J. Keller

1.1k total citations · 1 hit paper
16 papers, 827 citations indexed

About

J. Keller is a scholar working on Geophysics, Atmospheric Science and Surgery. According to data from OpenAlex, J. Keller has authored 16 papers receiving a total of 827 indexed citations (citations by other indexed papers that have themselves been cited), including 5 papers in Geophysics, 4 papers in Atmospheric Science and 3 papers in Surgery. Recurrent topics in J. Keller's work include Geological and Geochemical Analysis (5 papers), Geology and Paleoclimatology Research (4 papers) and earthquake and tectonic studies (2 papers). J. Keller is often cited by papers focused on Geological and Geochemical Analysis (5 papers), Geology and Paleoclimatology Research (4 papers) and earthquake and tectonic studies (2 papers). J. Keller collaborates with scholars based in Germany, United States and United Kingdom. J. Keller's co-authors include Rainer Altherr, Anatoly N. Zaitsev, William B. F. Ryan, D. Ninkovich, Jurgis Klaudius, D. Wiedenmann, Ralf Gertisser, H. Puchelt, Rolf Emmermann and Volker Dietrich and has published in prestigious journals such as Earth and Planetary Science Letters, Geological Society of America Bulletin and Lithos.

In The Last Decade

J. Keller

15 papers receiving 789 citations

Hit Papers

Explosive volcanic activity in the Mediterranean over the... 1978 2026 1994 2010 1978 100 200 300
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.

  1. Explosive volcanic activity in the Mediterranean over the past 200,000 yr as recorded in deep-sea sediments
    1978 360 citations J. Keller, William B. F. Ryan et al. Geological Society of America Bulletin profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
J. Keller Germany 9 544 360 129 117 86 16 827
Alexandru Szakács Romania 21 1.4k 2.6× 382 1.1× 165 1.3× 186 1.6× 47 0.5× 63 1.6k
F Horváth Hungary 12 1.3k 2.4× 350 1.0× 175 1.4× 128 1.1× 31 0.4× 50 1.6k
Jean-Pierre Bouillin France 19 1.3k 2.4× 172 0.5× 68 0.5× 94 0.8× 23 0.3× 39 1.4k
Ján Soták Slovakia 15 554 1.0× 256 0.7× 399 3.1× 38 0.3× 23 0.3× 40 767
María Luisa Arboleya Spain 22 1.4k 2.6× 254 0.7× 137 1.1× 46 0.4× 37 0.4× 42 1.7k
Matthias Tischler Austria 8 1.5k 2.7× 300 0.8× 396 3.1× 113 1.0× 33 0.4× 8 1.6k
Marko Vrabec Slovenia 15 739 1.4× 206 0.6× 103 0.8× 65 0.6× 84 1.0× 37 920
Dušan Plašienka Slovakia 20 1.1k 2.1× 244 0.7× 412 3.2× 85 0.7× 23 0.3× 57 1.2k
J. Martini France 18 648 1.2× 265 0.7× 242 1.9× 145 1.2× 12 0.1× 56 1.5k
A. C. López-Garrido Spain 19 1.0k 1.8× 347 1.0× 145 1.1× 19 0.2× 101 1.2× 58 1.2k

Countries citing papers authored by J. Keller

Since Specialization
Citations

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

Fields of papers citing papers by J. Keller

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of J. Keller

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

All Works

16 of 16 papers shown
1.
Keller, J., Annalisa Berta, Mark S. Juhn, & Blaire Van Valkenburgh. (2025). Morphology and function of pinniped necks: The long and short of it. The Anatomical Record. 308(12). 3175–3185.
2.
Keller, Ann, et al.. (2018). Impossible Politics? PCORI and the Search for Publicly Funded Comparative Effectiveness Research in the United States. Journal of Health Politics Policy and Law. 44(2). 221–265. 3 indexed citations
3.
Dziewas, Rainer, Joerg Glahn, Guntram W. Ickenstein, et al.. (2014). FEES für neurogene Dysphagien. Der Nervenarzt. 85(8). 1006–1015. 19 indexed citations
4.
5.
Keller, J., et al.. (2009). Schweißdrüsensaugkürettage bei Hyperhidrosis axillaris. 2(1). 41–48. 2 indexed citations
6.
Antonioli, Fabrizio, et al.. (2008). Lo studio della sezione “Il Fronte” per la definizione del piano Tarantiano (Puglia, Italy). 2 indexed citations
7.
Klaudius, Jurgis & J. Keller. (2006). Peralkaline silicate lavas at Oldoinyo Lengai, Tanzania. Lithos. 91(1-4). 173–190. 100 indexed citations
8.
Keller, J., Anatoly N. Zaitsev, & D. Wiedenmann. (2006). Primary magmas at Oldoinyo Lengai: The role of olivine melilitites. Lithos. 91(1-4). 150–172. 87 indexed citations
9.
Keller, J., et al.. (2006). Interplinian explosive activity of Santorini volcano (Greece) during the past 150,000 years. Journal of Volcanology and Geothermal Research. 153(3-4). 262–286. 41 indexed citations
10.
Zaitsev, Anatoly N. & J. Keller. (2006). Mineralogical and chemical transformation of Oldoinyo Lengai natrocarbonatites, Tanzania. Lithos. 91(1-4). 191–207. 124 indexed citations
11.
Keller, J. & Peter Layer. (2002). Einfluss chronisch entzündlicher Darmerkrankungen auf Fertilität und Schwangerschaft. Der Internist. 43(11). 1407–1411. 1 indexed citations
12.
Keller, J., Marcus A. Rothschild, Jamie S. Ullman, & Joshua B. Bederson. (1997). Otogenic Pneumocephalus in a Patient with an Idiopathic Mastoid Defect. Otolaryngology. 116(2). 228–230. 7 indexed citations
13.
Keller, J., William B. F. Ryan, D. Ninkovich, & Rainer Altherr. (1978). Explosive volcanic activity in the Mediterranean over the past 200,000 yr as recorded in deep-sea sediments. Geological Society of America Bulletin. 89(4). 591–591. 360 indexed citations breakdown →
14.
Dietrich, Volker, Rolf Emmermann, J. Keller, & H. Puchelt. (1977). Tholeiitic basalts from the Tyrrhenian Sea floor. Earth and Planetary Science Letters. 36(2). 285–296. 22 indexed citations
15.
Altherr, Rainer, et al.. (1976). Der jungtertiaere Monzonit von Kos und sein Kontakthof (Aegaeis, Griechenland). Bulletin de la Société Géologique de France. S7-XVIII(2). 403–412. 26 indexed citations
16.

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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