Skip to main content

NOTICE: Due to a lapse in annual appropriations, most of this website is not being updated. Learn more.

Form submissions will still be accepted but will not receive responses at this time. Sections of this site for programs using non-appropriated funds (such as NVLAP) or those that are excepted from the shutdown (such as CHIPS and NVD) will continue to be updated.

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.

Measuring the Neutron Lifetime with Record-Breaking Precision

Published

Author(s)

Shannon Hoogerheide

Abstract

An improved version of a "bottle" experiment lets researchers lower the uncertainty on this important parameter—but a tantalizing discrepancy remains.
Citation
Physics
Volume
14

Keywords

neutron lifetime, neutron beta decay

Citation

Hoogerheide, S. (2021), Measuring the Neutron Lifetime with Record-Breaking Precision, Physics, [online], https://doi.org/10.1103/Physics.14.142, https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=933544 (Accessed October 8, 2025)

Issues

If you have any questions about this publication or are having problems accessing it, please contact [email protected].

Created October 13, 2021, Updated March 18, 2025
Was this page helpful?