H. U. Frey

15.3k citations
328 papers · 10.3k · 2 hit papers · h-index 51

Impact in

  • Astronomy and Astrophysics top 0.1%
    • Ionosphere and magnetosphere dynamics
    • Solar and Space Plasma Dynamics
    • Astro and Planetary Science
    • Lightning and Electromagnetic Phenomena
  • Geophysics top 0.5%
    • Earthquake Detection and Analysis

Papers in

  • Astronomy and Astrophysics 303
    • Ionosphere and magnetosphere dynamics 290
    • Solar and Space Plasma Dynamics 219
    • Lightning and Electromagnetic Phenomena 30
    • Astro and Planetary Science 30
  • Molecular Biology 116
    • Geomagnetism and Paleomagnetism Studies 116
Co-authors
S. B. Mende (150 shared papers)T. J. Immel (53 shared papers)V. Angelopoulos (41 shared papers)E. Donovan (17 shared papers)E. Sagawa (8 shared papers)S. A. Fuselier (18 shared papers)Nikolai Østgaard (19 shared papers)Jean‐Claude Gérard (18 shared papers)
Journals
Journal of Geophysical Research Atmospheres (99 papers)Geophysical Research Letters (52 papers)Annales Geophysicae (37 papers)Space Science Reviews (18 papers)Journal of Atmospheric and Solar-Terrestrial Physics (10 papers)
Partner nations
United StatesJapanGermany

In The Last Decade

H. U. Frey

323 papers receiving 10.1k citations

H. U. Frey's Hit Papers

Tail Reconnection Triggering Substorm Onset 2008 · 520 citations
5200+6+13Years since publication100200300400500
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if any of the following hold:

  • it has ≥500 total citations;
  • it reaches ≥1.5× the top-1% citation threshold for papers in the same subfield and year (the threshold is the minimum needed to enter the top 1%, not the average within it);
  • it reaches the top citation threshold in at least one of its specific research topics.
  1. 2008 Science
  2. 2006 Geophysical Research Letters

Peers

H. U. Frey
Comparison fields: 5 of 95
  • Astronomy and Astrophysics 9.8k
  • Geophysics 2.9k
  • Atmospheric Science 1.3k
  • Molecular Biology 3.9k
  • Aerospace Engineering 977
Replace S. B. Mende with:
S. B. Mende United States
E. Donovan Canada
P. T. Newell United States
T. Mukai Japan
Yuri Shprits United States
H. E. Spence United States
J. Moen Norway
L. R. Lyons United States
J. B. Blake United States
Jacob Bortnik United States
H. U. Frey relative to S. B. Mende United States S. B. Mende's profile →
Citations per field
00.5×1.5×
S. B. Mende · 1×
Citations per year

Countries citing papers authored by H. U. Frey

Since Specialization
Citations

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

Fields of papers citing papers by H. U. Frey

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by H. U. Frey. 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 H. U. Frey. The network helps show where H. U. Frey may publish in the future.

Co-authors

The 25 scholars most cited alongside H. U. Frey, linked wherever they have co-authored with each other. Click a name or a connecting line to browse the papers they share.

Border = papers with H. U. Frey Line = papers co-authored together H. U. Frey links everyone, so they are left out of the graph.

All Works

20 of 20 papers shown

Showing the 20 most-cited of 328 papers — load more, or switch the sort, to bring in the rest.

