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Environmental Sciences
Norway
2026

D-Index & Metrics

Environmental Sciences

D-Index
82
Citations
22757
World Ranking
891
National Ranking
8

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.

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: 283 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: 25 scientists 501–510 publications: 17 scientists 511–520 publications: 18 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 681–686 publications: 3 scientists 687+ publications: 100 scientists
41 publications 687+

This scientist: 468 publications — 96th percentile

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

The last bar groups every scientist with 687 publications or more.

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.

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: 199 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: 19 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: 99 scientists
30 D-Index 125+

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 125 D-Index or more.

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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