This map shows the geographic impact of Karel Žák'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 Karel Žák with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Karel Žák more than expected).
This network shows the impact of papers produced by Karel Žák. 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 Karel Žák. The network helps show where Karel Žák may publish in the future.
Co-authorship network of co-authors of Karel Žák
This figure shows the co-authorship network connecting the top 25 collaborators of Karel Žák.
A scholar is included among the top collaborators of Karel Žák 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 Karel Žák. Karel Žák is excluded from
the visualization to improve readability, since they are connected to all nodes in the network.
Dolníček, Zdeněk, Karel Žák, Lukáš Ackerman, et al.. (2019). Mineralogy of the stibnite deposit at Chříč near Rakovník (Czech Republic). 27(1). 148–166.1 indexed citations
3.
Žák, Karel, et al.. (2018). Novy nalez kone (Equus ferus germanicus Nehring, 1804) ze svrchnepleistocennich sprasi ze Stradonic u Nizboru. 5101. 25–30.1 indexed citations
4.
Skála, Roman, et al.. (2018). Variability within and between large bodies of Muong Nong-type tektites in Laos. European Planetary Science Congress.1 indexed citations
Magna, T., Karel Žák, Andreas Pack, et al.. (2014). Triple-Oxygen Isotope Composition of Moldavites and Irghizites: Clues for Source Materials of Tektites and Other Impact-related Glasses. ASEP. 77(1800). 5208.1 indexed citations
Skála, Roman, et al.. (2010). Statistical Evaluation of a Set of Geochemical Data from a Large Collection of Moldavites Measured by INAA and IPAA. M&PSA. 73. 5413.3 indexed citations
Urban, Ján, et al.. (2007). The calcareous speleothems in the pseudokarst Jaskinia Slowianska-Drwali cave, Beskid Niski Mts., Poland. Nature Conservation. 63. 119–128.6 indexed citations
13.
Skála, Roman & Karel Žák. (2001). Stable Isotope Study of Carbonates from the Ries Meteorite Crater -- Evidence for Impact-induced Carbonate Decomposition. Lunar and Planetary Science Conference. 1572.2 indexed citations
Bouška, Vladimı́r, et al.. (1998). Hartite from Bilina. American Mineralogist. 83(11-12 Part 1). 1340–1346.13 indexed citations
16.
Žák, Karel, et al.. (1997). Re-Os dating of gold deposits using accessory molybdenite at the Kasperske Hory and Petrackova Hora mines, Czech Republic. Journal of Geosciences. 42(3).2 indexed citations
17.
Hladı́ková, Jana, Jaroslav Kadlec, Karel Žák, Václav Cı́lek, & Vojen Ložek. (1997). Climatic changes during the Holocene: comparison between stable isotope, biostratigraphical and lithological climate records in freshwater calcareous tufa. Journal of Geosciences. 42(3).
18.
Ďurišová, Jana, et al.. (1997). Evolution of crustal fluids in a shear zone during retrograde metamorphism, regional uplift, and cooling (the Kasperske Hory gold deposit, Moldanubian Unit, Bohemian Massif). Journal of Geosciences. 42(3).4 indexed citations
19.
Pašava, Jan, et al.. (1995). Mineral deposits : from their origin to their environmental impacts : proceedings of the Third Biennial SGA Meeting, Prague/Czech Republic/28-31 August 1995. A.A. Balkema eBooks.3 indexed citations
20.
Žák, Karel, et al.. (1992). Stable isotope study of Variscan vein Pb-Zn-Ag mineralization of the Bohemian Massif. Exploration and Mining Geology. 1(1). 81–84.5 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.