#Work
1
Control of equatorial ionospheric morphology by atmospheric tides
Geophysical Research Letters ·T. J. Immel, E. Sagawa, S. England, Sarah B. Henderson, M. E. Hagan, S. B. Mende, H. U. Frey, Charles Swenson, L. J. Paxton
Hit paper breakdown →		2006558
2
Tail Reconnection Triggering Substorm Onset
Science ·V. Angelopoulos, J. P. McFadden, D. E. Larson, C. W. Carlson, S. B. Mende, H. U. Frey, T. D. Phan, D. G. Sibeck, Karl‐Heinz Glaßmeier, U. Auster, E. Donovan, I. R. Mann, I. J. Rae, C. T. Russell, A. L. Runov, Xu‐Zhi Zhou, L. Kepko
Hit paper breakdown →		2008520
3
The THEMIS Array of Ground-based Observatories for the Study of Auroral Substorms
Space Science Reviews ·S. B. Mende, S. E. Harris, H. U. Frey, V. Angelopoulos, C. T. Russell, E. Donovan, B. J. Jackel, M. Greffen, L. M. Peticolas
2008280
4
Longitudinal structure of the equatorial anomaly in the nighttime ionosphere observed by IMAGE/FUV
Journal of Geophysical Research Atmospheres ·E. Sagawa, T. J. Immel, H. U. Frey, S. B. Mende
2005265
5
Substorm onset observations by IMAGE‐FUV
Journal of Geophysical Research Atmospheres ·H. U. Frey, S. Mende, V. Angelopoulos, E. Donovan
2004254
6
Far ultraviolet imaging from the IMAGE spacecraft. 1. System design
Space Science Reviews ·S. B. Mende, H. Heetderks, H. U. Frey, M. Lampton, S. P. Geller, Serge Habraken, Étienne Renotte, C. Jamar, Pierre Rochus, James F. Spann, S. A. Fuselier, Jean‐Claude Gérard, G. R. Gladstone, S. Murphree, L. L. Cogger
2000202
7
Global distributions and occurrence rates of transient luminous events
Journal of Geophysical Research Atmospheres ·Alfred Chen, C. L. Kuo, Yi‐Jen Lee, Han‐Tzong Su, R. Hsu, Jyh‐Long Chern, H. U. Frey, S. B. Mende, Yukihiro Takahashi, H. Fukunishi, Yeou‐Shin Chang, Tie‐Yue Liu, L. C. Lee
2008190
8
Far ultraviolet imaging from the IMAGE spacecraft. 3. Spectral imaging of Lyman-α and OI 135.6 nm
Space Science Reviews ·S. B. Mende, H. Heetderks, H. U. Frey, Joseph M. Stock, M. Lampton, S. P. Geller, R. Abiad, Oswald H. W. Siegmund, Serge Habraken, Étienne Renotte, C. Jamar, Pierre Rochus, Jean‐Claude Gérard, Robert D. Sigler, H. Lauche
2000186
9
Far Ultraviolet Imaging from the Image Spacecraft
NASA Technical Reports Server (NASA) ·S. B. Mende, H. Heetderks, H. U. Frey, M. Lampton, S. P. Geller, Joe Stock, R. Abiad, Oswald H. W. Siegmund, Anton S. Tremsin, Serge Habraken
2000180
10
Pulsating aurora from electron scattering by chorus waves
Nature ·Satoshi Kasahara, Yoshizumi Miyoshi, Shoichiro Yokota, Takefumi Mitani, Yoshiya Kasahara, Shoya Matsuda, Atsushi Kumamoto, Ayako Matsuoka, Y. Kazama, H. U. Frey, V. Angelopoulos, Satoshi Kurita, K. Keika, K. Seki, Iku Shinohara
2018158
11
The THEMIS all-sky imaging array—system design and initial results from the prototype imager
Journal of Atmospheric and Solar-Terrestrial Physics ·E. Donovan, S. B. Mende, B. J. Jackel, H. U. Frey, M. Syrjäsuo, I. Voronkov, T. Trondsen, L. M. Peticolas, V. Angelopoulos, S. E. Harris, M. Greffen, Martin Connors
2006139
12
Far ultraviolet imaging from the IMAGE spacecraft. 2. Wideband FUV imaging
Space Science Reviews ·S. B. Mende, H. Heetderks, H. U. Frey, M. Lampton, S. P. Geller, R. Abiad, Oswald H. W. Siegmund, Anton S. Tremsin, J. Spann, H. Dougani, S. A. Fuselier, A. L. Magoncelli, M. B. Bumala, S. Murphree, T. Trondsen
2000128
13
Continuous magnetic reconnection at Earth's magnetopause
Nature ·H. U. Frey, T. D. Phan, S. A. Fuselier, S. B. Mende
2003117
14
Proton aurora in the cusp
Journal of Geophysical Research Atmospheres ·H. U. Frey, S. B. Mende, T. J. Immel, S. A. Fuselier, E. S. Claflin, Jean‐Claude Gérard, B. Hubert
2002114
15
Intensification of preexisting auroral arc at substorm expansion phase onset: Wave‐like disruption during the first tens of seconds
Geophysical Research Letters ·Jun Liang, E. Donovan, W. W. Liu, B. J. Jackel, M. Syrjäsuo, S. B. Mende, H. U. Frey, V. Angelopoulos, Martin Connors
2008114
16
Fast flow during current sheet thinning
Geophysical Research Letters ·R. Nakamura, W. Baumjohann, A. Runov, M. Volwerk, Tao Zhang, B. Klecker, Y. V. Bogdanova, Antoine Roux, A. Balogh, H. Rème, J. A. Sauvaud, H. U. Frey
2002110
17
Effect of atmospheric tides on the morphology of the quiet time, postsunset equatorial ionospheric anomaly
Journal of Geophysical Research Atmospheres ·S. England, T. J. Immel, E. Sagawa, Sarah B. Henderson, M. E. Hagan, S. B. Mende, H. U. Frey, Charles Swenson, L. J. Paxton
2006107
18
Evidence for a flux transfer event generated by multiple X‐line reconnection at the magnetopause
Geophysical Research Letters ·Hiroshi Hasegawa, J. Wang, M. W. Dunlop, Z. Y. Pu, Qinghe Zhang, B. Lavraud, M. G. G. T. Taylor, D. Constantinescu, Guy Berchem, V. Angelopoulos, J. P. McFadden, H. U. Frey, E. V. Panov, M. Volwerk, Y. V. Bogdanova
2010106
19
A state‐of‐the‐art picture of substorm‐associated evolution of the near‐Earth magnetotail obtained from superposed epoch analysis
Journal of Geophysical Research Atmospheres ·Yukinaga Miyashita, S. Machida, Y. Kamide, Daiki Nagata, K. Liou, M. Fujimoto, A. Ieda, Miho Saito, C. T. Russell, S. P. Christon, M. Nosé, H. U. Frey, Iku Shinohara, T. Mukai, Y. Saito, H. Hayakawa
2009103
20
Controlling synoptic‐scale factors for the distribution of transient luminous events
Journal of Geophysical Research Atmospheres ·Li‐Jou Lee, Alfred Chen, Shu‐Chun Chang, C. L. Kuo, Han‐Tzong Su, Rue‐Rou Hsu, Chun‐Chieh Wu, Po‐Hsiung Lin, H. U. Frey, S. B. Mende, Yukihiro Takahashi, L. C. Lee
2010100

