An overview of recent advancements in flexible sensor devices for emerging applications

Abstract

Abstract With rapid industrialisation and globalisation, the advancement of flexible sensor devices has arisen as a cornerstone in various advanced technologies of applied science, engineering, and modern chemistry. Hence, this review article aims to establish the recent advancements in material selection, sensor types, and their flexibility, sensitivity, and multi-functionality applications. With a focus on important topics like material selection (metals, 2D materials, carbon allotropes, and polymers), fabrication methods, sensor mechanisms, and sensor types (capacitive, piezoresistive, piezoelectric, and triboelectric), this review explores the latest developments in flexible sensors. Also, this study highlights their crucial significance in several cuttingedge applications, such as energy harvesting, wearable electronics, soft robotics, biomedical devices, and smart fabrics. Along with outlining the promise for advancements like artificial intelligence and machine learning in sensor development, the analysis also sheds light on the difficulties with adaptation, durability, and integration. This thorough investigation aims to provide a resource for comprehending the development of flexible sensors in meeting current scientific and technical demands.