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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Microbiology 60 3196 2928 14 14 111 9813

Thomas C. Victor publications per year

The chart shows the history of publications by Thomas C. Victor between 1991 and 2018, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Thomas C. Victor published across 28 years, from 1991 to 2018, averaging 4.3 papers a year. Output peaked at 13 publications in 2012. 1 of the 119 publications appeared in the last two years.

No. of publications
5 10
Bar chart. Horizontal axis: year, 1991 to 2018. Vertical axis: number of publications, 0 to 13. Peak 13 publications in 2012. 1991: 1 publication 1992: 1 publication 1993: 1 publication 1994: 0 publications 1995: 2 publications 1996: 3 publications 1997: 3 publications 1998: 1 publication 1999: 5 publications 2000: 2 publications 2001: 4 publications 2002: 5 publications 2003: 4 publications 2004: 7 publications 2005: 4 publications 2006: 4 publications 2007: 12 publications 2008: 6 publications 2009: 6 publications 2010: 4 publications 2011: 8 publications 2012: 13 publications 2013: 8 publications 2014: 5 publications 2015: 6 publications 2016: 3 publications 2017: 0 publications 2018: 1 publication
1991 2018

119 publications in total across all disciplines

View publications per year as a table
Thomas C. Victor: publications per year, 1991 to 2018
Year Publications
1991 1
1992 1
1993 1
1994 0
1995 2
1996 3
1997 3
1998 1
1999 5
2000 2
2001 4
2002 5
2003 4
2004 7
2005 4
2006 4
2007 12
2008 6
2009 6
2010 4
2011 8
2012 13
2013 8
2014 5
2015 6
2016 3
2017 0
2018 1
Total 119
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Thomas C. Victor publications per year - data summary

  • Thomas C. Victor, a Microbiology scholar from Stellenbosch University, has 119 publications recorded across 28 years, from 1991 to 2018.
  • The oldest publication on record dates to 1991 and the most recent to 2018.
  • The most productive year is 2012, with 13 publications.
  • The least productive years with any output are 1991, 1992, 1993, 1998 and others, with 1 publication each.
  • 2 of the 28 years in the span carry no publications at all (1994 and 2017).
  • The rate of publication averages 4.3 papers per year over the whole span, or 4.6 per year counting only the 26 years with at least one publication.
  • The last 5 years on the chart (2014-2018) hold 15 publications, 13% of the career total.
  • Split into equal eras - 1991-2000: 19 publications (1.9 per year); 2001-2010: 56 publications (5.6 per year); 2011-2018: 44 publications (5.5 per year).
  • Comparing the opening and closing eras, the overall trend of publication is rising.

Thomas C. Victor publication distribution in Microbiology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Microbiology in 2026. The highlighted bar marks where Thomas C. Victor sits on this spectrum.

