A flexible and stretchable photonic crystal film with sensitive structural color-changing properties for spoiled milk detection
Do Thi Vien Thao, Wei-Tzu Weng, Nguyen Van Hieu, Cheng‐Chung Chang, Gou‐Jen Wang
Abstract
) of the film reached 0.2 mm (1.2 %). Furthermore, spoiled milk detection experiments showed that the proposed SCPC TPU film is a highly intelligent and cost-effective biosensor for detecting spoiled food in a container.
Topics & Concepts
Structural colorationThermoplastic polyurethaneMaterials sciencePhotonic crystalSubstrate (aquarium)ElectroformingLayer (electronics)MoldOptoelectronicsComposite materialElastomerOceanographyGeologyPolydiacetylene-based materials and applicationsAdvanced Chemical Sensor TechnologiesOlfactory and Sensory Function Studies