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NIST Center for Neutron Research

A national user facility that advances economic and technical excellence in the U.S. by providing world-class neutron measurement capabilities to meet the needs of researchers from industry, academia, and government.

Notice to Users

NCNR is conducting an extensive repair, maintenance, and upgrade project.  Return to scientific operations is planned for early 2026.  Once that operating schedule has been finalized, NCNR will issue a new call for proposals.

Center for High Resolution Neutron Scattering

Maximizing access for the scientific community to transformative neutron scattering instrumentation

nSoft Consortium Logo

A consortium for the advancement of neutron-based measurements for manufacturing of soft materials


Clean & Run - The NCNR has established a detailed schedule for returning to scientific operations 

NCNR Seminar Schedule 

30th CHRNS Summer School on Neutron Scattering - An in-person school will be hosted at the NCNR from July 22-26, 2024, and focus on methods and applications of small angle neutron scattering and neutron reflectometry.

New Neutron Spin Echo for the Nation - Funded by NSF, NIST and the Center for Neutron Science at the University of Delaware are building a new spin echo spectrometer

CHRNS Non-Equilibrium Structure of Materials Initiative - CHRNS is supplying advanced neutron capabilities to characterize materials out of equilibrium                


Facility Upgrades during the Unplanned Outage

Getting Great Data with CHRNS - This 2½ minute video describes the Center for High Resolution Neutron Scattering, a key partnership with the National Science Foundation

See Differently with Neutrons at NIST - Watch a 2½ minute animated explanation for a general audience of what we do at the NCNR

Training from Other Labs - NIST accepts basic radiation safety training from other U.S. neutron facilities in place of the NIST offered on-line training

The NCNR Users Group has summarized the results of a recent user survey

News and Updates


Previous Events

Neutrons for the Future Workshop

Wed, Oct 18 - Fri, Oct 20 2023
In October, 2023 the U.S. neutron community gathered in Washington to plan for a replacement reactor to serve NIST and

NCNR 50 Year Symposium

Thu, Dec 7 - Fri, Dec 8 2017
Purpose To celebrate the achievements and illustrious lifetime of the NCNR. Description The NIST Bureau of Standards


General Information