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Discipline name D-Index World Ranking National Ranking Publications Citations
Chemistry 59 10092 202 244 13025

Vladimir Ponec publications per year

The chart shows the history of publications by Vladimir Ponec between 1962 and 2010, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Vladimir Ponec published across 49 years, from 1962 to 2010, averaging 5 papers a year. Output peaked at 13 publications in 1994. 5 of the 246 publications appeared in the last two years.

No. of publications
5 10
Bar chart. Horizontal axis: year, 1962 to 2010. Vertical axis: number of publications, 0 to 13. Peak 13 publications in 1994. 1962: 1 publication 1963: 2 publications 1964: 1 publication 1965: 3 publications 1966: 4 publications 1967: 1 publication 1968: 1 publication 1969: 1 publication 1970: 6 publications 1971: 1 publication 1972: 2 publications 1973: 2 publications 1974: 2 publications 1975: 5 publications 1976: 10 publications 1977: 4 publications 1978: 5 publications 1979: 8 publications 1980: 12 publications 1981: 8 publications 1982: 7 publications 1983: 12 publications 1984: 9 publications 1985: 11 publications 1986: 8 publications 1987: 5 publications 1988: 12 publications 1989: 10 publications 1990: 10 publications 1991: 11 publications 1992: 3 publications 1993: 9 publications 1994: 13 publications 1995: 9 publications 1996: 6 publications 1997: 13 publications 1998: 5 publications 1999: 5 publications 2000: 3 publications 2001: 1 publication 2002: 0 publications 2003: 0 publications 2004: 0 publications 2005: 0 publications 2006: 0 publications 2007: 0 publications 2008: 0 publications 2009: 0 publications 2010: 5 publications
1962 2010

246 publications in total across all disciplines

View publications per year as a table
Vladimir Ponec: publications per year, 1962 to 2010
Year Publications
1962 1
1963 2
1964 1
1965 3
1966 4
1967 1
1968 1
1969 1
1970 6
1971 1
1972 2
1973 2
1974 2
1975 5
1976 10
1977 4
1978 5
1979 8
1980 12
1981 8
1982 7
1983 12
1984 9
1985 11
1986 8
1987 5
1988 12
1989 10
1990 10
1991 11
1992 3
1993 9
1994 13
1995 9
1996 6
1997 13
1998 5
1999 5
2000 3
2001 1
2002 0
2003 0
2004 0
2005 0
2006 0
2007 0
2008 0
2009 0
2010 5
Total 246
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Vladimir Ponec publications per year - data summary

  • Vladimir Ponec, a Chemistry scholar from Leiden University, has 246 publications recorded across 49 years, from 1962 to 2010.
  • The oldest publication on record dates to 1962 and the most recent to 2010.
  • The most productive years are 1994 and 1997, with 13 publications each.
  • The least productive years with any output are 1962, 1964, 1967, 1968 and others, with 1 publication each.
  • 8 of the 49 years in the span carry no publications at all (2002, 2003, 2004, 2005 and others).
  • The rate of publication averages 5.0 papers per year over the whole span, or 6.0 per year counting only the 41 years with at least one publication.
  • The last 5 years on the chart (2006-2010) hold 5 publications, 2% of the career total.
  • Split into equal eras - 1962-1978: 51 publications (3.0 per year); 1979-1995: 157 publications (9.2 per year); 1996-2010: 38 publications (2.5 per year).
  • Comparing the opening and closing eras, the overall trend of publication is broadly steady.

