Textbook in PDF format This book offers readers an extensive insight into advanced nanomaterials and their applications in the realm of energy generation and utilization. It places a specific emphasis on emerging nanomaterials and their diverse applications within energy-related sectors and sensor technology. The primary focus is on comprehending how these materials enhance the performance of energy storage devices and sensors. Furthermore, the book provides a comprehensive overview of the significant challenges faced in these areas and presents a forward looking perspective. Comprising ten chapters, the book extensively explores the applications of nanomaterials in energy-related fields, specifically in solar cells, supercapacitors, sensors, and more. It caters to the needs of budding researchers involved in the synthesis of nanomaterials and post-graduate students interested in delving into the intricacies of nanomaterials. Emerging Trends in Nanoparticle-Based Sensors for Environmental Applications Tungsten Oxide as Gas Sensors: A Review 2D Nanomaterials for Solar Cell Applications Gas Sensing Properties, Applications of Metal Oxide Thin Film Transistors Tungsten Oxide-Based Electrochemical pH Sensor: Current Progress and Future Perspectives Clean and Green Supercapacitors for Energy Efficient Applications ZnO Nanomaterials: An Effective Electrode Choice for Sensor Applications Metal Oxides In Supercapacitors: A Cutting Edge Review for Next Generation Energy Storage Titanium and Tungsten Oxide Semiconductor Synthesis: Advancements in Photocatalysis Exploring Naturally Derived pH-Responsive Nanogels for Sensing Applications