World's Best Scientists 2026 revealed!
Award Badge
Engineering and Technology
Romania
2026
Award Badge
Mathematics
Romania
2026

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Mathematics 53 885 754 1 1 351 15208
Engineering and Technology 49 4221 4055 1 1 322 13523

Viorel Barbu publications per year

The chart shows the history of publications by Viorel Barbu between 1969 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Viorel Barbu published across 57 years, from 1969 to 2025, averaging 6.7 papers a year. Output peaked at 21 publications in 2011. 20 of the 382 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1969 to 2025. Vertical axis: number of publications, 0 to 21. Peak 21 publications in 2011. 1969: 2 publications 1970: 1 publication 1971: 0 publications 1972: 3 publications 1973: 1 publication 1974: 2 publications 1975: 5 publications 1976: 7 publications 1977: 2 publications 1978: 4 publications 1979: 4 publications 1980: 2 publications 1981: 6 publications 1982: 3 publications 1983: 7 publications 1984: 2 publications 1985: 3 publications 1986: 1 publication 1987: 2 publications 1988: 2 publications 1989: 1 publication 1990: 1 publication 1991: 8 publications 1992: 7 publications 1993: 6 publications 1994: 9 publications 1995: 3 publications 1996: 11 publications 1997: 6 publications 1998: 9 publications 1999: 2 publications 2000: 8 publications 2001: 8 publications 2002: 10 publications 2003: 11 publications 2004: 4 publications 2005: 10 publications 2006: 8 publications 2007: 7 publications 2008: 12 publications 2009: 9 publications 2010: 13 publications 2011: 21 publications 2012: 16 publications 2013: 8 publications 2014: 9 publications 2015: 7 publications 2016: 19 publications 2017: 8 publications 2018: 16 publications 2019: 4 publications 2020: 6 publications 2021: 14 publications 2022: 6 publications 2023: 6 publications 2024: 12 publications 2025: 8 publications
1969 2025

382 publications in total across all disciplines

View publications per year as a table
Viorel Barbu: publications per year, 1969 to 2025
Year Publications
1969 2
1970 1
1971 0
1972 3
1973 1
1974 2
1975 5
1976 7
1977 2
1978 4
1979 4
1980 2
1981 6
1982 3
1983 7
1984 2
1985 3
1986 1
1987 2
1988 2
1989 1
1990 1
1991 8
1992 7
1993 6
1994 9
1995 3
1996 11
1997 6
1998 9
1999 2
2000 8
2001 8
2002 10
2003 11
2004 4
2005 10
2006 8
2007 7
2008 12
2009 9
2010 13
2011 21
2012 16
2013 8
2014 9
2015 7
2016 19
2017 8
2018 16
2019 4
2020 6
2021 14
2022 6
2023 6
2024 12
2025 8
Total 382
Download as CSV

Viorel Barbu publication distribution in Mathematics in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Mathematics in 2026. The highlighted bar marks where Viorel Barbu sits on this spectrum.

