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Environmental Sciences
Norway
2026

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Environmental Sciences 82 894 849 8 8 468 22757

Jan Alexander publications per year

The chart shows the history of publications by Jan Alexander between 1975 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Jan Alexander published across 51 years, from 1975 to 2025, averaging 12.3 papers a year. Output peaked at 35 publications in 2008. 7 of the 627 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1975 to 2025. Vertical axis: number of publications, 0 to 35. Peak 35 publications in 2008. 1975: 1 publication 1976: 0 publications 1977: 0 publications 1978: 0 publications 1979: 1 publication 1980: 1 publication 1981: 3 publications 1982: 6 publications 1983: 2 publications 1984: 2 publications 1985: 3 publications 1986: 3 publications 1987: 12 publications 1988: 8 publications 1989: 17 publications 1990: 9 publications 1991: 8 publications 1992: 6 publications 1993: 7 publications 1994: 13 publications 1995: 17 publications 1996: 15 publications 1997: 18 publications 1998: 6 publications 1999: 14 publications 2000: 11 publications 2001: 16 publications 2002: 14 publications 2003: 19 publications 2004: 15 publications 2005: 30 publications 2006: 22 publications 2007: 31 publications 2008: 35 publications 2009: 26 publications 2010: 12 publications 2011: 15 publications 2012: 17 publications 2013: 19 publications 2014: 22 publications 2015: 11 publications 2016: 27 publications 2017: 31 publications 2018: 28 publications 2019: 14 publications 2020: 22 publications 2021: 11 publications 2022: 0 publications 2023: 0 publications 2024: 6 publications 2025: 1 publication
1975 2025

627 publications in total across all disciplines

View publications per year as a table
Jan Alexander: publications per year, 1975 to 2025
Year Publications
1975 1
1976 0
1977 0
1978 0
1979 1
1980 1
1981 3
1982 6
1983 2
1984 2
1985 3
1986 3
1987 12
1988 8
1989 17
1990 9
1991 8
1992 6
1993 7
1994 13
1995 17
1996 15
1997 18
1998 6
1999 14
2000 11
2001 16
2002 14
2003 19
2004 15
2005 30
2006 22
2007 31
2008 35
2009 26
2010 12
2011 15
2012 17
2013 19
2014 22
2015 11
2016 27
2017 31
2018 28
2019 14
2020 22
2021 11
2022 0
2023 0
2024 6
2025 1
Total 627
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Jan Alexander publication distribution in Environmental Sciences in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Environmental Sciences in 2026. The highlighted bar marks where Jan Alexander sits on this spectrum.

No. of scientists
200 400 600
Bar chart with 66 bars. Horizontal axis: publications, 41–50 to 690+. Vertical axis: number of scientists, 0 to 617. Most scientists, 617, have 121–130 publications. The last bar groups every scientist with 690 publications or more. The highlighted bar, 461–470 publications, is where this scientist sits. 41–50 publications: 21 scientists 51–60 publications: 62 scientists 61–70 publications: 133 scientists 71–80 publications: 257 scientists 81–90 publications: 361 scientists 91–100 publications: 440 scientists 101–110 publications: 492 scientists 111–120 publications: 541 scientists 121–130 publications: 617 scientists 131–140 publications: 544 scientists 141–150 publications: 541 scientists 151–160 publications: 539 scientists 161–170 publications: 444 scientists 171–180 publications: 444 scientists 181–190 publications: 400 scientists 191–200 publications: 377 scientists 201–210 publications: 318 scientists 211–220 publications: 282 scientists 221–230 publications: 263 scientists 231–240 publications: 220 scientists 241–250 publications: 217 scientists 251–260 publications: 180 scientists 261–270 publications: 181 scientists 271–280 publications: 155 scientists 281–290 publications: 130 scientists 291–300 publications: 127 scientists 301–310 publications: 130 scientists 311–320 publications: 85 scientists 321–330 publications: 106 scientists 331–340 publications: 80 scientists 341–350 publications: 83 scientists 351–360 publications: 75 scientists 361–370 publications: 69 scientists 371–380 publications: 52 scientists 381–390 publications: 54 scientists 391–400 publications: 56 scientists 401–410 publications: 44 scientists 411–420 publications: 40 scientists 421–430 publications: 36 scientists 431–440 publications: 25 scientists 441–450 publications: 25 scientists 451–460 publications: 32 scientists 461–470 publications: 29 scientists 471–480 publications: 21 scientists 481–490 publications: 26 scientists 491–500 publications: 26 scientists 501–510 publications: 17 scientists 511–520 publications: 19 scientists 521–530 publications: 15 scientists 531–540 publications: 22 scientists 541–550 publications: 12 scientists 551–560 publications: 15 scientists 561–570 publications: 11 scientists 571–580 publications: 19 scientists 581–590 publications: 9 scientists 591–600 publications: 9 scientists 601–610 publications: 7 scientists 611–620 publications: 11 scientists 621–630 publications: 5 scientists 631–640 publications: 5 scientists 641–650 publications: 6 scientists 651–660 publications: 3 scientists 661–670 publications: 3 scientists 671–680 publications: 4 scientists 681–689 publications: 4 scientists 690+ publications: 100 scientists
41–50 publications 690+

This scientist: 468 publications — 96th percentile

96% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 690 publications or more.