No. of scientists
50 100 150 200 250
Bar chart with 64 bars. Horizontal axis: publications, 55–64 to 679+. Vertical axis: number of scientists, 0 to 288. Most scientists, 288, have 135–144 publications. The last bar groups every scientist with 679 publications or more. The highlighted bar, 105–114 publications, is where this scientist sits. 55–64 publications: 8 scientists 65–74 publications: 29 scientists 75–84 publications: 55 scientists 85–94 publications: 112 scientists 95–104 publications: 137 scientists 105–114 publications: 190 scientists 115–124 publications: 235 scientists 125–134 publications: 234 scientists 135–144 publications: 288 scientists 145–154 publications: 265 scientists 155–164 publications: 264 scientists 165–174 publications: 253 scientists 175–184 publications: 276 scientists 185–194 publications: 190 scientists 195–204 publications: 234 scientists 205–214 publications: 208 scientists 215–224 publications: 198 scientists 225–234 publications: 155 scientists 235–244 publications: 161 scientists 245–254 publications: 160 scientists 255–264 publications: 146 scientists 265–274 publications: 139 scientists 275–284 publications: 148 scientists 285–294 publications: 115 scientists 295–304 publications: 96 scientists 305–314 publications: 88 scientists 315–324 publications: 106 scientists 325–334 publications: 65 scientists 335–344 publications: 76 scientists 345–354 publications: 64 scientists 355–364 publications: 62 scientists 365–374 publications: 65 scientists 375–384 publications: 61 scientists 385–394 publications: 34 scientists 395–404 publications: 44 scientists 405–414 publications: 36 scientists 415–424 publications: 35 scientists 425–434 publications: 29 scientists 435–444 publications: 33 scientists 445–454 publications: 34 scientists 455–464 publications: 25 scientists 465–474 publications: 26 scientists 475–484 publications: 20 scientists 485–494 publications: 19 scientists 495–504 publications: 16 scientists 505–514 publications: 17 scientists 515–524 publications: 23 scientists 525–534 publications: 14 scientists 535–544 publications: 14 scientists 545–554 publications: 18 scientists 555–564 publications: 12 scientists 565–574 publications: 7 scientists 575–584 publications: 9 scientists 585–594 publications: 9 scientists 595–604 publications: 9 scientists 605–614 publications: 7 scientists 615–624 publications: 9 scientists 625–634 publications: 7 scientists 635–644 publications: 4 scientists 645–654 publications: 5 scientists 655–664 publications: 6 scientists 665–674 publications: 7 scientists 675–678 publications: 3 scientists 679+ publications: 99 scientists
55–64 publications 679+

This scientist: 111 publications — 8th percentile

8% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 679 publications or more.

View publications distribution as a table
Number of Microbiology scientists by publication count, Research.com 2026 ranking edition. Based on 5,513 ranked scientists.
Publications Scientists This scientist
55–64 8
65–74 29
75–84 55
85–94 112
95–104 137
105–114 190 111
115–124 235
125–134 234
135–144 288
145–154 265
155–164 264
165–174 253
175–184 276
185–194 190
195–204 234
205–214 208
215–224 198
225–234 155
235–244 161
245–254 160
255–264 146
265–274 139
275–284 148
285–294 115
295–304 96
305–314 88
315–324 106
325–334 65
335–344 76
345–354 64
355–364 62
365–374 65
375–384 61
385–394 34
395–404 44
405–414 36
415–424 35
425–434 29
435–444 33
445–454 34
455–464 25
465–474 26
475–484 20
485–494 19
495–504 16
505–514 17
515–524 23
525–534 14
535–544 14
545–554 18
555–564 12
565–574 7
575–584 9
585–594 9
595–604 9
605–614 7
615–624 9
625–634 7
635–644 4
645–654 5
655–664 6
665–674 7
675–678 3
679+ 99
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Thomas C. Victor publication distribution in Microbiology in 2026 - data summary

  • The chart plots the publication count of all 5,513 Microbiology scientists ranked by Research.com in 2026, grouped into 64 ranges running from 55–64 to 679+ publications.
  • Thomas C. Victor, a Microbiology scholar from Stellenbosch University, records 111 publications - the 8th percentile of the discipline.
  • 8% of ranked Microbiology scientists score the same or lower than Thomas C. Victor, and about 92% score higher.
  • The median of the discipline falls in the 195–204 publications range, and Thomas C. Victor ranks below the median.
  • The most crowded range is 135–144 publications, holding 288 scientists (5% of the field).
  • 54% of the field sits in the lowest quarter of the value range (up to 205–214 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 679 publications or more, 99 scientists in all (2% of the field).

