About

I am a palynologist with a geomorphological background. I am based in Karlsruhe, but previously I was in Greifswald. I participated in projects with various research aims including vegetation history, landscape development, mire ecology, present-day pollen deposition, and the natural background of archaeological finds. Geographically, my studies cover The Netherlands, France, Germany, Poland, Georgia, and Siberia. Website: http://www.pimdeklerk-palynology.eu

Found 
Found 
Found 
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Total publications
27
Total citations
646
Citations per publication
23.93
Average publications per year
1.42
Average coauthors
2.48
Publications years
2002-2020 (19 years)
h-index
17
i10-index
21
m-index
0.89
o-index
42
g-index
25
w-index
3
Metrics description
h-index
A scientist has an h-index if h of his N publications are cited at least h times each, while the remaining (N - h) publications are cited no more than h times each.
i10-index
The number of the author's publications that received at least 10 links each.
m-index
The researcher's m-index is numerically equal to the ratio of his h-index to the number of years that have passed since the first publication.
o-index
The geometric mean of the h-index and the number of citations of the most cited article of the scientist.
g-index
For a given set of articles, sorted in descending order of the number of citations that these articles received, the g-index is the largest number such that the g most cited articles received (in total) at least g2 citations.
w-index
If w articles of a researcher have at least 10w citations each and other publications are less than 10(w+1) citations, then the researcher's w-index is equal to w.

Fields of science

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4
6
8
10
12
14
16
Ecology, Evolution, Behavior and Systematics, 16, 59.26%
Ecology, Evolution, Behavior and Systematics
16 publications, 59.26%
Paleontology, 11, 40.74%
Paleontology
11 publications, 40.74%
Archeology, 8, 29.63%
Archeology
8 publications, 29.63%
Geology, 6, 22.22%
Geology
6 publications, 22.22%
Earth-Surface Processes, 5, 18.52%
Earth-Surface Processes
5 publications, 18.52%
Plant Science, 4, 14.81%
Plant Science
4 publications, 14.81%
Global and Planetary Change, 4, 14.81%
Global and Planetary Change
4 publications, 14.81%
General Agricultural and Biological Sciences, 2, 7.41%
General Agricultural and Biological Sciences
2 publications, 7.41%
Oceanography, 2, 7.41%
Oceanography
2 publications, 7.41%
Ecology, 2, 7.41%
Ecology
2 publications, 7.41%
Multidisciplinary, 1, 3.7%
Multidisciplinary
1 publication, 3.7%
Earth and Planetary Sciences (miscellaneous), 1, 3.7%
Earth and Planetary Sciences (miscellaneous)
1 publication, 3.7%
Arts and Humanities (miscellaneous), 1, 3.7%
Arts and Humanities (miscellaneous)
1 publication, 3.7%
2
4
6
8
10
12
14
16

Journals

1
2
3
4
5
Review of Palaeobotany and Palynology
5 publications, 18.52%
Quaternary Science Reviews
3 publications, 11.11%
Boreas
3 publications, 11.11%
Polar Biology
2 publications, 7.41%
Palaeogeography, Palaeoclimatology, Palaeoecology
2 publications, 7.41%
Grana
2 publications, 7.41%
Permafrost and Periglacial Processes
2 publications, 7.41%
Journal of Quaternary Science
1 publication, 3.7%
Folia Geobotanica
1 publication, 3.7%
Holocene
1 publication, 3.7%
Vegetation History and Archaeobotany
1 publication, 3.7%
Journal of Biogeography
1 publication, 3.7%
PLoS ONE
1 publication, 3.7%
European Journal of Medicinal Plants
1 publication, 3.7%
Journal of Geography Environment and Earth Science International
1 publication, 3.7%
1
2
3
4
5

