This map shows the geographic impact of Leena Ukkonen'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 Leena Ukkonen with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Leena Ukkonen more than expected).
This network shows the impact of papers produced by Leena Ukkonen. 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 Leena Ukkonen. The network helps show where Leena Ukkonen may publish in the future.
Co-authorship network of co-authors of Leena Ukkonen
This figure shows the co-authorship network connecting the top 25 collaborators of Leena Ukkonen.
A scholar is included among the top collaborators of Leena Ukkonen 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 Leena Ukkonen. Leena Ukkonen is excluded from
the visualization to improve readability, since they are connected to all nodes in the network.
Virkki, Johanna, et al.. (2019). Optimization of RFID-Based Tunnel Access Monitoring System Antenna Reading Areas. European Conference on Antennas and Propagation.1 indexed citations
Björninen, Toni, Johanna Virkki, & Leena Ukkonen. (2017). Small square-shaped slot antenna for wearable passive UHF RFID tags. Trepo - Institutional Repository of Tampere University.5 indexed citations
12.
Virkki, Johanna, et al.. (2015). Parametric optimization of inkjet printing and optical sintering of nanoparticle inks. European Conference on Antennas and Propagation. 1–4.7 indexed citations
13.
Zhang, Xiaodong, Toni Björninen, Johanna Virkki, et al.. (2015). Implementation and wireless readout of passive UHF RFID strain sensor tags based on electro-textile antennas. European Conference on Antennas and Propagation. 1–5.35 indexed citations
14.
Sydänheimo, Lauri, et al.. (2014). Field collapse event ESD test method. Electrical Overstress/Electrostatic Discharge Symposium. 1–6.4 indexed citations
15.
Sydänheimo, Lauri, et al.. (2014). ESD sensitivity of 01005 chip resistors and capacitors. Electrical Overstress/Electrostatic Discharge Symposium. 1–9.3 indexed citations
16.
Koski, Karoliina, Elham Moradi, A. Ali Babar, et al.. (2013). Durability of embroidered antennas in wireless body-centric healthcare applications. European Conference on Antennas and Propagation. 565–569.13 indexed citations
17.
Björninen, Toni, Johanna Virkki, Juha Virtanen, et al.. (2013). Inkjet-printing and performance evaluation of UHF RFID tag antennas on renewable materials with porous surfaces. European Conference on Antennas and Propagation. 1721–1725.1 indexed citations
18.
Frisk, Laura, et al.. (2011). Effects of different combinations of environmental tests on the reliability of UHF RFID tags. European Microelectronics and Packaging Conference. 1–5.2 indexed citations
19.
Babar, A. Ali, Leena Ukkonen, & Lauri Sydänheimo. (2010). Miniaturized multipurpose dual UHF RFID band antenna. European Conference on Antennas and Propagation. 1–4.4 indexed citations
20.
Kellomäki, Tiiti, Toni Björninen, Leena Ukkonen, & Lauri Sydänheimo. (2010). Shirt collar tag for wearable UHF RFID systems. European Conference on Antennas and Propagation. 1–5.18 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.