J. van Zyl

2.8k total citations · 1 hit paper
31 papers, 1.3k citations indexed

About

J. van Zyl is a scholar working on Aerospace Engineering, Environmental Engineering and Atmospheric Science. According to data from OpenAlex, J. van Zyl has authored 31 papers receiving a total of 1.3k indexed citations (citations by other indexed papers that have themselves been cited), including 25 papers in Aerospace Engineering, 15 papers in Environmental Engineering and 13 papers in Atmospheric Science. Recurrent topics in J. van Zyl's work include Synthetic Aperture Radar (SAR) Applications and Techniques (25 papers), Soil Moisture and Remote Sensing (14 papers) and Advanced SAR Imaging Techniques (9 papers). J. van Zyl is often cited by papers focused on Synthetic Aperture Radar (SAR) Applications and Techniques (25 papers), Soil Moisture and Remote Sensing (14 papers) and Advanced SAR Imaging Techniques (9 papers). J. van Zyl collaborates with scholars based in United States, Australia and Argentina. J. van Zyl's co-authors include P. Dubois, Ted Engman, C. Elachi, Yunjin Kim, C. H. Papas, E. R. Stofan, Diane L. Evans, J. Way, S. D. Wall and Benjamin Holt and has published in prestigious journals such as IEEE Transactions on Geoscience and Remote Sensing, Eos and IEEE Open Access Journal of Power and Energy.

In The Last Decade

J. van Zyl

31 papers receiving 1.2k citations

Hit Papers

align trajectories sort by overperformance

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.

Measuring soil moisture with imaging radars

1995 853 citations P. Dubois, J. van Zyl et al. IEEE Transactions on Geoscience and Remote Sensing profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
J. van Zyl United States	12	1.0k	748	665	204	115	31	1.3k
Ramata Magagi Canada	23	1.3k 1.3×	568 0.8×	944 1.4×	129 0.6×	89 0.8×	64	1.6k
Yunjin Kim United States	15	845 0.8×	907 1.2×	389 0.6×	178 0.9×	125 1.1×	43	1.3k
Nestor Yague-Martinez Germany	14	448 0.4×	980 1.3×	465 0.7×	151 0.7×	232 2.0×	56	1.3k
Yisok Oh South Korea	19	2.2k 2.1×	1.4k 1.9×	1.3k 2.0×	460 2.3×	178 1.5×	103	2.5k
S. Pettinato Italy	23	1.6k 1.6×	592 0.8×	1.1k 1.7×	112 0.5×	210 1.8×	132	2.0k
Giovanni Macelloni Italy	26	1.4k 1.3×	496 0.7×	1.7k 2.5×	79 0.4×	179 1.6×	152	2.2k
E. Attema Netherlands	15	1.3k 1.3×	792 1.1×	1.1k 1.6×	117 0.6×	116 1.0×	66	2.0k
Pascale Dubois-Fernandez France	22	795 0.8×	1.3k 1.7×	352 0.5×	182 0.9×	311 2.7×	66	1.6k
Mahmod Reza Sahebi Iran	18	559 0.5×	411 0.5×	319 0.5×	147 0.7×	80 0.7×	72	947
Jakob van Zyl United States	8	417 0.4×	303 0.4×	250 0.4×	103 0.5×	61 0.5×	13	663

Countries citing papers authored by J. van Zyl

Since Specialization

Citations

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

Fields of papers citing papers by J. van Zyl

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of J. van Zyl

This figure shows the co-authorship network connecting the top 25 collaborators of J. van Zyl. A scholar is included among the top collaborators of J. van Zyl 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 J. van Zyl. J. van Zyl 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

1.

Castello, Paolo, Carlo Muscas, Paolo Attilio Pegoraro, et al.. (2023). A Practical Solution for Locating the Source of Voltage Dips in HV/MV Interconnected Grids. IEEE Open Access Journal of Power and Energy. 10. 406–414. 2 indexed citations

2.

Elachi, C. & J. van Zyl. (2021). Introduction to the Physics and Techniques of Remote Sensing. 54 indexed citations

3.

Johnson, Joel T., Mahta Moghaddam, Leung Tsang, et al.. (2016). Global retrieval of surface soil moisture using L-band SMAP SAR data and its validation. 1–4. 2 indexed citations

4.

Kim, Yunjin & J. van Zyl. (2005). Overview of hydros radar soil moisture algorithm. 2756–2758. 2 indexed citations

5.

Lou, Yunling, et al.. (2005). NASA/JPL airborne three-frequency polarimetric/interferometric SAR system. 3. 1612–1614. 1 indexed citations

6.

Kim, Yunjin, et al.. (2005). The interferometric data calibration for the AIRSAR PacRim II mission. 2098–2100. 1 indexed citations

7.

Dubois, P., et al.. (2005). Approach To Derivation Of Sir-c Science Requirements For Calibration. 1. 243–246. 2 indexed citations

8.

Kim, Yunjin & J. van Zyl. (2004). Vegetation effects on soil moisture estimation. Zenodo (CERN European Organization for Nuclear Research). 2. 800–802. 26 indexed citations

9.

Kim, Yunjin, J. van Zyl, & Jiancheng Shi. (2003). A soil moisture algorithm using tilted Bragg approximation. Zenodo (CERN European Organization for Nuclear Research). 1402–1404 vol.2. 2 indexed citations

10.

Zyl, J. van, et al.. (2002). On the relationship between polarimetric parameters. 3. 1298–1300. 22 indexed citations

11.

Dubois, P. & J. van Zyl. (2002). An empirical soil moisture estimation algorithm using imaging radar. 3. 1573–1575. 16 indexed citations

12.

Kim, Yunjin & J. van Zyl. (2001). Comparison of forest parameter estimation techniques using SAR data. 1395–1397 vol.3. 40 indexed citations

13.

Zyl, J. van, et al.. (1999). Preliminary results of single pass polarimetric SAR interferometry. 2215–2217 vol.4. 2 indexed citations

14.

Kim, Yunjin & J. van Zyl. (1998). Single pass polarimetric SAR interferometry. 2190–2191 vol.4. 1 indexed citations

15.

Kim, Yunjin & J. van Zyl. (1998). Ionospheric effects on polarimetric and interferometric space-borne SAR. 472–474 vol.1. 7 indexed citations

16.

Dubois, P., J. van Zyl, & Ted Engman. (1995). Measuring soil moisture with imaging radars. IEEE Transactions on Geoscience and Remote Sensing. 33(4). 915–926. 853 indexed citations breakdown →

17.

Stofan, E. R., Diane L. Evans, Christiane Schmullius, et al.. (1995). Overview of results of Spaceborne Imaging Radar-C, X-Band Synthetic Aperture Radar (SIR-C/X-SAR). IEEE Transactions on Geoscience and Remote Sensing. 33(4). 817–828. 98 indexed citations

18.

Dubois, P., et al.. (1992). Approach to derivation of SIR-C science requirements for calibration. IEEE Transactions on Geoscience and Remote Sensing. 30(6). 1145–1149. 21 indexed citations

19.

Zyl, J. van, et al.. (1987). Direct Imaging of Earth-like Extrasolar Planets in the Visible and Infrared. Bulletin of the American Astronomical Society. 19. 831. 1 indexed citations

20.

Zyl, J. van, C. H. Papas, & C. Elachi. (1987). On the optimum polarizations of incoherently reflected waves. IRE Transactions on Antennas and Propagation. 35(7). 818–825. 73 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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