TRGR Extension (IMAGE) DOE/Sandia National Laboratories Caption Sandia National Laboratories materials physicist Paul Clem holds a sample of nanoparticle-coated glass. Supported by the New Mexico Small Business Assistance program and a Cooperative Research and Development Agreement, a team of researchers including Paul worked with IR Dynamics on polymer films made from thermochromic nanoparticles. To help it mature further, Sandia provided technical assistance to IR Dynamics through the Technology Readiness Gross Receipts Tax Credit Initiative. Credit Photo by Randy Montoya, Sandia National Laboratories Usage Restrictions No restrictions. License Public Domain Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.