James McManus

10.6k total citations · 1 hit paper
123 papers, 8.4k citations indexed

About

James McManus is a scholar working on Geochemistry and Petrology, Atmospheric Science and Paleontology. According to data from OpenAlex, James McManus has authored 123 papers receiving a total of 8.4k indexed citations (citations by other indexed papers that have themselves been cited), including 63 papers in Geochemistry and Petrology, 49 papers in Atmospheric Science and 35 papers in Paleontology. Recurrent topics in James McManus's work include Geochemistry and Elemental Analysis (55 papers), Geology and Paleoclimatology Research (48 papers) and Paleontology and Stratigraphy of Fossils (35 papers). James McManus is often cited by papers focused on Geochemistry and Elemental Analysis (55 papers), Geology and Paleoclimatology Research (48 papers) and Paleontology and Stratigraphy of Fossils (35 papers). James McManus collaborates with scholars based in United States, Germany and United Kingdom. James McManus's co-authors include William M. Berelson, G. P. Klinkhammer, Douglas E. Hammond, Silke Severmann, Brian A. Haley, Robert W. Collier, Christopher Siebert, Rebecca Poulson, April N. Abbott and Marta E. Torres and has published in prestigious journals such as Nature, Science and Journal of Geophysical Research Atmospheres.

In The Last Decade

James McManus

121 papers receiving 8.1k citations

Hit Papers

align trajectories sort by overperformance

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.

Rare earth elements in pore waters of marine sediments

2004 642 citations Brian A. Haley, G. P. Klinkhammer et al. Geochimica et Cosmochimica Acta profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author						Papers	Cites
James McManus	4.0k	3.1k	2.9k	2.0k	1.9k	123	8.4k
Hans‐Jürgen Brumsack	4.6k 1.2×	4.5k 1.5×	4.1k 1.4×	1.9k 1.0×	2.5k 1.3×	193	11.1k
S. E. Calvert	3.2k 0.8×	3.5k 1.1×	2.8k 1.0×	2.1k 1.1×	1.4k 0.7×	83	8.2k
William M. Berelson	2.8k 0.7×	2.5k 0.8×	2.4k 0.8×	4.1k 2.0×	1.8k 0.9×	160	9.0k
G. P. Klinkhammer	5.6k 1.4×	4.9k 1.6×	3.1k 1.1×	2.5k 1.2×	2.7k 1.4×	102	12.5k
R. Raiswell	4.4k 1.1×	4.2k 1.4×	4.8k 1.7×	1.5k 0.7×	2.9k 1.5×	103	11.5k
Thomas F. Pedersen	2.1k 0.5×	4.7k 1.5×	2.3k 0.8×	2.7k 1.4×	2.4k 1.2×	91	8.9k
J. Thomson	2.3k 0.6×	3.8k 1.2×	1.8k 0.6×	1.7k 0.9×	1.0k 0.5×	120	7.2k
David T. Johnston	3.4k 0.9×	3.5k 1.2×	5.3k 1.9×	978 0.5×	1.9k 1.0×	112	8.8k
Steven Emerson	3.3k 0.8×	3.3k 1.1×	2.2k 0.8×	5.8k 2.9×	2.0k 1.0×	112	11.3k
Douglas E. Hammond	2.1k 0.5×	2.0k 0.7×	1.3k 0.5×	2.0k 1.0×	1.4k 0.7×	116	5.8k

Countries citing papers authored by James McManus

Since Specialization

Citations

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

Fields of papers citing papers by James McManus

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of James McManus

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

All Works

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20 of 20 papers shown

Li, Siqi, et al.. (2025). Refining the signature of thallium isotopes in low oxygen marine environments. Geochimica et Cosmochimica Acta. 407. 338–356.

Li, Wenshuai, Ryoichi Nakada, James McManus, et al.. (2025). Decoupling cerium isotope fractionation from cerium anomalies in marine sediments. Earth and Planetary Science Letters. 671. 119652–119652. 1 indexed citations

Slomp, Caroline P., Martijn Hermans, Niels A. G. M. van Helmond, et al.. (2025). A niche for diverse cable bacteria in continental margin sediments overlain by oxygen-deficient waters. Biogeosciences. 22(18). 4885–4902.

