Without remorse, fossil fuels have made a huge contribution to global development in all of
its forms. However, the recent scientific outlooks are currently shifting as more research is …

Underground hydrogen storage (UHS) is a promising technology with which large quantities
of H 2 can potentially be stored in the subsurface safely, economically and efficiently. As …

Heat extraction from the geothermal reservoir is sensitive to reservoir properties, operating
parameters and coupling among various processes. Due to complex reservoir structure …

A 9% expansion of freezing water in the elliptical cavities (fractures) of rock leads to frost
heaving pressure and thermal stress, which are the main cause of the freeze-thaw damage …

Underground gas storage (UGS) of CH 4 and H 2 is an economical and reliable solution for
large-scale energy storage. Cyclic gas injection-withdrawal of UGS can induce periodical …