Search Results for metal nanostructures

This article provides an overview of pulsed laser dewetting self-assembly (PLDSA) and its use in the production of silver and cobalt films with desired nanostructure.

Affordable bulk production of a newly developed nanostructured bainitic steel is possible without using severe deformation or complex heat treatments. This article discusses the characteristics and significance of nanostructured bainite in terms of the transformation mechanism.

Enhanced antiviral performance is associated with antipathogenic copper material consolidations obtained using cold spray processing.

This article describes a procedure for optimizing the annealed microstructure of a high Al KAB steel. The main focus is directed toward characterization of microstructural development during annealing of different phases in a nanostructured bainitic steel using high resolution transmission electron microscopy (HRTEM). This entry won the prestigious 2019 Jacquet-Lucas Award for Excellence in Metallography at the International Metallographic Contest held in Portland, Oregon, October 2019.

Nanostructured tungsten-tungsten carbide chemical vapor deposition (CVD) coatings provide a practical, technical, and commercially viable alternative to hard chrome plating for aircraft components.

Nano-scratch testing can be tailored to quantify the adhesion strength of small-scale surface formations, deposits, and structures on a wide range of materials. This article describes the basic measurement technique and presents examples showing how it has been used to evaluate the bonding characteristics of plasma-sprayed Al 2 O 3 splats on steel, osteoblast cells on hydroxyapatite-based coatings, and carbon nanotubes on copper and silicon substrates.

This article describes research leading to the development of a new grade of low temperature bainitic steels, named Kinetically Activated Bainite (KAB) steels. with exceptionally rapid transformation kinetics at temperatures below 200°C. This entry won the Jacquet-Lucas Award for Best in Show at the 2015 International Metallographic Contest.

Advancements in nanoscience are making it possible to metallically glue two solids together at room temperature, in air, and under a small amount of mechanical pressure. Metallic glues can serve as excellent conductors for heat dissipation and electrical current in electronic devices and also as leak-resistant seals for vacuum environments.

New thermal and cold spray technologies are being developed to extend the lifespan of thermal barrier coating (TBC) systems at elevated temperatures. This article describes the relevant attributes of coating technologies such as high velocity air fuel, high velocity air plasma spray, and high pressure cold spray for use in TBC systems.

3D laser microscopy is opening new areas of study for metallic alloys and coatings in power generation applications. This article describes some case studies where laser microscopy has augmented, and in some cases replaced, metallic alloy characterization using optical microscopy or scanning electron microscopy.

Structural intermetallics offer a number of attractive choices to address an urgent need for materials that can endure harsh environments for extended periods. This article describes current commercial applications for intermetallic materials and work to develop new alloys and applications.

Metal-matrix composite (MMC) materials are being developed at the University of Wisconsin-Milwaukee for a diverse range of automotive applications from pistons and cylinder liners to exhaust manifolds and chassis sections. The ability to tailor not only the properties but also the functionality of MMCs gives automotive engineers a powerful new tool in dealing with increasingly strict fuel economy standards.

Laser melting of elastocaloric metals can create fatigue-resistant microstructures, which enables solid-state cooling technologies.

News about ASM members, chapters, events, awards, conferences, affiliates, and other society activities. Topics include: volunteer profile for Barry Murchie, QET Consultants; testing of composite materials.

Recent advances in the development of self-healing polymers enhance the longevity of energy harvesting and storage devices.

The ability to produce bulk metallic nanolaminates has greatly expanded the potential structural applications for these materials, motivating investigations into formability, joining techniques, and deformation behavior. This article presents an overview of both the accumulative roll bonding process and the deformation behavior for copper-niobium nanolaminates. This entry won the Jacquet-Lucas Award for Best in Show at the 2014 International Metallographic Contest.

News about ASM members, chapters, events, awards, conferences, affiliates, and other society activities. Topics include: ASM's 2014 Class of Fellows; ASM Indian Institute of Metals announces 2014 recipients of two Visiting Lecturer Programs; Brian Wright named 2014 Kishor M. Kulkarni Distinguished High School Teacher.

A webinar collaboration between ASM International and the Materials Research Society in 2021 brought together a panel of speakers to discuss the challenges and opportunities on the horizon as electric vehicle designers and manufacturers search for materials with sustainability characteristics.

News about ASM members, chapters, events, awards, conferences, affiliates, and other society activities. Topics include: 2013 ASM Award Program Recipients; Celebrating ASM's Superstars of Longevity and Service; ASM 100th Anniversary Gala.

News about ASM members, chapters, events, awards, conferences, affiliates, and other society activities. Topics include: MS&T 2012 Lecturers Announced; Historical Landmark Ceremony for Electron Energy Corporation – The Milk House; Journal of Phase Equilibria and Diffusion Announces Editorial Transition.