He is currently the Editor-in-Chief of Progress in Energy and Combustion Science, a highly influential energy journal published by Elsevier with an impact factor of 25.2 (2017).
The journal impact factor is an independent measure calculated by Thomson Reuters in Philadelphia, United States and only a subset of journals are considered to be of sufficient quality to be listed by Thomson Reuters for an impact factor.
Both, the Research and the Physics journal, are open-access associates to EJNMMI that is edited by Ignasi Carrio and recently reported an impact factor of 5.113 [2].
In terms of an international picture of publication of research findings in primary care, the analysis of the 15% sample by impact factor seemed to show an overall increase in the number of publications appearing in journals with an impact factor, and an increase in publications in journals with a higher impact factor (fig 4).
Even Garfield, the originator of the impact factor, states that it is incorrect to judge an article by the impact factor of the journal[ 5].
Finally, the product of the number of articles published in a journal multiplied by the impact factor of the journal, for the year studied, was considered as an index evaluating combined the quantity and quality of research productivity.
To examine whether the prestige of a journal, measured by its impact factor, influences the numbers of citations obtained by published articles, independently of their scientific merit.
Indeed, as journals are now ranked by their impact factor – increasingly a subject of study [6], [7]– there is no reason why we cannot look at academic keywords the same way: rank them in order of popularity from year to year, and track the comings and goings of 'what's hot' on such lists.
Finally, the product of the number of articles published in a journal multiplied by the impact factor of the journal, for each year studied, was considered a combined indicator of the quantity and quality of research productivity.
Finally, the product of the number of articles published in a journal multiplied by the impact factor of the journal, for the year studied, was used to evaluate the combined quantity and quality of research productivity.
