Peer Helmke

2.0k total citations · 1 hit paper
18 papers, 1.4k citations indexed

About

Peer Helmke is a scholar working on Oceanography, Atmospheric Science and Global and Planetary Change. According to data from OpenAlex, Peer Helmke has authored 18 papers receiving a total of 1.4k indexed citations (citations by other indexed papers that have themselves been cited), including 11 papers in Oceanography, 11 papers in Atmospheric Science and 4 papers in Global and Planetary Change. Recurrent topics in Peer Helmke's work include Marine and coastal ecosystems (10 papers), Geology and Paleoclimatology Research (9 papers) and Marine Biology and Ecology Research (6 papers). Peer Helmke is often cited by papers focused on Marine and coastal ecosystems (10 papers), Geology and Paleoclimatology Research (9 papers) and Marine Biology and Ecology Research (6 papers). Peer Helmke collaborates with scholars based in Germany, Netherlands and Spain. Peer Helmke's co-authors include Stefan Schouten, Jaap S. Sinninghe Damsté, Verónica Willmott, Jung-Hyun Kim, Francesca Sangiorgi, Ellen C. Hopmans, Nalân Koç, Jaap van der Meer, Susanne Neuer and Volker Ratmeyer and has published in prestigious journals such as Journal of Geophysical Research Atmospheres, Geochimica et Cosmochimica Acta and Geophysical Research Letters.

In The Last Decade

Peer Helmke

18 papers receiving 1.4k citations

Hit Papers

align trajectories

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.

New indices and calibrations derived from the distribution of crenarchaeal isoprenoid tetraether lipids: Implications for past sea surface temperature reconstructions

2010 565 citations Jung-Hyun Kim, Jaap van der Meer et al. Geochimica et Cosmochimica Acta profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Peer Helmke Germany	13	957	610	552	419	213	18	1.4k
Verónica Willmott Netherlands	18	1.2k 1.2×	466 0.8×	579 1.0×	468 1.1×	176 0.8×	27	1.5k
Eric Tappa United States	23	1.1k 1.2×	821 1.3×	626 1.1×	304 0.7×	284 1.3×	51	1.7k
Thomas Blanz Germany	21	1.3k 1.3×	637 1.0×	608 1.1×	332 0.8×	316 1.5×	41	1.6k
Juan Carlos Herguera Mexico	20	1.5k 1.6×	779 1.3×	923 1.7×	603 1.4×	308 1.4×	58	1.8k
Markus Kienast Canada	21	1.1k 1.1×	525 0.9×	655 1.2×	440 1.1×	169 0.8×	66	1.4k
Pothuri Divakar Naidu India	24	1.5k 1.6×	815 1.3×	746 1.4×	395 0.9×	386 1.8×	65	1.8k
Babette Hoogakker United Kingdom	20	1.3k 1.3×	470 0.8×	427 0.8×	418 1.0×	327 1.5×	42	1.5k
Helge Meggers Germany	26	1.3k 1.3×	599 1.0×	632 1.1×	316 0.8×	464 2.2×	32	1.6k
Kjell Nordberg Sweden	23	1.1k 1.1×	1.1k 1.8×	782 1.4×	325 0.8×	200 0.9×	59	1.7k
Helena L. Filipsson Sweden	26	1.2k 1.3×	861 1.4×	773 1.4×	301 0.7×	147 0.7×	80	1.7k

Countries citing papers authored by Peer Helmke

Since Specialization

Citations

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

Fields of papers citing papers by Peer Helmke

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Peer Helmke

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

All Works

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18 of 18 papers shown

Schwanenberg, Dirk, et al.. (2017). Multi-parametric variational data assimilation for hydrological forecasting. Advances in Water Resources. 110. 182–192. 7 indexed citations

Kim, Jung-Hyun, Stefan Schouten, Marta Rodrigo‐Gámiz, et al.. (2014). Influence of deep-water derived isoprenoid tetraether lipids on the TEX86H paleothermometer in the Mediterranean Sea. Geochimica et Cosmochimica Acta. 150. 125–141. 98 indexed citations

Helmke, Peer, et al.. (2014). Influence of satellite alerts on the efficiency of aircraft monitoring of maritime oil pollution in German waters. Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE. 9240. 92400B–92400B. 1 indexed citations

