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Engineering and Technology
Norway
2026

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Engineering and Technology 74 837 792 4 4 318 15550

Johan Sjöblom publications per year

The chart shows the history of publications by Johan Sjöblom between 1972 and 2022, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Johan Sjöblom published across 51 years, from 1972 to 2022, averaging 9.7 papers a year. Output peaked at 52 publications in 1980. 6 of the 496 publications appeared in the last two years.

No. of publications
10 20 30 40 50
Bar chart. Horizontal axis: year, 1972 to 2022. Vertical axis: number of publications, 0 to 52. Peak 52 publications in 1980. 1972: 1 publication 1973: 0 publications 1974: 0 publications 1975: 0 publications 1976: 0 publications 1977: 0 publications 1978: 0 publications 1979: 0 publications 1980: 52 publications 1981: 5 publications 1982: 4 publications 1983: 3 publications 1984: 2 publications 1985: 2 publications 1986: 6 publications 1987: 3 publications 1988: 1 publication 1989: 2 publications 1990: 5 publications 1991: 11 publications 1992: 17 publications 1993: 9 publications 1994: 15 publications 1995: 10 publications 1996: 13 publications 1997: 2 publications 1998: 15 publications 1999: 12 publications 2000: 9 publications 2001: 13 publications 2002: 9 publications 2003: 7 publications 2004: 5 publications 2005: 19 publications 2006: 17 publications 2007: 18 publications 2008: 17 publications 2009: 20 publications 2010: 22 publications 2011: 13 publications 2012: 21 publications 2013: 7 publications 2014: 21 publications 2015: 20 publications 2016: 16 publications 2017: 16 publications 2018: 12 publications 2019: 8 publications 2020: 10 publications 2021: 3 publications 2022: 3 publications
1972 2022

496 publications in total across all disciplines

View publications per year as a table
Johan Sjöblom: publications per year, 1972 to 2022
Year Publications
1972 1
1973 0
1974 0
1975 0
1976 0
1977 0
1978 0
1979 0
1980 52
1981 5
1982 4
1983 3
1984 2
1985 2
1986 6
1987 3
1988 1
1989 2
1990 5
1991 11
1992 17
1993 9
1994 15
1995 10
1996 13
1997 2
1998 15
1999 12
2000 9
2001 13
2002 9
2003 7
2004 5
2005 19
2006 17
2007 18
2008 17
2009 20
2010 22
2011 13
2012 21
2013 7
2014 21
2015 20
2016 16
2017 16
2018 12
2019 8
2020 10
2021 3
2022 3
Total 496
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Johan Sjöblom publication distribution in Engineering and Technology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Engineering and Technology in 2026. The highlighted bar marks where Johan Sjöblom sits on this spectrum.

