Metals

News and Updates

Side-by-side micrographs show elongated grains inside 3D-printed stainless steel.

Researchers Uncover How to 3D-Print One of the Strongest Stainless Steels

September 22, 2022

High-energy X-rays lit a path forward.

A tiny glass vial on a white stand has a copper headphone-shaped structure over it.

Custom ‘Headphones’ Boost Atomic Radio Reception 100-Fold

May 23, 2022

The structure — a square overhead loop connecting two square panels — increases the incoming radio signal, or electric field, applied to the gaseous atoms in

NIST Reference Material for Hydrogen in Titanium Now in Pin Form

August 16, 2021

Hydrogen in titanium and other metal alloys can cause embrittlement, leading to fractures in manufactured parts. A popular NIST reference material for

Projects and Programs

Advanced Materials Design: Electronic and Functional Applications

Ongoing

Using atomistic-level calculations (density functional theory and classical molecular dynamics), this project aims at increasing our knowledge of electronic and

A current (white arrow) flowing through a tantalum film generates a current of spins (dark blue arrows) that impinges on the ferromagnetic cobalt iron boron layer and causes the magnetization (gold arrow) to charge directions (light blue arrow).

Theory of Spin-Orbit Torque

Ongoing

The working of countless electronic devices involves electric and magnetic effects interacting within nanostructured materials. In the phenomenon known as spin

Atomistic tools for structure-property investigations

Ongoing

This project provides resources to address some of the challenges to the wider use of classical atomistic simulations (e.g. molecular dynamics and Monte-Carlo)

Microstructure-Property Tools for Materials Design

Ongoing

Computational materials design requires a variety of tools to model processing-structure-property relationships across a range of time and length scales. This

Publications

Status and Gaps in Thermodynamic Metrology of Materials in Extreme Environments

October 6, 2022

Author(s)

Elizabeth Rasmussen

X-ray computed tomography analysis of pore deformation in IN718 made with directed energy deposition via in-situ tensile testing

August 28, 2022

Author(s)

Orion Kafka, Cheng Yu, Puikei Cheng, Sarah Wolff, Jennifer Bennett, Edward Garboczi, Jian Cao, Xianghui Xiao, Wing Kam Liu

Directed energy deposition (DED) is a metal additive manufacturing technique often used for larger-scale components and part repair. It can result in material

Effects of local processing parameters on microstructure, texture, and mechanical properties of electron beam powder bed fusion manufactured Ti–6Al–4V

August 27, 2022

Author(s)

Edwin Schwalbach, Jake Benzing, Vikas Sinha, Todd Butler, Adam Pilchak, Kevin Chaput, Norman Schehl, Reji John, Nik Hrabe

Electron beam powder bed fusion scan strategies for parts or part groupings of various sizes and scan line lengths have been found to inadvertently lead to

Phase transformation dynamics guided alloy design for additive manufacturing

August 23, 2022

Author(s)

Qilin Guo, Minglei Qu, Chihpin Chuang, Lianghua Xiong, Ali Nabaa, Zachary Young, Yang Ren, Peter Kenesei, Fan Zhang, Lianyi Chen

Fusion-based additive manufacturing technologies enable the fabrication of geometrically and compositionally complex parts unachievable by conventional

Software

HolograFREE

An electron hologram is a fringe modulated image containing the amplitude and phase information of an electron transparent object. The HolograFREE routines

Tools and Instruments

Positron Annihilation Lifetime Spectrometer

Positron annihilation lifetime spectroscopy uses positrons to probe material defects/voids/free volume at the sub-nm scale. The general working principle is

Instrument scientists Conan Weiland (left) and Nick Quackenbush (right) at the Hard X-ray Photoelectron Spectrometer (HAXPES).

Hard X-ray Photoelectron Spectroscopy (HAXPES)

The Hard X-ray Photoelectron Spectroscopy (HAXPES) end station uses a tunable, focused X-ray beam in the tender spectrum (2.0 keV to 7.5 keV) to probe the depth

Vector Potential Photoelectron Microscope (VPPEM)

The Vector Potential Photoemission Microscope endstation sits at the end of both the SST-I and SST-II beamlines, providing both soft (0.1 keV to 2.2 keV) and

Picture of the sample area of the NIST X-ray Adsorbtion Fine Structure instrument, with NIST scientist Bruce Ravel, located at the National Synchrotron Light Source.

X-ray Absorption Fine Structure (XAFS)

The XAFS station uses a tunable, monochromatic, and moderately high energy X-ray beam (4.5 keV to 23.5 keV) for X-ray absorption spectroscopy measurements. The

Metals

News and Updates

Researchers Uncover How to 3D-Print One of the Strongest Stainless Steels

Custom ‘Headphones’ Boost Atomic Radio Reception 100-Fold

NIST Reference Material for Hydrogen in Titanium Now in Pin Form

Projects and Programs

Advanced Materials Design: Electronic and Functional Applications

Theory of Spin-Orbit Torque

Atomistic tools for structure-property investigations

Microstructure-Property Tools for Materials Design

Publications

Status and Gaps in Thermodynamic Metrology of Materials in Extreme Environments

X-ray computed tomography analysis of pore deformation in IN718 made with directed energy deposition via in-situ tensile testing

Effects of local processing parameters on microstructure, texture, and mechanical properties of electron beam powder bed fusion manufactured Ti–6Al–4V

Phase transformation dynamics guided alloy design for additive manufacturing

Software

HolograFREE

Tools and Instruments

Positron Annihilation Lifetime Spectrometer

Hard X-ray Photoelectron Spectroscopy (HAXPES)

Vector Potential Photoelectron Microscope (VPPEM)

X-ray Absorption Fine Structure (XAFS)

Awards

Mark Stoudt Named ASM Fellow

Dr. Ursula Kattner Honored with 2020 William Hume-Rothery Award

MML Project Leader Enrico Lucon Receives ASTM International Award of Merit

MML Group Leader Frank DelRio Named ASME Fellow