Vladimir Ponec publication distribution in Chemistry in 2026

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

No. of scientists
250 500 750 1,000 1,250
Bar chart with 63 bars. Horizontal axis: publications, 61–80 to 1,295+. Vertical axis: number of scientists, 0 to 1,350. Most scientists, 1,350, have 161–180 publications. The last bar groups every scientist with 1,295 publications or more. The highlighted bar, 241–260 publications, is where this scientist sits. 61–80 publications: 66 scientists 81–100 publications: 302 scientists 101–120 publications: 623 scientists 121–140 publications: 918 scientists 141–160 publications: 1,218 scientists 161–180 publications: 1,350 scientists 181–200 publications: 1,344 scientists 201–220 publications: 1,281 scientists 221–240 publications: 1,216 scientists 241–260 publications: 1,100 scientists 261–280 publications: 979 scientists 281–300 publications: 939 scientists 301–320 publications: 764 scientists 321–340 publications: 643 scientists 341–360 publications: 628 scientists 361–380 publications: 522 scientists 381–400 publications: 459 scientists 401–420 publications: 397 scientists 421–440 publications: 327 scientists 441–460 publications: 270 scientists 461–480 publications: 265 scientists 481–500 publications: 252 scientists 501–520 publications: 201 scientists 521–540 publications: 185 scientists 541–560 publications: 148 scientists 561–580 publications: 148 scientists 581–600 publications: 132 scientists 601–620 publications: 114 scientists 621–640 publications: 104 scientists 641–660 publications: 91 scientists 661–680 publications: 92 scientists 681–700 publications: 73 scientists 701–720 publications: 57 scientists 721–740 publications: 54 scientists 741–760 publications: 67 scientists 761–780 publications: 45 scientists 781–800 publications: 46 scientists 801–820 publications: 39 scientists 821–840 publications: 32 scientists 841–860 publications: 36 scientists 861–880 publications: 29 scientists 881–900 publications: 26 scientists 901–920 publications: 24 scientists 921–940 publications: 14 scientists 941–960 publications: 23 scientists 961–980 publications: 28 scientists 981–1,000 publications: 15 scientists 1,001–1,020 publications: 29 scientists 1,021–1,040 publications: 12 scientists 1,041–1,060 publications: 19 scientists 1,061–1,080 publications: 12 scientists 1,081–1,100 publications: 6 scientists 1,101–1,120 publications: 8 scientists 1,121–1,140 publications: 12 scientists 1,141–1,160 publications: 5 scientists 1,161–1,180 publications: 6 scientists 1,181–1,200 publications: 14 scientists 1,201–1,220 publications: 7 scientists 1,221–1,240 publications: 2 scientists 1,241–1,260 publications: 6 scientists 1,261–1,280 publications: 4 scientists 1,281–1,294 publications: 6 scientists 1,295+ publications: 100 scientists
61–80 publications 1,295+

This scientist: 244 publications — 48th percentile

48% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,295 publications or more.

View publications distribution as a table
Number of Chemistry scientists by publication count, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
Publications Scientists This scientist
61–80 66
81–100 302
101–120 623
121–140 918
141–160 1,218
161–180 1,350
181–200 1,344
201–220 1,281
221–240 1,216
241–260 1,100 244
261–280 979
281–300 939
301–320 764
321–340 643
341–360 628
361–380 522
381–400 459
401–420 397
421–440 327
441–460 270
461–480 265
481–500 252
501–520 201
521–540 185
541–560 148
561–580 148
581–600 132
601–620 114
621–640 104
641–660 91
661–680 92
681–700 73
701–720 57
721–740 54
741–760 67
761–780 45
781–800 46
801–820 39
821–840 32
841–860 36
861–880 29
881–900 26
901–920 24
921–940 14
941–960 23
961–980 28
981–1,000 15
1,001–1,020 29
1,021–1,040 12
1,041–1,060 19
1,061–1,080 12
1,081–1,100 6
1,101–1,120 8
1,121–1,140 12
1,141–1,160 5
1,161–1,180 6
1,181–1,200 14
1,201–1,220 7
1,221–1,240 2
1,241–1,260 6
1,261–1,280 4
1,281–1,294 6
1,295+ 100
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Vladimir Ponec publication distribution in Chemistry in 2026 - data summary

  • The chart plots the publication count of all 17,934 Chemistry scientists ranked by Research.com in 2026, grouped into 63 ranges running from 61–80 to 1,295+ publications.
  • Vladimir Ponec, a Chemistry scholar from Leiden University, records 244 publications - the 48th percentile of the discipline.
  • 48% of ranked Chemistry scientists score the same or lower than Vladimir Ponec, and about 52% score higher.
  • The median of the discipline falls in the 241–260 publications range, and Vladimir Ponec falls inside that same range.
  • The most crowded range is 161–180 publications, holding 1,350 scientists (8% of the field).
  • 77% of the field sits in the lowest quarter of the value range (up to 361–380 publications), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 1,295 publications or more, 100 scientists in all (<1% of the field).

