Quality assurance

News and Updates

NIST, Collaborators Develop Sensitive New Way of Detecting Transistor Defects

October 7, 2021

Researchers at the National Institute of Standards and Technology (NIST) and collaborators have devised and tested a new, highly sensitive method of detecting

A Smart Use for Doping: Implanted Atoms Create Unique Electrical IDs That Distinguish Bona Fide Devices From Forgeries

September 16, 2021

If someone sells you a luxury handbag from Paris, France, but it turns out be a forgery from Paris, Texas, the counterfeit item might cost you a thousand bucks

As Good as it Gets: NIST Develops Its Fourth Generation Wire Micrometer that Rivals Best in the World

March 11, 2021

Researchers at the National Institute of Standards and Technology (NIST) have developed a dramatically improved laser-based instrument that measures the

Projects and Programs

NIST Tools for Cannabis Laboratory Quality Assurance

Ongoing

NIST is developing an integrated measurement services program for forensic and Cannabis (hemp and marijuana) laboratories to help ensure the quality of routine

Photonic Dosimetry

Ongoing

As part of the NIST on a Chip program, the Photonic Dosimetry project is developing in-situ sub-micrometer ionizing-radiation dosimetry and calorimetry leading

AM Machine and Process Qualification

Ongoing

Machines and processes used to produce critical components for defense, aerospace, and medical applications must first be formally qualified. While

Metrology for Real-Time Monitoring of Additive Manufacturing

Ongoing

Part quality in additive manufacturing (AM) is highly variable due to inadequate dimensional tolerances, surface roughness, and defects, thereby limiting its

Publications

Certification of Standard Reference Material® 17g: Sucrose Optical Rotation

January 12, 2022

Author(s)

Michael Nelson, Jerome Mulloor, Brian Lang, Masaaki Ishikawa, Yoshiro Kondo, Blaza Toman

Improving end-user trust in the quality of commercial probiotic products

September 24, 2021

Author(s)

Scott Jackson, Jean Schoeni, Buffy Stahl

In a rapidly growing global probiotic market, end-users have difficulty distinguishing between high quality and poor quality products. This threatens consumer

Recurrence Network Analysis of Design-quality Interactions in Additive Manufacturing

April 12, 2021

Author(s)

Yan Lu, Ruimin Chen, Hui Yang

Powder bed fusion (PBF) additive manufacturing (AM) provides a greater level of flexibility in the design-driven build of metal products. However, the more

Enriching Standards-Based Digital Thread by Fusing As-Designed and As-Inspected Data Using Ontologies

August 13, 2020

Author(s)

Soonjo Kwon, William Z. Bernstein, Laetitia V. Monnier, Raphael Barbau

Realizing the digital thread is essential for linking and orchestrating data across the product lifecycle in smart manufacturing. Linking heterogeneous