A Temperature-Sensitive RFID Tag for the Identification of Cold Chain Failures

Quality and safety of the cold chain undergo strict international regulations that identify storage and shipping temperatures. In fact, the improper handling and transportation of temperature-sensitive products such as food and pharmaceuticals may have harmful effects on human health and negative economic impact. A passive RFID tag modified with copper-droped ionic liquid melting point, which can be tuned by changing the concentration of dopant.