Thomas C. Victor D-index placement in Microbiology in 2026

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

No. of scientists
50 100 150
Bar chart with 88 bars. Horizontal axis: D-Index, 40 to 127+. Vertical axis: number of scientists, 0 to 162. Most scientists, 162, have 58 D-Index. The last bar groups every scientist with 127 D-Index or more. The highlighted bar, 60 D-Index, is where this scientist sits. 40 D-Index: 30 scientists 41 D-Index: 86 scientists 42 D-Index: 90 scientists 43 D-Index: 117 scientists 44 D-Index: 122 scientists 45 D-Index: 123 scientists 46 D-Index: 108 scientists 47 D-Index: 110 scientists 48 D-Index: 106 scientists 49 D-Index: 109 scientists 50 D-Index: 129 scientists 51 D-Index: 111 scientists 52 D-Index: 116 scientists 53 D-Index: 127 scientists 54 D-Index: 134 scientists 55 D-Index: 134 scientists 56 D-Index: 112 scientists 57 D-Index: 136 scientists 58 D-Index: 162 scientists 59 D-Index: 151 scientists 60 D-Index: 139 scientists 61 D-Index: 123 scientists 62 D-Index: 126 scientists 63 D-Index: 144 scientists 64 D-Index: 109 scientists 65 D-Index: 103 scientists 66 D-Index: 124 scientists 67 D-Index: 112 scientists 68 D-Index: 103 scientists 69 D-Index: 131 scientists 70 D-Index: 94 scientists 71 D-Index: 93 scientists 72 D-Index: 96 scientists 73 D-Index: 92 scientists 74 D-Index: 80 scientists 75 D-Index: 66 scientists 76 D-Index: 87 scientists 77 D-Index: 60 scientists 78 D-Index: 73 scientists 79 D-Index: 59 scientists 80 D-Index: 57 scientists 81 D-Index: 55 scientists 82 D-Index: 47 scientists 83 D-Index: 77 scientists 84 D-Index: 50 scientists 85 D-Index: 45 scientists 86 D-Index: 42 scientists 87 D-Index: 41 scientists 88 D-Index: 32 scientists 89 D-Index: 38 scientists 90 D-Index: 35 scientists 91 D-Index: 34 scientists 92 D-Index: 27 scientists 93 D-Index: 26 scientists 94 D-Index: 33 scientists 95 D-Index: 22 scientists 96 D-Index: 37 scientists 97 D-Index: 22 scientists 98 D-Index: 21 scientists 99 D-Index: 22 scientists 100 D-Index: 30 scientists 101 D-Index: 16 scientists 102 D-Index: 20 scientists 103 D-Index: 17 scientists 104 D-Index: 19 scientists 105 D-Index: 16 scientists 106 D-Index: 19 scientists 107 D-Index: 18 scientists 108 D-Index: 14 scientists 109 D-Index: 10 scientists 110 D-Index: 9 scientists 111 D-Index: 7 scientists 112 D-Index: 11 scientists 113 D-Index: 6 scientists 114 D-Index: 15 scientists 115 D-Index: 10 scientists 116 D-Index: 12 scientists 117 D-Index: 7 scientists 118 D-Index: 10 scientists 119 D-Index: 10 scientists 120 D-Index: 11 scientists 121 D-Index: 2 scientists 122 D-Index: 7 scientists 123 D-Index: 12 scientists 124 D-Index: 5 scientists 125 D-Index: 9 scientists 126 D-Index: 6 scientists 127+ D-Index: 95 scientists
40 D-Index 127+

This scientist: 60 D-Index — 44th percentile

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

The last bar groups every scientist with 127 D-Index or more.

View D-Index distribution as a table
Number of Microbiology scientists by D-index, Research.com 2026 ranking edition. Based on 5,513 ranked scientists.
D-Index Scientists This scientist
40 30
41 86
42 90
43 117
44 122
45 123
46 108
47 110
48 106
49 109
50 129
51 111
52 116
53 127
54 134
55 134
56 112
57 136
58 162
59 151
60 139 60
61 123
62 126
63 144
64 109
65 103
66 124
67 112
68 103
69 131
70 94
71 93
72 96
73 92
74 80
75 66
76 87
77 60
78 73
79 59
80 57
81 55
82 47
83 77
84 50
85 45
86 42
87 41
88 32
89 38
90 35
91 34
92 27
93 26
94 33
95 22
96 37
97 22
98 21
99 22
100 30
101 16
102 20
103 17
104 19
105 16
106 19
107 18
108 14
109 10
110 9
111 7
112 11
113 6
114 15
115 10
116 12
117 7
118 10
119 10
120 11
121 2
122 7
123 12
124 5
125 9
126 6
127+ 95
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Thomas C. Victor D-index placement in Microbiology in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 5,513 Microbiology scientists ranked by Research.com in 2026, grouped into 88 ranges running from 40 to 127+ D-Index.
  • Thomas C. Victor, a Microbiology scholar from Stellenbosch University, records 60 D-Index - the 44th percentile of the discipline.
  • 44% of ranked Microbiology scientists score the same or lower than Thomas C. Victor, and about 56% score higher.
  • The median of the discipline falls in the 63 D-Index range, and Thomas C. Victor ranks below the median.
  • The most crowded range is 58 D-Index, holding 162 scientists (3% of the field).
  • 47% of the field sits in the lowest quarter of the value range (up to 61 D-Index), so the distribution leans towards the lower end of the scale.
  • The final bar has no upper bound: it groups every scientist with 127 D-Index or more, 95 scientists in all (2% of the field).

