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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Mathematics 36 2584 2304 1067 895 750 8698

Alexander G. Ramm publications per year

The chart shows the history of publications by Alexander G. Ramm between 1965 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Alexander G. Ramm published across 61 years, from 1965 to 2025, averaging 14.2 papers a year. Output peaked at 47 publications in 2005. 10 of the 868 publications appeared in the last two years.

No. of publications
10 20 30 40
Bar chart. Horizontal axis: year, 1965 to 2025. Vertical axis: number of publications, 0 to 47. Peak 47 publications in 2005. 1965: 1 publication 1966: 0 publications 1967: 1 publication 1968: 1 publication 1969: 2 publications 1970: 0 publications 1971: 2 publications 1972: 1 publication 1973: 0 publications 1974: 1 publication 1975: 0 publications 1976: 0 publications 1977: 1 publication 1978: 0 publications 1979: 2 publications 1980: 16 publications 1981: 11 publications 1982: 19 publications 1983: 5 publications 1984: 11 publications 1985: 15 publications 1986: 20 publications 1987: 12 publications 1988: 17 publications 1989: 11 publications 1990: 13 publications 1991: 18 publications 1992: 13 publications 1993: 24 publications 1994: 11 publications 1995: 18 publications 1996: 14 publications 1997: 5 publications 1998: 16 publications 1999: 34 publications 2000: 31 publications 2001: 19 publications 2002: 15 publications 2003: 23 publications 2004: 27 publications 2005: 47 publications 2006: 22 publications 2007: 21 publications 2008: 25 publications 2009: 46 publications 2010: 35 publications 2011: 21 publications 2012: 46 publications 2013: 18 publications 2014: 11 publications 2015: 17 publications 2016: 17 publications 2017: 16 publications 2018: 10 publications 2019: 22 publications 2020: 19 publications 2021: 15 publications 2022: 7 publications 2023: 13 publications 2024: 7 publications 2025: 3 publications
1965 2025

868 publications in total across all disciplines

View publications per year as a table
Alexander G. Ramm: publications per year, 1965 to 2025
Year Publications
1965 1
1966 0
1967 1
1968 1
1969 2
1970 0
1971 2
1972 1
1973 0
1974 1
1975 0
1976 0
1977 1
1978 0
1979 2
1980 16
1981 11
1982 19
1983 5
1984 11
1985 15
1986 20
1987 12
1988 17
1989 11
1990 13
1991 18
1992 13
1993 24
1994 11
1995 18
1996 14
1997 5
1998 16
1999 34
2000 31
2001 19
2002 15
2003 23
2004 27
2005 47
2006 22
2007 21
2008 25
2009 46
2010 35
2011 21
2012 46
2013 18
2014 11
2015 17
2016 17
2017 16
2018 10
2019 22
2020 19
2021 15
2022 7
2023 13
2024 7
2025 3
Total 868
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Alexander G. Ramm 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 Alexander G. Ramm 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, 537+ 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: 750 publications — 99th percentile

99% 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
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+ 100 750
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Alexander G. Ramm 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 Alexander G. Ramm 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, 36 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: 36 D-Index — 29th percentile

29% 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 36
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
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
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Overview

Alexander G. Ramm is affiliated with Kansas State University in the United States. Their primary field of study is Mathematics, with a strong focus on Applied Mathematics. Their research also extensively covers subfields such as Computational Theory and Mathematics, Mathematical Physics, Computational Mechanics, and Atomic and Molecular Physics, and Optics.

The scientist's research topics encompass:

  • Advanced Mathematical Modeling in Engineering
  • Differential Equations and Boundary Problems
  • Navier-Stokes Equation Solutions
  • Fluid Dynamics and Turbulent Flows
  • Nonlinear Partial Differential Equations
  • Numerical Methods in Inverse Problems
  • Stability and Controllability of Differential Equations

Alexander G. Ramm has collaborated with researchers including N. S. Hoang.

Publication venues frequently featuring their work include:

  • arXiv (Cornell University)
  • Open Journal of Mathematical Analysis
  • Contributions to Mathematics
  • Axioms
  • Reports on Mathematical Physics

Recent papers authored by Alexander G. Ramm are listed below:

  • On a hyper-singular equation, 2020, Open Journal of Mathematical Analysis
  • Concerning the Navier-Stokes problem, 2020, Open Journal of Mathematical Analysis
  • Comments on the Navier-Stokes Problem, 2021, Axioms
  • Navier-Stokes equations paradox, 2021, Reports on Mathematical Physics
  • Theory of hyper-singular integrals and its application to the Navier-Stokes problem, 2020, Contributions to Mathematics

Alexander G. Ramm has also authored books published by "Synthesis lectures on mathematics and statistics" including:

  • Analysis of the Navier-Stokes Problem (2023)
  • The Navier-Stokes Problem (2021)

Additional book publications under the "World Scientific" publisher include:

  • Wave Scattering by Small Bodies (2023)
  • Wave Scattering Theory for Small Bodies of Arbitrary Shapes (2025)

Best Publications

  • The radon transform and local tomography

    Alexander G. Ramm;Alex I. Katsevich

  • Scattering by obstacles

    Alexander G. Ramm

  • Multidimensional inverse scattering problems

    A.G. Ramm

  • On stable numerical differentiation

    Alexander G. Ramm;Alexandra B. Smirnova

  • Recovery of the potential from fixed-energy scattering data

    A G Ramm

  • Inverse Problems: Mathematical and Analytical Techniques with Applications to Engineering

    Alexander G. Ramm

  • Many-body wave scattering by small bodies and applications

    A. G. Ramm

  • Wave Scattering by Small Bodies of Arbitrary Shapes

    Alexander G. Ramm

  • Theory and Applications of Some New Classes of Integral Equations

    Alexander G. Ramm

  • Wave scattering by many small particles embedded in a medium

    A.G. Ramm;A.G. Ramm

  • Multidimensional inverse problems and completeness of the products of solutions to PDE

    A.G Ramm

  • Dynamical Systems Method for Solving Operator Equations

    Alexander G. Ramm

  • Dynamical systems method for solving operator equations

    A.G Ramm

  • A Simple Proof of the Fredholm Alternative and a Characterization of the Fredholm Operators

    Alexander G. Ramm

  • Random fields estimation theory

    A. G. Ramm

  • An inverse problem of the wave equation

    Unknown

  • Distribution of Particles Which Produces a "Smart" Material

    A. G. Ramm

  • Completeness of the products of solutions to PDE and uniqueness theorems in inverse scattering

    A G Ramm

  • Stability estimates in inverse scattering

    A. G. Ramm

  • A collocation method for solving integral equations

    A. G. Ramm

  • On completeness of the products of harmonic functions

    A. G. Ramm

Frequent Co-Authors

Plamen Stefanov
Plamen Stefanov Purdue University West Lafayette
Habib Ammari
Habib Ammari ETH Zurich
Barry Simon
Barry Simon California Institute of Technology
Erkki Somersalo
Erkki Somersalo Case Western Reserve University
Fritz Gesztesy
Fritz Gesztesy Baylor University
Paul A. Martin
Paul A. Martin Colorado School of Mines
Gerhard Kristensson
Gerhard Kristensson Lund University
Barbara Kaltenbacher
Barbara Kaltenbacher University of Klagenfurt

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