Rapid advancements in emerging flexible electronics are simultaneously exploring functionality and flexibility to create user-friendly applications with miniaturized, high-quality, lightweight, and intelligent technologies. For flexible electronics to become a reality, various devices, including sensors, interconnects, integration, and other components, face demanding material requirements. Nanomaterials, including nanoparticles, nanotubes, nanowires, and engineered organic molecules, have proven to be highly effective in enabling high-performance sensors and smart devices in flexible electronics applications. Nanomaterials are particularly well-suited for producing various sensors such as photodetectors, and temperature, pressure, strain, and bio/chemical sensors, with applications in optoelectronic, medical treatments, safety, and surveillance systems. Smart sensing applications have numerous potential applications in areas like robotics, healthcare, security systems, environmental monitoring, domestic defence, and space exploration. Wearable or implantable sensors, in particular, offer significant potential for monitoring parameters to help prevent bodily dysfunctions.

As flexible electronics systems advance rapidly toward successful commercial deployment, it is highly likely that nanomaterials will be utilized as essential components. Nanomaterials provide tunability in performance, solution processability, and packaging, making them highly attractive for flexible electronic systems. Progress in this field will harness the capabilities of these materials to achieve new functionalities in flexible form factors. This Research Topic highlights the current state of the art in these technologies and offers a glimpse into upcoming innovations that will drive flexible electronics into reality.

The aim of the current Research Topic is to cover promising, recent, and novel research trends in nanomaterials, flexible devices, and advanced applications.

Areas to be covered in this Research Topic may include, but are not limited to:

- Nanomaterials, including nanoparticles, nanotubes, nanowires, and organic polymers

- Wearable/ implantable/biochemical sensors and actuators

- Advanced batteries and energy harvesting technology

- Sustainable and additively manufacturing

- Development of intelligent systems

- Smart sensing applications in robotics, healthcare, security systems, environmental monitoring, domestic defense, and space exploration

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Frontiers in Nanotechnology

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