J Halkjær-Kristensen

3.9k total citations · 1 hit paper
45 papers, 3.0k citations indexed

About

J Halkjær-Kristensen is a scholar working on Physiology, Rehabilitation and Complementary and alternative medicine. According to data from OpenAlex, J Halkjær-Kristensen has authored 45 papers receiving a total of 3.0k indexed citations (citations by other indexed papers that have themselves been cited), including 18 papers in Physiology, 17 papers in Rehabilitation and 7 papers in Complementary and alternative medicine. Recurrent topics in J Halkjær-Kristensen's work include Exercise and Physiological Responses (17 papers), Muscle activation and electromyography studies (7 papers) and Muscle metabolism and nutrition (7 papers). J Halkjær-Kristensen is often cited by papers focused on Exercise and Physiological Responses (17 papers), Muscle activation and electromyography studies (7 papers) and Muscle metabolism and nutrition (7 papers). J Halkjær-Kristensen collaborates with scholars based in Denmark, United States and Switzerland. J Halkjær-Kristensen's co-authors include Bente Klarlund Pedersen, Thorsten Ingemann-Hansen, Erik B. Simonsen, Jesper L. Andersen, Per Aagaard, Poul Dyhre‐Poulsen, Helle Brüünsgaard, H. Galbo, Anders Toft and S. Peter Magnusson and has published in prestigious journals such as The Journal of Clinical Endocrinology & Metabolism, The Journal of Physiology and Journal of Applied Physiology.

In The Last Decade

J Halkjær-Kristensen

45 papers receiving 2.8k 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.

A mechanism for increased contractile strength of human pennate muscle in response to strength training: changes in muscle architecture

2001 531 citations Per Aagaard, Jesper L. Andersen et al. The Journal of Physiology profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
J Halkjær-Kristensen Denmark	25	1.3k	897	871	617	573	45	3.0k
Martin W. Thompson Australia	31	757 0.6×	1.1k 1.2×	1.5k 1.7×	603 1.0×	506 0.9×	65	3.2k
Fredrick C. Hagerman United States	20	511 0.4×	1.7k 1.9×	548 0.6×	758 1.2×	710 1.2×	35	2.8k
Christian Denis France	33	499 0.4×	1.2k 1.3×	992 1.1×	847 1.4×	559 1.0×	82	3.5k
F. C. Hagerman United States	20	456 0.3×	1.4k 1.5×	497 0.6×	692 1.1×	677 1.2×	46	2.7k
P. M. Clarkson United States	28	1.2k 0.9×	1.1k 1.2×	278 0.3×	447 0.7×	423 0.7×	64	3.1k
Linda Maxwell New Zealand	17	801 0.6×	623 0.7×	566 0.6×	384 0.6×	196 0.3×	30	2.4k
R. C. Hickson United States	30	555 0.4×	1.3k 1.4×	944 1.1×	1.1k 1.7×	301 0.5×	69	3.3k
Ken A. van Someren United Kingdom	31	1.6k 1.2×	1.8k 2.0×	855 1.0×	810 1.3×	234 0.4×	67	3.3k
Jostein Hallén Norway	34	1.1k 0.8×	1.6k 1.8×	949 1.1×	801 1.3×	346 0.6×	104	4.0k
Léonard Féasson France	30	479 0.4×	842 0.9×	742 0.9×	393 0.6×	556 1.0×	119	2.7k

Countries citing papers authored by J Halkjær-Kristensen

Since Specialization

Citations

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

Fields of papers citing papers by J Halkjær-Kristensen

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by J Halkjær-Kristensen. 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 Halkjær-Kristensen. The network helps show where J Halkjær-Kristensen may publish in the future.

Co-authorship network of co-authors of J Halkjær-Kristensen

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

All Works

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20 of 20 papers shown

Alkjær, Tine, Lars Remvig, J Halkjær-Kristensen, et al.. (2013). Dynamic balance during gait in children and adults with Generalized Joint Hypermobility. Clinical Biomechanics. 28(3). 318–324. 21 indexed citations

Hiscock, Natalie, Emil Wolsk Petersen, Karen Krzywkowski, et al.. (2003). Glutamine supplementation further enhances exercise-induced plasma IL-6. Journal of Applied Physiology. 95(1). 145–148. 40 indexed citations

Toft, Anders, Lars Bjørn Jensen, Helle Brüünsgaard, et al.. (2002). Cytokine response to eccentric exercise in young and elderly humans. American Journal of Physiology-Cell Physiology. 283(1). C289–C295. 170 indexed citations

