Manufacturing & Materials

Materials

In early April, nine qualified teams will attempt to remotely navigate the dark and dirty corridors of Edgar Experimental Mine in Idaho Springs, Colorado, in preparation for the...

Researchers used a new theory in physics called stress localization to create a durable silicone polymer coating capable of repelling ice from any surface. The new material uses elastic energy...

Defense-Grade FPGAs

Xilinx, Inc. (San Jose, CA) announced availability of its Defense-grade XQ UltraScale+ portfolio of products, providing the benefits of its UltraScale+...

Articles: Manufacturing & Prototyping
An Introduction to PCM Heat Sinks

With the exception of thermal storage heat sinks, the term heat sink is a misnomer. Standard heat sinks for electronics cooling are actually heat exchangers, taking the heat from the electronics, and...

Strategies to control solid rocket propellant regression rate require a robust throttling technique applicable to high performance propellant...

It was a normal morning for design physicist Madison Martin at Lawrence Livermore National Laboratory (LLNL). At 7:45 a.m., she settled into her classified workstation with a cup of tea to...

Researchers from the U.S. Army and top universities discovered a new way to get more energy out of energetic materials containing aluminum, common in battlefield systems, by...

Researchers have developed and manufactured a family of architectures that maximizes the stiffness of porous, lightweight materials. 3D printing and other additive production...

Articles: Mechanical & Fluid Systems
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...

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,...

There is one aspect of the paint and coatings finishing business virtually guaranteed to give the budget director heart failure: climate control. There's...

The process of determining the ideal plasma treatment that will resolve a challenging bonding or adhesion issue is an exact science, often the domain of chemists and...

The purpose of this endeavor was to investigate the effect of 3-D weave architecture on PIP-processed ceramic-matrix composites (CMC)....

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,...

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...

A group of new smart materials has the potential to significantly improve the efficiency of jet engines, cutting the cost of flying. The materials, which could also reduce...

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...

Applying reverse thrust redirecting engine power to oppose the direction of travel is a standard technique for decelerating aircraft after touchdown. The approach saves wear on...

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....

Wolfspeed, a Cree company, provides field-tested silicon carbide (SiC) and gallium nitride (GaN) power and RF solutions. As a leader in wide-bandgap semiconductor technology, Wolfspeed...

Briefs: Test & Measurement
Burner Rig Testing of A500® C/SiC

There is growing interest in developing, testing, and deploying ceramic-matrix composites (CMCs) into commercial and military aerospace gas turbine engines due to their durability under extreme conditions...

This research deals with the problem of modelling the orbit and attitude motion of uncontrolled manmade objects in orbit about the Earth, which...

The objective of this research program was to provide the fundamental understanding required for using the principles of electroanalytical chemistry to detect target...

Design engineers in the aerospace industry are constantly challenged to improve fit and function of components used in commercial and military aircraft. Parts used in these aircraft...

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

It’s common, especially in the aerospace industry, for parts that are fracture critical to be Liquid Penetrant Inspected (LPI) prior to installation. Also known as Dye Penetrant...

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