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Nikolai Kuhnert

Nikolai Kuhnert

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 55 12057 10858 887 793 210 11643

Nikolai Kuhnert publications per year

The chart shows the history of publications by Nikolai Kuhnert between 1994 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Nikolai Kuhnert published across 32 years, from 1994 to 2025, averaging 7.5 papers a year. Output peaked at 20 publications in 2014. 13 of the 241 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1994 to 2025. Vertical axis: number of publications, 0 to 20. Peak 20 publications in 2014. 1994: 1 publication 1995: 0 publications 1996: 0 publications 1997: 0 publications 1998: 4 publications 1999: 5 publications 2000: 3 publications 2001: 7 publications 2002: 10 publications 2003: 4 publications 2004: 3 publications 2005: 10 publications 2006: 6 publications 2007: 6 publications 2008: 3 publications 2009: 1 publication 2010: 12 publications 2011: 12 publications 2012: 15 publications 2013: 12 publications 2014: 20 publications 2015: 7 publications 2016: 10 publications 2017: 9 publications 2018: 14 publications 2019: 9 publications 2020: 13 publications 2021: 8 publications 2022: 12 publications 2023: 12 publications 2024: 2 publications 2025: 11 publications
1994 2025

241 publications in total across all disciplines

View publications per year as a table
Nikolai Kuhnert: publications per year, 1994 to 2025
Year Publications
1994 1
1995 0
1996 0
1997 0
1998 4
1999 5
2000 3
2001 7
2002 10
2003 4
2004 3
2005 10
2006 6
2007 6
2008 3
2009 1
2010 12
2011 12
2012 15
2013 12
2014 20
2015 7
2016 10
2017 9
2018 14
2019 9
2020 13
2021 8
2022 12
2023 12
2024 2
2025 11
Total 241
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Nikolai Kuhnert 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 Nikolai Kuhnert 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, 201–220 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: 210 publications — 36th percentile

36% 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 1,281 210
221–240 1,216
241–260 1,100
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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Nikolai Kuhnert 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 Nikolai Kuhnert 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, 54–55 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: 55 D-Index — 33rd percentile

33% 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 55
56–57 1,051
58–59 930
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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Overview

Nikolai Kuhnert is affiliated with Jacobs University in Germany and has made contributions across several areas within scientific research, focusing particularly on Medicine, Agricultural and Biological Sciences, and Materials Science. Their work has been published extensively in peer-reviewed journals and involves interdisciplinary approaches that span chemistry, biology, and food science.

Their research topics cover a variety of fields, including:

  • Phytochemicals and Antioxidant Activities
  • Metabolomics and Mass Spectrometry Studies
  • Polyoxometalates: Synthesis and Applications
  • Tea Polyphenols and Effects
  • Coffee research and impacts
  • Food Chemistry and Fat Analysis
  • Analytical Chemistry and Chromatography

Key subfields of study where they have a notable publication record include:

  • Materials Chemistry
  • Food Science
  • Molecular Biology
  • Biochemistry
  • Spectroscopy

Their recent and frequently cited papers show an emphasis on plant-derived compounds, food quality, and advanced analytical techniques. Notable publications include:

  • "Lignin and Its Pathway-Associated Phytoalexins Modulate Plant Defense against Fungi" (2022, Journal of Fungi)
  • "Recommendations for standardizing nomenclature for dietary (poly)phenol catabolites" (2020, American Journal of Clinical Nutrition)
  • "LC-MS/MS based molecular networking approach for the identification of cocoa phenolic metabolites in human urine" (2020, Food Research International)
  • "Evaluation of carbohydrates and quality parameters in six types of commercial teas by targeted statistical analysis" (2020, Food Research International)
  • "Discrete, Cationic Palladium(II)-Oxo Clusters via f-Metal Ion Incorporation and their Macrocyclic Host-Guest Interactions with Sulfonatocalixarenes" (2022, Angewandte Chemie International Edition)

Kuhnert frequently collaborates with several researchers in their field. Among their most common co-authors are:

  • Ulrich Kortz
  • Saurav Bhattacharya
  • Anja B. Müller
  • Talha Nisar
  • V. Wagner

Their work is often published in specialized journals and publication venues that include:

  • Food Research International
  • The Cambridge Structural Database
  • Food Chemistry
  • Inorganic Chemistry
  • Chemical Communications

Best Publications

  • Hierarchical scheme for LC-MSn identification of chlorogenic acids

    Michael N Clifford;Kelly L Johnston;Susan Knight;Nikolai Kuhnert

  • Discriminating between the six isomers of dicaffeoylquinic acid by LC-MS^n

    Michael N Clifford;Susan Knight;Nikolai Kuhnert

  • Microwave-assisted reactions in organic synthesis--are there any nonthermal microwave effects?

