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.

Physics, chemistry and engineering in the 1990's:



Helmut Hellwig
- NIST IR 90-4284
Report Number
NIST IR 90-4284


Hellwig, H. (1990), Physics, chemistry and engineering in the 1990's:, , National Institute of Standards and Technology, Gaithersburg, MD, [online], (Accessed April 16, 2024)
Created January 1, 1990, Updated May 20, 2023