E. Imre Friedmann

7.5k total citations · 1 hit paper
82 papers, 4.7k citations indexed

About

E. Imre Friedmann is a scholar working on Ecology, Ecology, Evolution, Behavior and Systematics and Atmospheric Science. According to data from OpenAlex, E. Imre Friedmann has authored 82 papers receiving a total of 4.7k indexed citations (citations by other indexed papers that have themselves been cited), including 49 papers in Ecology, 29 papers in Ecology, Evolution, Behavior and Systematics and 18 papers in Atmospheric Science. Recurrent topics in E. Imre Friedmann's work include Polar Research and Ecology (45 papers), Biocrusts and Microbial Ecology (21 papers) and Microbial Community Ecology and Physiology (16 papers). E. Imre Friedmann is often cited by papers focused on Polar Research and Ecology (45 papers), Biocrusts and Microbial Ecology (21 papers) and Microbial Community Ecology and Physiology (16 papers). E. Imre Friedmann collaborates with scholars based in United States, Italy and Russia. E. Imre Friedmann's co-authors include Christopher P. McKay, R. Ocampo‐Friedmann, D. Gilichinsky, James A. Nienow, Daniela Billi, Elizaveta Rivkina, M. Grilli Caiola, L. Kappen, Benito Gómez‐Silva and Kurt G. Hofer and has published in prestigious journals such as Science, Proceedings of the National Academy of Sciences and Journal of Geophysical Research Atmospheres.

In The Last Decade

E. Imre Friedmann

76 papers receiving 4.5k citations

Hit Papers

align trajectories sort by overperformance

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Endolithic Microorganisms in the Antarctic Cold Desert

1982 556 citations E. Imre Friedmann profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author						Papers	Cites
E. Imre Friedmann	2.8k	1.7k	1.2k	1.2k	666	82	4.7k
Carmen Ascaso	1.9k 0.7×	3.0k 1.8×	1.1k 1.0×	870 0.7×	592 0.9×	190	6.0k
Jacek Wierzchoś	1.8k 0.6×	2.1k 1.3×	1.3k 1.1×	717 0.6×	471 0.7×	132	4.8k
Asunción de los Rı́os	1.6k 0.6×	2.0k 1.2×	595 0.5×	475 0.4×	461 0.7×	152	4.0k
Alfonso F. Dávila	1.3k 0.4×	538 0.3×	2.0k 1.6×	988 0.8×	704 1.1×	142	4.0k
Leopoldo G. Sancho	1.6k 0.6×	3.0k 1.8×	375 0.3×	725 0.6×	195 0.3×	178	4.0k
Elso S. Barghoorn	602 0.2×	740 0.4×	504 0.4×	1.2k 1.1×	679 1.0×	87	3.8k
Benito Gómez‐Silva	1.0k 0.4×	719 0.4×	626 0.5×	422 0.4×	408 0.6×	46	2.2k
John C. Priscu	6.8k 2.4×	576 0.3×	439 0.4×	3.6k 3.1×	1.7k 2.6×	226	9.1k
Yoshito Chikaraishi	4.3k 1.5×	383 0.2×	222 0.2×	2.2k 1.9×	780 1.2×	142	6.7k
Stjepko Golubić	2.6k 0.9×	618 0.4×	88 0.1×	1.4k 1.2×	436 0.7×	146	5.7k

Countries citing papers authored by E. Imre Friedmann

Since Specialization

Citations

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

Fields of papers citing papers by E. Imre Friedmann

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by E. Imre Friedmann. 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 E. Imre Friedmann. The network helps show where E. Imre Friedmann may publish in the future.

Co-authorship network of co-authors of E. Imre Friedmann

This figure shows the co-authorship network connecting the top 25 collaborators of E. Imre Friedmann. A scholar is included among the top collaborators of E. Imre Friedmann 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 E. Imre Friedmann. E. Imre Friedmann is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Warren‐Rhodes, Kimberley, Kevin L. Rhodes, Stephen B. Pointing, et al.. (2006). Hypolithic Cyanobacteria, Dry Limit of Photosynthesis, and Microbial Ecology in the Hyperarid Atacama Desert. Microbial Ecology. 52(3). 389–398. 252 indexed citations

Friedmann, E. Imre & Henry Sun. (2005). Communities Adjust their Temperature Optima by Shifting Producer-to-Consumer Ratio, Shown in Lichens as Models: I. Hypothesis. Microbial Ecology. 49(4). 523–527. 22 indexed citations

