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Strain Paint: Noncontact Strain Measurement Using Single-Walled Carbon Nanotube Composite Coatings - Nanotube-infused paint developed at Rice University can reveal strain in materials by its fluorescence. The material holds promise for detecting strain in aircraft, bridges and buildings. Reference: B. Weisman et al, Nano Lett., Article ASAP DOI: 10.1021/nl301008m