G. Sikkema

8 papers and 223 indexed citations i.

About

G. Sikkema is a scholar working on Instrumentation, Astronomy and Astrophysics and Computer Networks and Communications. According to data from OpenAlex, G. Sikkema has authored 8 papers receiving a total of 223 indexed citations (citations by other indexed papers that have themselves been cited), including 6 papers in Instrumentation, 5 papers in Astronomy and Astrophysics and 2 papers in Computer Networks and Communications. Recurrent topics in G. Sikkema’s work include Astronomy and Astrophysical Research (6 papers), Galaxies: Formation, Evolution, Phenomena (5 papers) and Stellar, planetary, and galactic studies (3 papers). G. Sikkema is often cited by papers focused on Astronomy and Astrophysical Research (6 papers), Galaxies: Formation, Evolution, Phenomena (5 papers) and Stellar, planetary, and galactic studies (3 papers). G. Sikkema collaborates with scholars based in United Kingdom, The Netherlands and Italy. G. Sikkema's co-authors include E. A. Valentijn, John McFarland, M. Balcells, R. F. Peletier, Ewout Helmich, Danny Boxhoorn, D. Carter, C. del Burgo, Konrad Kuijken and J. T. A. de Jong and has published in prestigious journals such as Monthly Notices of the Royal Astronomical Society, Astronomy and Astrophysics and Experimental Astronomy.

In The Last Decade

Co-authorship network of co-authors of G. Sikkema i

Fields of papers citing papers by G. Sikkema

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by G. Sikkema. 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 G. Sikkema. The network helps show where G. Sikkema may publish in the future.

Countries citing papers authored by G. Sikkema

Since Specialization
Citations

This map shows the geographic impact of G. Sikkema'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 G. Sikkema with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites G. Sikkema 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