The chart shows the distribution of publications by all Research.com ranked scientists in the field of Earth Science in 2026. The highlighted bar marks where Alexander W. A. Kellner sits on this spectrum.
This scientist: 195 publications — 61st percentile
61% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 603 publications or more.
The chart shows the D-index (discipline H-index) distribution of Earth Science scientists ranked by Research.com in 2026. The highlighted bar marks where Alexander W. A. Kellner sits on this spectrum.
This scientist: 55 D-Index — 73rd percentile
73% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 106 D-Index or more.
Alexander W. A. Kellner is affiliated with the Federal University of Rio de Janeiro in Brazil. Their research primarily spans the fields of Earth and Planetary Sciences and Environmental Science, with a total of 103 and 56 publications in these areas respectively.
Their work delves deeply into various subfields including Paleontology, Nature and Landscape Conservation, Statistics, Probability and Uncertainty, Atmospheric Science, and Political Science and International Relations. The focus on Paleontology is particularly prominent, with 84 publications contributing to the understanding of ancient life and its contexts.
Main topics in their research include Paleontology and Evolutionary Biology, Ichthyology and Marine Biology, Evolution and Paleontology Studies, scientometrics and bibliometrics research, Paleontology and Stratigraphy of Fossils, Geology and Paleoclimatology Research, and Science and Science Education.
Frequent publication venues for Kellner's research are:
Kellner has co-authored extensively with several researchers, including:
Recent papers authored or co-authored by Kellner include the following:
Alexander W. A. Kellner was recognized as a Fellow of The World Academy of Sciences in 2013, acknowledging their contributions within the scientific community.
Alexander W. A. Kellner
Sergio Furtado Cabreira;Alexander Wilhelm Armin Kellner;Sérgio Dias-da-Silva;Lúcio Roberto da Silva;Lúcio Roberto da Silva
Xiaolin Wang;Alexander W. A. Kellner;Zhonghe Zhou;Diogenes de Almeida Campos
Jorge O. Calvo;Juan D. Porfiri;Bernardo J. González-Riga;Bernardo J. González-Riga;Alexander W. A. Kellner
Diogenes de Almeida Campos;Alexander Wilhelm Armin Kellner;Reinaldo J Bertini;Rodrigo Miloni Santucci
Alexander W. A. Kellner;Sergio A. K. Azevedo
Alexander W. A. Kellner;Diogenes A. Campos;Juliana M. Sayão;Antônio A.F. Saraiva
Alexander W. A. Kellner;Diogenes de Almeida Campos
Alexander Wilhelm Armin Kellner;Diogenes de Almeida Campos;Marcelo N.F Trotta
Xiaolin Wang;Alexander W.A. Kellner;Shunxing Jiang;Xi Meng
Alexander W. A. Kellner;Wann Langston
Alexander W. A. Kellner;Xiaolin Wang;Helmut Tischlinger;Diogenes de Almeida Campos
Emmanuel Fara;Antônio Á.F. Saraiva;Diógenes de Almeida Campos;João K.R. Moreira
Alexander Wilhelm Armin Kellner
A Kellner;A Willhelm
Paulo C. Manzig;Alexander W. A. Kellner;Luiz C. Weinschütz;Carlos E. Fragoso
D De Almeida Campos;A. W Armin Kellner
Alexander W. A. Kellner;Diogenes de A. Campos
Luciano A. Leal;Sergio A. K. Azevedo;Alexander W. A. Kellner;Átila A. S. Da Rosa
Alexander W. A. Kellner;Alexander W. A. Kellner
Xiaolin Wang;Taissa Rodrigues;Shunxing Jiang;Xin Cheng
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