Clark M. Johnson

205 papers and 14.6k indexed citations i.

About

Clark M. Johnson is a scholar working on Geochemistry and Petrology, Geophysics and Paleontology. According to data from OpenAlex, Clark M. Johnson has authored 205 papers receiving a total of 14.6k indexed citations (citations by other indexed papers that have themselves been cited), including 93 papers in Geochemistry and Petrology, 91 papers in Geophysics and 59 papers in Paleontology. Recurrent topics in Clark M. Johnson’s work include Geological and Geochemical Analysis (88 papers), Geochemistry and Elemental Analysis (77 papers) and Paleontology and Stratigraphy of Fossils (56 papers). Clark M. Johnson is often cited by papers focused on Geological and Geochemical Analysis (88 papers), Geochemistry and Elemental Analysis (77 papers) and Paleontology and Stratigraphy of Fossils (56 papers). Clark M. Johnson collaborates with scholars based in United States, Germany and Switzerland. Clark M. Johnson's co-authors include Brian L. Beard, Eric Roden, Weiqiang Li, Joseph L. Skulan, Kenneth H. Nealson, Michelle M. Scherer, Nancy J. Mahlen, Henry Sun, Lukas P. Baumgartner and T. J. Lapen and has published in prestigious journals such as Nature, Science and Proceedings of the National Academy of Sciences.

In The Last Decade

Co-authorship network of co-authors of Clark M. Johnson i

Fields of papers citing papers by Clark M. Johnson

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Clark M. Johnson. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Clark M. Johnson. The network helps show where Clark M. Johnson may publish in the future.

Countries citing papers authored by Clark M. Johnson

Since Specialization
Citations

This map shows the geographic impact of Clark M. Johnson's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Clark M. Johnson with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Clark M. Johnson more than expected).

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar’s output or impact.

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2025