World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
66
Citations
17154
World Ranking
7214
National Ranking
18

Kjell M. Vårum publication distribution in Chemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Chemistry in 2026. The highlighted bar marks where Kjell M. Vårum sits on this spectrum.

61–80 publications: 66 scientists 81–100 publications: 302 scientists 101–120 publications: 623 scientists 121–140 publications: 918 scientists 141–160 publications: 1,218 scientists 161–180 publications: 1,350 scientists 181–200 publications: 1,344 scientists 201–220 publications: 1,281 scientists 221–240 publications: 1,216 scientists 241–260 publications: 1,100 scientists 261–280 publications: 979 scientists 281–300 publications: 939 scientists 301–320 publications: 764 scientists 321–340 publications: 643 scientists 341–360 publications: 628 scientists 361–380 publications: 522 scientists 381–400 publications: 459 scientists 401–420 publications: 397 scientists 421–440 publications: 327 scientists 441–460 publications: 270 scientists 461–480 publications: 265 scientists 481–500 publications: 252 scientists 501–520 publications: 201 scientists 521–540 publications: 185 scientists 541–560 publications: 148 scientists 561–580 publications: 148 scientists 581–600 publications: 132 scientists 601–620 publications: 114 scientists 621–640 publications: 104 scientists 641–660 publications: 91 scientists 661–680 publications: 92 scientists 681–700 publications: 73 scientists 701–720 publications: 57 scientists 721–740 publications: 54 scientists 741–760 publications: 67 scientists 761–780 publications: 45 scientists 781–800 publications: 46 scientists 801–820 publications: 39 scientists 821–840 publications: 32 scientists 841–860 publications: 36 scientists 861–880 publications: 29 scientists 881–900 publications: 26 scientists 901–920 publications: 24 scientists 921–940 publications: 14 scientists 941–960 publications: 23 scientists 961–980 publications: 28 scientists 981–1,000 publications: 15 scientists 1,001–1,020 publications: 29 scientists 1,021–1,040 publications: 12 scientists 1,041–1,060 publications: 19 scientists 1,061–1,080 publications: 12 scientists 1,081–1,100 publications: 6 scientists 1,101–1,120 publications: 8 scientists 1,121–1,140 publications: 12 scientists 1,141–1,160 publications: 5 scientists 1,161–1,180 publications: 6 scientists 1,181–1,200 publications: 14 scientists 1,201–1,220 publications: 7 scientists 1,221–1,240 publications: 2 scientists 1,241–1,260 publications: 6 scientists 1,261–1,280 publications: 4 scientists 1,281–1,294 publications: 6 scientists 1,295+ publications: 100 scientists
61 publications 1,295+

This scientist: 113 publications — 4th percentile

4% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,295 publications or more.

Kjell M. Vårum D-index placement in Chemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Chemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Kjell M. Vårum sits on this spectrum.

40–41 D-Index: 289 scientists 42–43 D-Index: 612 scientists 44–45 D-Index: 808 scientists 46–47 D-Index: 776 scientists 48–49 D-Index: 835 scientists 50–51 D-Index: 861 scientists 52–53 D-Index: 872 scientists 54–55 D-Index: 933 scientists 56–57 D-Index: 1,051 scientists 58–59 D-Index: 930 scientists 60–61 D-Index: 882 scientists 62–63 D-Index: 834 scientists 64–65 D-Index: 731 scientists 66–67 D-Index: 775 scientists 68–69 D-Index: 683 scientists 70–71 D-Index: 646 scientists 72–73 D-Index: 561 scientists 74–75 D-Index: 501 scientists 76–77 D-Index: 437 scientists 78–79 D-Index: 388 scientists 80–81 D-Index: 354 scientists 82–83 D-Index: 292 scientists 84–85 D-Index: 275 scientists 86–87 D-Index: 254 scientists 88–89 D-Index: 235 scientists 90–91 D-Index: 185 scientists 92–93 D-Index: 192 scientists 94–95 D-Index: 155 scientists 96–97 D-Index: 163 scientists 98–99 D-Index: 125 scientists 100–101 D-Index: 105 scientists 102–103 D-Index: 105 scientists 104–105 D-Index: 112 scientists 106–107 D-Index: 88 scientists 108–109 D-Index: 68 scientists 110–111 D-Index: 69 scientists 112–113 D-Index: 65 scientists 114–115 D-Index: 79 scientists 116–117 D-Index: 61 scientists 118–119 D-Index: 44 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 40 scientists 124–125 D-Index: 33 scientists 126–127 D-Index: 26 scientists 128–129 D-Index: 34 scientists 130–131 D-Index: 35 scientists 132–133 D-Index: 25 scientists 134–135 D-Index: 27 scientists 136–137 D-Index: 17 scientists 138–139 D-Index: 16 scientists 140–141 D-Index: 20 scientists 142–143 D-Index: 20 scientists 144–145 D-Index: 15 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 9 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 11 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 3 scientists 158 D-Index: 3 scientists 159+ D-Index: 98 scientists
40 D-Index 159+

This scientist: 66 D-Index — 60th percentile

60% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

Overview

Kjell M. Vårum is affiliated with the Norwegian University of Science and Technology in Norway. Their academic career centers on scientific research within a university setting, contributing to the body of knowledge associated with their institution.

There is no detailed public record of specific recent papers authored by Kjell M. Vårum. Likewise, there are no frequent co-authors or recurring publication venues documented. This indicates limited accessible information on a steady pattern of collaborative research or preferred journals and conferences for dissemination.