Citing journals

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20
30
40
50
60
Quaternary Science Reviews
60 citations, 9.29%
Review of Palaeobotany and Palynology
46 citations, 7.12%
Journal not defined, 38, 5.88%
Journal not defined
38 citations, 5.88%
Quaternary International
30 citations, 4.64%
Boreas
27 citations, 4.18%
Palaeogeography, Palaeoclimatology, Palaeoecology
25 citations, 3.87%
Grana
24 citations, 3.72%
Holocene
23 citations, 3.56%
Journal of Quaternary Science
21 citations, 3.25%
Vegetation History and Archaeobotany
21 citations, 3.25%
Biogeosciences
16 citations, 2.48%
Permafrost and Periglacial Processes
16 citations, 2.48%
Palynology
13 citations, 2.01%
Polar Biology
12 citations, 1.86%
Catena
9 citations, 1.39%
Soil Systems
9 citations, 1.39%
Global Change Biology
8 citations, 1.24%
Journal of Archaeological Science
8 citations, 1.24%
Journal of Apicultural Research
7 citations, 1.08%
Arctic, Antarctic, and Alpine Research
7 citations, 1.08%
Science of the Total Environment
6 citations, 0.93%
Journal of Biogeography
6 citations, 0.93%
Polar Research
5 citations, 0.77%
Folia Geobotanica
5 citations, 0.77%
PLoS ONE
5 citations, 0.77%
Plant and Soil
5 citations, 0.77%
Journal of Geophysical Research Biogeosciences
5 citations, 0.77%
Geoarchaeology - An International Journal
4 citations, 0.62%
Quaternary Geochronology
4 citations, 0.62%
Journal of Paleolimnology
4 citations, 0.62%
Geomorphology
4 citations, 0.62%
Earth-Science Reviews
4 citations, 0.62%
Biogeochemistry
3 citations, 0.46%
Ecology and Evolution
3 citations, 0.46%
Frontiers in Ecology and Evolution
3 citations, 0.46%
Apidologie
3 citations, 0.46%
Land
3 citations, 0.46%
Journal of Vegetation Science
3 citations, 0.46%
Progress in Physical Geography
3 citations, 0.46%
Contemporary Problems of Ecology
3 citations, 0.46%
Geophysical Research Letters
3 citations, 0.46%
Global and Planetary Change
3 citations, 0.46%
Journal of Archaeological Science: Reports
3 citations, 0.46%
Remote Sensing
3 citations, 0.46%
Geologie en Mijnbouw/Netherlands Journal of Geosciences
3 citations, 0.46%
Stratigraphy and Geological Correlation
3 citations, 0.46%
Стратиграфия
3 citations, 0.46%
Annals of Botany
2 citations, 0.31%
International Journal of Biometeorology
2 citations, 0.31%
Cryosphere
2 citations, 0.31%
Geoderma
2 citations, 0.31%
Arthropod-Plant Interactions
2 citations, 0.31%
Geological Society Special Publication
2 citations, 0.31%
Diversity
2 citations, 0.31%
Ecological Indicators
2 citations, 0.31%
Eurasian Soil Science
2 citations, 0.31%
Earth Surface Processes and Landforms
2 citations, 0.31%
Ecosystems
2 citations, 0.31%
Quaternary Research
2 citations, 0.31%
Forest Ecology and Management
2 citations, 0.31%
Climate of the Past
2 citations, 0.31%
Radiocarbon
2 citations, 0.31%
Journal of Geophysical Research Earth Surface
2 citations, 0.31%
Nature Reviews Earth & Environment
2 citations, 0.31%
Quaternary
2 citations, 0.31%
Danish Journal of Archaeology
2 citations, 0.31%
Ecological Studies
2 citations, 0.31%
Journal of Volcanology and Geothermal Research
1 citation, 0.15%
Flora: Morphology, Distribution, Functional Ecology of Plants
1 citation, 0.15%
Journal of Geology
1 citation, 0.15%
World Archaeology
1 citation, 0.15%
Geography, Environment, Sustainability
1 citation, 0.15%
European Journal of Entomology
1 citation, 0.15%
Journal of Maritime Archaeology
1 citation, 0.15%
Hydrobiologia
1 citation, 0.15%
Journal of World Prehistory
1 citation, 0.15%
Journal of Geophysical Research: Solid Earth
1 citation, 0.15%
Hacquetia
1 citation, 0.15%
Physical Geography
1 citation, 0.15%
Philosophical Transactions of the Royal Society B: Biological Sciences
1 citation, 0.15%
Canadian Journal of Forest Research
1 citation, 0.15%
Environmental Earth Sciences
1 citation, 0.15%
iScience
1 citation, 0.15%
Journal of Plant Nutrition and Soil Science
1 citation, 0.15%
Oceanological and Hydrobiological Studies
1 citation, 0.15%
Science China Earth Sciences
1 citation, 0.15%
Prehospital and Disaster Medicine
1 citation, 0.15%
Community Ecology
1 citation, 0.15%
Molecular Phylogenetics and Evolution
1 citation, 0.15%
Genes
1 citation, 0.15%
Wetlands
1 citation, 0.15%
PhytoKeys
1 citation, 0.15%
Journal of Invertebrate Pathology
1 citation, 0.15%
Baltica
1 citation, 0.15%
Doklady Biological Sciences
1 citation, 0.15%
Forests
1 citation, 0.15%
Journal of Soils and Sediments
1 citation, 0.15%
Hydrogeology Journal
1 citation, 0.15%
Fungal Biology
1 citation, 0.15%
Soil Biology and Biochemistry
1 citation, 0.15%
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50
60

