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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 49 14796 13327 3780 3097 251 8871

Kirthi Tennakone publications per year

The chart shows the history of publications by Kirthi Tennakone between 1971 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Kirthi Tennakone published across 55 years, from 1971 to 2025, averaging 5.7 papers a year. Output peaked at 22 publications in 1987. 2 of the 315 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1971 to 2025. Vertical axis: number of publications, 0 to 22. Peak 22 publications in 1987. 1971: 1 publication 1972: 5 publications 1973: 2 publications 1974: 3 publications 1975: 1 publication 1976: 1 publication 1977: 6 publications 1978: 5 publications 1979: 3 publications 1980: 5 publications 1981: 1 publication 1982: 5 publications 1983: 11 publications 1984: 21 publications 1985: 13 publications 1986: 12 publications 1987: 22 publications 1988: 9 publications 1989: 9 publications 1990: 15 publications 1991: 12 publications 1992: 8 publications 1993: 7 publications 1994: 3 publications 1995: 7 publications 1996: 4 publications 1997: 4 publications 1998: 6 publications 1999: 6 publications 2000: 3 publications 2001: 7 publications 2002: 8 publications 2003: 8 publications 2004: 7 publications 2005: 13 publications 2006: 8 publications 2007: 7 publications 2008: 4 publications 2009: 2 publications 2010: 3 publications 2011: 5 publications 2012: 2 publications 2013: 2 publications 2014: 1 publication 2015: 3 publications 2016: 2 publications 2017: 3 publications 2018: 5 publications 2019: 5 publications 2020: 3 publications 2021: 3 publications 2022: 1 publication 2023: 1 publication 2024: 1 publication 2025: 1 publication
1971 2025

315 publications in total across all disciplines

View publications per year as a table
Kirthi Tennakone: publications per year, 1971 to 2025
Year Publications
1971 1
1972 5
1973 2
1974 3
1975 1
1976 1
1977 6
1978 5
1979 3
1980 5
1981 1
1982 5
1983 11
1984 21
1985 13
1986 12
1987 22
1988 9
1989 9
1990 15
1991 12
1992 8
1993 7
1994 3
1995 7
1996 4
1997 4
1998 6
1999 6
2000 3
2001 7
2002 8
2003 8
2004 7
2005 13
2006 8
2007 7
2008 4
2009 2
2010 3
2011 5
2012 2
2013 2
2014 1
2015 3
2016 2
2017 3
2018 5
2019 5
2020 3
2021 3
2022 1
2023 1
2024 1
2025 1
Total 315
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Kirthi Tennakone 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 Kirthi Tennakone 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: 251 publications — 50th percentile

50% 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 1,100 251
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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Kirthi Tennakone 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 Kirthi Tennakone 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, 48–49 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: 49 D-Index — 19th percentile

19% 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 49
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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Research.com Recognitions

  • 1990 - Fellow, The World Academy of Sciences

Overview

Kirthi Tennakone is affiliated with Georgia State University in the United States and has contributed to research primarily in the field of Materials Science. Their work encompasses multiple subfields including Electronic, Optical and Magnetic Materials, Polymers and Plastics, Renewable Energy, Sustainability and the Environment, Biomedical Engineering, and Materials Chemistry.

The research topics addressed by Tennakone notably include:

  • Supercapacitor Materials and Fabrication
  • Conducting polymers and applications
  • Advanced Sensor and Energy Harvesting Materials
  • ZnO doping and properties
  • Gas Sensing Nanomaterials and Sensors
  • Transition Metal Oxide Nanomaterials
  • TiO2 Photocatalysis and Solar Cells

Selected recent publications by Tennakone reflect their focus in these areas. These include:

  • Triethylammonium thiocyanate ionic liquid electrolyte-based supercapacitor fabricated using coconut shell-derived electronically conducting activated charcoal electrode material, 2022, Journal of Energy Storage
  • Transparent and conductive F-Doped SnO2 nanostructured thin films by sequential nebulizer spray pyrolysis, 2021, MRS Advances
  • Stability and efficiency improvement of TiO2-based dye-sensitized solar cells by surface modification of MgO, 2023, Journal of Solid State Electrochemistry
  • Evolution of the COVID Pandemic: A Technique for Mathematical Analysis of Data, 2020, bioRxiv (Cold Spring Harbor Laboratory)
  • An electrical double-layer supercapacitor based on a biomass-activated charcoal electrode and ionic liquid with excellent charge-discharge cycle stability, 2024, Journal of the National Science Foundation of Sri Lanka

The venues in which Tennakone regularly publishes include the Journal of Energy Storage, MRS Advances, Journal of Solid State Electrochemistry, bioRxiv (Cold Spring Harbor Laboratory), and the Journal of the National Science Foundation of Sri Lanka.