Vladimir Ponec D-index placement in Chemistry in 2026

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

No. of scientists
250 500 750 1,000
Bar chart with 61 bars. Horizontal axis: D-Index, 40–41 to 159+. Vertical axis: number of scientists, 0 to 1,051. Most scientists, 1,051, have 56–57 D-Index. The last bar groups every scientist with 159 D-Index or more. The highlighted bar, 58–59 D-Index, is where this scientist sits. 40–41 D-Index: 289 scientists 42–43 D-Index: 612 scientists 44–45 D-Index: 808 scientists 46–47 D-Index: 776 scientists 48–49 D-Index: 835 scientists 50–51 D-Index: 861 scientists 52–53 D-Index: 872 scientists 54–55 D-Index: 933 scientists 56–57 D-Index: 1,051 scientists 58–59 D-Index: 930 scientists 60–61 D-Index: 882 scientists 62–63 D-Index: 834 scientists 64–65 D-Index: 731 scientists 66–67 D-Index: 775 scientists 68–69 D-Index: 683 scientists 70–71 D-Index: 646 scientists 72–73 D-Index: 561 scientists 74–75 D-Index: 501 scientists 76–77 D-Index: 437 scientists 78–79 D-Index: 388 scientists 80–81 D-Index: 354 scientists 82–83 D-Index: 292 scientists 84–85 D-Index: 275 scientists 86–87 D-Index: 254 scientists 88–89 D-Index: 235 scientists 90–91 D-Index: 185 scientists 92–93 D-Index: 192 scientists 94–95 D-Index: 155 scientists 96–97 D-Index: 163 scientists 98–99 D-Index: 125 scientists 100–101 D-Index: 105 scientists 102–103 D-Index: 105 scientists 104–105 D-Index: 112 scientists 106–107 D-Index: 88 scientists 108–109 D-Index: 68 scientists 110–111 D-Index: 69 scientists 112–113 D-Index: 65 scientists 114–115 D-Index: 79 scientists 116–117 D-Index: 61 scientists 118–119 D-Index: 44 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 40 scientists 124–125 D-Index: 33 scientists 126–127 D-Index: 26 scientists 128–129 D-Index: 34 scientists 130–131 D-Index: 35 scientists 132–133 D-Index: 25 scientists 134–135 D-Index: 27 scientists 136–137 D-Index: 17 scientists 138–139 D-Index: 16 scientists 140–141 D-Index: 20 scientists 142–143 D-Index: 20 scientists 144–145 D-Index: 15 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 9 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 11 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 3 scientists 158 D-Index: 3 scientists 159+ D-Index: 98 scientists
40–41 D-Index 159+

This scientist: 59 D-Index — 44th percentile

44% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

View D-Index distribution as a table
Number of Chemistry scientists by D-index, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
D-Index Scientists This scientist
40–41 289
42–43 612
44–45 808
46–47 776
48–49 835
50–51 861
52–53 872
54–55 933
56–57 1,051
58–59 930 59
60–61 882
62–63 834
64–65 731
66–67 775
68–69 683
70–71 646
72–73 561
74–75 501
76–77 437
78–79 388
80–81 354
82–83 292
84–85 275
86–87 254
88–89 235
90–91 185
92–93 192
94–95 155
96–97 163
98–99 125
100–101 105
102–103 105
104–105 112
106–107 88
108–109 68
110–111 69
112–113 65
114–115 79
116–117 61
118–119 44
120–121 37
122–123 40
124–125 33
126–127 26
128–129 34
130–131 35
132–133 25
134–135 27
136–137 17
138–139 16
140–141 20
142–143 20
144–145 15
146–147 9
148–149 9
150–151 16
152–153 11
154–155 9
156–157 3
158 3
159+ 98
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Vladimir Ponec D-index placement in Chemistry in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 17,934 Chemistry scientists ranked by Research.com in 2026, grouped into 61 ranges running from 40–41 to 159+ D-Index.
  • Vladimir Ponec, a Chemistry scholar from Leiden University, records 59 D-Index - the 44th percentile of the discipline.
  • 44% of ranked Chemistry scientists score the same or lower than Vladimir Ponec, and about 56% score higher.
  • The median of the discipline falls in the 62–63 D-Index range, and Vladimir Ponec ranks below the median.
  • The most crowded range is 56–57 D-Index, holding 1,051 scientists (6% of the field).
  • 70% of the field sits in the lowest quarter of the value range (up to 70–71 D-Index), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 159 D-Index or more, 98 scientists in all (<1% of the field).

Research.com Recognitions

  • 1984 - Bourke Award, Royal Society of Chemistry (UK)

Overview

Vladimir Ponec is affiliated with Leiden University in the Netherlands. Throughout their career, they have been recognized with the Bourke Award from the Royal Society of Chemistry (UK) in 1984.

While detailed data on publications, co-authors, and main topics of study are not available, the award indicates engagement with the field of chemistry and related scientific research.

The available information does not specify particular research areas, recent papers, or frequent publication venues, nor does it list any book publications.

