A key metric employed in determining a scientist’s position within the ranking is the D-index (Discipline H-index), a discipline-specific variation of the traditional H-index. The D-index exclusively includes publications and citation metrics related to the examined discipline—in this case, Chemistry—ensuring a focused and accurate representation of each researcher’s impact within their specialized field.
Scope of Research and Inclusion Criteria
In developing this ranking, a total of 279,971 scientist profiles representing all research disciplines were examined, among which 133 scientists specialized in Chemistry were identified and analyzed. To qualify for inclusion in the Chemistry ranking, a scientist’s D-index had to be at least 40, guaranteeing a minimum level of demonstrated academic impact within the discipline.
Additionally, qualifying researchers were required to have the majority of their tier-level publications concentrated in the field of Chemistry. Consideration was also given to their awards and achievements specifically within this discipline, adding qualitative context to the bibliometric indicators.
The D-index threshold for selecting top researchers is established dynamically, increasing in increments of 10 according to the total estimated number of scholars per discipline. This methodology ensures that the ranking consistently includes the top 1% of leading scholars within each field. Moreover, only profiles with a proximity of 30% or less between their general H-index and their D-index were considered, ensuring that the evaluated impact reflects a strong disciplinary focus rather than a predominantly interdisciplinary citation pattern.
Verification Practices and Reliability
The research team behind this ranking acknowledges that raw bibliometric data alone cannot fully capture the quality or impact of a scientist’s work. To enhance the credibility and accuracy of the rankings, each scientist’s profile was manually verified and cross-correlated against publications indexed in a broad array of trustworthy sources.
While the number of papers published in prominent journals and conference proceedings does not directly determine a researcher’s ranking position, it provides a valuable secondary signal of their contribution to the field. The ranking position itself is established using the D-index calculated from the curated data consolidated by OpenAlex and CrossRef, recognized as the most prominent and reliable bibliometric databases accessible to the global scientific community.
For a detailed exposition of the methodology and additional information, please refer to our methodology page.
Research.com’s Mission and Vision
At Research.com, our mission is to motivate researchers, institutions, companies, and policymakers worldwide to closely examine the directions in which leading experts are advancing their fields. We aim to facilitate transparency and recognition in the global research ecosystem by providing a reliable means for the scientific community to identify and connect with the foremost experts in specific areas of study, across various countries and within academic institutions.
This ranking reflects the culmination of meticulous and thoughtful work designed to support informed decision-making and foster collaboration among scientists and stakeholders engaged in the advancement of Chemistry research in Taiwan.