View publications distribution as a table
Number of Environmental Sciences scientists by publication count, Research.com 2026 ranking edition. Based on 9,676 ranked scientists.
Publications Scientists This scientist
41–50 21
51–60 62
61–70 133
71–80 257
81–90 361
91–100 440
101–110 492
111–120 541
121–130 617
131–140 544
141–150 541
151–160 539
161–170 444
171–180 444
181–190 400
191–200 377
201–210 318
211–220 282
221–230 263
231–240 220
241–250 217
251–260 180
261–270 181
271–280 155
281–290 130
291–300 127
301–310 130
311–320 85
321–330 106
331–340 80
341–350 83
351–360 75
361–370 69
371–380 52
381–390 54
391–400 56
401–410 44
411–420 40
421–430 36
431–440 25
441–450 25
451–460 32
461–470 29 468
471–480 21
481–490 26
491–500 26
501–510 17
511–520 19
521–530 15
531–540 22
541–550 12
551–560 15
561–570 11
571–580 19
581–590 9
591–600 9
601–610 7
611–620 11
621–630 5
631–640 5
641–650 6
651–660 3
661–670 3
671–680 4
681–689 4
690+ 100
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Jan Alexander D-index placement in Environmental Sciences in 2026

The chart shows the D-index (discipline H-index) distribution of Environmental Sciences scientists ranked by Research.com in 2026. The highlighted bar marks where Jan Alexander sits on this spectrum.

No. of scientists
100 200 300
Bar chart with 97 bars. Horizontal axis: D-Index, 30 to 126+. Vertical axis: number of scientists, 0 to 348. Most scientists, 348, have 45 D-Index. The last bar groups every scientist with 126 D-Index or more. The highlighted bar, 82 D-Index, is where this scientist sits. 30 D-Index: 12 scientists 31 D-Index: 26 scientists 32 D-Index: 51 scientists 33 D-Index: 88 scientists 34 D-Index: 123 scientists 35 D-Index: 163 scientists 36 D-Index: 206 scientists 37 D-Index: 267 scientists 38 D-Index: 265 scientists 39 D-Index: 275 scientists 40 D-Index: 321 scientists 41 D-Index: 343 scientists 42 D-Index: 305 scientists 43 D-Index: 336 scientists 44 D-Index: 330 scientists 45 D-Index: 348 scientists 46 D-Index: 291 scientists 47 D-Index: 275 scientists 48 D-Index: 272 scientists 49 D-Index: 273 scientists 50 D-Index: 263 scientists 51 D-Index: 232 scientists 52 D-Index: 266 scientists 53 D-Index: 217 scientists 54 D-Index: 198 scientists 55 D-Index: 177 scientists 56 D-Index: 202 scientists 57 D-Index: 204 scientists 58 D-Index: 166 scientists 59 D-Index: 177 scientists 60 D-Index: 166 scientists 61 D-Index: 152 scientists 62 D-Index: 143 scientists 63 D-Index: 150 scientists 64 D-Index: 124 scientists 65 D-Index: 119 scientists 66 D-Index: 120 scientists 67 D-Index: 118 scientists 68 D-Index: 82 scientists 69 D-Index: 98 scientists 70 D-Index: 94 scientists 71 D-Index: 105 scientists 72 D-Index: 74 scientists 73 D-Index: 84 scientists 74 D-Index: 70 scientists 75 D-Index: 67 scientists 76 D-Index: 78 scientists 77 D-Index: 60 scientists 78 D-Index: 59 scientists 79 D-Index: 52 scientists 80 D-Index: 47 scientists 81 D-Index: 38 scientists 82 D-Index: 48 scientists 83 D-Index: 42 scientists 84 D-Index: 42 scientists 85 D-Index: 43 scientists 86 D-Index: 29 scientists 87 D-Index: 37 scientists 88 D-Index: 29 scientists 89 D-Index: 30 scientists 90 D-Index: 34 scientists 91 D-Index: 20 scientists 92 D-Index: 22 scientists 93 D-Index: 17 scientists 94 D-Index: 19 scientists 95 D-Index: 24 scientists 96 D-Index: 21 scientists 97 D-Index: 20 scientists 98 D-Index: 24 scientists 99 D-Index: 17 scientists 100 D-Index: 17 scientists 101 D-Index: 21 scientists 102 D-Index: 25 scientists 103 D-Index: 18 scientists 104 D-Index: 26 scientists 105 D-Index: 20 scientists 106 D-Index: 15 scientists 107 D-Index: 10 scientists 108 D-Index: 13 scientists 109 D-Index: 15 scientists 110 D-Index: 12 scientists 111 D-Index: 8 scientists 112 D-Index: 7 scientists 113 D-Index: 9 scientists 114 D-Index: 6 scientists 115 D-Index: 12 scientists 116 D-Index: 7 scientists 117 D-Index: 8 scientists 118 D-Index: 3 scientists 119 D-Index: 5 scientists 120 D-Index: 7 scientists 121 D-Index: 2 scientists 122 D-Index: 4 scientists 123 D-Index: 8 scientists 124 D-Index: 7 scientists 125 D-Index: 9 scientists 126+ D-Index: 92 scientists
30 D-Index 126+

