1 “... resources, alternative energy sources have become increasingly important for the energy supply over the past...”

2 “...Research on intelligent agents and multi-agent systems has matured during the past decade, and many...”

3 “...During the past 10 years, two-dimensional materials have found incredible attention...”

4 “...Zinc oxide (ZnO) nanostructure, one of most famous nanomaterials in past decades, provides...”

5 “... domains during the past decade. In general, the volume demonstrates the diverse usefulness of gamma rays...”

6 “...During the past few decades, plasma science has witnessed a great growth in laboratory studies...”

7 “... of recent history.In the past two decades, H.E.S.S., MAGIC and VERITAS pushed the field of TeV astronomy...”