A. Hager

5.9k total citations · 1 hit paper
81 papers, 4.7k citations indexed

About

A. Hager is a scholar working on Plant Science, Molecular Biology and Renewable Energy, Sustainability and the Environment. According to data from OpenAlex, A. Hager has authored 81 papers receiving a total of 4.7k indexed citations (citations by other indexed papers that have themselves been cited), including 40 papers in Plant Science, 39 papers in Molecular Biology and 16 papers in Renewable Energy, Sustainability and the Environment. Recurrent topics in A. Hager's work include Photosynthetic Processes and Mechanisms (22 papers), Algal biology and biofuel production (16 papers) and Mycorrhizal Fungi and Plant Interactions (13 papers). A. Hager is often cited by papers focused on Photosynthetic Processes and Mechanisms (22 papers), Algal biology and biofuel production (16 papers) and Mycorrhizal Fungi and Plant Interactions (13 papers). A. Hager collaborates with scholars based in Germany, Sweden and Argentina. A. Hager's co-authors include Harald Stransky, Rainer Schwacke, Peter Salzer, Ramón Serrano, Günter Debus, Otmar Spring, L. Brauner, Wolfgang Pfeiffer, M. Helmle and Margret Sauter and has published in prestigious journals such as The Plant Cell, PLANT PHYSIOLOGY and Brain Research.

In The Last Decade

A. Hager

81 papers receiving 4.3k citations

Hit Papers

Versuche und Hypothese zur Prim�rwirkung des Auxins beim ... 1971 2026 1989 2007 1971 100 200 300 400
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. Versuche und Hypothese zur Prim�rwirkung des Auxins beim Streckungswachstum
    1971 431 citations A. Hager et al. Planta profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
A. Hager Germany 37 2.8k 2.6k 792 545 491 81 4.7k
Peter Böger Germany 36 1.7k 0.6× 2.7k 1.1× 1.2k 1.6× 701 1.3× 373 0.8× 252 5.0k
H. W. Siegelman United States 38 2.1k 0.8× 2.1k 0.8× 658 0.8× 598 1.1× 384 0.8× 78 4.0k
Christian Triantaphylidès France 35 3.2k 1.2× 3.8k 1.5× 842 1.1× 309 0.6× 166 0.3× 60 6.2k
T.W. Goodwin United Kingdom 26 1.1k 0.4× 2.1k 0.8× 773 1.0× 699 1.3× 315 0.6× 72 4.7k
Horst Senger Germany 31 1.6k 0.6× 2.4k 0.9× 1.5k 1.9× 590 1.1× 552 1.1× 165 4.0k
Franz–Christian Czygan Germany 23 1.2k 0.4× 1.2k 0.5× 535 0.7× 567 1.0× 306 0.6× 89 2.5k
Benoı̂t Schoefs France 40 1.8k 0.6× 2.2k 0.9× 1.7k 2.2× 313 0.6× 366 0.7× 121 4.8k
Richard C. Leegood United Kingdom 43 3.9k 1.4× 3.6k 1.4× 617 0.8× 324 0.6× 392 0.8× 89 5.8k
Harry Y. Yamamoto United States 30 2.0k 0.7× 3.1k 1.2× 875 1.1× 677 1.2× 371 0.8× 66 4.0k
Harald Stransky Germany 28 2.2k 0.8× 1.7k 0.7× 478 0.6× 259 0.5× 351 0.7× 39 3.2k

Countries citing papers authored by A. Hager

Since Specialization
Citations

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

Fields of papers citing papers by A. Hager

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of A. Hager

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

All Works

20 of 20 papers shown
1.
Piehl, Lidia L., Francisco Capani, Graciela Facorro, et al.. (2007). Nitric oxide increases in the rat retina after continuous illumination. Brain Research. 1156. 112–119. 19 indexed citations
2.
Hager, A., Peter Ellmark, Carl Borrebaeck, & Christina Furebring. (2003). Affinity and Epitope Profiling of Mouse Anti‐CD40 Monoclonal Antibodies. Scandinavian Journal of Immunology. 57(6). 517–524. 18 indexed citations
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Stransky, Harald, et al.. (1995). FAD is a further essential cofactor of the NAD(P)H and O2‐dependent zeaxanthin‐epoxidase. FEBS Letters. 376(1-2). 45–48. 72 indexed citations
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Takeshige, Kazuhiko, Masashi Tazawa, & A. Hager. (1988). Characterization of the H+ Translocating Adenosine Triphosphatase and Pyrophosphatase of Vacuolar Membranes Isolated by Means of a Perfusion Technique from Chara corallina. PLANT PHYSIOLOGY. 86(4). 1168–1173. 40 indexed citations
10.
Hager, A., et al.. (1986). Primary and Secondary Energized Ion Translocating Systems on Membranes of Plant Cells. Berichte der Deutschen Botanischen Gesellschaft. 99(1). 281–295. 19 indexed citations
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Spring, Otmar & A. Hager. (1982). Inhibition of elongation growth by two sesquiterpene lactones isolated from Helianthus annuus L.. Planta. 156(5). 433–440. 33 indexed citations
13.
Hager, A.. (1974). Subjektivität und Sein : das Hegelsche System als ein geschichtliches Stadium der Durchsicht auf Sein. K. Alber eBooks. 1 indexed citations
14.
Hager, A.. (1971). Das differenzielle Wachstum bei photo‐ und geotropischen Krümmungen. Berichte der Deutschen Botanischen Gesellschaft. 84(6). 331–350. 2 indexed citations
15.
Hager, A., et al.. (1971). Versuche und Hypothese zur Prim�rwirkung des Auxins beim Streckungswachstum. Planta. 100(1). 47–75. 431 indexed citations breakdown →
16.
Stransky, Harald & A. Hager. (1970). [A carotenoid pattern and the occurence of the light-induced xanthophyll cycle in various classes of algae. II. Xanthophyceae].. PubMed. 71(2). 164–90. 28 indexed citations
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Hager, A., et al.. (1970). Ver�nderung der Lichtabsorption eines Carotinoids im Enzym (De-epoxidase)-Substrat(Violaxanthin)-Komplex. Planta. 93(4). 314–322. 33 indexed citations
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Hager, A., et al.. (1968). Auxintransport und Phototropismus. Planta. 83(4). 347–371. 25 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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