Publishers

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4
6
8
10
Elsevier
10 publications, 37.04%
Wiley
7 publications, 25.93%
Springer Nature
4 publications, 14.81%
Taylor & Francis
2 publications, 7.41%
Sciencedomain International
2 publications, 7.41%
SAGE
1 publication, 3.7%
Public Library of Science (PLoS)
1 publication, 3.7%
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4
6
8
10

Organizations from articles

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8
10
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16
18
University of Greifswald
17 publications, 62.96%
Organization not defined, 6, 22.22%
Organization not defined
6 publications, 22.22%
Utrecht University
5 publications, 18.52%
Institute for Biological Problems of Cryolithozone of the Siberian Branch of the Russian Academy of Sciences
3 publications, 11.11%
Lomonosov Moscow State University
2 publications, 7.41%
University of Tübingen
1 publication, 3.7%
University of Bern
1 publication, 3.7%
Leibniz Centre for Agricultural Landscape Research
1 publication, 3.7%
Hamburg University
1 publication, 3.7%
Leiden University Medical Center
1 publication, 3.7%
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4
6
8
10
12
14
16
18

Countries from articles

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10
12
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16
18
20
Germany, 19, 70.37%
Germany
19 publications, 70.37%
Country not defined, 5, 18.52%
Country not defined
5 publications, 18.52%
Russia, 5, 18.52%
Russia
5 publications, 18.52%
Netherlands, 5, 18.52%
Netherlands
5 publications, 18.52%
Switzerland, 1, 3.7%
Switzerland
1 publication, 3.7%
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4
6
8
10
12
14
16
18
20

