Roger Sassen

7.8k total citations · 1 hit paper
95 papers, 6.1k citations indexed

About

Roger Sassen is a scholar working on Mechanics of Materials, Environmental Chemistry and Global and Planetary Change. According to data from OpenAlex, Roger Sassen has authored 95 papers receiving a total of 6.1k indexed citations (citations by other indexed papers that have themselves been cited), including 65 papers in Mechanics of Materials, 53 papers in Environmental Chemistry and 48 papers in Global and Planetary Change. Recurrent topics in Roger Sassen's work include Hydrocarbon exploration and reservoir analysis (65 papers), Methane Hydrates and Related Phenomena (53 papers) and Atmospheric and Environmental Gas Dynamics (48 papers). Roger Sassen is often cited by papers focused on Hydrocarbon exploration and reservoir analysis (65 papers), Methane Hydrates and Related Phenomena (53 papers) and Atmospheric and Environmental Gas Dynamics (48 papers). Roger Sassen collaborates with scholars based in United States, United Kingdom and Canada. Roger Sassen's co-authors include Alexei V. Milkov, Ian R. MacDonald, H. R. Krouse, Hans G. Machel, Stephen T. Sweet, John M. Brooks, Debra A. DeFreitas, Norman L. Guinasso, Harry H. Roberts and Robert S. Carney and has published in prestigious journals such as Science, Journal of Geophysical Research Atmospheres and Geochimica et Cosmochimica Acta.

In The Last Decade

Roger Sassen

93 papers receiving 5.7k citations

Hit Papers

Products and distinguishing criteria of bacterial and the... 1995 2026 2005 2015 1995 200 400 600
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. Products and distinguishing criteria of bacterial and thermochemical sulfate reduction
    1995 730 citations Roger Sassen et al. profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Roger Sassen United States 42 3.8k 3.1k 2.2k 1.3k 797 95 6.1k
Martin Schoell United States 39 5.0k 1.3× 6.3k 2.0× 3.9k 1.7× 1.5k 1.2× 929 1.2× 83 9.8k
Eckhard Faber Germany 28 2.4k 0.6× 2.0k 0.7× 1.6k 0.7× 827 0.7× 408 0.5× 56 4.0k
C. Ruppel United States 47 5.1k 1.3× 2.9k 0.9× 2.1k 0.9× 1.7k 1.4× 1.5k 1.8× 116 7.0k
Michael J. Whiticar Canada 38 5.6k 1.5× 3.9k 1.2× 3.5k 1.6× 2.4k 1.9× 488 0.6× 85 8.5k
Jeffrey S. Seewald United States 51 2.6k 0.7× 2.5k 0.8× 1.3k 0.6× 997 0.8× 1.6k 2.1× 105 7.6k
Paul Farrimond United Kingdom 40 1.3k 0.4× 2.7k 0.8× 731 0.3× 1.7k 1.3× 624 0.8× 76 5.2k
Duofu Chen China 38 3.8k 1.0× 2.8k 0.9× 976 0.4× 1.8k 1.4× 545 0.7× 200 5.3k
Alexei V. Milkov United States 38 4.7k 1.2× 3.5k 1.1× 2.6k 1.2× 1.3k 1.0× 555 0.7× 77 5.7k
William Ussler United States 40 3.5k 0.9× 1.8k 0.6× 1.6k 0.7× 2.0k 1.6× 488 0.6× 84 5.2k
George E. Claypool United States 21 1.5k 0.4× 1.9k 0.6× 895 0.4× 1.1k 0.9× 1.1k 1.4× 53 4.1k