Sun, Henry & E. Imre Friedmann. (2005). Communities Adjust their Temperature Optima by Shifting Producer-to-Consumer Ratio, Shown in Lichens as Models: II. Experimental Verification. Microbial Ecology. 49(4). 528–535. 23 indexed citations

Navarro‐González, R., et al.. (2002). Mars' like Soils in the Atacama Desert, Chile. cosp. 34. 2653. 9 indexed citations

Sun, Henry, Paula T. DePriest, Andrea Gargas, Amy Y. Rossman, & E. Imre Friedmann. (2002). Pestalotiopsis maculans: A Dominant Parasymbiont in North American Lichens. Symbiosis. 33(3). 215–226. 9 indexed citations

Onofri, Silvano, Massimiliano Fenice, Solveig Tosi, et al.. (2000). Ecology and biology of microfungi from Antarctic rocks and soils. Italian Journal of Zoology. 67(sup1). 163–167. 27 indexed citations

SHI, T, Robert H. Reeves, D. Gilichinsky, & E. Imre Friedmann. (1997). Characterization of Viable Bacteria from Siberian Permafrost by 16S rDNA Sequencing. Microbial Ecology. 33(3). 169–179. 156 indexed citations

Green, William J. & E. Imre Friedmann. (1993). Physical and Biogeochemical Processes in Antarctic Lakes. 100 indexed citations

Friedmann, E. Imre. (1993). Extreme environments and exobiology. Giornale botanico italiano. 127(3). 369–376. 3 indexed citations

10.

Friedmann, E. Imre, L. Kappen, Michael A. Meÿer, & James A. Nienow. (1993). Long-term productivity in the cryptoendolithic microbial community of the Ross Desert, Antarctica. Microbial Ecology. 25(1). 51–69. 109 indexed citations

11.

Matsumoto, Genki I., E. Imre Friedmann, Kunihiko Watanuki, & R. Ocampo‐Friedmann. (1992). Novel long-chain anteiso-alkanes and anteiso-alkanoic acids in Antarctic rocks colonized by living and fossil cryptoendolithic microorganisms. Journal of Chromatography A. 598(2). 267–276. 21 indexed citations

12.

Palmer, Robert & E. Imre Friedmann. (1990). Water relations, thallus structure and photosynthesis in Negev Desert lichens. New Phytologist. 116(4). 597–603. 23 indexed citations

13.

Palmer, Robert & E. Imre Friedmann. (1990). Water relations and photosynthesis in the cryptoendolithic microbial habitat of hot and cold deserts. Microbial Ecology. 19(1). 111–118. 63 indexed citations

14.

Nienow, James A., Christopher P. McKay, & E. Imre Friedmann. (1988). The cryptoendolithic microbial environment in the Ross Desert of Antarctica: Mathematical models of the thermal regime. Microbial Ecology. 16(3). 253–270. 33 indexed citations

15.

Nienow, James A., Christopher P. McKay, & E. Imre Friedmann. (1988). The cryptoendolithic microbial environment in the Ross Desert of Antarctica: Light in the photosynthetically active region. Microbial Ecology. 16(3). 271–289. 99 indexed citations

16.

Palmer, Robert, James A. Nienow, & E. Imre Friedmann. (1987). Control of matric water potential by temperature differential. Journal of Microbiological Methods. 6(6). 323–326. 7 indexed citations

17.

Friedmann, E. Imre, et al.. (1987). HETEROCOCCUS ENDOLITHICUS SP. NOV. (XANTHOPHYCEAE) AND OTHER TERRESTRIAL HETEROCOCCUS SPECIES FROM ANTARCTICA: MORPHOLOGICAL CHANGES DURING LIFE HISTORY AND RESPONSE TO TEMPERATURE¹. Journal of Phycology. 23(4). 598–607. 23 indexed citations

18.

Friedmann, E. Imre. (1986). The antarctic cold desert and the search for traces of life on Mars. Advances in Space Research. 6(12). 265–268. 45 indexed citations

19.

McKay, Christopher P. & E. Imre Friedmann. (1985). The cryptoendolithic microbial environment in the Antarctic cold desert: Temperature variations in nature. Polar Biology. 4(1). 19–25. 78 indexed citations

20.

Friedmann, E. Imre. (1979). Endolithic microbial life in the Antarctic dry valleys: a terrestrial model of martian environment. 28. 1 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.

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