Metals

News and Updates

Historical newspaper photo shows a large ship in port with a crack down the center, splitting it almost in half.

Spotlight: The Unfortunate Origin of a NIST Metal Toughness Program Still Going Strong

October 19, 2023

A series of catastrophic failures in U.S. ships during World War II prompted the start of a program still in existence and going strong at NIST.

Jake Benzing wears safety glasses as he bends over to adjust piece of scientific equipment in the lab.

Spotlight: Searching for 3D-Printed Titanium’s Breaking Point With Jake Benzing

May 24, 2023

We have researchers who break stuff so that others can live their lives without stuff breaking down prematurely.

$Diagram shows X-rays diffraction during 3D printing, with colorized microscopic image showing the orientation of different grains within the material.$

By Cracking a Metal 3D-Printing Conundrum, Researchers Propel the Technology Toward Widespread Application

March 20, 2023

Gaps in our understanding of what happens within metal during the process have made results inconsistent. But a new breakthrough could grant an unprecedented

Projects and Programs

Atomistic tools for structure-property investigations

Ongoing

This project provides and develops novel computational infrastructure (i.e. data archives, open-source codes, APIs) that support the design, execution, and

Microstructure-Property Tools for Structure-Property 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

Advanced Materials Design: Electronic and Functional Applications

Ongoing

Using methods such as electronic structure (such as density functional theory, tight-binding, quantum Monte Carlo), force-field, machine-learning and quantum

Developing a Materials Innovation Infrastructure

Ongoing

Develop a materials innovation infrastructure for the design and discovery of inorganic materials to reduce the time and cost for deploying new materials into

Publications

Effects of nitride precipitation on delta phase formation in additively manufactured nickel superalloys

December 1, 2023

Author(s)

James Zuback, Todd Palmer

Additively manufactured Inconel 625 is particularly susceptible to the formation of niobium-rich δ-phase precipitates in the interdendritic regions during high

An Experimental High-Throughput to High-Fidelity Study Towards Discovering Al–Cr Containing Corrosion-Resistant Compositionally Complex Alloys.

November 8, 2023

Author(s)

Debashish Sur, Emily Holcombe, William Blades, Daniel Foley, Brian DeCost, Elaf Anber, Jason Hattrick-Simpers, Karl Sieradzki, Howie Joress, John Scully, Mitra Taheri

Compositionally complex alloys hold the promise of simultaneously attaining superior combinations of properties, such as corrosion resistance, light-weighting

Modeling of hierarchical solidification microstructures in metal additive manufacturing: Challenges and opportunities

October 31, 2023

Author(s)

Dilip K. Banerjee, Supriyo Ghosh, Julien Zollinger, Miha Zaloznik, Christopher Newman, Raymundo Arroyave

Metal-based additive manufacturing (AM) processes often produce parts with improved properties compared to conventional manufacturing and metal working routes

Why is EXAFS for complex concentrated alloys so hard? Challenges and opportunities for measuring ordering with X-ray absorption spectroscopy

October 16, 2023

Author(s)

Howie Joress, Bruce D. Ravel, Elaf Anber, Jonathan Hollenbach, Debashish Sur, Mitra Taheri, Brian DeCost

Short-range order (SRO) is a critical driver of properties (e.g., corrosion resistance and tensile strength) in multicomponent alloys such as complex

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

Nanocalorimeter Measurement System

This Nanocalorimeter Measurement System is used for nanocalorimetry measurements at fast heating rates (100 °C/s to 100,000 °C/s) and measurements of samples

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

Metals

News and Updates

Spotlight: The Unfortunate Origin of a NIST Metal Toughness Program Still Going Strong

Spotlight: Searching for 3D-Printed Titanium’s Breaking Point With Jake Benzing

By Cracking a Metal 3D-Printing Conundrum, Researchers Propel the Technology Toward Widespread Application

Projects and Programs

Atomistic tools for structure-property investigations

Microstructure-Property Tools for Structure-Property Design

Advanced Materials Design: Electronic and Functional Applications

Developing a Materials Innovation Infrastructure

Publications

Effects of nitride precipitation on delta phase formation in additively manufactured nickel superalloys

An Experimental High-Throughput to High-Fidelity Study Towards Discovering Al–Cr Containing Corrosion-Resistant Compositionally Complex Alloys.

Modeling of hierarchical solidification microstructures in metal additive manufacturing: Challenges and opportunities

Why is EXAFS for complex concentrated alloys so hard? Challenges and opportunities for measuring ordering with X-ray absorption spectroscopy

Software

HolograFREE

Tools and Instruments

Nanocalorimeter Measurement System

Positron Annihilation Lifetime Spectrometer

Hard X-ray Photoelectron Spectroscopy (HAXPES)

Vector Potential Photoelectron Microscope (VPPEM)

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