Countries citing papers authored by Roger Sassen

Since Specialization
Citations

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

Fields of papers citing papers by Roger Sassen

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Roger Sassen

This figure shows the co-authorship network connecting the top 25 collaborators of Roger Sassen. A scholar is included among the top collaborators of Roger Sassen 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 Roger Sassen. Roger Sassen 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.
Feng, Dong, Daniel Birgel, Jörn Peckmann, et al.. (2014). Time integrated variation of sources of fluids and seepage dynamics archived in authigenic carbonates from Gulf of Mexico Gas Hydrate Seafloor Observatory. Chemical Geology. 385. 129–139. 60 indexed citations
2.
Sassen, Roger, Alexei V. Milkov, Harry H. Roberts, et al.. (2003). Gas venting and subsurface charge in the Green Canyon area, Gulf of Mexico continental slope. Organic Geochemistry. 34(10). 1455–1464. 61 indexed citations
3.
Milkov, Alexei V. & Roger Sassen. (2003). Two-dimensional modeling of gas hydrate decomposition in the northwestern Gulf of Mexico: significance to global change assessment. Global and Planetary Change. 36(1-2). 31–46. 49 indexed citations
4.
Milkov, Alexei V. & Roger Sassen. (2003). Preliminary assessment of resources and economic potential of individual gas hydrate accumulations in the Gulf of Mexico continental slope. Marine and Petroleum Geology. 20(2). 111–128. 71 indexed citations
5.
Fisher, C. R., Ian R. MacDonald, Roger Sassen, et al.. (2000). Methane Ice Worms: Hesiocaeca methanicola Colonizing Fossil Fuel Reserves. Die Naturwissenschaften. 87(4). 184–187. 68 indexed citations
6.
Sassen, Roger, Samantha B. Joye, Stephen T. Sweet, et al.. (1999). Thermogenic gas hydrates and hydrocarbon gases in complex chemosynthetic communities, Gulf of Mexico continental slope. Organic Geochemistry. 30(7). 485–497. 190 indexed citations
7.
Requejo, A.G., Roger Sassen, Thomas J. McDonald, et al.. (1996). Polynuclear aromatic hydrocarbons (PAH) as indicators of the source and maturity of marine crude oils. Organic Geochemistry. 24(10-11). 1017–1033. 60 indexed citations
8.
Comet, Paul A., et al.. (1994). Triterpenes in a Nigerian oil. Organic Geochemistry. 22(2). 323–329. 14 indexed citations
9.
Sassen, Roger, John M. Brooks, M.C. Kennicutt, Ian R. MacDonald, & Norman L. Guinasso. (1993). How oil seeps, discoveries relate in deepwater Gulf of Mexico. Oil & gas journal. 20 indexed citations
10.
Sassen, Roger, et al.. (1993). Hydrocarbon Transfer Pathways from Smackover Source Rocks to Younger Reservoir Traps in the Monroe Gas Field, Northeast Louisiana. AAPG Bulletin. 43. 11 indexed citations
11.
Sassen, Roger, et al.. (1993). Identification of Organic-Rich Lower Tertiary Shales as Petroleum Source Rocks, South Louisiana. AAPG Bulletin. 43. 11 indexed citations
12.
13.
Sassen, Roger, et al.. (1989). Effects of elemental sulfur during programmed pyrolysis. AAPG Bulletin. 1 indexed citations
14.
Moslow, Thomas F., et al.. (1989). Sparta sandstones: future exploration potential in south-central Louisiana. 1 indexed citations
15.
Roberts, Harry H., Roger Sassen, Robert S. Carney, & Paul Aharon. (1989). 13C-Depleted Authigenic Carbonate Buildups from Hydrocarbon Seeps, Louisiana Continental Slope. AAPG Bulletin. 39. 23 indexed citations
16.
Sassen, Roger, et al.. (1989). A Correlation of the Physical and Chemical Properties of Three South Louisiana Crudes With Their Degree of Biodegradation. SPE International Symposium on Oilfield Chemistry. 5 indexed citations
17.
Heydari, Ezat, Clyde H. Moore, & Roger Sassen. (1988). Late burial diagenesis driven by thermal degradation of hydrocarbons and thermochemical sulfate reduction. OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information). 1 indexed citations
18.
Roberts, Harry H., Roger Sassen, & Paul Aharon. (1988). Petroleum - derived authigenic carbonates of the Louisiana continental slope. 36. 101–105. 9 indexed citations
19.
Wade, William J., et al.. (1987). Stratigraphy and Source Potential of the Smackover Formation in the Northern Manila Embayment, Southwest Alabama. AAPG Bulletin. 37. 17 indexed citations
20.
McCabe, Chad, et al.. (1987). Occurrence of secondary magnetite within biodegraded oil. Geology. 15(1). 7–7. 94 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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