Metals

News and Updates

Detecting mid-infrared light, one photon at a time

June 1, 2021

For some 30 years, scientists have used superconducting materials to record the tiniest specks of light imaginable — individual photons, or single particles of

New Research Could Help Manufacturers Avoid 3D-Printing Pitfall

May 19, 2021

A research team has found that a method commonly used to skirt one of metal 3D printing’s biggest problems may be far from a silver bullet. For manufacturers

Gray ovals on blue background are linked to curved gray lines.

NIST Team Directs and Measures Quantum Drum Duet

May 6, 2021

Like conductors of a spooky symphony, researchers at the National Institute of Standards and Technology (NIST) have “entangled” two small mechanical drums and

Projects and Programs

Integrated Density Functional Theory (DFT) Data and Tools

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

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

Interatomic Potential Data and Simulations

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)

Computational Tools for Materials Design

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

Publications

Considering the influence of heating rate, complex hardening and dynamic strain agingin AISI 1045 machining: experiments and simulations

July 16, 2021

Author(s)

Friedrich Bleicher, Christian Baumann, Stephan Krall, Steven Mates, Sibylle Herzig, Tim Alder, Norman Herzig

In the modelling of machining operations, constitutive models must consider the material behavior subject to high plastic strains, high strain rates, high

NIST Contribution to the ASTM E08.07.06 Round Robin on Determining the Master Curve Reference Temperature, T0,X, at Elevated Loading Rates (ILS #1547)

July 15, 2021

Author(s)

Enrico Lucon

The ASTM Interlaboratory Study (ILS) #1547 (Determining T0,X at Elevated Loading Rates) was launched in 2019 under the leadership of MPA Stuttgart (Germany)

Side-grooved Charpy Impact Testing: Assessment of Splitting and Fracture Properties of High-Toughness Plate Steels

July 1, 2021

Author(s)

Fabio Di Gioacchino, Enrico Lucon, Emily B. Mitchell, Kester D. Clarke, David K. Matlock

The fracture properties and susceptibility to crack-divider delamination (or splitting) of three commercially produced high-toughness X70 pipeline steels were

Texture Evolution as a Function of Scan Strategy and Build Height in Electron Beam Melted Ti-6Al-4V

June 12, 2021

Author(s)

Alec Saville, Sven Vogel, Adam Abel Creuziger, Jake Benzing, Adam Pilchak, Lee Semiatin, Peeyush Nandwana, Kester Clarke, Jonah Klemm-Toole, Amy Clarke

Metal additive manufacturing (AM) enables customizable, on-demand parts, allowing for new designs and improved engineering performance. Unfortunately, the

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

Detecting mid-infrared light, one photon at a time

New Research Could Help Manufacturers Avoid 3D-Printing Pitfall

NIST Team Directs and Measures Quantum Drum Duet

Projects and Programs

Integrated Density Functional Theory (DFT) Data and Tools

Theory of Spin-Orbit Torque

Interatomic Potential Data and Simulations

Computational Tools for Materials Design

Publications

Considering the influence of heating rate, complex hardening and dynamic strain agingin AISI 1045 machining: experiments and simulations

NIST Contribution to the ASTM E08.07.06 Round Robin on Determining the Master Curve Reference Temperature, T0,X, at Elevated Loading Rates (ILS #1547)

Side-grooved Charpy Impact Testing: Assessment of Splitting and Fracture Properties of High-Toughness Plate Steels

Texture Evolution as a Function of Scan Strategy and Build Height in Electron Beam Melted Ti-6Al-4V

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

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

Andrew Slifka and Elizabeth Drexler of MML Awarded 2017 DoC Silver Medal