J. R. Lemen

16.7k citations

132 papers · 3.7k · 3 hit papers · h-index 29

Impact in

Astronomy and Astrophysics top 0.5%
- Solar and Space Plasma Dynamics
- Ionosphere and magnetosphere dynamics
- Astro and Planetary Science
- Stellar, planetary, and galactic studies
- Gamma-ray bursts and supernovae
Nuclear and High Energy Physics top 10%

Papers in

Astronomy and Astrophysics 111
- Solar and Space Plasma Dynamics 102
- Ionosphere and magnetosphere dynamics 42
- Astro and Planetary Science 34
- Stellar, planetary, and galactic studies 31
Aerospace Engineering 15
- Calibration and Measurement Techniques 12

Co-authors: H. S. Hudson (13 shared papers)Alphonse C. Sterling (5 shared papers)Ronald L. Moore (1 shared paper)L. W. Acton (24 shared papers)S. Tsuneta (16 shared papers)N. Nitta (11 shared papers)M. E. Bruner (16 shared papers)Y. Ogawara (6 shared papers)
Journals: The Astrophysical Journal (27 papers)Advances in Space Research (19 papers)Solar Physics (17 papers)Publications of the Astronomical Society of Japan (6 papers)Monthly Notices of the Royal Astronomical Society (2 papers)
Partner nations: United States Japan United Kingdom

In The Last Decade

J. R. Lemen

122 papers receiving 3.6k citations

J. R. Lemen's Hit Papers

align trajectories log scale

Initial Calibration of the Atmospheric Imaging Assembly (AIA) on the Solar Dynamics Observatory (SDO) 2011 · 289 citations

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.

2011 Solar Physics
2001 The Astrophysical Journal
1991 Solar Physics

Peers

Countries citing papers authored by J. R. Lemen

Since Specialization

Citations

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

Fields of papers citing papers by J. R. Lemen

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authors

The 25 scholars most cited alongside J. R. Lemen, 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 J. R. Lemen Line = papers co-authored together J. R. Lemen links everyone, so they are left out of the graph.

All Works

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20 of 20 papers shown

Showing the 20 most-cited of 132 papers — load more, or switch the sort, to bring in the rest.