Du, Jianghui, Brian A. Haley, James McManus, et al.. (2025). Abyssal seafloor as a key driver of ocean trace-metal biogeochemical cycles. Nature. 642(8068). 620–627. 7 indexed citations

Rotjan, Randi, Katherine L.C. Bell, Julie A. Huber, et al.. (2023). COBRA Master Class: Providing deep-sea expedition leadership training to accelerate early career advancement. Frontiers in Marine Science. 10. 2 indexed citations

Deng, Kai, Jörg Rickli, Tim Jesper Suhrhoff, et al.. (2023). Dominance of benthic fluxes in the oceanic beryllium budget and implications for paleo-denudation records. Science Advances. 9(23). eadg3702–eadg3702. 13 indexed citations

Longman, Jack, Ann G. Dunlea, Philipp Böning, et al.. (2023). Release of tephra-hosted iron during early diagenesis fingerprinted by iron isotopes. Earth and Planetary Science Letters. 605. 118016–118016. 8 indexed citations

Beam, Jacob P., Jarrod J. Scott, Sean M. McAllister, et al.. (2018). Biological rejuvenation of iron oxides in bioturbated marine sediments. The ISME Journal. 12(5). 1389–1394. 31 indexed citations

Zinke, Laura, Brandi Kiel Reese, James McManus, et al.. (2018). Sediment Microbial Communities Influenced by Cool Hydrothermal Fluid Migration. Frontiers in Microbiology. 9. 1249–1249. 14 indexed citations

10.

McManus, James, Martin R. Palmer, Brian A. Haley, Norman Murray, & Hayley Manners. (2016). Pore Water Constraints on the Competition Between Carbonate and Tephra Diagenesis in Sediments from the Lesser Antilles Volcanic Arc: Implications for Carbon Preservation. AGU Fall Meeting Abstracts. 2016. 1 indexed citations

11.

Torres, Marta E., Wei‐Li Hong, James McManus, et al.. (2015). Crustal fluid and ash alteration impacts on the biosphere of Shikoku Basin sediments, Nankai Trough, Japan. Geobiology. 13(6). 562–580. 20 indexed citations

12.

Chase, Zanna, James McManus, Alan C Mix, & Jesse M Muratli. (2014). Southern-ocean and glaciogenic nutrients control diatom export production on the Chile margin. Quaternary Science Reviews. 99. 135–145. 14 indexed citations

13.

Homoky, William B., Silke Severmann, James McManus, et al.. (2012). Dissolved oxygen and suspended particles regulate the benthic flux of iron from continental margins. Marine Chemistry. 134-135. 59–70. 69 indexed citations

14.

Muratli, Jesse M, James McManus, Alan C Mix, & Zanna Chase. (2011). Dissolution of fluoride complexes following microwave-assisted hydrofluoric acid digestion of marine sediments. Talanta. 89. 195–200. 46 indexed citations

15.

Siebert, Christopher, et al.. (2006). Germanium isotope measurements of high-temperature geothermal fluids using double-spike hydride generation MC-ICP-MS. Geochimica et Cosmochimica Acta. 70(15). 3986–3995. 34 indexed citations

16.

Bernhard, Anne E., et al.. (2004). Microbial community dynamics based on 16S rRNA gene profiles in a Pacific Northwest estuary and its tributaries. FEMS Microbiology Ecology. 52(1). 115–128. 97 indexed citations

17.

Klinkhammer, G. P., et al.. (2000). Behavior of terrestrial dissolved organic matter at the continent-ocean boundary from high-resolution distributions. Geochimica et Cosmochimica Acta. 64(16). 2765–2774. 24 indexed citations

18.

Hammond, D., James McManus, William M. Berelson, Tammy E. Kilgore, & Robert H. Pope. (1996). Early diagenesis of organic material in equatorial Pacific sediments: stpichiometry and kinetics. Deep Sea Research Part II Topical Studies in Oceanography. 43(4-6). 1365–1412. 125 indexed citations

19.

McManus, James, Robert W. Collier, Chen‐Tung Arthur Chen, & Jack Dymond. (1992). Physical properties of Crater Lake, Oregon: A method for the determination of a conductivity‐ and temperature‐dependent expression for salinity. Limnology and Oceanography. 37(1). 41–53. 27 indexed citations

20.

Buller, A. T., et al.. (1975). Dynamics and sedimentation; the Tay in comparison with other estuaries. Pages. 16 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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