W. Kalkofen

2.0k total citations · 1 hit paper
67 papers, 1.3k citations indexed

About

W. Kalkofen is a scholar working on Astronomy and Astrophysics, Computational Mechanics and Oceanography. According to data from OpenAlex, W. Kalkofen has authored 67 papers receiving a total of 1.3k indexed citations (citations by other indexed papers that have themselves been cited), including 50 papers in Astronomy and Astrophysics, 10 papers in Computational Mechanics and 6 papers in Oceanography. Recurrent topics in W. Kalkofen's work include Solar and Space Plasma Dynamics (46 papers), Astro and Planetary Science (24 papers) and Stellar, planetary, and galactic studies (21 papers). W. Kalkofen is often cited by papers focused on Solar and Space Plasma Dynamics (46 papers), Astro and Planetary Science (24 papers) and Stellar, planetary, and galactic studies (21 papers). W. Kalkofen collaborates with scholars based in United States, Germany and Italy. W. Kalkofen's co-authors include R. W. Noyes, Y. Cuny, Owen Gingerich, S. S. Hasan, B. W. Lites, R. J. Rutten, P. Ulmschneider, A. A. van Ballegooijen, E. H. Avrett and O. Steiner and has published in prestigious journals such as The Astrophysical Journal, Astronomy and Astrophysics and The Astronomical Journal.

In The Last Decade

W. Kalkofen

61 papers receiving 1.2k 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.

The Harvard-Smithsonian reference atmosphere

1971 455 citations W. Kalkofen et al. profile →

Peers

W. Kalkofen

AA

MB

AI

AS

AMPO

W. C. Livingston United States

J. B. Zirker United States

T. Appourchaux France

T. Roca Cortés Spain

J. T. Jefferies United States

F. Kneer Germany

F. Q. Orrall United States

J. W. Leibacher United States

A. Vögler Germany

T. D. Tarbell United States

W. C. Livingston United States

W. Kalkofen

1.2k ×1.1

AA

258 ×1.4

MB

180 ×1.4

AI

265 ×2.1

AS

83 ×1.0

AMPO

Citations per year, relative to W. Kalkofen W. Kalkofen (= 1×) peers W. C. Livingston

Countries citing papers authored by W. Kalkofen

Since Specialization

Citations

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

Fields of papers citing papers by W. Kalkofen

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by W. Kalkofen. 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 W. Kalkofen. The network helps show where W. Kalkofen may publish in the future.

Co-authorship network of co-authors of W. Kalkofen

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

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

1.

Kalkofen, W., P. Rossi, G. Bodo, & S. Massaglia. (2010). Acoustic waves in a stratified atmosphere. Astronomy and Astrophysics. 520. A100–A100. 9 indexed citations

2.

Rezaei, R., J. H. M. J. Bruls, W. Schmidt, et al.. (2008). Reversal-free Ca II H profiles: a challenge for solar chromosphere modeling in quiet inter-network. Astronomy and Astrophysics. 484(2). 503–509. 25 indexed citations

3.

Wehrsě, R. & W. Kalkofen. (2006). Advances in radiative transfer. The Astronomy and Astrophysics Review. 13(1-2). 3–29. 9 indexed citations

4.

Wilhelm, K. & W. Kalkofen. (2003). Observations of the upper solar chromosphere with SUMER. Astronomy and Astrophysics. 408(3). 1137–1154. 14 indexed citations

5.

Bodo, G., W. Kalkofen, S. Massaglia, & P. Rossi. (2001). Acoustic waves in a stratified atmosphere. Astronomy and Astrophysics. 370(3). 1088–1091. 2 indexed citations

6.

Hasan, S. S., W. Kalkofen, & A. A. van Ballegooijen. (2000). Excitation of Oscillations in the Magnetic Network on the Sun. The Astrophysical Journal. 535(1). L67–L70. 27 indexed citations

7.

Hasan, S. S. & W. Kalkofen. (1999). Excitation of Oscillations in Photospheric Flux Tubes through Buffeting by External Granules. The Astrophysical Journal. 519(2). 899–910. 57 indexed citations

8.

Kalkofen, W., et al.. (1992). The 3 min Oscillations in Chromospheric Bright Points. 26. 543. 1 indexed citations

9.

Ulmschneider, P., et al.. (1987). Acoustic tube waves in the solar atmosphere. I - Magnesium and calcium line emission with complete redistribution. 177. 292–302. 3 indexed citations

10.

Massaglia, S., A. Ferrari, G. Bodo, W. Kalkofen, & R. Rosner. (1985). On magnetohydrodynamic thermal instabilities in magnetic flux tubes. The Astrophysical Journal. 299. 769–769. 3 indexed citations

11.

Kalkofen, W.. (1984). Methods in radiative transfer. Cambridge University Press eBooks. 52 indexed citations

12.

Kalkofen, W., et al.. (1978). Acoustic Waves in the Solar Atmosphere. V. On the Chromospheric Temperature Rise. A&A. 70. 487. 1 indexed citations

13.

Klein, R., R. F. Stein, & W. Kalkofen. (1978). Radiative shock dynamics. II - Hydrogen continua. The Astrophysical Journal. 220. 1024–1024. 10 indexed citations

14.

Ulmschneider, P. & W. Kalkofen. (1977). Acoustic Waves in the Solar Atmosphere. Ill. A Theoretical Tem- perature Minimum. A&A. 57. 199.

15.

Kalkofen, W. & P. Ulmschneider. (1975). The Theoretical Temperature Minimum. Bulletin of the American Astronomical Society. 7. 363. 1 indexed citations

16.

Kalkofen, W.. (1974). Complete Linearization of the Integral Equations in Radiative Transfer. The Astrophysical Journal. 188. 105–105. 5 indexed citations

17.

Kalkofen, W.. (1968). Mapping Methods in Radiative Transfer. 65. 1 indexed citations

18.

Strom, S. E. & W. Kalkofen. (1967). An Observational Test for Departures from LTE in the Spectral Range b5 to A0. The Astrophysical Journal. 149. 191–191. 2 indexed citations

19.

Kalkofen, W. & S. E. Strom. (1966). The effects of deviations from LTE and line blanketing on stellar atmospheres in the range B5 to A5. Journal of Quantitative Spectroscopy and Radiative Transfer. 6(5). 653–660. 5 indexed citations

20.

Kalkofen, W.. (1965). Radiative Transfer in Lines for Media in Statistical Equilibrium. 174(167). 187.

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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