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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 66 7214 6538 18 15 113 17154

Kjell M. Vårum publications per year

The chart shows the history of publications by Kjell M. Vårum between 1984 and 2017, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Kjell M. Vårum published across 34 years, from 1984 to 2017, averaging 3.4 papers a year. Output peaked at 9 publications in 1996. 3 of the 115 publications appeared in the last two years.

No. of publications
2 4 6 8
Bar chart. Horizontal axis: year, 1984 to 2017. Vertical axis: number of publications, 0 to 9. Peak 9 publications in 1996. 1984: 1 publication 1985: 0 publications 1986: 2 publications 1987: 0 publications 1988: 1 publication 1989: 1 publication 1990: 0 publications 1991: 3 publications 1992: 5 publications 1993: 2 publications 1994: 5 publications 1995: 2 publications 1996: 9 publications 1997: 5 publications 1998: 5 publications 1999: 3 publications 2000: 0 publications 2001: 7 publications 2002: 2 publications 2003: 6 publications 2004: 7 publications 2005: 5 publications 2006: 7 publications 2007: 3 publications 2008: 7 publications 2009: 3 publications 2010: 6 publications 2011: 4 publications 2012: 5 publications 2013: 3 publications 2014: 0 publications 2015: 3 publications 2016: 0 publications 2017: 3 publications
1984 2017

115 publications in total across all disciplines

View publications per year as a table
Kjell M. Vårum: publications per year, 1984 to 2017
Year Publications
1984 1
1985 0
1986 2
1987 0
1988 1
1989 1
1990 0
1991 3
1992 5
1993 2
1994 5
1995 2
1996 9
1997 5
1998 5
1999 3
2000 0
2001 7
2002 2
2003 6
2004 7
2005 5
2006 7
2007 3
2008 7
2009 3
2010 6
2011 4
2012 5
2013 3
2014 0
2015 3
2016 0
2017 3
Total 115
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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.

No. of scientists
250 500 750 1,000 1,250
Bar chart with 63 bars. Horizontal axis: publications, 61–80 to 1,295+. Vertical axis: number of scientists, 0 to 1,350. Most scientists, 1,350, have 161–180 publications. The last bar groups every scientist with 1,295 publications or more. The highlighted bar, 101–120 publications, is where this scientist sits. 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
61–80 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.

View publications distribution as a table
Number of Chemistry scientists by publication count, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
Publications Scientists This scientist
61–80 66
81–100 302
101–120 623 113
121–140 918
141–160 1,218
161–180 1,350
181–200 1,344
201–220 1,281
221–240 1,216
241–260 1,100
261–280 979
281–300 939
301–320 764
321–340 643
341–360 628
361–380 522
381–400 459
401–420 397
421–440 327
441–460 270
461–480 265
481–500 252
501–520 201
521–540 185
541–560 148
561–580 148
581–600 132
601–620 114
621–640 104
641–660 91
661–680 92
681–700 73
701–720 57
721–740 54
741–760 67
761–780 45
781–800 46
801–820 39
821–840 32
841–860 36
861–880 29
881–900 26
901–920 24
921–940 14
941–960 23
961–980 28
981–1,000 15
1,001–1,020 29
1,021–1,040 12
1,041–1,060 19
1,061–1,080 12
1,081–1,100 6
1,101–1,120 8
1,121–1,140 12
1,141–1,160 5
1,161–1,180 6
1,181–1,200 14
1,201–1,220 7
1,221–1,240 2
1,241–1,260 6
1,261–1,280 4
1,281–1,294 6
1,295+ 100
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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.

No. of scientists
250 500 750 1,000
Bar chart with 61 bars. Horizontal axis: D-Index, 40–41 to 159+. Vertical axis: number of scientists, 0 to 1,051. Most scientists, 1,051, have 56–57 D-Index. The last bar groups every scientist with 159 D-Index or more. The highlighted bar, 66–67 D-Index, is where this scientist sits. 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
40–41 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.

View D-Index distribution as a table
Number of Chemistry scientists by D-index, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
D-Index Scientists This scientist
40–41 289
42–43 612
44–45 808
46–47 776
48–49 835
50–51 861
52–53 872
54–55 933
56–57 1,051
58–59 930
60–61 882
62–63 834
64–65 731
66–67 775 66
68–69 683
70–71 646
72–73 561
74–75 501
76–77 437
78–79 388
80–81 354
82–83 292
84–85 275
86–87 254
88–89 235
90–91 185
92–93 192
94–95 155
96–97 163
98–99 125
100–101 105
102–103 105
104–105 112
106–107 88
108–109 68
110–111 69
112–113 65
114–115 79
116–117 61
118–119 44
120–121 37
122–123 40
124–125 33
126–127 26
128–129 34
130–131 35
132–133 25
134–135 27
136–137 17
138–139 16
140–141 20
142–143 20
144–145 15
146–147 9
148–149 9
150–151 16
152–153 11
154–155 9
156–157 3
158 3
159+ 98
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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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