No. of scientists
25 50 75 100
Bar chart with 100 bars. Horizontal axis: publications, 42–46 to 537+. Vertical axis: number of scientists, 0 to 112. Most scientists, 112, have 142–146 publications. The last bar groups every scientist with 537 publications or more. The highlighted bar, 347–351 publications, is where this scientist sits. 42–46 publications: 3 scientists 47–51 publications: 5 scientists 52–56 publications: 7 scientists 57–61 publications: 20 scientists 62–66 publications: 14 scientists 67–71 publications: 25 scientists 72–76 publications: 19 scientists 77–81 publications: 35 scientists 82–86 publications: 50 scientists 87–91 publications: 60 scientists 92–96 publications: 86 scientists 97–101 publications: 84 scientists 102–106 publications: 83 scientists 107–111 publications: 90 scientists 112–116 publications: 99 scientists 117–121 publications: 90 scientists 122–126 publications: 91 scientists 127–131 publications: 109 scientists 132–136 publications: 110 scientists 137–141 publications: 98 scientists 142–146 publications: 112 scientists 147–151 publications: 102 scientists 152–156 publications: 88 scientists 157–161 publications: 106 scientists 162–166 publications: 83 scientists 167–171 publications: 102 scientists 172–176 publications: 77 scientists 177–181 publications: 81 scientists 182–186 publications: 78 scientists 187–191 publications: 71 scientists 192–196 publications: 92 scientists 197–201 publications: 64 scientists 202–206 publications: 69 scientists 207–211 publications: 64 scientists 212–216 publications: 62 scientists 217–221 publications: 58 scientists 222–226 publications: 53 scientists 227–231 publications: 50 scientists 232–236 publications: 46 scientists 237–241 publications: 46 scientists 242–246 publications: 46 scientists 247–251 publications: 43 scientists 252–256 publications: 29 scientists 257–261 publications: 45 scientists 262–266 publications: 30 scientists 267–271 publications: 33 scientists 272–276 publications: 34 scientists 277–281 publications: 30 scientists 282–286 publications: 31 scientists 287–291 publications: 21 scientists 292–296 publications: 34 scientists 297–301 publications: 26 scientists 302–306 publications: 10 scientists 307–311 publications: 17 scientists 312–316 publications: 23 scientists 317–321 publications: 13 scientists 322–326 publications: 16 scientists 327–331 publications: 26 scientists 332–336 publications: 13 scientists 337–341 publications: 13 scientists 342–346 publications: 16 scientists 347–351 publications: 17 scientists 352–356 publications: 12 scientists 357–361 publications: 18 scientists 362–366 publications: 18 scientists 367–371 publications: 9 scientists 372–376 publications: 11 scientists 377–381 publications: 8 scientists 382–386 publications: 8 scientists 387–391 publications: 9 scientists 392–396 publications: 9 scientists 397–401 publications: 8 scientists 402–406 publications: 11 scientists 407–411 publications: 6 scientists 412–416 publications: 6 scientists 417–421 publications: 9 scientists 422–426 publications: 8 scientists 427–431 publications: 5 scientists 432–436 publications: 8 scientists 437–441 publications: 8 scientists 442–446 publications: 4 scientists 447–451 publications: 4 scientists 452–456 publications: 4 scientists 457–461 publications: 2 scientists 462–466 publications: 2 scientists 467–471 publications: 4 scientists 472–476 publications: 3 scientists 477–481 publications: 3 scientists 482–486 publications: 6 scientists 487–491 publications: 3 scientists 492–496 publications: 5 scientists 497–501 publications: 5 scientists 502–506 publications: 1 scientist 507–511 publications: 6 scientists 512–516 publications: 4 scientists 517–521 publications: 1 scientist 522–526 publications: 3 scientists 527–531 publications: 1 scientist 532–536 publications: 4 scientists 537+ publications: 100 scientists
42–46 publications 537+

This scientist: 351 publications — 91st percentile

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

The last bar groups every scientist with 537 publications or more.

View publications distribution as a table
Number of Mathematics scientists by publication count, Research.com 2026 ranking edition. Based on 3,584 ranked scientists.
Publications Scientists This scientist
42–46 3
47–51 5
52–56 7
57–61 20
62–66 14
67–71 25
72–76 19
77–81 35
82–86 50
87–91 60
92–96 86
97–101 84
102–106 83
107–111 90
112–116 99
117–121 90
122–126 91
127–131 109
132–136 110
137–141 98
142–146 112
147–151 102
152–156 88
157–161 106
162–166 83
167–171 102
172–176 77
177–181 81
182–186 78
187–191 71
192–196 92
197–201 64
202–206 69
207–211 64
212–216 62
217–221 58
222–226 53
227–231 50
232–236 46
237–241 46
242–246 46
247–251 43
252–256 29
257–261 45
262–266 30
267–271 33
272–276 34
277–281 30
282–286 31
287–291 21
292–296 34
297–301 26
302–306 10
307–311 17
312–316 23
317–321 13
322–326 16
327–331 26
332–336 13
337–341 13
342–346 16
347–351 17 351
352–356 12
357–361 18
362–366 18
367–371 9
372–376 11
377–381 8
382–386 8
387–391 9
392–396 9
397–401 8
402–406 11
407–411 6
412–416 6
417–421 9
422–426 8
427–431 5
432–436 8
437–441 8
442–446 4
447–451 4
452–456 4
457–461 2
462–466 2
467–471 4
472–476 3
477–481 3
482–486 6
487–491 3
492–496 5
497–501 5
502–506 1
507–511 6
512–516 4
517–521 1
522–526 3
527–531 1
532–536 4
537+ 100
Download as CSV

