Barbara J. Ryan

1.2k total citations · 1 hit paper
18 papers, 631 citations indexed

About

Barbara J. Ryan is a scholar working on Environmental Engineering, Molecular Biology and Astronomy and Astrophysics. According to data from OpenAlex, Barbara J. Ryan has authored 18 papers receiving a total of 631 indexed citations (citations by other indexed papers that have themselves been cited), including 4 papers in Environmental Engineering, 3 papers in Molecular Biology and 2 papers in Astronomy and Astrophysics. Recurrent topics in Barbara J. Ryan's work include Groundwater flow and contamination studies (3 papers), Nuclear and radioactivity studies (2 papers) and Water Quality and Resources Studies (2 papers). Barbara J. Ryan is often cited by papers focused on Groundwater flow and contamination studies (3 papers), Nuclear and radioactivity studies (2 papers) and Water Quality and Resources Studies (2 papers). Barbara J. Ryan collaborates with scholars based in United States, Australia and South Africa. Barbara J. Ryan's co-authors include Argyro Kavvada, William E. Sonntag, Katherine Anderson, Lawrence Friedl, Vincent W. Keng, David A. Largaespada, Josep M. Llovet, Scott W. Lowe, Adam J. Dupuy and Timothy K. Starr and has published in prestigious journals such as Nature Biotechnology, Cancer Research and Genetics.

In The Last Decade

Barbara J. Ryan

18 papers receiving 603 citations

Hit Papers

Earth observation in service of the 2030 Agenda for Susta... 2017 2026 2020 2023 2017 50 100 150 200 250
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. Earth observation in service of the 2030 Agenda for Sustainable Development
    2017 273 citations Katherine Anderson, Barbara J. Ryan et al. Geo-spatial Information Science profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Barbara J. Ryan United States 7 180 163 116 95 61 18 631
Paola Carrara Italy 18 234 1.3× 100 0.6× 181 1.6× 80 0.8× 53 0.9× 87 1.1k
Richard Birnie United Kingdom 15 319 1.8× 99 0.6× 109 0.9× 67 0.7× 35 0.6× 49 1.2k
Steven I. Gordon United States 12 100 0.6× 472 2.9× 125 1.1× 25 0.3× 69 1.1× 36 1.1k
Devin White United States 17 66 0.4× 267 1.6× 103 0.9× 35 0.4× 26 0.4× 47 1.2k
Yu‐Hsin Tsai Taiwan 13 460 2.6× 129 0.8× 76 0.7× 79 0.8× 18 0.3× 29 1.2k
Marco Alfò Italy 19 126 0.7× 81 0.5× 110 0.9× 60 0.6× 28 0.5× 76 1.1k
A. D’Addabbo Italy 17 302 1.7× 223 1.4× 142 1.2× 129 1.4× 46 0.8× 73 962
Richard L. Farnsworth United States 13 118 0.7× 73 0.4× 50 0.4× 26 0.3× 47 0.8× 32 547
Alexander Gribov United States 9 115 0.6× 72 0.4× 52 0.4× 159 1.7× 12 0.2× 13 764
Yinghui Zhang China 15 209 1.2× 157 1.0× 239 2.1× 139 1.5× 42 0.7× 48 674

Countries citing papers authored by Barbara J. Ryan

Since Specialization
Citations

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

Fields of papers citing papers by Barbara J. Ryan

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Barbara J. Ryan. 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 Barbara J. Ryan. The network helps show where Barbara J. Ryan may publish in the future.

