World's Best Scientists 2026 revealed!

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Engineering and Technology 35 9079 8742 57 53 173 3862

Esa Vakkilainen publications per year

The chart shows the history of publications by Esa Vakkilainen between 1984 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Esa Vakkilainen published across 43 years, from 1984 to 2026, averaging 4.4 papers a year. Output peaked at 24 publications in 2017. 7 of the 191 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1984 to 2026. Vertical axis: number of publications, 0 to 24. Peak 24 publications in 2017. 1984: 1 publication 1985: 0 publications 1986: 0 publications 1987: 0 publications 1988: 0 publications 1989: 0 publications 1990: 0 publications 1991: 1 publication 1992: 1 publication 1993: 4 publications 1994: 2 publications 1995: 0 publications 1996: 1 publication 1997: 2 publications 1998: 4 publications 1999: 8 publications 2000: 3 publications 2001: 3 publications 2002: 3 publications 2003: 3 publications 2004: 1 publication 2005: 1 publication 2006: 0 publications 2007: 0 publications 2008: 3 publications 2009: 1 publication 2010: 2 publications 2011: 3 publications 2012: 2 publications 2013: 7 publications 2014: 8 publications 2015: 8 publications 2016: 14 publications 2017: 24 publications 2018: 7 publications 2019: 12 publications 2020: 5 publications 2021: 17 publications 2022: 10 publications 2023: 12 publications 2024: 11 publications 2025: 6 publications 2026: 1 publication
1984 2026

191 publications in total across all disciplines

View publications per year as a table
Esa Vakkilainen: publications per year, 1984 to 2026
Year Publications
1984 1
1985 0
1986 0
1987 0
1988 0
1989 0
1990 0
1991 1
1992 1
1993 4
1994 2
1995 0
1996 1
1997 2
1998 4
1999 8
2000 3
2001 3
2002 3
2003 3
2004 1
2005 1
2006 0
2007 0
2008 3
2009 1
2010 2
2011 3
2012 2
2013 7
2014 8
2015 8
2016 14
2017 24
2018 7
2019 12
2020 5
2021 17
2022 10
2023 12
2024 11
2025 6
2026 1
Total 191
Download as CSV

Esa Vakkilainen 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 Esa Vakkilainen 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, 168–177 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: 173 publications — 37th percentile

37% 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
168–177 407 173
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
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
Download as CSV

Esa Vakkilainen 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 Esa Vakkilainen 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, 35 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: 35 D-Index — 10th percentile

10% 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 35
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
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
Download as CSV

Overview

Esa Vakkilainen is affiliated with Lappeenranta University of Technology in Finland. Their primary field of research is Engineering, with significant contributions to several subfields including Biomedical Engineering, Mechanical Engineering, Renewable Energy, Sustainability and the Environment, Environmental Engineering, and Industrial and Manufacturing Engineering.

The research topics Esa Vakkilainen focuses on encompass Thermochemical Biomass Conversion Processes, Lignin and Wood Chemistry, Hybrid Renewable Energy Systems, Catalysts for Methane Reforming, Biofuel Production and Bioconversion, Energy and Environment Impacts, and Environmental Impact and Sustainability.

Among the recent papers authored or co-authored by Vakkilainen are:

  • Hydrothermal carbonization of lignocellulosic agro-forest based biomass residues, 2021, published in Biomass and Bioenergy
  • How can solid biomass contribute to the EU's renewable energy targets in 2020, 2030 and what are the GHG drivers and safeguards in energy- and forestry sectors?, 2020, published in Renewable Energy
  • Evaluation of thermochemical routes for the valorization of solid coffee residues to produce biofuels: A Brazilian case, 2020, published in Renewable and Sustainable Energy Reviews
  • Pulp and paper industry in energy transition: Towards energy-efficient and low carbon operation in Finland and Sweden, 2021, published in Sustainable Production and Consumption
  • Use of existing gas infrastructure in European hydrogen economy, 2023, published in International Journal of Hydrogen Energy

Frequent co-authors collaborating with Vakkilainen include Ekaterina Sermyagina, Clara Mendoza-Martinez, Jussi Saari, Satu Lipiäinen, and Marcelo Cardoso.

Vakkilainen's research has been published regularly in several scientific venues. Notably, they have contributed extensively to the TAPPI Journal, Energies, SSRN Electronic Journal, Energy, and Biomass and Bioenergy.

Best Publications

  • Corrosion of superheater steel materials under alkali salt deposits Part 1: The effect of salt deposit composition and temperature

    B.-J. Skrifvars;R. Backman;M. Hupa;K. Salmenoja

  • Hydrothermal carbonization of coniferous biomass: Effect of process parameters on mass and energy yields

    Ekaterina Sermyagina;Jussi Saari;Juha Kaikko;Esa Vakkilainen

  • Biomass for industrial applications: The role of torrefaction

    Svetlana Proskurina;Jussi Heinimö;Fabian Schipfer;Esa Vakkilainen

  • Global biomass trade for energy— Part 2: Production and trade streams of wood pellets, liquid biofuels, charcoal, industrial roundwood and emerging energy biomass

    Svetlana Proskurina;Martin Junginger;Jussi Heinimö;Beysin Tekinel

  • Five years left – How are the EU member states contributing to the 20% target for EU's renewable energy consumption; the role of woody biomass

    Svetlana Proskurina;Richard Sikkema;Jussi Heinimö;Esa Vakkilainen

  • Hydrothermal carbonization of lignocellulosic agro-forest based biomass residues

    Clara Lisseth Mendoza Martinez;Clara Lisseth Mendoza Martinez;Ekaterina Sermyagina;Jussi Saari;Marcia Silva de Jesus

  • Alternative Technologies for Biofuels Production in Kraft Pulp Mills—Potential and Prospects

    Marcelo Hamaguchi;Marcelo Cardoso;Esa Vakkilainen

  • Adsorption behavior of hydrothermally treated municipal sludge & pulp and paper industry sludge.

