W. R. Shields

2.4k total citations · 1 hit paper
29 papers, 1.9k citations indexed

About

W. R. Shields is a scholar working on Ecology, Global and Planetary Change and Artificial Intelligence. According to data from OpenAlex, W. R. Shields has authored 29 papers receiving a total of 1.9k indexed citations (citations by other indexed papers that have themselves been cited), including 11 papers in Ecology, 9 papers in Global and Planetary Change and 7 papers in Artificial Intelligence. Recurrent topics in W. R. Shields's work include Isotope Analysis in Ecology (11 papers), Radioactive contamination and transfer (7 papers) and Geochemistry and Geologic Mapping (6 papers). W. R. Shields is often cited by papers focused on Isotope Analysis in Ecology (11 papers), Radioactive contamination and transfer (7 papers) and Geochemistry and Geologic Mapping (6 papers). W. R. Shields collaborates with scholars based in United States. W. R. Shields's co-authors include Thomas J. Murphy, Ernest L. Garner, E.J. Catanzaro, E Garner, J. W. Gramlich, J. N. Rosholt, I. L. Barnes, L. J. Moore, L. A. Machlan and T. J. Murphy and has published in prestigious journals such as Nature, Science and Journal of the American Chemical Society.

In The Last Decade

W. R. Shields

29 papers receiving 1.7k 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.

Absolute isotopic abundance ratios and the atomic weight of a reference sample of chromium

1966 354 citations W. R. Shields, Thomas J. Murphy et al. Journal of Research of the National Bureau of Standards Section A Physics and Chemistry profile →

Peers

Countries citing papers authored by W. R. Shields

Since Specialization

Citations

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

Fields of papers citing papers by W. R. Shields

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of W. R. Shields

This figure shows the co-authorship network connecting the top 25 collaborators of W. R. Shields. A scholar is included among the top collaborators of W. R. Shields 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 W. R. Shields. W. R. Shields 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

#	Work	Indexed citations
1	Multiagent Design Architecture for Intelligent Synthesis Environment 2001 ·Journal of Aircraft ·(unknown), Timothy Middelkoop, A. Krothapalli, W. R. Shields, N. Chandra, Charles A. Smith	1
2	Multi-agent design architecture for Integrated Design Systems 1998 ·36th AIAA Aerospace Sciences Meeting and Exhibit ·(unknown), Timothy Middelkoop, A. Krothapalli, W. R. Shields, (unknown), N. Chandra, (unknown), (unknown)	1
3	Determination of deuterated methanes for use as atmospheric tracers 1987 ·Atmospheric Environment (1967) ·Mohammed Alei, (unknown), M. M. Fowler, (unknown), Maxwell Goldblatt, (unknown), (unknown), (unknown), E. J. Mroz, (unknown), (unknown), J. Poths, D.J. Rokop, W. R. Shields	14
4	Selective laser photoionization for mass spectrometry 1982 ·Analytical Chemistry ·Charles M. Miller, N. S. Nogar, A. J. Gancarz, W. R. Shields	46
5	Determination of the Avogadro Constant 1974 ·Physical Review Letters ·R.D. Deslattes, Albert Henins, Horace A. Bowman, Randall M. Schoonover, Colleen Carroll, I. L. Barnes, L. A. Machlan, L. J. Moore, W. R. Shields	128
6	Internal normalization techniques for high accuracy isotope dilution analyses. Application to molybdenum and nickel in standard reference materials 1974 ·Analytical Chemistry ·L. J. Moore, L. A. Machlan, W. R. Shields, E Garner	47
7	Absolute isotopic abundance ratio and atomic weight of a reference sample of rhenium 1973 ·Journal of Research of the National Bureau of Standards Section A Physics and Chemistry ·J. W. Gramlich, T. J. Murphy, Ernest L. Garner, W. R. Shields	118
8	Isotopic abundance ratios and concentrations of selected elements in some Apollo 15 and Apollo 16 samples 1973 ·Lunar and Planetary Science Conference Proceedings ·I. L. Barnes, E Garner, J. W. Gramlich, L. A. Machlan, John R. Moody, L. J. Moore, Thomas J. Murphy, W. R. Shields	24
9	Lead separation by anodic deposition and isotope ratio mass spectrometry of microgram and smaller samples 1973 ·Analytical Chemistry ·I. L. Barnes, Thomas J. Murphy, J. W. Gramlich, W. R. Shields	93
10	Determination of lead, uranium, thorium, and thallium in silicate glass standard materials by isotope dilution mass spectrometry 1973 ·Analytical Chemistry ·I. L. Barnes, E Garner, J. W. Gramlich, L. J. Moore, Thomas J. Murphy, L. A. Machlan, W. R. Shields, M. Tatsumoto, R.J. Knight	41
11	Isotopic Abundance Ratios and Concentrations of Selected Elements in Apollo 17 Samples 1972 ·LPI ·I. L. Barnes, E Garner, J. W. Gramlich, L. A. Machlan, (unknown), L. J. Moore, (unknown), W. R. Shields, (unknown), (unknown), (unknown), (unknown), (unknown)	7
12	Absolute isotopic abundance ratio and atomic weight of terrestrial rubidium 1969 ·Journal of Research of the National Bureau of Standards Section A Physics and Chemistry ·E.J. Catanzaro, Thomas J. Murphy, E Garner, W. R. Shields	68
13	Absolute isotopic abundance ratios of common, equal-atom, and radiogenic lead isotopic standards 1968 ·Journal of Research of the National Bureau of Standards Section A Physics and Chemistry ·E.J. Catanzaro, Thomas J. Murphy, W. R. Shields, E Garner	238
14	Absolute isotopic abundance ratios and the atomic weight of a reference sample of chromium breakdown → 1966 ·Journal of Research of the National Bureau of Standards Section A Physics and Chemistry ·W. R. Shields, Thomas J. Murphy, E.J. Catanzaro, Ernest L. Garner	354
15	Absolute isotopic abundance ratios and atomic weight of magnesium 1966 ·Journal of Research of the National Bureau of Standards Section A Physics and Chemistry ·E.J. Catanzaro, Thomas J. Murphy, Ernest L. Garner, W. R. Shields	227
16	Absolute isotopic abundance ratio and the atomic weight of a reference sample of copper 1964 ·Journal of Research of the National Bureau of Standards Section A Physics and Chemistry ·W. R. Shields, Thomas J. Murphy, Ernest L. Garner	66
17	Isotopic fractionation of uranium related to roll features in sandstone, Shirley Basin, Wyoming 1964 ·Economic Geology ·J. N. Rosholt, (unknown), W. R. Shields, E Garner	15
18	FRACTIONATION OF URANIUM ISOTOPES AND DAUGHTER PRODUCTS IN WEATHERED GRANITE AND URANIUM-BEARING SANDSTONE, WIND RIVER BASIN REGION, WYOMING 1964 ·OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information) ·J. N. Rosholt, E Garner, W. R. Shields	11
19	Isotopic Fractionation of Uranium in Sandstone 1963 ·Science ·J. N. Rosholt, W. R. Shields, Ernest L. Garner	115
20	Absolute isotopic abundance of terrestrial silver 1962 ·Journal of Research of the National Bureau of Standards Section A Physics and Chemistry ·W. R. Shields, Ernest L. Garner, Vernon H. Dibeler	23

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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