This map shows the geographic impact of R. A. Langel'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. A. Langel with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites R. A. Langel more than expected).
This network shows the impact of papers produced by R. A. Langel. 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. A. Langel. The network helps show where R. A. Langel may publish in the future.
Co-authorship network of co-authors of R. A. Langel
This figure shows the co-authorship network connecting the top 25 collaborators of R. A. Langel.
A scholar is included among the top collaborators of R. A. Langel 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. A. Langel. R. A. Langel is excluded from
the visualization to improve readability, since they are connected to all nodes in the network.
Sabaka, Terence J., Nils Olsen, & R. A. Langel. (2000). A Comprehensive Model of the Near-Earth Magnetic Field. NASA Technical Reports Server (NASA).10 indexed citations
3.
Langel, R. A., et al.. (1997). Adjustment of UARS, POGS, and DE- 1 Satellite Magnetic Field Data for Modeling of Earth's Main Field.. Earth Planets and Space. 49(2). 393–415.3 indexed citations
Langel, R. A.. (1982). Results from the Magsat mission. Johns Hopkins APL technical digest. 3. 307–324.2 indexed citations
13.
Langel, R. A. & R. H. Estes. (1982). Comparison of candidate IGRF models.. Journal of geomagnetism and geoelectricity. 34(6). 365–381.8 indexed citations
Langel, R. A., et al.. (1980). Initial geomagnetic field model from MAGSAT.2 indexed citations
16.
Langel, R. A., E. B. Fabiano, & Gilbert D. Mead. (1978). The utility of surface magnetic field measurements in the MAGSAT program. Unknow.4 indexed citations
17.
Langel, R. A.. (1974). Near-earth magnetic disturbance in total field at high latitudes. I - Summary of data from Ogo 2, 4, and 6. II - Interpretation of data from Ogo 2, 4, and 6. NASA Technical Reports Server (NASA). 79.1 indexed citations
Cain, Joe, S. J. Hendricks, & R. A. Langel. (1967). Magnetic chart of the Brazilian anomaly - A verification. Geomagnetism and Aeronomy. 8. 84.6 indexed citations
20.
Cain, Joe, S. J. Hendricks, & R. A. Langel. (1966). First magnetic field results from the OGO-2 satellite. NASA Technical Reports Server (NASA).11 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.