Co-authorship network of co-authors of Barbara J. Ryan

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

All Works

18 of 18 papers shown
1.
Liao, Xiaohan, Huanyin Yue, Ronggao Liu, et al.. (2019). Launching an unmanned aerial vehicle remote sensing data carrier: concept, key components and prospects. International Journal of Digital Earth. 13(10). 1172–1185. 8 indexed citations
2.
Anderson, Katherine, Barbara J. Ryan, William E. Sonntag, Argyro Kavvada, & Lawrence Friedl. (2017). Earth observation in service of the 2030 Agenda for Sustainable Development. Geo-spatial Information Science. 20(2). 77–96. 273 indexed citations breakdown →
3.
Ryan, Barbara J.. (2017). Open access to data crucial for a sustainable future. Impact. 2017(3). 12–13. 2 indexed citations
4.
Lewis, Adam, Leo Lymburner, Matthew B.J. Purss, et al.. (2015). Rapid, high-resolution detection of environmental change over continental scales from satellite data – the Earth Observation Data Cube. International Journal of Digital Earth. 9(1). 106–111. 85 indexed citations
5.
Ryan, Barbara J. & Douglas Cripe. (2014). The Group on Earth Observations (GEO) through 2025. 40. 2 indexed citations
6.
Moskovitz, Nicholas, Tim Lister, Barbara J. Ryan, et al.. (2013). The Near-Earth Flyby of Asteroid 2012 DA14. DPS. 1 indexed citations
7.
Burnett, William C., Richard N. Peterson, Supitcha Chanyotha, Gullaya Wattayakorn, & Barbara J. Ryan. (2012). Using high-resolution in situ radon measurements to determine groundwater discharge at a remote location: Tonle Sap Lake, Cambodia. Journal of Radioanalytical and Nuclear Chemistry. 296(1). 97–103. 27 indexed citations
8.
Riordan, Jesse D., Vincent W. Keng, Barbara J. Ryan, et al.. (2010). Abstract 236: Sleeping Beauty transposon integration within the Dlk1-Dio3 imprinted domain is associated with hepatocellular carcinoma development. Cancer Research. 70(8_Supplement). 236–236. 1 indexed citations
9.
Keng, Vincent W., Augusto Villanueva, Derek Y. Chiang, et al.. (2009). A conditional transposon-based insertional mutagenesis screen for genes associated with mouse hepatocellular carcinoma. Nature Biotechnology. 27(3). 264–274. 158 indexed citations
10.
Keng, Vincent W., Barbara J. Ryan, Kirk J. Wangensteen, et al.. (2009). Efficient Transposition of Tol2 in the Mouse Germline. Genetics. 183(4). 1565–1573. 34 indexed citations
11.
Kelmelis, John A., et al.. (2003). <I>The National Map</I> From Geography to Mapping and Back Again. Photogrammetric Engineering & Remote Sensing. 69(10). 1109–1118. 15 indexed citations
12.
Baas, Leenard, et al.. (1999). Petro-chemical Sector. 73–90. 1 indexed citations
13.
Ryan, Barbara J. & K.L. Kipp. (1997). Ground-water flow and contaminant transport at a radioactive-materials processing site, Wood River Junction, Rhode Island. USGS professional paper. 4 indexed citations
14.
Ryan, Barbara J., et al.. (1995). Atrazine Concentrations in the Delaware River, Kansas. Fact sheet. 2 indexed citations
15.
Leahy, P. Patrick, Barbara J. Ryan, & A. I. Johnson. (1993). AN INTRODUCTION TO THE U.S. GEOLOGICAL SURVEY'S NATIONAL WATER‐QUALITY ASSESSMENT PROGRAM. JAWRA Journal of the American Water Resources Association. 29(4). 529–532. 6 indexed citations
16.
Ryan, Barbara J.. (1985). Geohydrologic data for a low-level radioactive contamination site, Wood River Junction, Rhode Island. Antarctica A Keystone in a Changing World. 2 indexed citations
17.
Ryan, Barbara J. & K.L. Kipp. (1984). Low-level radioactive ground-water contamination from a cold scrap recovery operation, Wood River Junction, Rhode Island. Antarctica A Keystone in a Changing World. 6 indexed citations
18.
Ryan, Barbara J.. (1980). Cape Cod Aquifer, Cape Cod, Massachusetts. Antarctica A Keystone in a Changing World. 4 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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