Guest Editorial Special Issue on Smart Sensors for Smart Grids and Smart Cities

Smart city and smart grid are stimulating topics which have spurred a wealth of multidisciplinary research activities for the past few years. Cities and their grids are undergoing remodeling to assure effective services to growing population with heightened demand. Users continuously define new requirements, thus becoming active part in the management and future design of cities and power grids. Investment in buildings, transportation, healthcare, energy and public services brings with it new features that improve quality of life; smart mobility, traffic control, home automation, effective water supply, energy efficiency, renewable energy and new public services are just some examples of the modern revolution we are witnessing.