P. T. Jayachandran

3.9k total citations · 1 hit paper
137 papers, 2.9k citations indexed

About

P. T. Jayachandran is a scholar working on Astronomy and Astrophysics, Aerospace Engineering and Geophysics. According to data from OpenAlex, P. T. Jayachandran has authored 137 papers receiving a total of 2.9k indexed citations (citations by other indexed papers that have themselves been cited), including 132 papers in Astronomy and Astrophysics, 72 papers in Aerospace Engineering and 63 papers in Geophysics. Recurrent topics in P. T. Jayachandran's work include Ionosphere and magnetosphere dynamics (131 papers), GNSS positioning and interference (72 papers) and Earthquake Detection and Analysis (61 papers). P. T. Jayachandran is often cited by papers focused on Ionosphere and magnetosphere dynamics (131 papers), GNSS positioning and interference (72 papers) and Earthquake Detection and Analysis (61 papers). P. T. Jayachandran collaborates with scholars based in Canada, United States and United Kingdom. P. T. Jayachandran's co-authors include J. W. MacDougall, David R. Themens, Paul Prikryl, S. C. Mushini, Anthony M. McCaffrey, Richard B. Langley, R. Chadwick, Dimitry Pokhotelov, Chris Watson and D. W. Danskin and has published in prestigious journals such as SHILAP Revista de lepidopterología, Journal of Geophysical Research Atmospheres and Geophysical Research Letters.

In The Last Decade

P. T. Jayachandran

133 papers receiving 2.9k 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.

Global Propagation of Ionospheric Disturbances Associated With the 2022 Tonga Volcanic Eruption

2022 160 citations David R. Themens, Chris Watson et al. Geophysical Research Letters profile →

Peers

P. T. Jayachandran

GEOPH

OCEAN

Patricia H. Doherty United States

David Altadill Spain

J. W. MacDougall Canada

Vladimír Truhlík Czechia

Ivan Galkin United States

U. J. Lindqwister United States

C. E. Valladares United States

Andrzej Krankowski Poland

Takuya Tsugawa Japan

B. Nava Italy

Patricia H. Doherty United States

P. T. Jayachandran

2.6k ×0.9

1.7k ×1.1

1.2k ×0.8

GEOPH

493 ×0.7

756 ×1.3

OCEAN

Citations per year, relative to P. T. Jayachandran P. T. Jayachandran (= 1×) peers Patricia H. Doherty

Countries citing papers authored by P. T. Jayachandran

Since Specialization

Citations

This map shows the geographic impact of P. T. Jayachandran'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 P. T. Jayachandran with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites P. T. Jayachandran more than expected).

Fields of papers citing papers by P. T. Jayachandran

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by P. T. Jayachandran. 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 P. T. Jayachandran. The network helps show where P. T. Jayachandran may publish in the future.

Co-authorship network of co-authors of P. T. Jayachandran

This figure shows the co-authorship network connecting the top 25 collaborators of P. T. Jayachandran. A scholar is included among the top collaborators of P. T. Jayachandran 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 P. T. Jayachandran. P. T. Jayachandran 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

Kashcheyev, Anton, B. Nava, Chris Watson, P. T. Jayachandran, & Richard B. Langley. (2025). EclipseNB: A Network of Low‐Cost GNSS Receivers to Study the Ionosphere. Space Weather. 23(1). 1 indexed citations

Meziane, K., et al.. (2025). Identifying Scales of the Ionospheric Structure Through Scintillation Events. Journal of Geophysical Research Space Physics. 130(10).

Zhang, Qinghe, Xinan Yue, Jianhui He, et al.. (2025). A Regional 3‐D Data Assimilation Model for the Ionospheric Electron Density at Middle‐to‐High Latitudes in the Northern Hemisphere. Space Weather. 23(5).

Wang, Liyan, Qinghe Zhang, Feifei Wang, et al.. (2024). Comparison of the Occurrence Morphology of Phase Scintillation of GPS and Beidou Signals at Zhongshan Station, Antarctica. Journal of Geophysical Research Space Physics. 129(8).

