This map shows the geographic impact of H. Kettunen'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 H. Kettunen with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites H. Kettunen more than expected).
This network shows the impact of papers produced by H. Kettunen. 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 H. Kettunen. The network helps show where H. Kettunen may publish in the future.
Co-authorship network of co-authors of H. Kettunen
This figure shows the co-authorship network connecting the top 25 collaborators of H. Kettunen.
A scholar is included among the top collaborators of H. Kettunen based on the total number of
citations received by their joint publications. Widths of edges
represent the number of papers authors have co-authored together.
Node borders
signify the number of papers an author published with H. Kettunen. H. Kettunen is excluded from
the visualization to improve readability, since they are connected to all nodes in the network.
Rossi, Mikko, P. Rahkila, H. Kettunen, & Mikko Laitinen. (2015). A simple timestamping data acquisition system for ToF-ERDA. Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms. 347. 39–46.4 indexed citations
Uusitalo, J., H. Kettunen, K. Eskola, et al.. (2001). Alpha decay studies of translead nuclei at the proton drip line. Acta Physica Polonica B. 32(3). 1015–1018.6 indexed citations
14.
Kettunen, H., P. T. Greenlees, K. Helariutta, et al.. (2001). Towards Higher Sensitivity at the RITU Focal Plane. Acta Physica Polonica B. 32(3). 989.14 indexed citations
15.
Kuusiniemi, P., J. F. C. Cocks, K. Eskola, et al.. (2001). Studies of 225,226 U Alpha Decay Chains. Acta Physica Polonica B. 32(3). 1009.2 indexed citations
Kettunen, H., et al.. (2000). Effect of softwood kraft refining on a mechanical-chemical mixture sheet. TAPPI Journal. 83(10).9 indexed citations
18.
Kettunen, H. & K. J. Niskanen. (2000). On the In-Plane Tear Test. TAPPI Journal. 83(4).8 indexed citations
19.
Kettunen, H., et al.. (2000). Comparison of Abaca and Spruce as Reinforcement Fibre. Appita journal. 53(4). 287–291.6 indexed citations
20.
Bijnens, N., K. Eskola, K. Helariutta, et al.. (1999). Fine Structure in the Alpha-Decay of the Neutron-Deficient 191 Po and 191 Bi Isotopes. Acta Physica Polonica B. 30(5). 1255–1262.4 indexed citations
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.