R. Michael Lloyd

1.3k total citations · 1 hit paper
16 papers, 994 citations indexed

About

R. Michael Lloyd is a scholar working on Oceanography, Ecology and Geochemistry and Petrology. According to data from OpenAlex, R. Michael Lloyd has authored 16 papers receiving a total of 994 indexed citations (citations by other indexed papers that have themselves been cited), including 6 papers in Oceanography, 6 papers in Ecology and 6 papers in Geochemistry and Petrology. Recurrent topics in R. Michael Lloyd's work include Isotope Analysis in Ecology (6 papers), Groundwater and Isotope Geochemistry (5 papers) and Paleontology and Stratigraphy of Fossils (4 papers). R. Michael Lloyd is often cited by papers focused on Isotope Analysis in Ecology (6 papers), Groundwater and Isotope Geochemistry (5 papers) and Paleontology and Stratigraphy of Fossils (4 papers). R. Michael Lloyd collaborates with scholars based in United States, Netherlands and Switzerland. R. Michael Lloyd's co-authors include R. P. Major, F. Jerry Lucia, Bernhard Kummel, Robert N. Ginsburg, K. J. Hsü, Gerald A. Fowler, Mark W. Longman, Kenneth S. Deffeyes and Gerald M. Friedman and has published in prestigious journals such as Science, Journal of Geophysical Research Atmospheres and Geochimica et Cosmochimica Acta.

In The Last Decade

R. Michael Lloyd

16 papers receiving 897 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.

Oxygen isotope behavior in the Sulfate-Water System

1968 432 citations R. Michael Lloyd Journal of Geophysical Research Atmospheres profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
R. Michael Lloyd United States	10	457	374	324	260	214	16	994
H. Nielsen Germany	16	366 0.8×	321 0.9×	255 0.8×	179 0.7×	170 0.8×	32	844
E. Usdowski Germany	16	365 0.8×	429 1.1×	338 1.0×	294 1.1×	142 0.7×	30	1.0k
A. Lerman United States	14	274 0.6×	261 0.7×	208 0.6×	235 0.9×	161 0.8×	29	898
Amos Bein Israel	19	340 0.7×	401 1.1×	365 1.1×	165 0.6×	95 0.4×	34	1.1k
M. N. A. Peterson United States	14	539 1.2×	380 1.0×	339 1.0×	129 0.5×	97 0.5×	16	1.2k
V. A. Grinenko Russia	10	322 0.7×	284 0.8×	120 0.4×	181 0.7×	231 1.1×	29	827
M. L. Jensen United States	15	331 0.7×	160 0.4×	141 0.4×	235 0.9×	119 0.6×	37	880
J. Hoefs Germany	18	305 0.7×	283 0.8×	374 1.2×	139 0.5×	120 0.6×	31	1.3k
Ulrich von Stackelberg Germany	15	459 1.0×	343 0.9×	242 0.7×	186 0.7×	151 0.7×	27	1.2k
Harry Allison Tourtelot United States	10	256 0.6×	213 0.6×	242 0.7×	67 0.3×	110 0.5×	22	766

Countries citing papers authored by R. Michael Lloyd

Since Specialization

Citations

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

Fields of papers citing papers by R. Michael Lloyd

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by R. Michael Lloyd. 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 R. Michael Lloyd. The network helps show where R. Michael Lloyd may publish in the future.

Co-authorship network of co-authors of R. Michael Lloyd

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

All Works

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16 of 16 papers shown

1.

Longman, Mark W., et al.. (1996). Spiculitic Chert Reservoir in Glick Field, South-Central Kansas. The Mountain Geologist. 32(1). 140–162. 10 indexed citations

2.

Friedman, Gerald M., R. P. Major, R. Michael Lloyd, & F. Jerry Lucia. (1993). Oxygen isotope composition of Holocene dolomite formed in a humid hypersaline setting: Comment and Reply. Geology. 21(3). 281–281. 2 indexed citations

3.

Major, R. P., R. Michael Lloyd, & F. Jerry Lucia. (1992). Oxygen isotope composition of Holocene dolomite formed in a humid hypersaline setting. Geology. 20(7). 586–586. 53 indexed citations

4.

Lloyd, R. Michael, et al.. (1989). Seismic detection and interpretation of porosity in Carboniferous age rocks of Kansas and Oklahoma. Geophysics. 54(11). 1371–1383. 4 indexed citations

5.

Lloyd, R. Michael. (1977). Porosity Reduction by Chemical Compaction--Stable-Isotope Model: ABSTRACT. AAPG Bulletin. 61. 3 indexed citations

6.

Lloyd, R. Michael & K. J. Hsü. (1972). STABLE‐ISOTOPE INVESTIGATIONS OF SEDIMENTS FROM THE DSDP III CRUISE TO SOUTH ATLANTIC. Sedimentology. 19(1-2). 45–58. 6 indexed citations

7.

Lloyd, R. Michael. (1969). A Paleoecological Interpretation of the Caloosahatchee Formation, Using Stable Isotope Methods. The Journal of Geology. 77(1). 1–25. 13 indexed citations

8.

Lloyd, R. Michael. (1968). Oxygen isotope behavior in the Sulfate-Water System. Journal of Geophysical Research Atmospheres. 73(18). 6099–6110. 432 indexed citations breakdown →

9.

Deffeyes, Kenneth S., et al.. (1967). Marine Dolomite of Unusual Isotopic Composition. Science. 155(3759). 189–191. 8 indexed citations

10.

Deffeyes, Kenneth S., et al.. (1967). Marine Dolomite of Unusual Isotopic Composition. Science. 155(3759). 189–191. 2 indexed citations

11.

Lloyd, R. Michael. (1967). Oxygen-18 Composition of Oceanic Sulfate. Science. 156(3779). 1228–1231. 171 indexed citations

12.

Lloyd, R. Michael. (1966). Oxygen isotope enrichment of sea water by evaporation. Geochimica et Cosmochimica Acta. 30(8). 801–814. 122 indexed citations

13.

Lloyd, R. Michael. (1964). Variations in the Oxygen and Carbon Isotope Ratios of Florida Bay Mollusks and Their Environmental Significance. The Journal of Geology. 72(1). 84–111. 123 indexed citations

14.

Ginsburg, Robert N. & R. Michael Lloyd. (1956). A manual piston coring device for use in shallow water. Journal of Sedimentary Research. 26(1). 64–66. 12 indexed citations

15.

Kummel, Bernhard & R. Michael Lloyd. (1955). Experiments on relative streamlining of coiled cephalopod shells. Journal of Paleontology. 29(1). 159–170. 23 indexed citations

16.

Lloyd, R. Michael. (1954). A technique for separating clay minerals from limestones. Journal of Sedimentary Research. 24(3). 218–0. 10 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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