This scientist: 82 D-Index — 91st percentile

91% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 126 D-Index or more.

View D-Index distribution as a table
Number of Environmental Sciences scientists by D-index, Research.com 2026 ranking edition. Based on 9,676 ranked scientists.
D-Index Scientists This scientist
30 12
31 26
32 51
33 88
34 123
35 163
36 206
37 267
38 265
39 275
40 321
41 343
42 305
43 336
44 330
45 348
46 291
47 275
48 272
49 273
50 263
51 232
52 266
53 217
54 198
55 177
56 202
57 204
58 166
59 177
60 166
61 152
62 143
63 150
64 124
65 119
66 120
67 118
68 82
69 98
70 94
71 105
72 74
73 84
74 70
75 67
76 78
77 60
78 59
79 52
80 47
81 38
82 48 82
83 42
84 42
85 43
86 29
87 37
88 29
89 30
90 34
91 20
92 22
93 17
94 19
95 24
96 21
97 20
98 24
99 17
100 17
101 21
102 25
103 18
104 26
105 20
106 15
107 10
108 13
109 15
110 12
111 8
112 7
113 9
114 6
115 12
116 7
117 8
118 3
119 5
120 7
121 2
122 4
123 8
124 7
125 9
126+ 92
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Research.com Recognitions

  • 2026 - Research.com Environmental Sciences in Norway Leader Award
  • 2025 - Research.com Environmental Sciences in Norway Leader Award

Overview

Jan Alexander is affiliated with the Norwegian Institute of Public Health in Norway. Their research spans multiple scientific domains, including ecology, earth-surface processes, parasitology, soil science, and atmospheric science.

Alexander's work focuses on topics such as:

  • Hydrology and sediment transport processes
  • Geological formations and processes
  • Soil erosion and sediment transport
  • Geology and paleoclimatology research
  • Optical systems and laser technology
  • Bee products chemical analysis
  • Spectroscopy and chemometric analyses

Their frequent coauthors include:

  • D. Guénot
  • Madeleine Selvander
  • Kristine B. Gützkow
  • Michelle A. Méndez
  • Gunnar Brunborg

Alexander has contributed to several publication venues, with multiple papers in UNC Libraries and Sedimentology, along with publications in Optics Continuum, Current Eye Research, and the Journal of Parasitology.

Significant recent papers authored or coauthored by Alexander include:

  • Controls on channel deposits of highly variable rivers: Comparing hydrology and event deposits in the Burdekin River, Australia, 2020, Sedimentology

The other recent papers from their frequent coauthors in 2024, which show related research interests, include:

  • Towards a new generation of fluvial facies models for the interpretation of ancient deposits, based on inter-annual peak discharge variance of modern rivers, 2024, Sedimentology
  • Compact snapshot hyperspectral camera for ophthalmology, 2024, Optics Continuum
  • Naevi Characterization Using Hyperspectral Imaging: A Pilot Study, 2024, Current Eye Research
  • Seroprevalence of Toxoplasma Gondii in Goats from Southwestern Mississippi, USA, 2024, Journal of Parasitology

Best Publications

  • The physical character of subaqueous sedimentary density flows and their deposits

    Thierry Mulder;Jan Alexander

  • Nordic Nutrition Recommendations 2004 – integrating nutrition and physical activity

    Wulf Becker;Niels Lyhne;Agnes N. Pedersen;Antti Aro

  • Risk to human health related to the presence of perfluorooctane sulfonic acid and perfluorooctanoic acid in food

    Helle Katrine Knutsen;Jan Alexander;Lars Barregård;Margherita Bignami

  • Diet and particularly seafood are major sources of perfluorinated compounds in humans.

