Ulf Torkelsson

1.1k total citations · 1 hit paper
26 papers, 688 citations indexed

About

Ulf Torkelsson is a scholar working on Astronomy and Astrophysics, Molecular Biology and Atomic and Molecular Physics, and Optics. According to data from OpenAlex, Ulf Torkelsson has authored 26 papers receiving a total of 688 indexed citations (citations by other indexed papers that have themselves been cited), including 24 papers in Astronomy and Astrophysics, 7 papers in Molecular Biology and 2 papers in Atomic and Molecular Physics, and Optics. Recurrent topics in Ulf Torkelsson's work include Astrophysical Phenomena and Observations (11 papers), Solar and Space Plasma Dynamics (9 papers) and Astrophysics and Star Formation Studies (9 papers). Ulf Torkelsson is often cited by papers focused on Astrophysical Phenomena and Observations (11 papers), Solar and Space Plasma Dynamics (9 papers) and Astrophysics and Star Formation Studies (9 papers). Ulf Torkelsson collaborates with scholars based in Sweden, United States and United Kingdom. Ulf Torkelsson's co-authors include Axel Brandenburg, Åke Nordlund, Robert F. Stein, M. A. Abramowicz, Eva Šrámková, W. Kluźniak, Omer Blaes, Gordon I. Ogilvie, G. Chris Boynton and J. E. Pringle and has published in prestigious journals such as The Astrophysical Journal, Monthly Notices of the Royal Astronomical Society and Astronomy and Astrophysics.

In The Last Decade

Ulf Torkelsson

24 papers receiving 663 citations

Hit Papers

Dynamo-generated Turbulence and Large-Scale Magnetic Fiel... 1995 2026 2005 2015 1995 100 200 300 400
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. Dynamo-generated Turbulence and Large-Scale Magnetic Fields in a Keplerian Shear Flow
    1995 476 citations Axel Brandenburg, Åke Nordlund et al. The Astrophysical Journal profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
Ulf Torkelsson Sweden 9 675 109 101 69 32 26 688
Jérôme Guilet France 21 798 1.2× 358 3.3× 26 0.3× 49 0.7× 26 0.8× 36 873
G. Belvedère Italy 14 613 0.9× 74 0.7× 202 2.0× 70 1.0× 34 1.1× 65 629
C. Vogt Germany 11 526 0.8× 336 3.1× 39 0.4× 16 0.2× 8 0.3× 15 631
I. E. Dammasch Germany 14 933 1.4× 34 0.3× 216 2.1× 39 0.6× 5 0.2× 57 958
A. J. B. Russell United Kingdom 11 375 0.6× 29 0.3× 114 1.1× 34 0.5× 10 0.3× 29 402
Wonyong Han South Korea 12 474 0.7× 60 0.6× 26 0.3× 10 0.1× 22 0.7× 79 507
M. A. Wood United States 16 702 1.0× 67 0.6× 15 0.1× 116 1.7× 37 1.2× 50 770
Amiya K. Sen United States 7 294 0.4× 105 1.0× 124 1.2× 28 0.4× 45 1.4× 22 352
D. A. Shalybkov Russia 10 250 0.4× 18 0.2× 46 0.5× 64 0.9× 77 2.4× 26 324
K. Stȩpień Poland 17 761 1.1× 24 0.2× 19 0.2× 36 0.5× 53 1.7× 61 786