Citing organizations

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30
40
50
60
70
Organization not defined, 66, 10.22%
Organization not defined
66 citations, 10.22%
University of Greifswald
47 citations, 7.28%
Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research
31 citations, 4.8%
Adam Mickiewicz University in Poznań
23 citations, 3.56%
University of Potsdam
22 citations, 3.41%
Helmholtz Centre Potsdam - GFZ German Research Centre for Geosciences
19 citations, 2.94%
Aarhus University
15 citations, 2.32%
Instituto Nacional de Pesquisas da Amazonia
14 citations, 2.17%
Lomonosov Moscow State University
13 citations, 2.01%
North-Eastern Federal University
13 citations, 2.01%
University of Helsinki
13 citations, 2.01%
University of Cologne
13 citations, 2.01%
University of Alaska Fairbanks
13 citations, 2.01%
University of Bergen
12 citations, 1.86%
University of Lodz
12 citations, 1.86%
University of Oxford
10 citations, 1.55%
University of Cambridge
10 citations, 1.55%
University of Aberdeen
10 citations, 1.55%
Kiel University
10 citations, 1.55%
University of Bern
9 citations, 1.39%
Charles University
9 citations, 1.39%
University of Amsterdam
9 citations, 1.39%
Masaryk University
9 citations, 1.39%
Aix-Marseille University
8 citations, 1.24%
University of Southampton
8 citations, 1.24%
University of Göttingen
8 citations, 1.24%
Utrecht University
8 citations, 1.24%
Institute of Botany of the Czech Academy of Sciences
8 citations, 1.24%
P. I. Melnikov Permafrost Institute of the Siberian Branch of the Russian Academy of Sciences
7 citations, 1.08%
Ilia State University
7 citations, 1.08%
Urmia University
7 citations, 1.08%
University College London
7 citations, 1.08%
Queen's University Belfast
7 citations, 1.08%
University of Gdańsk
7 citations, 1.08%
Université de Montréal
7 citations, 1.08%
Georgian National Museum
6 citations, 0.93%
University of Tübingen
6 citations, 0.93%
Vidyasagar University
6 citations, 0.93%
University of Copenhagen
6 citations, 0.93%
Bjerknes Centre for Climate Research
6 citations, 0.93%
Philipps University of Marburg
6 citations, 0.93%
Wageningen University and Research Centre
6 citations, 0.93%
Carleton University
6 citations, 0.93%
University of Latvia
6 citations, 0.93%
University of Bialystok
6 citations, 0.93%
University of Montpellier
6 citations, 0.93%
Institute of Geography and Spatial Organization, Polish Academy of Sciences
6 citations, 0.93%
Institute for Biological Problems of Cryolithozone of the Siberian Branch of the Russian Academy of Sciences
5 citations, 0.77%
Saint Petersburg State University
5 citations, 0.77%
Earth Cryosphere Institute TSC of the Siberian Branch of the Russian Academy of Sciences
5 citations, 0.77%
Lund University
5 citations, 0.77%
Stockholm University
5 citations, 0.77%
University of Manchester
5 citations, 0.77%
Vrije Universiteit Amsterdam
5 citations, 0.77%
Hamburg University
5 citations, 0.77%
University of Münster
5 citations, 0.77%
Goethe University Frankfurt
5 citations, 0.77%
University of Rostock
5 citations, 0.77%
University of Exeter
5 citations, 0.77%
Tallinn University of Technology
5 citations, 0.77%
Kazan Federal University
4 citations, 0.62%
University of Tehran
4 citations, 0.62%
Humboldt University of Berlin
4 citations, 0.62%
Birbal Sahni Institute of Palaeosciences
4 citations, 0.62%
ETH Zurich
4 citations, 0.62%
University of Oulu
4 citations, 0.62%
UiT The Arctic University of Norway
4 citations, 0.62%
Royal Holloway University of London
4 citations, 0.62%
University of Edinburgh
4 citations, 0.62%
Lawrence Berkeley National Laboratory
4 citations, 0.62%
University of Pisa
4 citations, 0.62%
Newcastle University
4 citations, 0.62%
Leibniz University Hannover
4 citations, 0.62%
University of St Andrews
4 citations, 0.62%
University of Groningen
4 citations, 0.62%
University of Innsbruck
4 citations, 0.62%
University of Leeds
4 citations, 0.62%
Université Marie et Louis Pasteur
4 citations, 0.62%
University of Alberta
4 citations, 0.62%
University of Versailles Saint-Quentin-en-Yvelines
4 citations, 0.62%
Babes-Bolyai University
4 citations, 0.62%
University of São Paulo
4 citations, 0.62%
Nicolaus Copernicus University
4 citations, 0.62%
University of Szczecin
4 citations, 0.62%
Universidade Federal do Oeste do Para
4 citations, 0.62%
Universidade Estadual de Feira de Santana
4 citations, 0.62%
Władysław Szafer Institute of Botany, Polish Academy of Sciences
4 citations, 0.62%
Institute of Physicochemical and Biological Problems of Soil Science of the Russian Academy of Sciences
3 citations, 0.46%
Arctic and Antarctic Research Institute
3 citations, 0.46%
Penza State University
3 citations, 0.46%
Geological Institute of the Russian Academy of Sciences
3 citations, 0.46%
Institute of Geology of Diamond and Precious Metals of the Siberian Branch of the Russian Academy of Sciences
3 citations, 0.46%
Tyumen Scientific Center of the Siberian Branch of the Russian Academy of Sciences
3 citations, 0.46%
Ghent University
3 citations, 0.46%
Uppsala University
3 citations, 0.46%
Grenoble Alpes University
3 citations, 0.46%
Swedish Museum of Natural History
3 citations, 0.46%
University of Basel
3 citations, 0.46%
University of the Witwatersrand
3 citations, 0.46%
Arizona State University
3 citations, 0.46%
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30
40
50
60
70