No book publications or publishers linked to Kjell M. Vårum have been noted. The absence of listed book contributions suggests their scholarly output may primarily focus on journal articles or other formats not captured in the provided data.

Kjell M. Vårum's specific fields of study and subfields are not detailed in the available information. Similarly, there is no publicly recorded catalog of main research topics explored by this scientist. This lack of data may reflect specialization in niche areas or unpublished specifics about research focus.

There is no record of awards received by Kjell M. Vårum, with no years or citations listed for any honors. This implies that if awards have been granted, details are not currently documented or publicly available.

Best Publications

  • Chitosans as Absorption Enhancers for Poorly Absorbable Drugs 2: Mechanism of Absorption Enhancement

    Nicolaas G. M. Schipper;Susanne Olsson;Janet A. Hoogstraate;Albertus G. deBoer

  • Chitosan as a nonviral gene delivery system. Structure-property relationships and characteristics compared with polyethylenimine in vitro and after lung administration in vivo.

    Magnus Köping-Höggård;Ioannis Tubulekas;Holly Guan;Katarina Edwards

  • Production of Chitooligosaccharides and Their Potential Applications in Medicine

    Berit B. Aam;Ellinor B. Heggset;Anne Line Norberg;Morten Sørlie

  • Determination of the degree of N-acetylation and the distribution of N-acetyl groups in partially N-deacetylated chitins (chitosans) by high-field n.m.r. spectroscopy☆

    K M Vårum;M W Anthonsen;H Grasdalen;O Smidsrød

  • Chitosans as absorption enhancers for poorly absorbable drugs. 1: Influence of molecular weight and degree of acetylation on drug transport across human intestinal epithelial (Caco-2) cells.

    Nicolaas G. M. Schipper;Kjell M. Vårum;Per Artursson

  • Comparison of the Ability of Partially N-acetylated Chitosans and Chitooligosaccharides to Elicit Resistance Reactions in Wheat Leaves

    Peter Vander;Kjell M. Vårum;Alain Domard;Nour Eddine El Gueddari

  • Advances in chitin science

    Alain Domard;George A. F. Roberts;Kjell M. Vårum

  • Improved chitosan-mediated gene delivery based on easily dissociated chitosan polyplexes of highly defined chitosan oligomers

    M Köping-Höggård;KM Vårum;M Issa;S Danielsen

  • In vitro degradation rates of partially N-acetylated chitosans in human serum.

    Kjell M. Vårum;Mildrid M. Myhr;Ragnhild J.N. Hjerde;Olav Smidsrød

  • Chitosans as absorption enhancers of poorly absorbable drugs: 3: Influence of mucus on absorption enhancement

    Nicolaas G.M. Schipper;Kjell M. Vårum;Patric Stenberg;Göran Ocklind

  • Water-solubility of partially N-acetylated chitosans as a function of pH: effect of chemical composition and depolymerisation

    Kjell M. Vårum;Mette H. Ottøy;Olav Smidsrød

  • Chitosan: Gels and Interfacial Properties

    Unknown

  • Solution properties of chitosans: conformation and chain stiffness of chitosans with different degrees of N-acetylation

    Marit W. Anthonsen;Kjell M. Vårum;Olav Smidsrød

  • Acid hydrolysis of chitosans

    K.M. Vårum;M.H. Ottøy;O. Smidsrød

  • Costs and benefits of processivity in enzymatic degradation of recalcitrant polysaccharides

    Svein J. Horn;Pawel Sikorski;Jannicke B. Cederkvist;Gustav Vaaje-Kolstad

  • Degradation of partially N-acetylated chitosans with hen egg white and human lysozyme

    Ragnhild J. Nordtveit;Kjell M. Vårum;Olav Smidsrød

  • Endo/exo mechanism and processivity of family 18 chitinases produced by Serratia marcescens.

    Svein Jarle Horn;Audun Sørbotten;Bjørnar Synstad;Pawel Sikorski

  • Relationship between the physical shape and the efficiency of oligomeric chitosan as a gene delivery system in vitro and in vivo.

    Magnus Köping-Höggård;Yulia S Mel'nikova;Kjell Mårten Vårum;Björn Lindman

  • A seasonal study of the chemical composition and chitin quality of shrimp shells obtained from northern shrimp (Pandalus borealis)

    Ruth S. Hagen Rødde;Aslak Einbu;Kjell M. Vårum

  • Degradation of fully water-soluble, partially N-acetylated chitosans with lysozyme

    Ragnhild J. Nordtveit;Kjell M. Vårum;Olav Smidsrød

  • 13C-n.m.r. studies of the acetylation sequences in partially N-deacetylated chitins (chitosans).

    Kjell M. Vårum;Marit W. Anthonsen;Hans Grasdalen;Olav Smidsrød

Frequent Co-Authors

Olav Smidsrød
Olav Smidsrød Norwegian University of Science and Technology
Per Artursson
Per Artursson Uppsala University
Vincent G. H. Eijsink
Vincent G. H. Eijsink Norwegian University of Life Sciences
Bjørn T. Stokke
Bjørn T. Stokke Norwegian University of Science and Technology
Svein J. Horn
Svein J. Horn Norwegian University of Life Sciences
Stephen E. Harding
Stephen E. Harding University of Nottingham
Gustav Vaaje-Kolstad
Gustav Vaaje-Kolstad Norwegian University of Life Sciences
Ivo G. Boneca
Ivo G. Boneca Institut Pasteur
Konstantinos Mavromatis
Konstantinos Mavromatis Bristol-Myers Squibb (Switzerland)
Helmut Cölfen
Helmut Cölfen University of Konstanz

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