#	Work
1	The Soft X-ray Telescope for the SOLAR-A mission Solar Physics ·S. Tsuneta, L. W. Acton, M. E. Bruner, J. R. Lemen, W. A. Brown, R. Caravalho, R. C. Catura, S. Freeland, B. Jurcevich, M. Morrison, Y. Ogawara, T. Hirayama, J. K. Owens Hit paper breakdown →	1991	732
2	Onset of the Magnetic Explosion in Solar Flares and Coronal Mass Ejections The Astrophysical Journal ·Ronald L. Moore, Alphonse C. Sterling, H. S. Hudson, J. R. Lemen Hit paper breakdown →	2001	604
3	Initial Calibration of the Atmospheric Imaging Assembly (AIA) on the Solar Dynamics Observatory (SDO) Solar Physics ·P. Boerner, Christopher G. Edwards, J. R. Lemen, A. Rausch, C. J. Schrijver, R. Shine, L. Shing, Robert A. Stern, T. D. Tarbell, A. M. Title, C. J. Wolfson, Régina Soufli, Eberhard Spiller, Eric M. Gullikson, David McKenzie, David L. Windt, L. Golub, William Podgorski, Paola Testa, Mark Weber Hit paper breakdown →	2011	289
4	X‐ray coronal changes during Halo CMEs Geophysical Research Letters ·H. S. Hudson, J. R. Lemen, O. C. St. Cyr, Alphonse C. Sterling, D. F. Webb	1998	110
5	Morphology of active region transient brightenings with the YOHKOH Soft X-ray Telescope The Astrophysical Journal ·Toshifumi Shimizu, S. Tsuneta, L. W. Acton, J. R. Lemen, Yoshiaki Ogawara, Yutaka Uchida	1994	89
6	The Yohkoh Mission for High-Energy Solar Physics Science ·L. W. Acton, M. E. Bruner, J. R. Lemen, S. Tsuneta, Y. Ogawara, Jun Nishimura, Robert Bentley, Len Culhane, R. C. Canfield, H. S. Hudson, G. A. Doschek, E. Hiei, T. Hirayama, T. Kosugi, Takayuki Watanabe, J. Lang, Kazuo Makishima, Yutaka Uchida	1992	87
7	First Three‐Dimensional Reconstructions of Coronal Loops with theSTEREO AandBSpacecraft. I. Geometry The Astrophysical Journal ·Markus J. Aschwanden, J. P. Wülser, N. Nitta, J. R. Lemen	2008	81
8	The Potential of the Geostationary Carbon Cycle Observatory (GeoCarb) to Provide Multi-scale Constraints on the Carbon Cycle in the Americas Frontiers in Environmental Science ·Berrien Moore, Sean Crowell, P. J. Rayner, Jack Kumer, C. O’Dell, Denis O'Brien, Steven R. Utembe, I. N. Polonsky, David Schimel, J. R. Lemen	2018	78
9	Soft X-ray observation of a large-scale coronal wave and its exciter Solar Physics ·H. S. Hudson, J. I. Khan, J. R. Lemen, N. Nitta, Yutaka Uchida	2003	77
10	Coronal activity in F-, G-, and K-type stars. III - The coronal differential emission measure distribution of Capella, Sigma-squared CrB, and Procyon The Astrophysical Journal ·J. R. Lemen, R. Mewe, C. J. Schrijver, A. Fludra	1989	59
11	First 3D Reconstructions of Coronal Loops with theSTEREO A+BSpacecraft. II. Electron Density and Temperature Measurements The Astrophysical Journal ·Markus J. Aschwanden, N. Nitta, J. P. Wuelser, J. R. Lemen	2008	58
12	Application of the Wedge and Strip Anode to Position Sensing with Microchannel Plates and Proportional Counters IEEE Transactions on Nuclear Science ·Oswald H. W. Siegmund, S. Clothier, John A. Thornton, J. R. Lemen, Robert Harper, Ian Mason, J. L. Culhane	1983	55
13	Temperature and Density Structure of the 1991 November 2 Flare Observed by the YOHKOH Soft X-Ray Telescope and Hard X-Ray Telescope The Astrophysical Journal ·J. McTiernan, S. R. Kane, J. Loran, J. R. Lemen, L. W. Acton, Hirohisa Hara, S. Tsuneta, T. Kosugi	1993	50
14	Momentum balance in four solar flares The Astrophysical Journal ·R. C. Canfield, Thomas R. Metcalf, D. M. Zarro, J. R. Lemen	1990	48
15	Relation between cool and hot post-flare loops of 26 June 1992 derived from optical and X-ray (SXT-Yohkoh) observations Solar Physics ·B. Schmieder, P. Heinzel, J. E. Wiik, J. R. Lemen, Bachtiar Anwar, P. Kotrč, E. Hiei	1995	46
16	Variation in observed coronal calcium abundance of X-ray flare plasmas Nature ·J. Sylwester, J. R. Lemen, R. Mewe	1984	46
17	Calculated X-radiation from optically thin plasmas. VI - Improved calculations for continuum emission and approximation formulae for nonrelativistic average Gaunt actors. Astronomy & Astrophysics Supplement Series ·R. Mewe, J. R. Lemen, G. H. J. van den Oord	1986	41
18	Turbulent and directed plasma motions in solar flares The Astrophysical Journal ·A. Fludra, R. D. Bentley, J. R. Lemen, J. Jakimiec, J. Sylwester	1989	41
19	Conduction-driven chromospheric evaporation in a solar flare The Astrophysical Journal ·D. M. Zarro, J. R. Lemen	1988	41
20	Large-scale active coronal phenomena in Yohkoh SXT images Solar Physics ·Z. Švestka, F. Fárník, H. S. Hudson, Yutaka Uchida, Paul Hick, J. R. Lemen	1995	41

About J. R. Lemen

J. R. Lemen is a scholar working on Astronomy and Astrophysics, Aerospace Engineering, Atomic and Molecular Physics, and Optics, Oceanography and Molecular Biology, having authored 132 papers that have together received 3.7k indexed citations. Recurring topics across this work include Solar and Space Plasma Dynamics (102 papers), Ionosphere and magnetosphere dynamics (42 papers), Astro and Planetary Science (34 papers), Stellar, planetary, and galactic studies (31 papers), Geophysics and Gravity Measurements (13 papers), Calibration and Measurement Techniques (12 papers), Adaptive optics and wavefront sensing (10 papers) and Geomagnetism and Paleomagnetism Studies (10 papers). The work is most often cited by research in Astronomy and Astrophysics (3.4k citations), Nuclear and High Energy Physics (213 citations), Radiation (99 citations), Molecular Biology (647 citations) and Oceanography (113 citations). J. R. Lemen has collaborated with scholars based in United States, Japan and United Kingdom. Frequent co-authors include H. S. Hudson, Alphonse C. Sterling, Ronald L. Moore, L. W. Acton, S. Tsuneta, N. Nitta, M. E. Bruner, Y. Ogawara, T. Hirayama and R. Mewe. Their work appears in journals such as The Astrophysical Journal, Advances in Space Research, Solar Physics, Publications of the Astronomical Society of Japan and Monthly Notices of the Royal Astronomical Society.

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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