"This edited reference explores advancements in electrochemical processes, materials, and technology for electrochemical power sources (batteries, supercapacitors, fuel cells, hydrogen storage and solar cells), environmental applications(photo electrochemistry, photosynthesis, coating, painting and corrosion) and health technologies (biosensors, immuniosensors and electrochemical DNA). Established experts in their field detail state of the art materials playing a key role in new and future power sources, new nanoscale materials, and sensors"--