CHESS provides beamtime to users for typically 125 days per year distributed over three cycles.

This guide provides detailed information for Users whether in-person or remote.

Submit a proposal, apply for beamtime, take the User Online Exam, and submit your annual report here.


Submitting general user proposals is the most common way for users to access CHESS beamline.

Details about the fall x-ray run will be coming soon.

An acknowledgment of funding sources must appear on all publications resulting from the use of CHEXS/MacCHESS/MSN-C facilities leading to publications, whether or not they are copyrighted.

CHESS users gain access to a wide range of resources both at the facility and across campus.

Users at CHESS must complete safety training before working in any of our laboratories or experimental areas.

Ithaca, New York is a small town in Upstate New York, and is the home of Cornell University and Ithaca College. Besides being known for the two colleges here, the area is also well known for its many waterfalls, gorges, and wineries.

This page details the information needed to ship samples or equipment to CHESS. Please note that we cannot adjust beam time if your materials do not arrive in time.