No. of scientists
100 200 300 400
Bar chart with 78 bars. Horizontal axis: publications, 38–47 to 804+. Vertical axis: number of scientists, 0 to 457. Most scientists, 457, have 148–157 publications. The last bar groups every scientist with 804 publications or more. The highlighted bar, 318–327 publications, is where this scientist sits. 38–47 publications: 20 scientists 48–57 publications: 35 scientists 58–67 publications: 96 scientists 68–77 publications: 135 scientists 78–87 publications: 190 scientists 88–97 publications: 259 scientists 98–107 publications: 283 scientists 108–117 publications: 369 scientists 118–127 publications: 341 scientists 128–137 publications: 386 scientists 138–147 publications: 372 scientists 148–157 publications: 457 scientists 158–167 publications: 415 scientists 168–177 publications: 407 scientists 178–187 publications: 421 scientists 188–197 publications: 378 scientists 198–207 publications: 403 scientists 208–217 publications: 317 scientists 218–227 publications: 346 scientists 228–237 publications: 321 scientists 238–247 publications: 260 scientists 248–257 publications: 280 scientists 258–267 publications: 240 scientists 268–277 publications: 214 scientists 278–287 publications: 242 scientists 288–297 publications: 203 scientists 298–307 publications: 166 scientists 308–317 publications: 154 scientists 318–327 publications: 175 scientists 328–337 publications: 159 scientists 338–347 publications: 99 scientists 348–357 publications: 131 scientists 358–367 publications: 106 scientists 368–377 publications: 118 scientists 378–387 publications: 97 scientists 388–397 publications: 108 scientists 398–407 publications: 82 scientists 408–417 publications: 71 scientists 418–427 publications: 64 scientists 428–437 publications: 55 scientists 438–447 publications: 54 scientists 448–457 publications: 60 scientists 458–467 publications: 47 scientists 468–477 publications: 40 scientists 478–487 publications: 30 scientists 488–497 publications: 29 scientists 498–507 publications: 38 scientists 508–517 publications: 40 scientists 518–527 publications: 32 scientists 528–537 publications: 23 scientists 538–547 publications: 28 scientists 548–557 publications: 23 scientists 558–567 publications: 19 scientists 568–577 publications: 16 scientists 578–587 publications: 17 scientists 588–597 publications: 18 scientists 598–607 publications: 22 scientists 608–617 publications: 15 scientists 618–627 publications: 9 scientists 628–637 publications: 11 scientists 638–647 publications: 21 scientists 648–657 publications: 12 scientists 658–667 publications: 9 scientists 668–677 publications: 11 scientists 678–687 publications: 9 scientists 688–697 publications: 6 scientists 698–707 publications: 14 scientists 708–717 publications: 7 scientists 718–727 publications: 8 scientists 728–737 publications: 10 scientists 738–747 publications: 9 scientists 748–757 publications: 5 scientists 758–767 publications: 5 scientists 768–777 publications: 11 scientists 778–787 publications: 7 scientists 788–797 publications: 2 scientists 798–803 publications: 4 scientists 804+ publications: 100 scientists
38–47 publications 804+

This scientist: 318 publications — 79th percentile

79% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 804 publications or more.

View publications distribution as a table
Number of Engineering and Technology scientists by publication count, Research.com 2026 ranking edition. Based on 9,796 ranked scientists.
Publications Scientists This scientist
38–47 20
48–57 35
58–67 96
68–77 135
78–87 190
88–97 259
98–107 283
108–117 369
118–127 341
128–137 386
138–147 372
148–157 457
158–167 415
168–177 407
178–187 421
188–197 378
198–207 403
208–217 317
218–227 346
228–237 321
238–247 260
248–257 280
258–267 240
268–277 214
278–287 242
288–297 203
298–307 166
308–317 154
318–327 175 318
328–337 159
338–347 99
348–357 131
358–367 106
368–377 118
378–387 97
388–397 108
398–407 82
408–417 71
418–427 64
428–437 55
438–447 54
448–457 60
458–467 47
468–477 40
478–487 30
488–497 29
498–507 38
508–517 40
518–527 32
528–537 23
538–547 28
548–557 23
558–567 19
568–577 16
578–587 17
588–597 18
598–607 22
608–617 15
618–627 9
628–637 11
638–647 21
648–657 12
658–667 9
668–677 11
678–687 9
688–697 6
698–707 14
708–717 7
718–727 8
728–737 10
738–747 9
748–757 5
758–767 5
768–777 11
778–787 7
788–797 2
798–803 4
804+ 100
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Johan Sjöblom D-index placement in Engineering and Technology in 2026

The chart shows the D-index (discipline H-index) distribution of Engineering and Technology scientists ranked by Research.com in 2026. The highlighted bar marks where Johan Sjöblom sits on this spectrum.