    Sara-Maaria Alatalo;Eveliina Repo;Ermei Mäkilä;Jarno Salonen

  • How can solid biomass contribute to the EU’s renewable energy targets in 2020, 2030 and what are the GHG drivers and safeguards in energy- and forestry sectors?

    Richard Sikkema;Svetlana Proskurina;Manjola Banja;Esa Vakkilainen

  • Energy-efficient control strategy for variable speed-driven parallel pumping systems

    Juha Viholainen;Jussi Tamminen;Tero Ahonen;Jero Ahola

  • Kraft recovery boilers – Principles and practice

    Esa Vakkilainen

  • Characterization of residual biomasses from the coffee production chain and assessment the potential for energy purposes

    Clara Lisseth Mendoza Martinez;Clara Lisseth Mendoza Martinez;Clara Lisseth Mendoza Martinez;Elém Patrícia Alves Rocha;Elém Patrícia Alves Rocha;Angélica de Cassia Oliveira Carneiro;Fernando José Borges Gomes

  • Biomass-based carbon capture and utilization in kraft pulp mills

    Katja Kuparinen;Esa Vakkilainen;Tero Tynjälä

  • Evaluation of thermochemical routes for the valorization of solid coffee residues to produce biofuels: A Brazilian case

    Clara Lisseth Mendoza Martinez;Clara Lisseth Mendoza Martinez;Jussi Saari;Yara Melo;Marcelo Cardoso

  • Pulp and paper industry in energy transition: Towards energy-efficient and low carbon operation in Finland and Sweden

    Satu Lipiäinen;Katja Kuparinen;Ekaterina Sermyagina;Esa Vakkilainen

  • Use of existing gas infrastructure in European hydrogen economy

    Unknown

  • Production and characterization of coffee-pine wood residue briquettes as an alternative fuel for local firing systems in Brazil

    Clara Lisseth Mendoza Martinez;Clara Lisseth Mendoza Martinez;Ekaterina Sermyagina;Angélica de Cassia Oliveira Carneiro;Esa Vakkilainen

  • Effects of hemicellulose extraction on the kraft pulp mill operation and energy use: Review and case study with lignin removal

    Marcelo Hamaguchi;Jesse Kautto;Esa Vakkilainen

  • Large-scale biomass combustion plants: an overview

    S. Caillat;E. Vakkilainen

  • 2D dynamic mesh model for deposit shape prediction in boiler banks of recovery boilers with different tube spacing arrangements

    Manuel García Pérez;Esa Vakkilainen;Timo Hyppänen

  • Energy Efficiency in the Brazilian Pulp and Paper Industry

    Guilherme Fracaro;Esa Vakkilainen;Marcelo Hamaguchi;Samuel Nelson

  • Integration of hydrothermal carbonization and a CHP plant: Part 2 –operational and economic analysis

    Jussi Saari;Ekaterina Sermyagina;Juha Kaikko;Esa Vakkilainen

  • Economic feasibility of power-to-gas integrated with biomass fired CHP plant

    Eemeli Tsupari;Janne Kärki;Esa Vakkilainen

Frequent Co-Authors

Mikko Hupa
Mikko Hupa Åbo Akademi University
Ron Zevenhoven
Ron Zevenhoven Åbo Akademi University
Martin Junginger
Martin Junginger Utrecht University
Esko I. Kauppinen
Esko I. Kauppinen Aalto University
Jero Ahola
Jero Ahola Lappeenranta University of Technology
Jorma Jokiniemi
Jorma Jokiniemi University of Eastern Finland
Ermei Mäkilä
Ermei Mäkilä University of Turku
Juha Pyrhonen
Juha Pyrhonen Lappeenranta University of Technology
Jarno Salonen
Jarno Salonen University of Turku
Eveliina Repo
Eveliina Repo Lappeenranta University of Technology

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Studying Engineering and Technology in the USA opens doors to diverse and rapidly evolving fields. Many students now explore flexible education options, such as online degrees, to match their busy lives and career ambitions. For those interested in the property sector, an online real estate bachelor's degree can provide a foundation in property management, development, and valuation, aligned with advances in smart building technologies.

Technology-driven innovation is transforming design careers as well. Aspiring designers can consider affordable ux degree programs to gain expertise in user experience and interface design—key skills for developing intuitive tech products.

Project management remains a critical skillset in engineering and technology sectors. Many ask, is a project management degree worth it? With growing demand for professionals who can lead complex technical projects, this qualification can boost your leadership potential and enhance job prospects.

Cutting-edge fields like blockchain and fintech are also driving new career pathways. Earning a masters in crypto lets you dive into digital currencies, smart contracts, and decentralized finance—skills increasingly sought after by employers in finance and technology.

Best Scientists Citing Esa Vakkilainen

Trending Scientists

Recently Published Articles