Overview

Thomas C. Victor is affiliated with Stellenbosch University in South Africa and focuses on research within Environmental Science and Agricultural and Biological Sciences. Their work addresses topics including microbial bioremediation and biosurfactants, enzyme-mediated dye degradation, toxic organic pollutants impact, pesticide and herbicide environmental studies, analytical chemistry methods development, effects and risks of endocrine disrupting chemicals, and microbial community ecology and physiology.

Their recent publications highlight a diverse range of studies primarily related to microbial degradation and environmental treatment processes. Notable papers include:

  • Effects of biological pre-treatment of lignocellulosic waste with white-rot fungi on the stimulation of 14C-phenanthrene catabolism in soils, 2021, International Biodeterioration & Biodegradation
  • Novel laccase from Xylaria polymorpha and its efficiency in the biotransformation of pharmaceuticals: Optimization of operational conditions, comparative effect of redox-mediators and toxicity studies, 2022, Colloids and Surfaces B Biointerfaces
  • Co-biomass degradation of fluoranthene by marine-derived fungi; Aspergillus aculeatus and Mucor irregularis: Comprehensive process optimization, enzyme induction and metabolic analyses, 2022, Arabian Journal of Chemistry
  • Impact of organic amendments on the development of 14C-phenanthrene catabolism in soil, 2020, International Biodeterioration & Biodegradation
  • The impact of enhanced and non-enhanced biochars on the catabolism of 14C-phenanthrene in soil, 2020, Environmental Technology & Innovation

Frequent coauthors who have contributed significantly alongside Thomas C. Victor include:

  • Kirk T. Semple
  • Paul Olusegun Bankole
  • C.N. Ibeto
  • Chidinma A. Tennison-Omovoh
  • Seun Owolabi Adebajo

Their research has been published repeatedly in key scientific journals such as:

  • International Biodeterioration & Biodegradation
  • Colloids and Surfaces B Biointerfaces
  • Arabian Journal of Chemistry
  • Environmental Technology & Innovation
  • The Science of The Total Environment

Thomas C. Victor's work spans multiple subfields within environmental science, focusing extensively on pollution, health toxicology and mutagenesis, plant science, analytical chemistry, and ecology. These subfields support their academic interest in understanding the mechanisms and effects of pollutants and toxic compounds as well as advancing microbial and enzymatic methods for environmental remediation.

Best Publications

  • Exogenous Reinfection as a Cause of Recurrent Tuberculosis after Curative Treatment

    A van Rie;R Warren;M Richardson;T C Victor

  • Genomic analysis identifies targets of convergent positive selection in drug-resistant Mycobacterium tuberculosis

    Maha R Farhat;B Jesse Shapiro;Karen J Kieser;Razvan Sultana

  • Patients with active tuberculosis often have different strains in the same sputum specimen.

    Robin M. Warren;Thomas C. Victor;Elizabeth M. Streicher;Madalene Richardson

  • Drug resistance in Mycobacterium tuberculosis.

    Rabia Johnson;Elizabeth M Streicher;Gail E Louw;Robin M Warren

  • Emergence and spread of extensively and totally drug-resistant tuberculosis, South Africa.

