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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 46 16075 14504 4008 3287 260 7387

Ekkehard Sinn publications per year

The chart shows the history of publications by Ekkehard Sinn between 1967 and 2023, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Ekkehard Sinn published across 57 years, from 1967 to 2023, averaging 5.8 papers a year. Output peaked at 13 publications in 1981. 3 of the 330 publications appeared in the last two years.

No. of publications
5 10
Bar chart. Horizontal axis: year, 1967 to 2023. Vertical axis: number of publications, 0 to 13. Peak 13 publications in 1981. 1967: 4 publications 1968: 6 publications 1969: 6 publications 1970: 5 publications 1971: 0 publications 1972: 7 publications 1973: 2 publications 1974: 2 publications 1975: 1 publication 1976: 4 publications 1977: 9 publications 1978: 3 publications 1979: 11 publications 1980: 6 publications 1981: 13 publications 1982: 3 publications 1983: 10 publications 1984: 7 publications 1985: 9 publications 1986: 9 publications 1987: 7 publications 1988: 7 publications 1989: 5 publications 1990: 7 publications 1991: 8 publications 1992: 4 publications 1993: 12 publications 1994: 6 publications 1995: 11 publications 1996: 5 publications 1997: 6 publications 1998: 5 publications 1999: 10 publications 2000: 6 publications 2001: 6 publications 2002: 12 publications 2003: 5 publications 2004: 7 publications 2005: 2 publications 2006: 0 publications 2007: 5 publications 2008: 2 publications 2009: 2 publications 2010: 5 publications 2011: 8 publications 2012: 8 publications 2013: 11 publications 2014: 11 publications 2015: 8 publications 2016: 4 publications 2017: 3 publications 2018: 5 publications 2019: 3 publications 2020: 2 publications 2021: 2 publications 2022: 1 publication 2023: 2 publications
1967 2023

330 publications in total across all disciplines

View publications per year as a table
Ekkehard Sinn: publications per year, 1967 to 2023
Year Publications
1967 4
1968 6
1969 6
1970 5
1971 0
1972 7
1973 2
1974 2
1975 1
1976 4
1977 9
1978 3
1979 11
1980 6
1981 13
1982 3
1983 10
1984 7
1985 9
1986 9
1987 7
1988 7
1989 5
1990 7
1991 8
1992 4
1993 12
1994 6
1995 11
1996 5
1997 6
1998 5
1999 10
2000 6
2001 6
2002 12
2003 5
2004 7
2005 2
2006 0
2007 5
2008 2
2009 2
2010 5
2011 8
2012 8
2013 11
2014 11
2015 8
2016 4
2017 3
2018 5
2019 3
2020 2
2021 2
2022 1
2023 2
Total 330
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Ekkehard Sinn 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 Ekkehard Sinn 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: 260 publications — 53rd percentile

53% 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 1,100 260
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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Ekkehard Sinn 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 Ekkehard Sinn 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, 46–47 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: 46 D-Index — 12th percentile

12% 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 46
48–49 835
50–51 861
52–53 872
54–55 933
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

Ekkehard Sinn is affiliated with Western Michigan University in the United States and conducts research primarily in the field of Chemistry. Their work spans several specialized areas including Organic Chemistry, Oncology, Materials Chemistry, Inorganic Chemistry, and Molecular Biology.

Research topics addressed by Ekkehard Sinn include:

  • Metal complexes synthesis and properties
  • Metal-Catalyzed Oxygenation Mechanisms
  • Microbial metabolism and enzyme function
  • Carbon dioxide utilization in catalysis
  • Synthesis and Characterization of Heterocyclic Compounds
  • Synthesis of Tetrazole Derivatives
  • Pesticide Exposure and Toxicity

Ekkehard Sinn has contributed to several research publications across varied scientific venues. Notable papers include:

