Calibration services

News and Updates

Ileana Pazos sits and smiles for a photo next to scientific equipment. She's holding tweezers next to the machine.

Spotlight: Research Chemist Ileana Pazos’ Radiant Role in Longer-Lasting, Safer Imported Foods

March 24, 2023

Fruits and vegetables brought in from outside the country first require health and foodborne pathogen inspections. NIST research chemist Ileana Pazos helps the

Now Hear This!

June 30, 2022

Researchers at the National Institute of Standards and Technology (NIST) have designed and built an optical device that could set a new standard for measuring

The Half of It: Argentinian Metrologist Builds NIST-Inspired ‘Half-Angle’ Measurement System

October 30, 2019

When Jorge Campbell, an engineer from Argentina’s National Institute of Industrial Technology (INTI), visited the National Institute of Standards and Technology

Projects and Programs

Calibration Services: High-Dose Dosimetry

Ongoing

The activities described here support the application of high-dose, high-energy ionizing radiation for a variety of industrial processes. The largest

Measurement and Sampling Standards

Ongoing

The use of standards is considered a critical component in the assurance of analytical quality, allowing reliable measures of detection limits, accuracy, and

Basic Metrology: Theoretical Dosimetry and Radiation-Transport Calculations

Ongoing

The fundamental photon and charged particle interaction data and the radiation transport methods, pioneered and developed at NIST to calculate the penetration

Ocean Color

Ongoing

Ocean color radiometry provides essential information about phytoplankton concentration and dissolved organic matter, and hence about primary productivity

Publications

NIST's Antenna Gain and Polarization Calibration Service Reinstatement

October 9, 2023

Author(s)

Josh Gordon, Benjamin Moser

After a five-year renovation of the National Institute of Standards and Technology (NIST) Boulder, CO, antenna measurement facility, the Antenna On-Axis Gain

Report from the Extreme Ultraviolet (EUV) Lithography Working Group Meeting: Current State, Needs, and Path Forward

August 22, 2023

Author(s)

Elizabeth Rasmussen, Boris Wilthan, Brian Simonds

This is the report of a hybrid working group meeting held on April 25, 2023, at the National Institute of Standards and Technology (NIST) in Boulder, CO. The

Magnetic Resonance Imaging Biomarker Calibration Service: NMR Measurement of Isotropic Water Diffusion Coefficient

March 30, 2023

Author(s)

Stephen E. Russek, Katy Keenan, Karl Stupic, Nikki Rentz, Michael Boss, Kevin J. Coakley, Amanda Koepke, Cassandra Stoffer

This document describes a calibration service to measure the water diffusion coefficient, or diffusivity, in reference materials and tissue mimics using nuclear

Gas Flow Standards and Their Uncertainty

December 12, 2022

Author(s)

John D. Wright, Aaron Johnson, Michael R. Moldover, Shin-ichi Nakao

We review diverse types of gas flow standards that are used to calibrate other gas flow meters. For each type of standard, we describe the principles of its