About H. U. Frey

H. U. Frey is a scholar working on Astronomy and Astrophysics, Molecular Biology, Geophysics, Atmospheric Science and Aerospace Engineering, having authored 328 papers that have together received 10.3k indexed citations. Recurring topics across this work include Ionosphere and magnetosphere dynamics (290 papers), Solar and Space Plasma Dynamics (219 papers), Geomagnetism and Paleomagnetism Studies (116 papers), Earthquake Detection and Analysis (89 papers), Atmospheric Ozone and Climate (37 papers), Lightning and Electromagnetic Phenomena (30 papers), Astro and Planetary Science (30 papers) and GNSS positioning and interference (26 papers). The work is most often cited by research in Astronomy and Astrophysics (9.8k citations), Geophysics (2.9k citations), Atmospheric Science (1.3k citations), Molecular Biology (3.9k citations) and Aerospace Engineering (977 citations). H. U. Frey has collaborated with scholars based in United States, Japan and Germany. Frequent co-authors include S. B. Mende, T. J. Immel, V. Angelopoulos, E. Donovan, E. Sagawa, S. A. Fuselier, Nikolai Østgaard, Jean‐Claude Gérard, Yukihiro Takahashi and C. T. Russell. Their work appears in journals such as Journal of Geophysical Research Atmospheres, Geophysical Research Letters, Annales Geophysicae, Space Science Reviews and Journal of Atmospheric and Solar-Terrestrial Physics.

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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