V. I. Efremov

1.8k total citations · 1 hit paper
37 papers, 1.5k citations indexed

About

V. I. Efremov is a scholar working on Astronomy and Astrophysics, Oceanography and Molecular Biology. According to data from OpenAlex, V. I. Efremov has authored 37 papers receiving a total of 1.5k indexed citations (citations by other indexed papers that have themselves been cited), including 28 papers in Astronomy and Astrophysics, 13 papers in Oceanography and 7 papers in Molecular Biology. Recurrent topics in V. I. Efremov's work include Solar and Space Plasma Dynamics (27 papers), Geophysics and Gravity Measurements (13 papers) and Ionosphere and magnetosphere dynamics (8 papers). V. I. Efremov is often cited by papers focused on Solar and Space Plasma Dynamics (27 papers), Geophysics and Gravity Measurements (13 papers) and Ionosphere and magnetosphere dynamics (8 papers). V. I. Efremov collaborates with scholars based in Russia, South Korea and Finland. V. I. Efremov's co-authors include Jong Suk Yoo, Wytse Hooch Antink, Subin Park, Yung‐Eun Sung, Kug‐Seung Lee, Jiheon Kim, Taeghwan Hyeon, Byoung‐Hoon Lee, Heejong Shin and Euiyeon Jung and has published in prestigious journals such as Journal of the American Chemical Society, Angewandte Chemie International Edition and The Journal of Chemical Physics.

In The Last Decade

V. I. Efremov

35 papers receiving 1.5k citations

Hit Papers

Atomic-level tuning of Co–N–C catalyst for high-performan... 2020 2026 2022 2024 2020 250 500 750 1000
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. Atomic-level tuning of Co–N–C catalyst for high-performance electrochemical H2O2 production
    2020 1.1k citations Euiyeon Jung, Heejong Shin et al. Nature Materials profile →

Peers

V. I. Efremov
C.D. Jaeger United States
Z. Moravec Czechia
Sabina Beninati Italy
В.Н. Пармон Russia
Ahmed A. Aboud Egypt
Jordan E. Katz United States
Ruijing Wang China
Liliana Trevani Canada
Zhenyi Jiang China
Audrey Bonduelle‐Skrzypczak France
C.D. Jaeger United States
V. I. Efremov
Citations per year, relative to V. I. Efremov V. I. Efremov (= 1×) peers C.D. Jaeger

Countries citing papers authored by V. I. Efremov

Since Specialization
Citations

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

Fields of papers citing papers by V. I. Efremov

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by V. I. Efremov. 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 V. I. Efremov. The network helps show where V. I. Efremov may publish in the future.

Co-authorship network of co-authors of V. I. Efremov

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

All Works

20 of 20 papers shown
1.
2.
Jung, Euiyeon, Heejong Shin, Byoung‐Hoon Lee, et al.. (2020). Atomic-level tuning of Co–N–C catalyst for high-performance electrochemical H2O2 production. Nature Materials. 19(4). 436–442. 1056 indexed citations breakdown →
3.
Соловьев, А. А., et al.. (2019). Structure of photosphere under high resolution: granules, faculae, micropores, intergranular lanes. Astrophysics and Space Science. 364(12). 5 indexed citations
4.
Efremov, V. I., et al.. (2019). The Effect of Electromagnetic Fields of Extremely Low Frequency 30 Hz on Rat Ovaries. Bulletin of Experimental Biology and Medicine. 166(5). 704–707. 3 indexed citations
5.
Efremov, V. I., et al.. (2019). Nonharmonic Oscillations of Solar Pores at the Dissipation Stage. Geomagnetism and Aeronomy. 59(7). 904–907.
6.
7.
Соловьев, А. А., et al.. (2017). Free Oscillations of the Facula Node at the Stage of Slow Dissipation. Geomagnetism and Aeronomy. 57(8). 1101–1104. 2 indexed citations
8.
Efremov, V. I., et al.. (2017). Analysis of a 12-Hour Artifact in LF Oscillations of the Magnetic Field of Sunspots According to SDO/HMI Data. Geomagnetism and Aeronomy. 57(8). 1045–1055. 2 indexed citations
9.
Efremov, V. I., et al.. (2014). Supergranulation velocity field from the MDI (SOHO) data. Geomagnetism and Aeronomy. 54(8). 1026–1031. 2 indexed citations
10.
Efremov, V. I., et al.. (2013). Long-period oscillations of sunspots according to simultaneous ground-based and space observations. Geomagnetism and Aeronomy. 53(7). 909–912. 3 indexed citations
11.
Efremov, V. I., et al.. (2013). Artifacts of SDO/HMI data and long-period oscillations of sunspots. Astronomy and Astrophysics. 554. A121–A121. 24 indexed citations
12.
Efremov, V. I., et al.. (2012). Sunspot oscillations as derived from the SOHO/MDI magnetograms. Cosmic Research. 50(1). 44–55. 13 indexed citations
13.
Efremov, V. I., et al.. (2012). Synchronism of long-period oscillations of the magnetic field in sunspots. Geomagnetism and Aeronomy. 52(8). 1055–1061. 4 indexed citations
14.
15.
Efremov, V. I., et al.. (2007). Long-period oscillations of the line-of-sight velocities in and near sunspots at various levels in the photosphere. Astronomy Reports. 51(5). 401–410. 26 indexed citations
16.
Efremov, V. I., et al.. (2004). Oscillations of magnetic filed in a sunspot umbra. Proceedings of the International Astronomical Union. 2004(IAUS223). 619–620. 1 indexed citations
17.
Ikhsanov, N. R., et al.. (1997). ON THE ORGANIZATION OF FINE STRUCTURE OF THE SOLAR PHOTOSPHERE. Solar Physics. 170(2). 205–215. 1 indexed citations
18.
Efremov, V. I., et al.. (1996). On the short-period oscillations of the magnetic field in a sunspot umbra. Astronomy Reports. 40. 89. 4 indexed citations
19.
Englhauser, J., W. Pietsch, C. Reppin, et al.. (1995). HEXE observations of Cygnus X-1.. 302. 115. 1 indexed citations
20.
Жуков, В. И., et al.. (1987). The spectrum of umbral oscillations of the Scheuer-Thomas sunspot model. Solar Physics. 109(2). 403–404. 2 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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