In this critical Review we focus on the evolution of the hybrid ion capacitor (HIC) from its
early embodiments to its modern form, focusing on the key outstanding scientific and …

This comprehensive review paper examines the technological advancements towards smart
energy management in smart cities. It provides an overview of the concept of smart energy …

The development of land transportation has effectively contributed to countries' economic
and social development. Roads, rails and vehicles have come into widespread use in …

In the past 10 years, preeminent achievements and outstanding progress have been
achieved on sodium‐ion capacitors (SICs). Early work on SICs focussed more on the …

A smart city is a sustainable and efficient urban centre that provides a high quality of life to its
inhabitants through optimal management of its resources. Energy management is one of the …

The energy consumption of trains is highly efficient due to the low friction between steel
wheels and rails, although the efficiency is also influenced largely by the driving strategy …

With the rapid development of communication, control and computer technologies in the last
several decades, automatic train operation (ATO), for which the driver no longer has to …

Electric rail transit systems are the large consumers of energy. In trains with regenerative
braking capability, a fraction of the energy used to power a train is regenerated during …

Due to rising energy prices and environmental concerns, the energy efficiency of urban rail
transit has attracted much attention from both researchers and practitioners in recent years …

There is increasing interest in the potential of urban rail to reduce the impact of metropolitan
transportation due to its high capacity, reliability and absence of local emissions. However …