  • "Probing CO Generation through Metal-Assisted Alcohol Dehydrogenation in Metal-2-(arylazo)phenol Complexes Using Isotopic Labeling (Metal = Ru, Ir): Synthesis, Characterization, and Cytotoxicity Studies," 2020, published in Inorganic Chemistry
  • "Pd(II) and Pt(II) complexes with N-(1,3-benzothiazol-2-yl)acetamide ligands, spectroscopic characterization, DFT computational and in-vitro cytotoxicity studies," 2020, published in Materials Today Proceedings
  • "Utilizing Experiment and Theory to Evaluate Rhodamine B ethylenediamine as a Fluorescent Sensor for G-type Nerve Agents," 2022, published in Journal of Fluorescence
  • "Two-electron transfer photoreduction of methyl viologen and perfluorooctanoic acid mediated by flavin mononucleotide at colloidal titanium dioxide interfaces," 2023, published in New Journal of Chemistry
  • "Synthesis and characterization of novel platinum complexes containing ciprofloxacin as anti-cancer drugs," 2023, published in AIP conference proceedings

Frequent co-authors collaborating with Ekkehard Sinn include:

  • Tahseen S. Saeed
  • Aruna J. Weerasinghe
  • Satabdi Roy
  • Monalisa Mohanty
  • Reece G. Miller

Ekkehard Sinn's research has been disseminated in multiple publication venues such as:

  • Inorganic Chemistry
  • Materials Today Proceedings
  • Journal of Fluorescence
  • New Journal of Chemistry
  • AIP conference proceedings

Best Publications

  • Nickel (II) complexes of naphthaquinone thiosemicarbazone and semicarbazone: synthesis, structure, spectroscopy, and biological activity.

    Zahra Afrasiabi;Ekk Sinn;Weisheng Lin;Yinfa Ma

  • Unique Ultrafast Visible Luminescence in Monolayer-Protected Au25 Clusters

    Mary Sajini Devadas;Junhyung Kim;Ekkehard Sinn;Dongil Lee

  • Electronic equilibrium between the 6A1 and 2T2 states in iron(III) dithio chelates

    A. H. Ewald;Raymond Leslie Martin;E. Sinn;Allan Henry White

  • Transition Metal Complexes of Phenanthrenequinone Thiosemicarbazone as Potential Anticancer Agents: Synthesis, Structure, Spectroscopy, Electrochemistry and in Vitro Anticancer Activity Against Human Breast Cancer Cell-line, T47D

    Zahra Afrasiabi;Ekk Sinn;Shreelekha Padhye;Sabari Dutta

  • Appended 1,2-naphthoquinones as anticancer agents 1: synthesis, structural, spectral and antitumor activities of ortho-naphthaquinone thiosemicarbazone and its transition metal complexes ☆

    Zahra Afrasiabi;Ekkehard Sinn;Junnan Chen;Yinfa Ma

  • Single- and Multiphoton Turn-On Fluorescent Fe3+ Sensors Based on Bis(rhodamine)

    Aruna J. Weerasinghe;Carla S. Schmiesing;Shankar Varaganti;Guda Ramakrishna

  • Temperature-Dependent Optical Absorption Properties of Monolayer-Protected Au25 and Au38 Clusters

    Mary Sajini Devadas;Semere Bairu;Huifeng Qian;Ekkehard Sinn

  • Antitumor metallothiosemicarbazonates: structure and antitumor activity of palladium complex of phenanthrenequinone thiosemicarbazone.

    Subhash Padhye;Zahra Afrasiabi;Ekk Sinn;Jansina Fok

  • The cytotoxicity and mechanisms of 1,2-naphthoquinone thiosemicarbazone and its metal derivatives against MCF-7 human breast cancer cells.

    Junnan Chen;Yue Wern Huang;Guanshu Liu;Zahra Afrasiabi

  • Highly sensitive and selective reversible sensor for the detection of Cr3

    Aruna J. Weerasinghe;Carla S. Schmiesing;Ekkehard Sinn

  • Synthesis and relation between magnetism and structure of a trinuclear copper(II) hydroxo complex [Cu3OHL3(ClO4)]ClO4 and a hexanuclear copper(II) oxo complex [Cu3OL'3(ClO4)]2(LH=3-(phenylimino)butanone 2-oxime, L'H=1,2-diphenyl-2-(methylimino)ethanone 1-oxime)

    Raymond J. Butcher;Charles J. O'Connor;Ekkehard Sinn

  • Spectroscopy and structure of thiolate and thioether complexes of copper(II) and the relationship of their redox chemistry to that of certain copper proteins

    Anthony W. Addison;T. Nageswara Rao;Ekkehard Sinn

  • Directional electron transfer in chromophore-labeled quantum-sized Au 25 clusters: Au25 as an electron donor

    Mary Sajini Devadas;Kyuju Kwak;Jung Woo Park;Ji Hwan Choi

  • 2,2′-bipyrimidineoxalatocopper(II) complexes: From the mononuclear complex to the 2D sheetlike polymer

    Giovanni De Munno;Miguel Julve;Francesco Nicolo;Francesc Lloret

  • A ‘turn-on’ fluorescent sensor for the selective detection of cobalt and nickel ions in aqueous media

    Fasil A. Abebe;Carla Sue Eribal;Guda Ramakrishna;Ekkehard Sinn

  • Synthesis and mesogenic properties of binuclear copper(II) complexes derived from salicylaldimine Schiff bases.

