and even houses of worship. They serve as portals to correctional facilities, prisons and...

Shape-memory alloy (SMA) is a functional metal with unique properties that allow it to be trained to move on its own. Researchers at NASA Glenn partnered with Boeing to test how shape-memory...

With such great abundance, why is titanium so expensive?
Metal matrix composites can electrically bridge the cracks that appear in semiconductor substrates and the composite grid lines.
Metal 3D Printers, Dispensing Robots, Resistance Spot Welding, and More
Determine the effects of applied load on a composite structure.
Application Briefs: Materials
Metal-Plated, High-Temperature Plastics
Imagine a material that lightens fuel loads and cuts costs every time a rocket blasts off from the launch pad.
Inductive eddy current technology is an extremely versatile non-contact method for measuring an object's position, distance, or vibration.

The leading edges of aircraft wings have to meet a very demanding set of characteristics. New research shows that a combination of steel composite metal foam (CMF) and epoxy...

Replacing hard chrome requires aerospace companies to critically evaluate why they used it in the first place.
Articles: Electronics & Computers
Acceleration Resistant HiK Heat Spreader

As electronic technologies advance in defense and aerospace applications, heat fluxes are becoming larger and more centralized[1,2]. In order to...

Matrix-assisted laser desorption/ionization (MALDI) is a soft ionization technique that is widely applied in the characterization of large biomolecules using...

Articles: Manufacturing & Prototyping
Machining Titanium Aero-Frames

The rise of titanium for aerospace applications has been well documented in recent years. Equally, the challenges associated with the efficient, productive and high-quality machining of this popular material,...

Articles: Manufacturing & Prototyping
Aerospace Work Platforms — More than Meets the Eye

For maintenance personnel in the aerospace industry to do their jobs effectively, they need to be able to get physically close to the equipment they are working on. This statement sounds...

Ultra-Low Temperature Elastomer

Greene Tweed’s (Kulpsville, PA) Fusion™ FKM 665, a new generation, ultra-low-temperature and chemical-resistant elastomer, was specifically...

Articles: Aerospace
Metal Additive Manufacturing

Additive manufacturing (AM) – the process of building up solid layers of material to form a finished solid part — is an emerging and exciting technical discipline. Also referred to as “3D printing,” many...

Lightweight composite structures offer significant long-term cost-saving opportunities for the U.S. Army as replacements for traditional metal structures....

In order to address issues related to mechanical and vibrational stresses that are commonly experienced in mounting, launch,...

Reinforcing polymers with strong/stiff fibers is nothing new. Such materials have been used pretty much since aircraft were first created. In those pioneering days, wings were reinforced with woven...

Metal additive manufacturing (3D printing), also known as Direct Metal Laser Sintering (DMLS) or Powder Bed Fusion (PBF), is changing the way metal parts are designed and produced. New software,...

Researchers from the U.S. Army Research Laboratory and Arizona State University (ASU) have designed a super-strong alloy of copper and tantalum that can withstand...

DETECTING PLASTIC LANDMINES

Hidden PFM-1 anti-personnel landmines are unexploded ordnance (UXO) devices that pose a difficult challenge to conventional...

Aircraft corrosion is a multi-faceted issue that requires more than a simple, one-dimensional approach. To enable Air Force Research Laboratory (AFRL) personnel to...

The wax-filled thermostatic element was invented in 1936 by Sergius Vernet (1899-1968). Its principal application was in automotive thermostats used in the engine cooling system....

Electropolishing has become a common metal finishing process used in the aerospace industry to help improve the overall quality of metal components. These components...

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