Viorel Barbu D-index placement in Mathematics in 2026

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

No. of scientists
50 100 150
Bar chart with 57 bars. Horizontal axis: D-Index, 30 to 86+. Vertical axis: number of scientists, 0 to 174. Most scientists, 174, have 30 D-Index. The last bar groups every scientist with 86 D-Index or more. The highlighted bar, 53 D-Index, is where this scientist sits. 30 D-Index: 174 scientists 31 D-Index: 151 scientists 32 D-Index: 174 scientists 33 D-Index: 117 scientists 34 D-Index: 136 scientists 35 D-Index: 127 scientists 36 D-Index: 145 scientists 37 D-Index: 153 scientists 38 D-Index: 150 scientists 39 D-Index: 150 scientists 40 D-Index: 138 scientists 41 D-Index: 136 scientists 42 D-Index: 93 scientists 43 D-Index: 108 scientists 44 D-Index: 115 scientists 45 D-Index: 112 scientists 46 D-Index: 103 scientists 47 D-Index: 75 scientists 48 D-Index: 59 scientists 49 D-Index: 67 scientists 50 D-Index: 60 scientists 51 D-Index: 57 scientists 52 D-Index: 59 scientists 53 D-Index: 62 scientists 54 D-Index: 60 scientists 55 D-Index: 50 scientists 56 D-Index: 42 scientists 57 D-Index: 54 scientists 58 D-Index: 50 scientists 59 D-Index: 42 scientists 60 D-Index: 41 scientists 61 D-Index: 35 scientists 62 D-Index: 40 scientists 63 D-Index: 21 scientists 64 D-Index: 31 scientists 65 D-Index: 27 scientists 66 D-Index: 29 scientists 67 D-Index: 19 scientists 68 D-Index: 25 scientists 69 D-Index: 17 scientists 70 D-Index: 18 scientists 71 D-Index: 12 scientists 72 D-Index: 14 scientists 73 D-Index: 13 scientists 74 D-Index: 18 scientists 75 D-Index: 9 scientists 76 D-Index: 11 scientists 77 D-Index: 10 scientists 78 D-Index: 9 scientists 79 D-Index: 16 scientists 80 D-Index: 12 scientists 81 D-Index: 10 scientists 82 D-Index: 5 scientists 83 D-Index: 5 scientists 84 D-Index: 13 scientists 85 D-Index: 6 scientists 86+ D-Index: 99 scientists
30 D-Index 86+

This scientist: 53 D-Index — 76th percentile

76% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 86 D-Index or more.

View D-Index distribution as a table
Number of Mathematics scientists by D-index, Research.com 2026 ranking edition. Based on 3,584 ranked scientists.
D-Index Scientists This scientist
30 174
31 151
32 174
33 117
34 136
35 127
36 145
37 153
38 150
39 150
40 138
41 136
42 93
43 108
44 115
45 112
46 103
47 75
48 59
49 67
50 60
51 57
52 59
53 62 53
54 60
55 50
56 42
57 54
58 50
59 42
60 41
61 35
62 40
63 21
64 31
65 27
66 29
67 19
68 25
69 17
70 18
71 12
72 14
73 13
74 18
75 9
76 11
77 10
78 9
79 16
80 12
81 10
82 5
83 5
84 13
85 6
86+ 99
Download as CSV

Research.com Recognitions

  • 2026 - Research.com Engineering and Technology in Romania Leader Award
  • 2026 - Research.com Mathematics in Romania Leader Award
  • 2025 - Research.com Engineering and Technology in Romania Leader Award
  • 2025 - Research.com Mathematics in Romania Leader Award
  • 2008 - Member of the European Academy of Sciences

Overview

Viorel Barbu is affiliated with Alexandru Ioan Cuza University in Romania. Their research spans several interconnected fields, primarily focusing on mathematics, physics and astronomy, as well as economics, econometrics, and finance. Within these domains, their work notably addresses applied mathematics, statistical and nonlinear physics, and finance, with significant contributions in mathematical physics and computational mechanics.

The topics central to their research include stochastic processes and financial applications, statistical mechanics and entropy, gas dynamics and kinetic theory, nonlinear partial differential equations, advanced thermodynamics and statistical mechanics, advanced mathematical physics problems, and Navier-Stokes equation solutions.

Barbu has authored multiple recent papers, with the following notable publications:

  • The evolution to equilibrium of solutions to nonlinear Fokker-Planck equation (2023), Indiana University Mathematics Journal
  • Uniqueness for nonlinear Fokker-Planck equations and for McKean-Vlasov SDEs: The degenerate case (2023), Journal of Functional Analysis
  • From nonlinear Fokker-Planck equations to solutions of distribution dependent SDE (2020), The Annals of Probability
  • Optimal Control of Nonlinear Stochastic Differential Equations on Hilbert Spaces (2020), SIAM Journal on Control and Optimization
  • Nonlinear Fokker-Planck Equations with Time-Dependent Coefficients (2023), SIAM Journal on Mathematical Analysis

Frequent collaborators include Michael Röckner, with whom Barbu has written extensively, as well as Deng Zhang, Marco Rehmeier, and José Luís da Silva. Their contributions are often published in venues such as arXiv (Cornell University), SIAM Journal on Control and Optimization, Journal of Functional Analysis, Journal of Differential Equations, and Stochastic Partial Differential Equations Analysis and Computations.