    Nikolai Kuhnert

  • LC–MSn analysis of the cis isomers of chlorogenic acids

    Michael N. Clifford;Jo Kirkpatrick;Nikolai Kuhnert;Hajo Roozendaal

  • Profiling the chlorogenic acids and other caffeic acid derivatives of herbal chrysanthemum by LC-MSn.

    Michael N Clifford;Weiguo Wu;Jo Kirkpatrick;Nikolai Kuhnert

  • Profiling and characterization by LC-MSn of the chlorogenic acids and hydroxycinnamoylshikimate esters in maté (Ilex paraguariensis).

    Rakesh Jaiswal;Tina Sovdat;Francesco Vivan;Nikolai Kuhnert

  • Profile and Characterization of the Chlorogenic Acids in Green Robusta Coffee Beans by LC-MSn: Identification of Seven New Classes of Compounds

    Rakesh Jaiswal;Maria Alexandra Patras;Pinkie Jacob Eravuchira;Nikolai Kuhnert

  • Characterization by LC-MSn of Four New Classes of p-Coumaric Acid-Containing Diacyl Chlorogenic Acids in Green Coffee Beans

    Michael N Clifford;Serena Marks;Susan Knight;Nikolai Kuhnert

  • The chemistry of low molecular weight black tea polyphenols

    James Warren Drynan;James Warren Drynan;Michael N. Clifford;Jacek Obuchowicz;Nikolai Kuhnert

  • Characterization by LC-MSn of Four New Classes of Chlorogenic Acids in Green Coffee Beans: Dimethoxycinnamoylquinic Acids, Diferuloylquinic Acids, Caffeoyl-dimethoxycinnamoylquinic Acids, and Feruloyl-dimethoxycinnamoylquinic Acids

    Michael N Clifford;Susan Knight;Birgul Surucu;Nikolai Kuhnert

  • Absolute bioavailability and dose-dependent pharmacokinetic behaviour of dietary doses of the chemopreventive isothiocyanate sulforaphane in rat

    Natalya Hanlon;Nick Coldham;Adriana Gielbert;Nikolai Kuhnert

  • Identification and characterization of proanthocyanidins of 16 members of the Rhododendron genus (Ericaceae) by tandem LC-MS

    Rakesh Jaiswal;Lalith Jayasinghe;Nikolai Kuhnert

  • Determination of the hydroxycinnamate profile of 12 members of the Asteraceae family

    Rakesh Jaiswal;Joseph Kiprotich;Nikolai Kuhnert

  • Identification and characterization of chlorogenic acids, chlorogenic acid glycosides and flavonoids from Lonicera henryi L. (Caprifoliaceae) leaves by LC-MSn.

    Rakesh Jaiswal;Heiko Müller;Anja Müller;Mohamed Gamaleldin Elsadig Karar

  • Chemistry inside molecular containers in the gas phase

    Tung-Chun Lee;Elina Kalenius;Alexandra I. Lazar;Khaleel I. Assaf

  • Profiling the chlorogenic acids of aster by HPLC–MSn

    Michael N. Clifford;Wang Zheng;Nikolai Kuhnert

  • Profiling and Characterization by LC-MSn of the Galloylquinic Acids of Green Tea, Tara Tannin, and Tannic Acid

    Michael N Clifford;Stavroula Stoupi;Nikolai Kuhnert

  • Unraveling the structure of the black tea thearubigins.

    Nikolai Kuhnert

  • Mass spectrometric characterization of black tea thearubigins leading to an oxidative cascade hypothesis for thearubigin formation.

    Nikolai Kuhnert;J. Warren Drynan;J. Warren Drynan;Jaczek Obuchowicz;Michael N. Clifford

  • The synthesis of trianglimines: on the scope and limitations of the [3 + 3] cyclocondensation reaction between (1R,2R)-diaminocyclohexane and aromatic dicarboxaldehydes

    Nikolai Kuhnert;Giulia M. Rossignolo;Ana Lopez-Periago

Frequent Co-Authors

Michael N. Clifford
Michael N. Clifford University of Nottingham
Dirk C. Albach
Dirk C. Albach Carl von Ossietzky University of Oldenburg
Matthias Witt
Matthias Witt Laboratorien Dr. Döring GmbH
Laurenz Thomsen
Laurenz Thomsen Jacobs University
Costas Ioannides
Costas Ioannides University of Surrey
Gary Williamson
Gary Williamson Monash University
Bassem S. Bassil
Bassem S. Bassil Jacobs University
Gordon J. McDougall
Gordon J. McDougall James Hutton Institute
Alan Crozier
Alan Crozier University of Glasgow
Werner M. Nau
Werner M. Nau Jacobs University

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