    Marisa Klopper;Robin Mark Warren;Cindy Hayes;Nicolaas Claudius Gey van Pittius

  • A Recently Evolved Sublineage of the Mycobacterium tuberculosis Beijing Strain Family Is Associated with an Increased Ability to Spread and Cause Disease

    M. Hanekom;G. D. van der Spuy;E. Streicher;S. L. Ndabambi

  • Analysis for a Limited Number of Gene Codons Can Predict Drug Resistance of Mycobacterium tuberculosis in a High-Incidence Community

    A Van Rie;R Warren;I Mshanga;A M Jordaan

  • Mannose-binding protein B allele confers protection against tuberculous meningitis.

    Hoal-Van Helden Eg;Epstein J;Victor Tc;Hon D

  • Reinfection and mixed infection cause changing Mycobacterium tuberculosis drug-resistance patterns.

    Annelies van Rie;Thomas C. Victor;Madalene Richardson;Rabia Johnson

  • Rifampicin Reduces Susceptibility to Ofloxacin in Rifampicin-resistant Mycobacterium tuberculosis through Efflux

    Gail E. Louw;Robin M. Warren;Nicolaas C. Gey van Pittius;Rosalba Leon

  • Mycobacterium tuberculosis Beijing genotype: a template for success.

    M. Hanekom;N.C. Gey van Pittius;C. McEvoy;T.C. Victor

  • Emergence of increased resistance and extensively drug-resistant tuberculosis despite treatment adherence, South Africa.

    Alistair D. Calver;Alecia A. Falmer;Megan Murray;Odelia J. Strauss

  • The role of IS6110 in the evolution of Mycobacterium tuberculosis

    Christopher R.E. McEvoy;Alecia A. Falmer;Nicolaas C. Gey van Pittius;Thomas C. Victor

  • Energy Metabolism and Drug Efflux in Mycobacterium tuberculosis

    Philippa A. Black;Robin M. Warren;Gail E. Louw;Paul D. van Helden

  • Genotypic diversity of extensively drug-resistant tuberculosis (XDR-TB) in South Africa

    C K Mlambo;R M Warren;X Poswa;T C Victor

  • Transmission of a Multidrug-Resistant Mycobacterium tuberculosis Strain Resembling “Strain W” among Noninstitutionalized, Human Immunodeficiency Virus—Seronegative Patients

    Annelies van Rie;Annelies van Rie;Robin M. Warren;Nulda Beyers;Robert P. Gie

  • Predicting Extensively Drug-Resistant Mycobacterium tuberculosis Phenotypes with Genetic Mutations

    Timothy C. Rodwell;Faramarz Valafar;James Douglas;Lishi Qian

  • Spoligotype Signatures in the Mycobacterium tuberculosis Complex

    E. M. Streicher;T. C. Victor;G. van der Spuy;C. Sola

  • Isoniazid-Induced Transient High-Level Resistance in Mycobacterium tuberculosis

    Miguel Viveiros;Isabel Portugal;Rosário Bettencourt;Thomas C. Victor

  • gyrA mutations and phenotypic susceptibility levels to ofloxacin and moxifloxacin in clinical isolates of Mycobacterium tuberculosis

    Frederick A Sirgel;Robin M Warren;Elizabeth M Streicher;Thomas C Victor

Frequent Co-Authors

Robin M. Warren
Robin M. Warren Stellenbosch University
Paul D. van Helden
Paul D. van Helden Stellenbosch University
Nulda Beyers
Nulda Beyers Stellenbosch University
Erik C. Böttger
Erik C. Böttger University of Zurich
Peter R. Donald
Peter R. Donald Stellenbosch University
Sebastien Gagneux
Sebastien Gagneux University of Basel
Nalin Rastogi
Nalin Rastogi Institut Pasteur
Ben J. Marais
Ben J. Marais University of Sydney
Christophe Sola
Christophe Sola University of Paris-Saclay
Douglas B. Young
Douglas B. Young Imperial College London

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