Barbu has also contributed to academic books, publishing titles through publishers like Springer Nature and World Scientific. Their books include "Nonlinear Fokker-Planck Flows and their Probabilistic Counterparts" (2024) and "Semigroup Approach to Nonlinear Diffusion Equations" (2021).

In recognition of their work, Barbu was named a Member of the European Academy of Sciences in 2008.

Best Publications

  • Nonlinear semigroups and differential equations in Banach spaces

    Viorel Barbu

  • Convexity and optimization in Banach spaces

    Viorel Barbu;Theodor Precupanu

  • Nonlinear Differential Equations of Monotone Types in Banach Spaces

    Viorel Barbu

  • Analysis and control of nonlinear infinite dimensional systems

    Viorel Barbu

  • Optimal control of variational inequalities

    Viorel Barbu

  • Mathematical Methods in Optimization of Differential Systems

    Viorel Barbu

  • Hamilton-Jacobi equations in Hilbert spaces

    Viorel Barbu;Giuseppe Da Prato

  • Optimal Control of Population Dynamics

    V. Barbu;M. Iannelli

  • Internal stabilization of Navier-Stokes equations with finite-dimensional controllers

    Viorel Barbu;Roberto Triggiani

  • Exact Controllability of the Superlinear Heat Equation

    V. Barbu

  • Tangential boundary stabilization of Navier-Stokes equations

    Viorel Barbu;Irena Lasiecka;Roberto Triggiani

  • Partial Differential Equations and Boundary Value Problems

    Viorel Barbu

  • CONTROLLABILITY OF PARABOLIC AND NAVIER-STOKES EQUATIONS

    Viorel Barbu

  • Abstract settings for tangential boundary stabilization of Navier–Stokes equations by high- and low-gain feedback controllers

    Viorel Barbu;Irena Lasiecka;Roberto Triggiani

  • Carleman Estimates and Controllability of Linear Stochastic Heat Equations

    Viorel Barbu;Aurel Răşcanu;Gianmario Tessitore

  • Feedback stabilization of Navier–Stokes equations

    Viorel Barbu

  • Stabilization of Navier-Stokes Flows

    Viorel Barbu

  • Existence of strong solutions for stochastic porous media equation under general monotonicity conditions

    Viorel Barbu;Giuseppe Da Prato;Michael Röckner

  • Principles of differential and integral equations : C. Corduneanu. 202 pages, diagrams, 6x9 in. Boston, Mass., Allyn & Bacon, 1971. Price, $16.95 (approx. £7·05).

    Unknown

  • Differential equations in Banach spaces

    Viorel Barbu

Frequent Co-Authors

Michael Röckner
Michael Röckner Bielefeld University
Giuseppe Da Prato
Giuseppe Da Prato Scuola Normale Superiore di Pisa
Irena Lasiecka
Irena Lasiecka University of Memphis
Pierluigi Colli
Pierluigi Colli University of Pavia
Francesco Russo
Francesco Russo École Nationale Supérieure de Techniques Avancées
Roberto Triggiani
Roberto Triggiani University of Memphis
Zdzisław Brzeźniak
Zdzisław Brzeźniak University of York
Sergio Albeverio
Sergio Albeverio University of Bonn
Elisabetta Rocca
Elisabetta Rocca University of Pavia
Karl Kunisch
Karl Kunisch University of Graz

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

Pursuing a Mathematics degree in the USA opens doors to various advanced online education opportunities that can complement your skill set and boost your career prospects. For those interested in business leadership, the fastest mba online programs offer a time-efficient way to gain managerial skills alongside quantitative expertise.

If you are leaning towards finance, combining mathematical skills with a cheapest online master's in finance can provide strong analytical abilities critical in investment, risk management, and financial planning roles.

For professionals looking to advance their executive capabilities, the cheapest online dba programs offer flexible options to earn a Doctorate in Business Administration, bridging math concepts with strategic decision-making.

Marketing is another area where mathematical knowledge is increasingly valuable. An ms in digital marketing degree cost usa analysis highlights affordable programs that emphasize data-driven marketing strategies, enhancing career pathways in this evolving field.

Best Scientists Citing Viorel Barbu

Trending Scientists

Recently Published Articles