The absence of detailed publication or topic data limits a comprehensive view of their contributions but confirms the academic association and recognition within the chemistry community.

Best Publications

  • The universal character of the Mars and Van Krevelen mechanism

    C Doornkamp;V Ponec

  • On the role of promoters in hydrogenations on metals; α,β-unsaturated aldehydes and ketones

    V. Ponec

  • Alloy catalysts: the concepts

    Vladimir Ponec

  • The Surface of Catalytically Active Spinels

    Jean Paul Jacobs;Annemarieke Maltha;John G.H. Reintjes;Jiri Drimal

  • On the selectivity of palladium catalysts in synthesis gas reactions

    J.M. Driessen;E.K. Poels;J.P. Hindermann;V. Ponec

  • Activity and Selectivity in the Reactions of Substituted α,β-Unsaturated Aldehydes

    T.B.L.W. Marinelli;S. Nabuurs;V. Ponec

  • Some Aspects of the Mechanism of Methanation and Fischer-Tropsch Synthesis

    Unknown

  • Reactions of Carboxylic Acids on Oxides: 1. Selective Hydrogenation of Acetic Acid to Acetaldehyde

    R. Pestman;R.M. Koster;J.A.Z. Pieterse;V. Ponec

  • Reactions of Carboxylic Acids on Oxides: 2. Bimolecular Reaction of Aliphatic Acids to Ketones

    R. Pestman;R.M. Koster;A. van Duijne;J.A.Z. Pieterse

  • The Role of the Mars and Van Krevelen Mechanism in the Selective Oxidation of Nitrosobenzene and the Deoxygenation of Nitrobenzene on Oxidic Catalysts

    E.J. Grootendorst;Y. Verbeek;V. Ponec

  • On the selectivity of Rh catalysts in the formation of oxygenates

    G. van der Lee;B. Schuller;H. Post;T.L.F. Favre

  • A Study on the Selectivity in Acrolein Hydrogenation on Platinum Catalysts: A Model for Hydrogenation of α,β-Unsaturated Aldehydes

    T.B.L.W. Marinelli;V. Ponec

  • Selective isomerization of butene to isobutene

    Zheng Xing Cheng;Vladimir Ponec

  • On Some Problems of Selectivity in Syngas Reactions on the Group VIII Metals

    Unknown

  • The Shape Selectivity in the Skeletal Isomerisation ofn-Butene to Isobutene☆

    J. Houžvička;S. Hansildaar;V. Ponec

  • Identification of the Active Sites in the Selective Hydrogenation of Acetic Acid to Acetaldehyde on Iron Oxide Catalysts

    R. Pestman;R.M. Koster;E. Boellaard;A.M. van der Kraan

  • Selective isomerisation of n-butene by crystalline aluminophosphates

    L. H. Gielgens;I. H. E. Veenstra;V. Ponec;M. J. Haanepen

  • Active centres for synthesis gas reactions

    V. Ponec

  • Skeletal Isomerization of<i>n</i>-Butene

    Unknown

  • Cu and Pd, two catalysts for CH3OH synthesis : the similarities and the differences

    V. Ponec

  • The formation of ketones and aldehydes from carboxylic acids, structure-activity relationship for two competitive reactions

    R. Pestman;A. van Duijne;J.A.Z. Pieterse;V. Ponec

  • Reactions of CHxCl4−x with hydrogen: Relation to the Fischer-Tropsch synthesis of hydrocarbons

    W.A.A. van Barneveld;V. Ponec

  • Selectivity of Rh catalysts in the formation of oxygenates

    G. van der Lee;B. Schuller;H. Post;T.L.F. Favre

Frequent Co-Authors

Yasuhiro Iwasawa
Yasuhiro Iwasawa University of Electro-Communications
Rutger A. van Santen
Rutger A. van Santen Eindhoven University of Technology
HH Hidde Brongersma
HH Hidde Brongersma Eindhoven University of Technology
Hiroshi Onishi
Hiroshi Onishi Kobe University
Piercarlo Fantucci
Piercarlo Fantucci University of Milano-Bicocca
Vlasta Bonačić-Koutecký
Vlasta Bonačić-Koutecký University of Split
Goutam Deo
Goutam Deo Indian Institute of Technology Kanpur
Gianfranco Pacchioni
Gianfranco Pacchioni University of Milano-Bicocca
Wolfgang M.H. Sachtler
Wolfgang M.H. Sachtler Northwestern University
Gabriele Centi
Gabriele Centi University of Messina

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