Manufacturing

Heat treatment

Latest Stories

Briefs
Materials

Evaluation of Additively Manufactured Ultrahard Steels

Recent advances in both alloy development and additive manufacturing have enabled the production of ultrahigh-strength steels in near net shape parts.

Feature Image

Articles
Mechanical & Fluid Systems

Pulse Plasma Nitriding for Aerospace Applications

Aerospace manufacturers who depend on nitriding components can benefit from greater uniformity of results, better-protected materials, and increased throughput.

Feature Image

Articles
Materials

Lightweight Steel on a (Cold) Roll

Automotive OEMs are faced with the difficult task of significantly improving fuel economy and safety, while maintaining a competitive position in the market – as well as investing in the electrified...

Feature Image

News
Manufacturing & Prototyping

ALLEGRO Project Seeks to Boost Lightweight-Materials Durability

First define the lightweight material that best complements electric vehicle (EV) and automated-vehicle (AV) range efficiency – then optimize it for increased durability via...

Feature Image

Briefs
Electronics & Computers

Integrated Magneto-Optical Devices for On-Chip Photonic Systems

The magneto-optical (MO) oxide layer consists of (Bi,Y)3Fe5O12 or BiYIG, bismuth garnet. This material was selected because it has a better figure of merit than the CeYIG...

Feature Image

Application Briefs
Defense

Industrial-Scale Metal 3D Printer

Sciaky, Inc. Chicago, IL 877-450-2518 Sciaky, Inc., a subsidiary of Phillips Service Industries, Inc. (PSI), announced recently that Airbus was scheduled to take delivery of a state-of-the-art Electron Beam...

Feature Image

Briefs
Materials

Epitaxial Growth of Rhenium with Sputtering

Epitaxial superconducting films of refractory metals are a promising new template for single crystal tunnel barriers in Josephson junction quantum bit (qubit) devices. In existing Josephson junction...

Feature Image

Technical Innovation
Materials

High-Strength Aluminum Powder Developed for Additive Manufacturing in Aerospace, Automotive

Metal laser melting has made a successful leap from rapid prototyping to an approved manufacturing technology, and the method is increasingly becoming...

Feature Image

Technology Update
Defense

MTU Develops New Turbine Blade Material in Record Time

MTU Aero Engines announced in March that its internal experts and industry partners have jointly developed a new class of intermetallic, high-temperature materials for highly stressed...

Feature Image

Q&A
Test & Measurement

Accelerating Racecar Innovation

Prior to this year’s Indianapolis 500, the 48th annual BorgWarner Louis Schwitzer Award was awarded for innovation and engineering excellence in race car design. Claiming the award, for the second time, was...

Feature Image

Briefs
Materials

Formation and Characterization of Gold Nanoparticles

One-dimensional nanowires are of increasing interest due to their size, physical properties, and other applications in opto-electronics. For example, nanowires have already been used in...

Feature Image

Briefs
Materials

Characterization of Ceramic Composite Materials Using Terahertz Nondestructive Evaluation Techniques

This work describes the use of nondestructive evaluation (NDE) techniques to characterize defects such as rust, voids, etc. in materials, and...

Feature Image

Articles
Aerospace

New Honing Technology Improves Aerospace Accuracy

Invented more than 70 years ago to de-glaze cylinder bores in early automobile engines, conventional honing today is meeting the most advanced aerospace requirements for ultra-precise machined...

Feature Image

Briefs
Physical Sciences

Wheel Force Transducer for Field Testing

This project endeavors to develop, validate, and calibrate cost-effective field test equipment for measuring tire characteristics on vehicles while driving off-road. The four wheel force transducers are...

Feature Image

Briefs
Materials

Size Scale and Defect Engineered Nanostructures for Optimal Strength and Toughness

Realistic combinations of ceramics and/or semiconductors have been developed that simultaneously achieve high hardness (>40 GPa) and toughness (>400 MPa*m1/2). To achieve this goal, there were three primary objectives: (1) the development of physically base...

Briefs
Manufacturing & Prototyping

Surface-Plasmon-Enhanced Organic Thin-Film Solar Cells

Fabrication of two-dimensional metal nanoparticle arrays was achieved both by thermal annealing and nanosphere lithography techniques, which are both very fast and economic. The surface plasmon resonance of the fabricated nanostructure was analyzed experimentally by optical absorption...

Briefs
Photonics/Optics

Threshold Voltage Tuning of Metal-Gate MOSFETs Using an Excimer Laser

This work presents a localized method for tuning the threshold voltages (Vt) of multilayer metal-gate metal-oxide-semiconductor field-effect transistor (MOSFET) devices with a spatial area theoretically limited by the wavelength of the laser beam. This technique allows an...

Briefs
Electronics & Computers

Effects of Differing Carbon Nanotube Field-Effect Transistor Architectures

Understanding the differing methods and materials that can be used for producing carbon nanotube (CNT)- based electronic components means an informed use of materials...

Feature Image

Briefs
Physical Sciences

Reducing Thicknesses of PbZrₓTi₁₋ₓO₃ Films in Capacitors

A document describes experiments performed to determine effects of reducing the thicknesses of films of lead zirconate titanate (PbZrxTi1-xO3, wherein 0<x<1) used as ferroelectric dielectric layers in some capacitors. The fabrication of specimen capacitors for the experiments...

Briefs
Materials

Some Advances in High-Temperature Superconductor Coatings

Several advances were made in a program focused on the science and technology of high-temperature superconductors [especially yttrium barium copper oxide ("YBCO")] deposited on normal electrical conductors. This program was part of a continuing effort to develop superconductor-coated normal...

Briefs
Materials

Friction Stir Welding of Aerospace Materials

AFRL scientists are studying a unique metal joining process— friction stir welding (FSW)—for building major structural assemblies. FSW is a solid-state welding process that forces a spinning tool...

Feature Image

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....

Feature Image

Briefs
Materials

Ceramic Matrix Composites Research

AFRL scientists characterized and evaluated the high-temperature mechanical behavior of fiber-reinforced ceramic matrix composite (CMC) materials used in aerospace structural applications. Researchers examined...

Feature Image