Krzywkowski, Karen, Emil Wolsk Petersen, Sisse Rye Ostrowski, et al.. (2001). Effect of glutamine and protein supplementation on exercise-induced decreases in salivary IgA. Journal of Applied Physiology. 91(2). 832–838. 50 indexed citations

Aagaard, Per, Jesper L. Andersen, Poul Dyhre‐Poulsen, et al.. (2001). A mechanism for increased contractile strength of human pennate muscle in response to strength training: changes in muscle architecture. The Journal of Physiology. 534(2). 613–623. 531 indexed citations breakdown →

Petersen, Emil Wolsk, Sisse Rye Ostrowski, Tobias Ibfelt, et al.. (2001). Effect of vitamin supplementation on cytokine response and on muscle damage after strenuous exercise. American Journal of Physiology-Cell Physiology. 280(6). C1570–C1575. 125 indexed citations

Steensberg, Adam, et al.. (2001). Strenuous exercise decreases the percentage of type 1 T cells in the circulation. Journal of Applied Physiology. 91(4). 1708–1712. 135 indexed citations

Aagaard, Per, Erik B. Simonsen, Jesper L. Andersen, et al.. (2000). Neural inhibition during maximal eccentric and concentric quadriceps contraction: effects of resistance training. Journal of Applied Physiology. 89(6). 2249–2257. 310 indexed citations

Brüünsgaard, Helle, et al.. (1997). Exercise‐induced increase in serum interleukin‐6 in humans is related to muscle damage.. The Journal of Physiology. 499(3). 833–841. 333 indexed citations

10.

Ullum, Henrik, J Halkjær-Kristensen, Marcus Diamant, et al.. (1994). The effect of acute exercise on lymphocyte subsets, natural killer cells, proliferative responses, and cytokines in HIV-seropositive persons.. PubMed. 7(11). 1122–33. 37 indexed citations

11.

Juul, Anders, et al.. (1993). Impaired thermoregulation in adults with growth hormone deficiency during heat exposure and exercise. Clinical Endocrinology. 38(3). 237–244. 45 indexed citations

12.

Tvede, N., Bente Klarlund Pedersen, T. Bendix, et al.. (1989). Effect of Physical Exercise on Blood Mononuclear Cell Subpopulations and in Vitro Proliferative Responses. Scandinavian Journal of Immunology. 29(3). 383–389. 93 indexed citations

13.

Pedersen, Bente Klarlund, N. Tvede, Vibeke Andersen, et al.. (1988). Modulation of Natural Killer Cell Activity in Peripheral Blood by Physical Exercise. Scandinavian Journal of Immunology. 27(6). 673–678. 106 indexed citations

14.

Halkjær-Kristensen, J & Thorsten Ingemann-Hansen. (1985). Wasting of the human quadriceps muscle after knee ligament injuries.. PubMed. 13. 5–55. 21 indexed citations

15.

Petersen, Jørgen Holm, Thorsten Ingemann-Hansen, & J Halkjær-Kristensen. (1984). Spontaneous and induced immunoglobulin secretion by synovial fluid B lymphocytes in rheumatoid arthritis.. Annals of the Rheumatic Diseases. 43(2). 140–145. 16 indexed citations

16.

Bundgaard, A, Thorsten Ingemann-Hansen, Anders Schmidt, & J Halkjær-Kristensen. (1982). Exercise-induced asthma after walking, running and cycling. Scandinavian Journal of Clinical and Laboratory Investigation. 42(1). 15–18. 34 indexed citations

17.

Ingemann-Hansen, Thorsten & J Halkjær-Kristensen. (1982). Seasonal variation of maximal oxygen consumption rate in humans. European Journal of Applied Physiology. 49(2). 151–157. 19 indexed citations

18.

Halkjær-Kristensen, J & Thorsten Ingemann-Hansen. (1981). Variations in single fibre areas and fibre composition in needle biopsies from the human quadriceps muscle. Scandinavian Journal of Clinical and Laboratory Investigation. 41(4). 391–395. 43 indexed citations

19.

Ingemann-Hansen, Thorsten & J Halkjær-Kristensen. (1979). Force-velocity relationships in the human quadriceps muscles.. PubMed. 11(2). 85–9. 20 indexed citations

20.

Ingemann-Hansen, Thorsten & J Halkjær-Kristensen. (1977). Cigarette smoking and maximal oxygen consumption rate in humans. Scandinavian Journal of Clinical and Laboratory Investigation. 37(2). 143–148. 17 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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