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Additive Manufacturing (AM), the building of 3D objects through layer-by-layer deposition of metal, polymer, or biological materials offers enormous potential
The Surface and Trace Chemical Analysis Group (STCAG) conducts both applied and fundamental research into the development, characterization, and analysis of
Ambient and atmospheric pressure mass spectrometry platforms provide sample collection, transport, and ionization for vapor, aerosol, and liquid samples
We are investigating non-contact methods for high volume, high throughput, and high transfer/transport efficiency screening and documenting appropriate testing
The goal of this focus area is to leverage the wealth of chemical information present in fingerprint deposits for novel forensic applications. This includes
The goal of this focus area is to enhance the measurement science capabilities and address measurement science challenges present in the analysis of fire debris
The NIST Forensic Chemistry Measurement Program aims to both develop and facilitate the implementation of scientifically valid, robust measurement tools for the
The goal of this focus area is to improve the field of glass evidence analysis by developing new matrix-matched glass standards and by evaluating more objective
NIST is measuring the trace chemical signatures and quantities of trace residues and background levels that contaminate surfaces associated with the concealment
Ion mobility spectrometry (IMS) is widely used for national security and law enforcement, placed at key transportation checkpoints such as airports and border
Stable and radioactive isotope analysis is an important interdisciplinary tool used by numerous scientists. Therefore, achieving reliable metrology and
Magnetic sector secondary ion mass spectrometry (SIMS) generates isotopic and elemental information from solid surfaces with depth profiling capabilities to
The use of standards is considered a critical component in the assurance of analytical quality, allowing reliable measures of detection limits, accuracy, and
The mission of the Micro and Nanoplastic (MNP) Metrology Project is to assist regulators in assessing the human health and environmental risks associated with
We use a variety of measurement tools to gain a full understanding of current drug and explosive threats. Particle size, chemical composition, morphology
NIST has developed an integrated measurement services program for forensic and cannabis testing laboratories to help ensure the quality of routine analysis
NIST works to identify, research, and document improvements to current and next-generation detection systems. Emphasis is placed on performance characterization
The use of cluster sources such as C60 and argon gas cluster ion beams (Ar GCIB) allow for the analysis of the subsurface volume. It can also minimize the
Surface desorption ambient mass spectrometry enables direct solid surface interrogation for sampling and ionization of trace analytes. This project encompasses
Thermal desorption ambient mass spectrometry decouples analyte desorption and ionization. Here, analytes are thermally desorbed directly from a primary surface
Time-of-flight secondary ion mass spectrometry (ToF-SIMS) employs a pulsed primary ion beam and a time-of-flight mass analyzer for the detection of molecular