Projects/Programs

Displaying 1 - 25 of 75

Femtosecond Nonlinear Optical Spectroscopy of Nanoscale Materials

Condensed matter dynamics can evolve on a subpicosecond timescale, too fast to follow using many characterization techniques. We use femtosecond optical pulses

PTIR combines the spatial resolution of AFM with the specificity of absorption spectroscopy

Nano-Chemical Imaging and -Spectroscopy (IR, nIR, VIS)

Conventional techniques for analyzing chemical composition, such as infrared (IR) microscopy often miss critically important nanoscale details. To overcome this

Neuromorphic Device Measurements

Neuromorphic computing is a radical new approach to information processing for artificial intelligence where, instead of using digital electronics, inspiration

Optical and Optoelectronic Materials Characterization

This project aims to develop rigorous measurements and methodology needed for determining optical and electrical properties of advanced materials that might be

Autonomous Materials Science

We use autonomous experimentation (the merger of automated synthesis, characterization, AI-driven decision-making) to elucidate the role of composition

Accurate Calibration of Atomic Force Microscope Cantilever Spring Constants using Laser Doppler Vibrometry

The application of atomic force microscopy to go beyond topographic imaging and accurately measure nanomechanical properties of materials often depends on being

EBSD grain orientation map for additively manufactured Ti-6Al-4V showing elongated prior-Beta grain morphology in the build direction (vertical in this image)"

Additive Manufacturing Fatigue and Fracture

This project aims to enable use of metal additive manufacturing (AM) in fatigue and fracture critical applications via two main thrusts: Develop appropriate

Advanced Ambient Mass Spectrometry, Secondary Ion Mass Spectrometry, and Ion Mobility Spectrometry

The Surface and Trace Chemical Analysis Group (STCAG) conducts both applied and fundamental research into the development, characterization, and analysis of

Advanced Linear and Nonlinear Optical Properties of Materials

High-accuracy linear and nonlinear optical properties of materials used for leading-edge optical technologies are measured and characterized to enable these

Advanced Materials: Elemental and Chemical Analysis of Microstructured Materials

Electron, ion and photon-based microanalysis methods, instrumentation and protocols are developed to advance measurement science towards the elemental and

Advanced Materials: X-ray Science for Standards and Analysis

Advanced experimental and theoretical methods are developed to increase the accuracy and precision of X-ray line energies and information derived from X-ray

Cross section of a SAC solder joint in a BGA, with sketches of potential micro specimens

Advanced Mechanical Characterization of Mesoscale Materials

Conventional mechanical test methods face limitations when specimens are smaller than a few millimeters in length, but information at this scale is needed for

Advanced Microscopy for Trace and Bulk Particle Characterization

Advanced microscopy and spectroscopy techniques are used in this project to study the chemical and physical properties of particles contained in complex

Ambient and Atmospheric Pressure Mass Spectrometry

Ambient and atmospheric pressure mass spectrometry platforms provide sample collection, transport, and ionization for vapor, aerosol, and liquid samples

Analysis of Copper Incorporation Into Zinc Oxide Nanowires

ZnO nanowires (NWs) are grown on bulk copper by chemical vapor deposition. Photoluminescence (PL) microscopy revealed band gap emission at 380 nm and a more

ATOMIC ARRANGEMENTS AND STRUCTURE-PROPERTY RELATIONSHIPS

Provide reference materials and data, analysis and structure modeling protocols for the determination and prediction of atomic arrangements to enable innovation

Atomic Force Microscopy Methods for Soft Materials

We are working to develop methods and refine experimental techniques to quantify the mechanical properties of soft and biological materials utilizing atomic

Atomistic Potentials and the Future of Nanomaterials Metrology

As part of NIST's response to the Materials Genome Initiative (MGI), this project provides resources to address some of the challenges to the wider use of

Autonomous Systems for Materials Research and Metrology: Accelerating Discovery and Democratizing Science

We are developing novel machine learning algorithms and incorporating them into closed-loop autonomous systems to accelerate knowledge capture in the lab and in

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Broadband Coherent Anti-Stokes Raman Scattering (BCARS) Microscopy

The traditional chemical labeling used in optical microscopy can alter cells and materials, thus impeding determination of their true structure, function and

A Comparison of WD-EPMA Heterogeneity Testing Procedures

The heterogeneity of the four elements in a TiAl(NbW) SRM 2061 alloy were determined from five specimens with WD-EPMA (wavelength dispersive – electron probe

Confocal Raman Microscopy: A Platform for Mapping Stress in Materials

Researchers in the Nanomechanical Properties Group, Materials Measurement Science Division, MML have applied high spatial resolution, confocal Raman and

Crystallographic Databases

Components and devices used in a broad spectrum of technology sectors such as health care, communications, energy and electronics are manufactured from

Effect of Partial Charge Calculation Method on Adsorption Thermodynamics in Metal-organic Frameworks

In classical molecular simulations, electrostatic contributions to the potential energy are typically accounted for by assigning partial charges to some or all

Fundamental Chemical Metrology

The Chemical Sciences Division serves as the Nation's reference laboratory for chemical compositional measurements and standards to enhance U.S. industry's

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