One-stone-two-bird programmable temperature-gated 4D encryption enabled by precisely and synergistically controlled shape and color transformations of polyurethane films
Yixin Ji, Wei Bai, Ahmed Olalekan Omoniyi, Jinfang Liu, Dongdong Chen, Yang Zhou, Jianfu Zhang
Topics & Concepts
Shape-memory alloyEncryptionMaterials scienceSmart materialComputer scienceShape-memory polymerThermochromismNanotechnologyPolyurethaneSmart polymerMorphingKey (lock)ThermalComputer data storageTransformation (genetics)Embedded systemComputer hardwareEncoding (memory)RGB color modelThermal decompositionThin filmCode (set theory)Polymer composites and self-healingAdvanced Materials and MechanicsAdvanced Sensor and Energy Harvesting Materials