Romero, Oscar E, Mahyar Mohtadi, Peer Helmke, & Dierk Hebbeln. (2012). High Interglacial Diatom Paleoproductivity in the Western Indo-Pacific Warm Pool During the Last Glacial Cycle. EGUGA. 3327. 1 indexed citations

Kim, Jung‐Hyun, Xavier Crosta, Verónica Willmott, et al.. (2012). Holocene subsurface temperature variability in the eastern Antarctic continental margin. Geophysical Research Letters. 39(6). 68 indexed citations

Romero, Oscar E, Mahyar Mohtadi, Peer Helmke, & Dierk Hebbeln. (2012). High interglacial diatom paleoproductivity in the westernmost Indo‐Pacific Warm Pool during the past 130,000 years. Paleoceanography. 27(3). 13 indexed citations

Romero, Oscar E, George E. A. Swann, David A Hodell, et al.. (2011). A highly productive Subarctic Atlantic during the Last Interglacial and the role of diatoms. Geology. 39(11). 1015–1018. 9 indexed citations

Kim, Jung-Hyun, Jaap van der Meer, Stefan Schouten, et al.. (2010). New indices and calibrations derived from the distribution of crenarchaeal isoprenoid tetraether lipids: Implications for past sea surface temperature reconstructions. Geochimica et Cosmochimica Acta. 74(16). 4639–4654. 565 indexed citations breakdown →

Helmke, Peer, Susanne Neuer, Michael W. Lomas, Henri Conte, & Tim Freudenthal. (2009). Cross-basin differences in particulate organic carbon export and flux attenuation in the subtropical North Atlantic gyre. Deep Sea Research Part I Oceanographic Research Papers. 57(2). 213–227. 31 indexed citations

10.

Lee, Kyung Eun, et al.. (2008). A study of the alkenone, TEX₈₆, and planktonic foraminifera in the Benguela Upwelling System: Implications for past sea surface temperature estimates. Geochemistry Geophysics Geosystems. 9(10). 72 indexed citations

11.

Fischer, Gerhard, G. Karakaş, Meinte Blaas, et al.. (2007). Mineral ballast and particle settling rates in the coastal upwelling system off NW Africa and the South Atlantic. International Journal of Earth Sciences. 98(2). 281–298. 45 indexed citations

12.

Cianca, A., Peer Helmke, Beatriz Mouriño, et al.. (2007). Decadal analysis of hydrography and in situ nutrient budgets in the western and eastern North Atlantic subtropical gyre. Journal of Geophysical Research Atmospheres. 112(C7). 56 indexed citations

13.

Neuer, Susanne, A. Cianca, Peer Helmke, et al.. (2006). Biogeochemistry and hydrography in the eastern subtropical North Atlantic gyre. Results from the European time-series station ESTOC. Progress In Oceanography. 72(1). 1–29. 77 indexed citations

14.

Helmke, Peer, Oscar E Romero, & Gerhard Fischer. (2005). Northwest African upwelling and its effect on offshore organic carbon export to the deep sea. Global Biogeochemical Cycles. 19(4). 48 indexed citations

15.

Stuut, Jan-Berend W, Matthias Zabel, Volker Ratmeyer, et al.. (2005). Provenance of present‐day eolian dust collected off NW Africa. Journal of Geophysical Research Atmospheres. 110(D4). 199 indexed citations

16.

Helmke, Peer. (2003). Remote sensing of the Northwest African upwelling and its production dynamics. Geo-Leo e-docs (Deutsche Initiative für Netzwerkinformation). 6 indexed citations

17.

Davenport, Robert, et al.. (2002). Primary productivity in the northern Canary Islands region as inferred from SeaWiFS imagery. Deep Sea Research Part II Topical Studies in Oceanography. 49(17). 3481–3496. 80 indexed citations

18.

Meggers, Helge, Tim Freudenthal, Silvia Osorio Nave, et al.. (2002). Assessment of geochemical and micropaleontological sedimentary parameters as proxies of surface water properties in the Canary Islands region. Deep Sea Research Part II Topical Studies in Oceanography. 49(17). 3631–3654. 38 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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