    Line S. Haug;Cathrine Thomsen;Anne L. Brantsæter;Helen E. Kvalem

  • A Dietary Pattern Characterized by High Intake of Vegetables, Fruits, and Vegetable Oils Is Associated with Reduced Risk of Preeclampsia in Nulliparous Pregnant Norwegian Women

    Anne Lise Brantsæter;Margaretha Haugen;Sven Ove Samuelsen;Sven Ove Samuelsen;Hanne Torjusen;Hanne Torjusen

  • Validity of a new food frequency questionnaire for pregnant women in the Norwegian Mother and Child Cohort Study (MoBa).

    Anne Lise Brantsaeter;Margaretha Haugen;Jan Alexander;Helle Margrete Meltzer

  • Active Tectonic Control on Alluvial Architecture

    Jan Alexander;Mike R. Leeder

  • Risk for animal and human health related to the presence of dioxins and dioxin???like PCBs in feed and food

    Helle Katrine Knutsen;Jan Alexander;Lars Barregård

  • Glycyrrhizic acid in liquorice—Evaluation of health hazard

    F.C. Størmer;R. Reistad;J. Alexander

  • Opinion of the Scientific Panel on Contaminants in the food chain on a request from the European Commission on marine biotoxines in shellfish okadaic acid and analogues

    J Alexander;G. A. Audunsson;D. Benford;A. Cockburn

  • Bedforms and associated sedimentary structures formed under supercritical water flows over aggrading sand beds

    J. Alexander;J. S. Bridge;R. J. Cheel;S. F. Leclair

  • Methodological challenges when monitoring the diet of pregnant women in a large study: experiences from the Norwegian Mother and Child Cohort Study (MoBa).

    Helle Margrete Meltzer;Anne Lise Brantsaeter;Trond A Ydersbond;Jan Alexander

  • Arsenic in the human food chain, biotransformation and toxicology- review focusing on seafood arsenic

    Marianne Molin;Stine Marie Ulven;Helle Margrete Meltzer;Jan Alexander

  • Ground‐penetrating radar and coring used to study the large‐scale structure of point‐bar deposits in three dimensions

    John S. Bridge;Jan Alexander;Richard E. Ll. Collier;Rob. L. Gawthorpe

  • Arsenic toxicity: Molecular targets and therapeutic agents

    Valeria Marina Nurchi;Aleksandra Buha Djordjevic;Guido Crisponi;Jan Alexander

  • Ground penetrating radar: Application to sandbody geometry and heterogeneity studies

    R. L. Gawthorpe;R. E. Li Collier;J. Alexander;J. S. Bridge

  • Scientific Opinion on Tetrabromobisphenol A (TBBPA) and its derivatives in food : EFSA Panel on Contaminants in the Food Chain (CONTAM)

    Jan Alexander;Diane Benford;Alan Boobis;Åke Bergman

  • Low iron stores are related to higher blood concentrations of manganese, cobalt and cadmium in non-smoking, Norwegian women in the HUNT 2 study.

    Helle Margrete Meltzer;Anne Lise Brantsæter;Berit Borch-Iohnsen;Dag G. Ellingsen

  • Opinion of the Scientific Committee on "A Harmonised Approach for Risk Assessment of Compounds which are both Genotoxic and Carcinogenic". Comments from the Norwegian Scientific Committee for Food Safety

    Erik Dybing;Tore Sanner;Jan Alexander;Helle Katrine Knutsen

  • Nitrate in vegetables Scientific Opinion of the Panel on Contaminants in the Food chain 1

    Jan Alexander;Diane Benford;Andrew Cockburn;Jean-Pierre Cravedi

  • Facies model for fluvial systems in the seasonal tropics and subtropics

    Christopher R. Fielding;Jonathan P. Allen;Jan Alexander;Martin R. Gibling

  • The origin and tectonic significance of asymmetrical meander belts

    Mike R. Leeder;Jan Alexander

  • SCIENTIFIC OPINION Marine biotoxins in shellfish - Pectenotoxin group 1 Scientific Opinion of the Panel on Contaminants in the Food chain

    Jan Alexander;Diane Benford;Andrew Cockburn;Jean-Pierre Cravedi

  • Floodplains: Interdisciplinary Approaches

    Susan B Marriott;Jan Alexander

Frequent Co-Authors

Christopher R. Fielding
Christopher R. Fielding University of Connecticut
Georg Becher
Georg Becher University of Oslo
Åshild Krogdahl
Åshild Krogdahl Norwegian University of Life Sciences
Jørn A. Holme
Jørn A. Holme Norwegian Institute of Public Health
Augustine Arukwe
Augustine Arukwe Norwegian University of Science and Technology
Marc H.G. Berntssen
Marc H.G. Berntssen National Institute of Nutrition
Gunnar Brunborg
Gunnar Brunborg Norwegian Institute of Public Health
Margherita Bignami
Margherita Bignami Istituto Superiore di Sanità
Christer Hogstrand
Christer Hogstrand King's College London
Bettina Grasl-Kraupp
Bettina Grasl-Kraupp Medical University of Vienna

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