No. of scientists
100 200 300 400
Bar chart with 78 bars. Horizontal axis: D-Index, 30 to 107+. Vertical axis: number of scientists, 0 to 426. Most scientists, 426, have 42 D-Index. The last bar groups every scientist with 107 D-Index or more. The highlighted bar, 74 D-Index, is where this scientist sits. 30 D-Index: 59 scientists 31 D-Index: 114 scientists 32 D-Index: 129 scientists 33 D-Index: 189 scientists 34 D-Index: 200 scientists 35 D-Index: 262 scientists 36 D-Index: 311 scientists 37 D-Index: 312 scientists 38 D-Index: 350 scientists 39 D-Index: 385 scientists 40 D-Index: 348 scientists 41 D-Index: 362 scientists 42 D-Index: 426 scientists 43 D-Index: 380 scientists 44 D-Index: 310 scientists 45 D-Index: 341 scientists 46 D-Index: 301 scientists 47 D-Index: 306 scientists 48 D-Index: 271 scientists 49 D-Index: 246 scientists 50 D-Index: 210 scientists 51 D-Index: 253 scientists 52 D-Index: 213 scientists 53 D-Index: 221 scientists 54 D-Index: 195 scientists 55 D-Index: 186 scientists 56 D-Index: 170 scientists 57 D-Index: 167 scientists 58 D-Index: 166 scientists 59 D-Index: 144 scientists 60 D-Index: 152 scientists 61 D-Index: 141 scientists 62 D-Index: 138 scientists 63 D-Index: 131 scientists 64 D-Index: 118 scientists 65 D-Index: 114 scientists 66 D-Index: 119 scientists 67 D-Index: 95 scientists 68 D-Index: 87 scientists 69 D-Index: 77 scientists 70 D-Index: 89 scientists 71 D-Index: 69 scientists 72 D-Index: 54 scientists 73 D-Index: 46 scientists 74 D-Index: 55 scientists 75 D-Index: 54 scientists 76 D-Index: 49 scientists 77 D-Index: 53 scientists 78 D-Index: 46 scientists 79 D-Index: 28 scientists 80 D-Index: 39 scientists 81 D-Index: 36 scientists 82 D-Index: 24 scientists 83 D-Index: 26 scientists 84 D-Index: 36 scientists 85 D-Index: 18 scientists 86 D-Index: 25 scientists 87 D-Index: 19 scientists 88 D-Index: 26 scientists 89 D-Index: 27 scientists 90 D-Index: 23 scientists 91 D-Index: 15 scientists 92 D-Index: 12 scientists 93 D-Index: 9 scientists 94 D-Index: 15 scientists 95 D-Index: 10 scientists 96 D-Index: 13 scientists 97 D-Index: 13 scientists 98 D-Index: 9 scientists 99 D-Index: 7 scientists 100 D-Index: 7 scientists 101 D-Index: 8 scientists 102 D-Index: 7 scientists 103 D-Index: 7 scientists 104 D-Index: 9 scientists 105 D-Index: 6 scientists 106 D-Index: 9 scientists 107+ D-Index: 99 scientists
30 D-Index 107+

This scientist: 74 D-Index — 92nd percentile

92% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 107 D-Index or more.

View D-Index distribution as a table
Number of Engineering and Technology scientists by D-index, Research.com 2026 ranking edition. Based on 9,796 ranked scientists.
D-Index Scientists This scientist
30 59
31 114
32 129
33 189
34 200
35 262
36 311
37 312
38 350
39 385
40 348
41 362
42 426
43 380
44 310
45 341
46 301
47 306
48 271
49 246
50 210
51 253
52 213
53 221
54 195
55 186
56 170
57 167
58 166
59 144
60 152
61 141
62 138
63 131
64 118
65 114
66 119
67 95
68 87
69 77
70 89
71 69
72 54
73 46
74 55 74
75 54
76 49
77 53
78 46
79 28
80 39
81 36
82 24
83 26
84 36
85 18
86 25
87 19
88 26
89 27
90 23
91 15
92 12
93 9
94 15
95 10
96 13
97 13
98 9
99 7
100 7
101 8
102 7
103 7
104 9
105 6
106 9
107+ 99
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Research.com Recognitions

  • 2026 - Research.com Engineering and Technology in Norway Leader Award
  • 2025 - Research.com Engineering and Technology in Norway Leader Award

Overview

Johan Sjöblom is affiliated with the Norwegian University of Science and Technology in Norway. Their research predominantly lies at the intersection of engineering and chemistry, with a significant focus on analytical chemistry and ocean engineering. Their work also includes contributions in mechanics of materials, electrical and electronic engineering, and biomedical engineering.