    Reinhard Paschke;Stefan Liebsch;Carsten Tschierske;Michael A. Oakley

  • PENTACOORDINATE COPPER COMPLEXES OF NITROGEN‐SULFUR DONORS: STRUCTURAL CHEMISTRY OF TWO COMPLEXES OF BIS(2‐(2‐BENZIMIDAZOLYL)ETHYL) SULFIDE WITH THE SULFUR ALTERNATIVELY IN EQUATORIAL AND AXIAL COORDINATION MODES

    Anthony W. Addison;Philip J. Burke;Kim Henrick;T. Nageswara Rao

  • Iron(III) chelates with hexadentate ligands from triethylenetetramine and .beta.-diketones or salicylaldehyde. Spin state dependent crystal and molecular structures of [Fe(acac)2trien]PF6(S = 5/2), [Fe(acacCl)2trien]PF6(S = 5/2), [Fe(sal)2trien]Cl.2H2O(S = 1/2), and [Fe(sal)2trien]NO3.H2O(S = 1/2)

    Ekkehard Sinn;P. Greig Sim;Eric V. Dose;Michael F. Tweedle

  • COPPER(II) AND NICKEL(II) COMPLEXES OF DIANIONIC AND TETRAANIONIC DINUCLEATING MACROCYCLES

    Kausik K. Nanda;Anthony W. Addison;Neil Paterson;Ekkehard Sinn

  • New iron(II) spin-crossover complexes with heterocyclic amine-derived ligands and STEPS experiments on photogenerated metastable high-spin states

    Anthony W. Addison;Sudhir Burman;Curtis G. Wahlgren;Odatt A. Rajan

  • Rhodamine based turn-ON dual sensor for Fe3+ and Cu2+

    Aruna J. Weerasinghe;Fasil A. Abebe;Ekkehard Sinn

  • Metal Complexes as Ligands. VI. Antiferromagnetic Interactions in Trinuclear Complexes Containing Similar and Dissimilar Metals

    Unknown

  • Copper conjugates of nimesulide Schiff bases targeting VEGF, COX and Bcl-2 in pancreatic cancer cells

    Vinita Ambike;Shreelekha Adsule;Fakhara Ahmed;Zhiwei Wang

  • Models for met-hemocyanin derivatives: structural and spectroscopic comparisons of analogous phenolate and X (X = OH-, OMe-, N3-, Cl-, OAc-, OBz-) doubly bridged dinuclear copper(II) complexes

    Kenneth D. Karlin;Amjad Farooq;Jon C. Hayes;Brett I. Cohen

  • A stable bis(thiolate) of copper(II) with long axial copper-sulfur linkages: crystal and molecular structure of trans-[Cu(cyclam)(SC6F5)2]

    Anthony W. Addison;Ekkehard Sinn

  • Tuning up superoxide dismutase activity of copper complex of salicylaldehyde semicarbazone by heterocyclic bases pyridine and N-methyl imidazole

    Jayendra Patole;Sabari J. Dutta;Subhash B. Padhye;Ekkehard Sinn

Frequent Co-Authors

Subhash Padhye
Subhash Padhye Savitribai Phule Pune University
Ray J. Butcher
Ray J. Butcher Howard University
Juan Soto
Juan Soto Universitat Politècnica de València
Ramón Martínez-Máñez
Ramón Martínez-Máñez Universitat Politècnica de València
Jordi Payá
Jordi Payá Universitat Politècnica de València
Charles J. O'Connor
Charles J. O'Connor University of New Orleans
Anthony W. Addison
Anthony W. Addison Drexel University
Francesc Lloret
Francesc Lloret University of Valencia
Miguel Julve
Miguel Julve University of Valencia
Russell N. Grimes
Russell N. Grimes University of Virginia

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