Countries citing papers authored by Ulf Torkelsson

Since Specialization
Citations

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

Fields of papers citing papers by Ulf Torkelsson

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Ulf Torkelsson

This figure shows the co-authorship network connecting the top 25 collaborators of Ulf Torkelsson. A scholar is included among the top collaborators of Ulf Torkelsson 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 Ulf Torkelsson. Ulf Torkelsson 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.
Torkelsson, Ulf. (2012). The submillimeter properties of AE Aqr. Proceedings of the International Astronomical Union. 8(S290). 145–148. 1 indexed citations
2.
Bernardo, Giuseppe Di & Ulf Torkelsson. (2012). Wave modes from the magnetorotational instability in accretion discs. Proceedings of the International Astronomical Union. 8(S290). 201–202.
3.
Torkelsson, Ulf, et al.. (2011). Thin accretion discs around millisecond X-ray pulsars. Monthly Notices of the Royal Astronomical Society. 412(3). 1650–1658. 4 indexed citations
4.
Pestalozzi, M., Ulf Torkelsson, G. Hobbs, & Á. R. López-Sánchez. (2009). Radio emission from the high-mass X-ray binary BP Crucis. Springer Link (Chiba Institute of Technology). 6 indexed citations
5.
Torkelsson, Ulf, et al.. (2009). The structure of thin accretion discs around magnetised stars. Astronomy and Astrophysics. 509. A45–A45. 9 indexed citations
6.
Šrámková, Eva, Ulf Torkelsson, & M. A. Abramowicz. (2007). Oscillations of tori in the pseudo-Newtonian potential. Astronomy and Astrophysics. 467(2). 641–646. 18 indexed citations
7.
Blaes, Omer, Eva Šrámková, M. A. Abramowicz, W. Kluźniak, & Ulf Torkelsson. (2007). Epicyclic Oscillations of Fluid Bodies: Newtonian Nonslender Torus. The Astrophysical Journal. 665(1). 642–653. 33 indexed citations
8.
Torkelsson, Ulf, et al.. (2004). Dynamics of circularly polarised Alfvén waves in a stratified medium. Astronomy and Astrophysics. 428(1). 227–233. 8 indexed citations
9.
Torkelsson, Ulf, et al.. (2003). Propagation of non-linear circularly polarised Alfvén waves \n in a homogeneous medium. Springer Link (Chiba Institute of Technology). 8 indexed citations
10.
Torkelsson, Ulf, Gordon I. Ogilvie, Axel Brandenburg, et al.. (2000). The response of a turbulent accretion disc to an imposed epicyclic shearing motion. Monthly Notices of the Royal Astronomical Society. 318(1). 47–57. 21 indexed citations
11.
Torkelsson, Ulf. (1998). The special and general relativistic effects on orbits around point masses. European Journal of Physics. 19(5). 459–464. 4 indexed citations
12.
Torkelsson, Ulf, et al.. (1998). Non-linear spherical Alfvén waves. Monthly Notices of the Royal Astronomical Society. 295(1). 55–65. 8 indexed citations
13.
Boynton, G. Chris & Ulf Torkelsson. (1996). DISSIPATION OF NON-LINEAR ALFVEN WAVES. 308(1). 299–308. 8 indexed citations
14.
Brandenburg, Axel, Åke Nordlund, Robert F. Stein, & Ulf Torkelsson. (1996). The Disk Accretion Rate for Dynamo-generated Turbulence. The Astrophysical Journal. 458(1). L45–L48. 46 indexed citations
15.
Torkelsson, Ulf, et al.. (1996). Magnetohydrodynamic instabilities and turbulence in accretion disks. The Astronomy and Astrophysics Review. 7(1). 55–96. 15 indexed citations
16.
Torkelsson, Ulf & Axel Brandenburg. (1995). Chaos in accretion disk dynamos?. Chaos Solitons & Fractals. 5(10). 1975–1984. 4 indexed citations
17.
Torkelsson, Ulf & Axel Brandenburg. (1994). The many incarnations of accretion disk dynamos: Mixed parities and chaos for large dynamo numbers. 292. 341–349. 2 indexed citations
18.
Torkelsson, Ulf & Axel Brandenburg. (1994). Turbulent accretion disk dynamos. 283(2). 677–692. 5 indexed citations
19.
Torkelsson, Ulf. (1993). Magnetic buoyancy in accretion disks. 274(2). 675–685. 1 indexed citations
20.
Dravins, Dainis, L. Lindegren, & Ulf Torkelsson. (1990). The rotationally broadened line profiles of Sirius.. 237(1). 137–147. 1 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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