| Discipline name | D-Index | World Ranking | Current World Ranking | National Ranking | Current National Ranking | Publications | Citations |
|---|---|---|---|---|---|---|---|
| Mechanical and Aerospace Engineering | 39 | 2132 | 1982 | 15 | 15 | 316 | 6030 |
The chart shows the history of publications by Janis Varna between 1991 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Janis Varna published across 35 years, from 1991 to 2025, averaging 9.5 papers a year. Output peaked at 23 publications in 2013. 16 of the 334 publications appeared in the last two years.
334 publications in total across all disciplines
| Year | Publications |
|---|---|
| 1991 | 2 |
| 1992 | 4 |
| 1993 | 4 |
| 1994 | 6 |
| 1995 | 5 |
| 1996 | 4 |
| 1997 | 10 |
| 1998 | 7 |
| 1999 | 12 |
| 2000 | 3 |
| 2001 | 10 |
| 2002 | 5 |
| 2003 | 5 |
| 2004 | 8 |
| 2005 | 13 |
| 2006 | 10 |
| 2007 | 5 |
| 2008 | 13 |
| 2009 | 11 |
| 2010 | 6 |
| 2011 | 19 |
| 2012 | 19 |
| 2013 | 23 |
| 2014 | 13 |
| 2015 | 14 |
| 2016 | 18 |
| 2017 | 17 |
| 2018 | 12 |
| 2019 | 12 |
| 2020 | 13 |
| 2021 | 8 |
| 2022 | 4 |
| 2023 | 3 |
| 2024 | 10 |
| 2025 | 6 |
| Total | 334 |
The chart shows the distribution of publications by all Research.com ranked scientists in the field of Mechanical and Aerospace Engineering in 2026. The highlighted bar marks where Janis Varna sits on this spectrum.
This scientist: 316 publications — 75th percentile
75% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 659 publications or more.
| Publications | Scientists | This scientist |
|---|---|---|
| 47–56 | 10 | |
| 57–66 | 23 | |
| 67–76 | 32 | |
| 77–86 | 62 | |
| 87–96 | 67 | |
| 97–106 | 91 | |
| 107–116 | 113 | |
| 117–126 | 115 | |
| 127–136 | 130 | |
| 137–146 | 140 | |
| 147–156 | 155 | |
| 157–166 | 132 | |
| 167–176 | 133 | |
| 177–186 | 130 | |
| 187–196 | 140 | |
| 197–206 | 115 | |
| 207–216 | 125 | |
| 217–226 | 117 | |
| 227–236 | 99 | |
| 237–246 | 92 | |
| 247–256 | 100 | |
| 257–266 | 95 | |
| 267–276 | 88 | |
| 277–286 | 77 | |
| 287–296 | 74 | |
| 297–306 | 74 | |
| 307–316 | 62 | 316 |
| 317–326 | 70 | |
| 327–336 | 59 | |
| 337–346 | 58 | |
| 347–356 | 45 | |
| 357–366 | 44 | |
| 367–376 | 36 | |
| 377–386 | 41 | |
| 387–396 | 32 | |
| 397–406 | 23 | |
| 407–416 | 28 | |
| 417–426 | 27 | |
| 427–436 | 25 | |
| 437–446 | 23 | |
| 447–456 | 23 | |
| 457–466 | 20 | |
| 467–476 | 12 | |
| 477–486 | 24 | |
| 487–496 | 18 | |
| 497–506 | 12 | |
| 507–516 | 13 | |
| 517–526 | 21 | |
| 527–536 | 12 | |
| 537–546 | 8 | |
| 547–556 | 16 | |
| 557–566 | 3 | |
| 567–576 | 11 | |
| 577–586 | 6 | |
| 587–596 | 5 | |
| 597–606 | 6 | |
| 607–616 | 7 | |
| 617–626 | 7 | |
| 627–636 | 10 | |
| 637–646 | 4 | |
| 647–656 | 3 | |
| 657–658 | 2 | |
| 659+ | 100 |
The chart shows the D-index (discipline H-index) distribution of Mechanical and Aerospace Engineering scientists ranked by Research.com in 2026. The highlighted bar marks where Janis Varna sits on this spectrum.
