There are several different types of research designs researchers can use to approach their research questions. Discover how a researcher can choose the right type of design depending on their objectives, learn the time-related differences between cross-sectional and longitudinal designs, explore differen...
Editors select a small number of articles recently published in the journal that they believe will be particularly interesting to readers, or important in the respective research area. The aim is to provide a snapshot of some of the most exciting work published in the various research areas of...
The orange, blue, yellow and red regions correspond to the SOFC, PEFC electrolytes, PEFC catalysts and BFC research areas, respectively. Table 1. Detailed information of each fuel cell type. Publication count Average publication year Operation conditions Conducting ion Energy efficiency [19] ...