Meziane, K., A. M. Hamza, & P. T. Jayachandran. (2024). The Curvature of TEC as a Proxy for Ionospheric Amplitude Scintillation. Journal of Geophysical Research Space Physics. 129(11). 1 indexed citations

Watson, Chris, P. T. Jayachandran, Anton Kashcheyev, et al.. (2023). Radio Instrument Package for Lunar Ionospheric Observation: A Concept Study. Radio Science. 58(7). 1 indexed citations

Themens, David R., Cheng Wang, Yu‐Zhang Ma, et al.. (2022). Simultaneous Observations of a Polar Cap Sporadic‐E Layer by Twin Incoherent Scatter Radars at Resolute. Journal of Geophysical Research Space Physics. 127(6). 5 indexed citations

Meziane, K., A. M. Hamza, & P. T. Jayachandran. (2022). Turbulence Signatures in High‐Latitude Ionospheric Scintillation. Journal of Geophysical Research Space Physics. 128(1). 4 indexed citations

Xing, Zan‐Yang, Qinghe Zhang, P. T. Jayachandran, et al.. (2021). GPS Scintillations and TEC Variations in Association With a Polar Cap Arc. Journal of Geophysical Research Space Physics. 126(3). 10 indexed citations

10.

Nishimura, Y., Sebastijan Mrak, J. L. Semeter, et al.. (2021). Evolution of Mid‐latitude Density Irregularities and Scintillation in North America During the 7–8 September 2017 Storm. Journal of Geophysical Research Space Physics. 126(6). 28 indexed citations

11.

Jayachandran, P. T., Anthony M. McCaffrey, David R. Themens, et al.. (2021). Global Positioning System (GPS) Scintillation Associated with a Polar Cap Patch. Remote Sensing. 13(10). 1915–1915. 6 indexed citations

12.

McCaffrey, Anthony M. & P. T. Jayachandran. (2021). Comments on “Stochastic TEC Structure Characterization” by Charles Rino, Yu Morton, Brian Breitsch, and Charles Carrano, Journal of Geophysical Research: Space Physics, 124, https://doi.org/10.1029/2019JA026958. Journal of Geophysical Research Space Physics. 127(1). 1 indexed citations

13.

Themens, David R., Benjamin Reid, P. T. Jayachandran, et al.. (2021). E‐CHAIM as a Model of Total Electron Content: Performance and Diagnostics. Space Weather. 19(11). 13 indexed citations

14.

Meziane, K., et al.. (2021). Multifrequency Observation of High Latitude Scintillation: A Comparison With the Phase Screen Model. IEEE Transactions on Geoscience and Remote Sensing. 60. 1–9. 12 indexed citations

15.

Ma, Yu‐Zhang, Qinghe Zhang, P. T. Jayachandran, et al.. (2020). Statistical Study of the Relationship Between Ion Upflow and Field‐Aligned Current in the Topside Ionosphere for Both Hemispheres During Geomagnetic Disturbed and Quiet Time. Journal of Geophysical Research Space Physics. 125(9). 7 indexed citations

16.

Themens, David R., P. T. Jayachandran, Benjamin Reid, & Anthony M. McCaffrey. (2020). The Limits of Empirical Electron Density Modeling: Examining the Capacity of E‐CHAIM and the IRI for Modeling Intermediate (1‐ to 30‐Day) Timescales at High Latitudes. Radio Science. 55(4). 12 indexed citations

17.

Prikryl, Paul, J. M. Weygand, Reza Ghoddousi‐Fard, et al.. (2020). Temporal and spatial variations of GPS TEC and phase during auroral substorms and breakups. Polar Science. 28. 100602–100602. 7 indexed citations

18.

Nishimura, Y., et al.. (2019). Mesoscale Convection Structures Associated With Airglow Patches Characterized Using Cluster‐Imager Conjunctions. Journal of Geophysical Research Space Physics. 124(9). 7513–7532. 1 indexed citations

19.

Zhang, Qinghe, Yu‐Zhang Ma, P. T. Jayachandran, et al.. (2017). Polar cap hot patches: Enhanced density structures different from the classical patches in the ionosphere. Geophysical Research Letters. 44(16). 8159–8167. 32 indexed citations

20.

Koustov, A. V., et al.. (2014). Seasonal and diurnal variations of PolarDARN F region echo occurrence in the polar cap and their causes. Journal of Geophysical Research Space Physics. 119(12). 17 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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