Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Life Cycle Engineering Group

Develops, advances, and deploys measurement science to engineer the life cycle performance of products and processes, with particular emphasis on their sustainability. Carries out mission-related measurement science research and services to advance life cycle engineering for green manufacturing and construction applications; conduct life cycle engineering assessments for energy efficiency and environmental performance; and develop sustainability

News and Updates

Projects and Programs


Maintenance and Operations of Manufacturing Digital Twins

Alp Akcay, Stephan Biller, Boon Ping Gan, Christoph Laroque, Guodong Shao
Digital twins have become an important element in smart manufacturing. As any other product, digital twins also have a lifecycle, starting from specifying the


Unit Manufacturing Process (UMP) Builder

The Unit Manufacturing Process (UMP) Builder allows researchers to record their UMP models according to the ASTM E3012-16 standard . One of the main drivers