CHESS Technician CHESS Technician Equipment Tech V- Band E Cornell Laboratory for Accelerator-based Sciences & Education Who We Are The Cornell High Energy Synchrotron Source (CHESS) is an internationally recognized research facility that provides high-intensity x-ray beams and state-of-the-art instrumentation to scientists and students from university, government, and industrial labs around the world. These groups employ CHESS to conduct research in areas ranging from biology, physics, and chemistry to mechanical and structural engineering, advanced manufacturing, environmental science, materials science, and cultural heritage. What You