Their main fields of study encompass:

  • Engineering
  • Chemistry

Subfields of study include:

  • Analytical Chemistry
  • Ocean Engineering
  • Mechanics of Materials
  • Electrical and Electronic Engineering
  • Biomedical Engineering

Johan Sjöblom's research topics focus on several aspects within petroleum and fluid sciences, especially:

  • Petroleum Processing and Analysis
  • Enhanced Oil Recovery Techniques
  • Hydrocarbon Exploration and Reservoir Analysis
  • Electrohydrodynamics and Fluid Dynamics
  • Electrochemical Analysis and Applications
  • Microfluidic and Capillary Electrophoresis Applications
  • Phase Equilibria and Thermodynamics

The scientist's frequent publication venues illustrate an emphasis on energy, colloid, and analytical sciences, including:

  • Energy & Fuels
  • Langmuir
  • Advances in Colloid and Interface Science
  • Analytical Chemistry
  • Fuel

Notable recent papers by Johan Sjöblom include:

  • Emulsions in external electric fields, 2021, published in Advances in Colloid and Interface Science

Their other recent collaborative works from coauthors include:

  • Assessing the Interfacial Activity of Insoluble Asphaltene Layers: Interfacial Rheology versus Interfacial Tension, 2020, Langmuir
  • Chemical Additives as Flow Improvers for Waxy Crude Oil and Model Oil: A Critical Review Analyzing Structure-Efficacy Relationships, 2022, Energy & Fuels
  • A critical update of experimental techniques of bulk and interfacial components for fluid characterization with relevance to well fluid processing and transport, 2020, Advances in Colloid and Interface Science
  • Experimental Evidence of Enhanced Adsorption Dynamics at Liquid-Liquid Interfaces under an Electric Field, 2020, Analytical Chemistry

Johan Sjöblom collaborates frequently with researchers such as Sébastien Simon, Sameer Mhatre, Geir Humborstad Sørland, Kristofer Paso, and Nicolas Passade-Boupat, with the highest number of collaborations recorded with Sébastien Simon.

Best Publications

  • Our current understanding of water-in-crude oil emulsions. - Recent characterization techniques and high pressure performance

    Johan Sjöblom;Narve Aske;Inge Harald Auflem;Øystein Brandal

  • Determination of saturate, aromatic, resin, and asphaltenic (SARA) components in crude oils by means of infrared and near-infrared spectroscopy

    Narve Aske;and Harald Kallevik;Johan Sjöblom

  • Polymeric Wax Inhibitors and Pour Point Depressants for Waxy Crude Oils: A Critical Review

    Fei Yang;Yansong Zhao;Johan Sjöblom;Chuanxian Li

  • Interfacial shear rheology of asphaltenes at oil–water interface and its relation to emulsion stability: Influence of concentration, solvent aromaticity and nonionic surfactant

    Yanru Fan;Sébastien Simon;Johan Sjöblom

  • Study of asphaltenes adsorption onto different minerals and clays: Part 1. Experimental adsorption with UV depletion detection

    Dorota Dudášová;Sébastien Simon;Pål V. Hemmingsen;Johan Sjöblom

  • Biofuels–Renewable Energy Sources: A Review

    Iva Kralova;Johan Sjöblom

  • Model molecules mimicking asphaltenes

    Johan Sjøblom;Sebastien Charles Simon;Zhenghe Xu

  • Phase behaviour and droplet size of oil-in-water Pickering emulsions stabilised with plant-derived nanocellulosic materials

    Marie Gestranius;Per Stenius;Eero Kontturi;Johan Sjöblom

  • Role of asphaltenes in stabilizing thin liquid emulsion films.

    Plamen Tchoukov;Fan Yang;Zhenghe Xu;Zhenghe Xu;Tadeusz Dabros

  • A quartz crystal microbalance study of the adsorption of asphaltenes and resins onto a hydrophilic surface

    Pontus Ekholm;Eva Blomberg;Per Claesson;Inge Harald Auflem;Inge Harald Auflem

  • Water-in-crude oil emulsion stability studied by critical electric field measurements. Correlation to physico-chemical parameters and near-infrared spectroscopy

    Narve Aske;Harald Kallevik;Johan Sjöblom

  • Oil/Water‐Partitioning and Interfacial Behavior of Naphthenic Acids

    Trond Erik Havre;Johan Sjöblom;Jens Emil Vindstad

  • Asphaltene Aggregation from Crude Oils and Model Systems Studied by High-Pressure NIR Spectroscopy

    Narve Aske;Harald Kallevik;Einar Eng Johnsen;Johan Sjöblom

  • Particle-stabilized emulsions: Effect of heavy crude oil components pre-adsorbed onto stabilizing solids

    Andreas Hannisdal;Marit-Helen Ese;Pål V. Hemmingsen;Johan Sjöblom

  • Organically modified nano-clay facilitates pour point depressing activity of polyoctadecylacrylate

    Bo Yao;Chuanxian Li;Fei Yang;Johan Sjöblom

  • Preparation of silica particles utilizing the sol-gel and the emulsion-gel processes

    Ritva Lindberg;Johan Sjöblom;Göran Sundholm

  • Problematic stabilizing films in petroleum emulsions: shear rheological response of viscoelastic asphaltene films and the effect on drop coalescence.

