Book excerpt: Fundamentals and Emerging Applications of Polyaniline presents in-depth coverage of synthetic routes, characterization tools, experimental procedures, and the preparation of PANI-based materials for advanced applications. Sections examine the various synthetic routes available for the polymerization of aniline, covering both conventional methods and new approaches, specific PANI-based materials, and their potential applications. Users will be able to understand how to use these methods in areas such as electromagnetic interference shielding, rechargeable batteries, light emitting diodes, super capacitors, anti-static packaging and coatings, photonics, biomedical applications, chemical and biochemical sensors. This is a highly valuable source of information for researchers, scientists and graduate students in polymer science, polymer composites, polymer chemistry, nanotechnology, physics and materials science. - Covers the latest synthetic approaches, such as ultrasound-assisted polymerization, irradiation path and electrochemical polymerization - Offers detailed information on PANI-based composites, including graphene, CNT and functionalized polyaniline - Explains how different PANI-based materials can be geared for specific cutting-edge applications across a range of fields