Hydrogen energy became the most significant energy as the current demand gradually
starts to increase. Hydrogen energy is an important key solution to tackle the global …

An investigation is reported on the importance of integrating sustainability with
manufacturing and design, along with other objectives such as function, competitiveness …

Hydrogen is a source of clean energy as it can produce electricity and heat with water as a
by-product and no carbon content is emitted when hydrogen is used as burning fuel in a fuel …

Titanium dioxide (TiO2) is one of the most widely investigated metal oxides because of its
extraordinary surface, electronic, and photocatalytic properties. However, the large band …

This paper investigates whether the contribution of renewable energy sources to primary
energy consumption is characterized by a convergence process across core European …

This study deals with solar hydrogen production from the two-step iron oxide
thermochemical cycle (Fe3O4/FeO). This cycle involves the endothermic solar-driven …

Science and technology for renewable and sustainable energy are indispensable for our
future society and economics. To meet the goal of sustainable energy development, there is …

In recent years, there is a rapid development in the direction of hydrogen energy industry
having primary involvement in automobile transportation fuel. Hydrogen is the most …

In this paper, we compared structures of the citation network of scientific publications with
those of patents, and discussed the differences between them. A case study was performed …

Here we conduct a parametric study to investigate the effects of hydrogen energy utilization
on the global stability and sustainability. In this regard, in order to derive the hydrogen …