    David Harbottle;Qian Chen;Krishna Moorthy;Louxiang Wang

  • Hydrophilic Nanoparticles Facilitate Wax Inhibition

    Fei Yang;Kristofer Paso;Jens Norrman;Chuanxian Li

  • Chemical Destabilization of Crude Oil Emulsions: Effect of Nonionic Surfactants as Emulsion Inhibitors

    Yanru Fan;Sébastien Simon;Johan Sjöblom

  • Archaeal C80 isoprenoid tetraacids responsible for naphthenate deposition in crude oil processing

    Bjart Frode Lutnaes;Øystein Brandal;Johan Sjöblom;Jostein Krane

  • Asphaltene Precipitation Models: A Review

    Sreedhar Subramanian;Sebastien Charles Simon;Johan Sjøblom

  • Fractionation of Asphaltenes in Understanding Their Role in Petroleum Emulsion Stability and Fouling

    Peiqi Qiao;David Harbottle;Plamen Tchoukov;Jacob Masliyah

  • Isolation and Characterization of Naphthenic Acids from a Metal Naphthenate Deposit: Molecular Properties at Oil‐Water and Air‐Water Interfaces

    Øystein Brandal;Ann‐Mari D. Hanneseth;Pål V. Hemmingsen;Johan Sjöblom

  • Probing Structure–Nanoaggregation Relations of Polyaromatic Surfactants: A Molecular Dynamics Simulation and Dynamic Light Scattering Study

    Robel B. Teklebrhan;Lingling Ge;Subir Bhattacharjee;Zhenghe Xu

  • Model Compounds for Asphaltenes and C80 Isoprenoid Tetraacids. Part I: Synthesis and Interfacial Activities

    Erland L⊘ken Nordgård;Johan Sjöblom

  • Heavy crude oils/particle stabilized emulsions.

    Iva Kralova;Johan Sjöblom;Gisle Øye;Sébastien Simon

  • Flow properties of water-in-North Sea heavy crude oil emulsions

    Serkan Keleşoğlu;Bjørnar H. Pettersen;Johan Sjöblom

  • Quartz Crystal Microbalance Monitoring of Asphaltene Adsorption/Deposition

    Dorota Dudášová;Anne Silset;Johan Sjöblom

  • Asphaltenes Precipitated by a Two-Step Precipitation Procedure. 1. Interfacial Tension and Solvent Properties

    Martin Fossen;Harald Kallevik;and Kenneth D. Knudsen;Johan Sjöblom

  • Surface Characterization of Model, Outcrop, and Reservoir Samples in Low Salinity Aqueous Solutions

    Umer Farooq;Medad T. Tweheyo;Johan Sjöblom;Gisle Øye

  • Initial partition and aggregation of uncharged polyaromatic molecules at the oil-water interface: a molecular dynamics simulation study.

    Robel B. Teklebrhan;Lingling Ge;Subir Bhattacharjee;Zhenghe Xu

Frequent Co-Authors

Zhenghe Xu
Zhenghe Xu University of Alberta
Qingxia Liu
Qingxia Liu University of Alberta
Per Stenius
Per Stenius Aalto University
Subir Bhattacharjee
Subir Bhattacharjee University of Alberta
Hongbo Zeng
Hongbo Zeng University of Alberta
Jan Vermant
Jan Vermant ETH Zurich
Jan Czarnecki
Jan Czarnecki University of Alberta
José Carlos Pinto
José Carlos Pinto Federal University of Rio de Janeiro
Leena-Sisko Johansson
Leena-Sisko Johansson Aalto University
Eero Kontturi
Eero Kontturi Aalto University

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