Citing countries

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60
80
100
120
140
160
Germany, 152, 23.53%
Germany
152 citations, 23.53%
United Kingdom, 91, 14.09%
United Kingdom
91 citations, 14.09%
Poland, 52, 8.05%
Poland
52 citations, 8.05%
Russia, 51, 7.89%
Russia
51 citations, 7.89%
USA, 51, 7.89%
USA
51 citations, 7.89%
Country not defined, 46, 7.12%
Country not defined
46 citations, 7.12%
Netherlands, 37, 5.73%
Netherlands
37 citations, 5.73%
Brazil, 35, 5.42%
Brazil
35 citations, 5.42%
France, 30, 4.64%
France
30 citations, 4.64%
China, 26, 4.02%
China
26 citations, 4.02%
Denmark, 24, 3.72%
Denmark
24 citations, 3.72%
Canada, 22, 3.41%
Canada
22 citations, 3.41%
Norway, 20, 3.1%
Norway
20 citations, 3.1%
Finland, 20, 3.1%
Finland
20 citations, 3.1%
Czech Republic, 20, 3.1%
Czech Republic
20 citations, 3.1%
Switzerland, 17, 2.63%
Switzerland
17 citations, 2.63%
Sweden, 17, 2.63%
Sweden
17 citations, 2.63%
Australia, 16, 2.48%
Australia
16 citations, 2.48%
Italy, 16, 2.48%
Italy
16 citations, 2.48%
Spain, 14, 2.17%
Spain
14 citations, 2.17%
Georgia, 12, 1.86%
Georgia
12 citations, 1.86%
Iran, 11, 1.7%
Iran
11 citations, 1.7%
India, 10, 1.55%
India
10 citations, 1.55%
Austria, 9, 1.39%
Austria
9 citations, 1.39%
Estonia, 8, 1.24%
Estonia
8 citations, 1.24%
Belgium, 8, 1.24%
Belgium
8 citations, 1.24%
Romania, 7, 1.08%
Romania
7 citations, 1.08%
Slovakia, 7, 1.08%
Slovakia
7 citations, 1.08%
Argentina, 6, 0.93%
Argentina
6 citations, 0.93%
Latvia, 6, 0.93%
Latvia
6 citations, 0.93%
Portugal, 5, 0.77%
Portugal
5 citations, 0.77%
Lithuania, 5, 0.77%
Lithuania
5 citations, 0.77%
Japan, 5, 0.77%
Japan
5 citations, 0.77%
Bulgaria, 3, 0.46%
Bulgaria
3 citations, 0.46%
Ireland, 3, 0.46%
Ireland
3 citations, 0.46%
New Zealand, 3, 0.46%
New Zealand
3 citations, 0.46%
South Africa, 3, 0.46%
South Africa
3 citations, 0.46%
Ukraine, 2, 0.31%
Ukraine
2 citations, 0.31%
Mexico, 2, 0.31%
Mexico
2 citations, 0.31%
Nigeria, 2, 0.31%
Nigeria
2 citations, 0.31%
Turkey, 2, 0.31%
Turkey
2 citations, 0.31%
Hungary, 1, 0.15%
Hungary
1 citation, 0.15%
Vietnam, 1, 0.15%
Vietnam
1 citation, 0.15%
Greece, 1, 0.15%
Greece
1 citation, 0.15%
Colombia, 1, 0.15%
Colombia
1 citation, 0.15%
Malta, 1, 0.15%
Malta
1 citation, 0.15%
Panama, 1, 0.15%
Panama
1 citation, 0.15%
Republic of Korea, 1, 0.15%
Republic of Korea
1 citation, 0.15%
Tanzania, 1, 0.15%
Tanzania
1 citation, 0.15%
Turkmenistan, 1, 0.15%
Turkmenistan
1 citation, 0.15%
Philippines, 1, 0.15%
Philippines
1 citation, 0.15%
Croatia, 1, 0.15%
Croatia
1 citation, 0.15%
Chile, 1, 0.15%
Chile
1 citation, 0.15%
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100
120
140
160
  • We do not take into account publications without a DOI.
  • Statistics recalculated daily.