This scientist: 39 D-Index — 40th percentile
40% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 93 D-Index or more.
| D-Index | Scientists | This scientist |
|---|---|---|
| 30 | 83 | |
| 31 | 113 | |
| 32 | 144 | |
| 33 | 153 | |
| 34 | 189 | |
| 35 | 158 | |
| 36 | 139 | |
| 37 | 127 | |
| 38 | 130 | |
| 39 | 126 | 39 |
| 40 | 104 | |
| 41 | 100 | |
| 42 | 107 | |
| 43 | 101 | |
| 44 | 103 | |
| 45 | 79 | |
| 46 | 88 | |
| 47 | 70 | |
| 48 | 83 | |
| 49 | 44 | |
| 50 | 64 | |
| 51 | 56 | |
| 52 | 50 | |
| 53 | 48 | |
| 54 | 58 | |
| 55 | 52 | |
| 56 | 48 | |
| 57 | 42 | |
| 58 | 34 | |
| 59 | 42 | |
| 60 | 37 | |
| 61 | 42 | |
| 62 | 44 | |
| 63 | 22 | |
| 64 | 33 | |
| 65 | 29 | |
| 66 | 23 | |
| 67 | 29 | |
| 68 | 24 | |
| 69 | 19 | |
| 70 | 34 | |
| 71 | 26 | |
| 72 | 19 | |
| 73 | 18 | |
| 74 | 19 | |
| 75 | 14 | |
| 76 | 19 | |
| 77 | 8 | |
| 78 | 18 | |
| 79 | 16 | |
| 80 | 12 | |
| 81 | 17 | |
| 82 | 11 | |
| 83 | 16 | |
| 84 | 7 | |
| 85 | 9 | |
| 86 | 8 | |
| 87 | 6 | |
| 88 | 6 | |
| 89 | 7 | |
| 90 | 10 | |
| 91 | 4 | |
| 92 | 4 | |
| 93+ | 100 |
Janis Varna is affiliated with Luleå University of Technology in Sweden. Their research primarily spans the fields of engineering and materials science, with a particular focus on mechanics of materials and mechanical engineering. They have also contributed to subfields such as polymers and plastics, civil and structural engineering, and biomaterials.
The scientific work of Janis Varna includes extensive publication on topics related to the mechanical behavior of composites, fatigue and fracture mechanics, and composite structure analysis and optimization. Additional areas of focus are structural analysis of composite materials, polymer crystallization and properties, epoxy resin curing processes, and natural fiber reinforced composites.
Janis Varna has published in several scientific venues, frequently appearing in journals dedicated to composite materials and applied sciences.
Selected recent papers by Janis Varna include:
Frequent co-authors collaborating with Janis Varna include Roberts Joffe, Andrejs Pupurs, Mohamed Sahbi Loukil, Patrik Fernberg, and Nawres Al-Ramahi. Each has contributed to multiple research projects, reflecting ongoing collaboration in related areas of composite materials and engineering.
Janis Varna has been recognized as a Member of Academia Europaea since 2012.
Janis Varna;Roberts Joffe;N.V. Akshantala;Ramesh Talreja
J. Varna;R. Joffe;L.A. Berglund;T.S. Lundström
Roberts Joffe;Janis Varna
J Varna;L Berglund
Fredrik Edgren;David Mattsson;Leif E. Asp;Janis Varna
Roberts Joffe;A. Krasnikovs;Janis Varna
P. Lundmark;Janis Varna
Johan Byström;Normunds Jekabsons;Janis Varna
H. Zhang;M.L. Ericson;Janis Varna;Lars A. Berglund
Janis Varna;Roberts Joffe;Ramesh Talreja
Sanjay Sisodia;Sanjay Sisodia;E Kristofer Gamstedt;Fredrik Edgren;Janis Varna
Marino Quaresimin;P.A. Carraro;L.P. Mikkelsen;N. Lucato
Janis Varna;Lars A. Berglund
Janis Varna;Lars A. Berglund;M.L. Ericson
Peter Lundmark;Janis Varna
Janis Varna;Lars A. Berglund;Ramesh Talreja;A. Jakovics
David Mattsson;Roberts Joffe;Janis Varna
David Mattsson;Roberts Joffe;Janis Varna
F. Paris;J.C. Cano;Janis Varna
Ramesh Talreja;Janis Varna
David Mattsson;Janis Varna
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