Frequent collaborators in Tennakone's research projects include G.R.A. Kumara, T. M. W. J. Bandara, R.M.G. Rajapakse, A.D.T. Medagedara, and L. Ajith DeSilva.

In recognition of contributions to science, Tennakone was named Fellow of The World Academy of Sciences in 1990.

Best Publications

  • A dye-sensitized nano-porous solid-state photovoltaic cell

    K Tennakone;G R R A Kumara;A R Kumarasinghe;K G U Wijayantha

  • An efficient dye-sensitized photoelectrochemical solar cell made from oxides of tin and zinc

    K. Tennakone;G. R. R. A. Kumara;I. R. M. Kottegoda;V. P. S. Perera

  • Dye-sensitized solar cell with the hole collector p-CuSCN deposited from a solution in n-propyl sulphide

    G.R.R.A Kumara;A Konno;G.K.R Senadeera;P.V.V Jayaweera

  • Dye-Sensitized Solid-State Solar Cells: Use of Crystal Growth Inhibitors for Deposition of the Hole Collector

    G. R. A. Kumara;A. Konno;K. Shiratsuchi;J. Tsukahara

  • A solid-state photovoltaic cell sensitized with a ruthenium bipyridyl complex

    K Tennakone;G R R A Kumara;I R M Kottegoda;K G U Wijayantha

  • Fabrication of Dye-Sensitized Solar Cells Using Triethylamine Hydrothiocyanate as a CuI Crystal Growth Inhibitor

    G. R. A. Kumara;S. Kaneko;and M. Okuya;K. Tennakone

  • Shiso leaf pigments for dye-sensitized solid-state solar cell

    G.R.A. Kumara;S. Kaneko;M. Okuya;B. Onwona-Agyeman

  • Recombination processes in dye-sensitized solid-state solar cells with CuI as the hole collector

    V.P.S. Perera;K. Tennakone

  • Photocatalytic degradation of organic contaminants in water with TiO2 supported on polythene films

    K. Tennakone;C.T.K. Tilakaratne;I.R.M. Kottegoda

  • Graphite-type activated carbon from coconut shell: a natural source for eco-friendly non-volatile storage devices

    Nilanka M. Keppetipola;Maithri Dissanayake;Pubudu Dissanayake;Buddhika Karunarathne

  • Dye-sensitized solid state photovoltaic cell based on composite zinc oxide/tin (IV) oxide films

    K Tennakone;V P S Perera;I R M Kottegoda;G R R A Kumara

  • Nanoporous TiO2 photoanode sensitized with the flower pigment cyanidin

    K. Tennakone;A.R. Kumarasinghe;G.R.R.A. Kumara;K.G.U. Wijayantha

  • Suppression of recombinations in a dye-sensitized photoelectrochemical cell made from a film of tin iv oxide crystallites coated with a thin layer of aluminium oxide

    G R R A Kumara;K Tennakone;V P S Perera;A Konno

  • Stability of the SnO2/MgO dye-sensitized photoelectrochemical solar cell

    M.K.I. Senevirathna;P.K.D.D.P. Pitigala;E.V.A. Premalal;K. Tennakone

  • Dye-sensitized solid-state solar cells made from magnesiumoxide-coated nanocrystalline titanium dioxide films: enhancement of the efficiency

    G.R.A Kumara;M Okuya;K Murakami;S Kaneko

  • Dye-Sensitized Photoelectrochemical Cells Based on Porous SnO2/ZnO Composite and TiO2 Films with a Polymer Electrolyte

    K. Tennakone;G.K.R. Senadeera;V.P.S. Perera;I.R.M. Kottegoda

  • Efficient photosensitization of nanocrystalline TiO2 films by tannins and related phenolic substances

    K. Tennakone;G.R.R.A. Kumara;A.R. Kumarasinghe;P.M. Sirimanne

  • Composite tin and zinc oxide nanocrystalline particles for enhanced charge separation in sensitized degradation of dyes

    J. Bandara;K. Tennakone;P.P.B. Jayatilaka

  • Dye-Sensitized Solid-State Photovoltaic Cells Based on Dye Multilayer−Semiconductor Nanostructures

    V. P. S. Perera;P. K. D. D. P. Pitigala;P. V. V. Jayaweera;K. M. P. Bandaranayake

  • Deposition of thin conducting films of CuI on glass

    K. Tennakone;G.R.R.A. Kumara;I.R.M. Kottegoda;V.P.S. Perera

  • Nanoporous n-/selenium/p-CuCNS photovoltaic cell

    K Tennakone;G R R A Kumara;I R M Kottegoda;V P S Perera

Frequent Co-Authors

Jonas Baltrusaitis
Jonas Baltrusaitis Lehigh University
H. C. Liu
H. C. Liu Shanghai Jiao Tong University
Seigo Ito
Seigo Ito University of Hyogo
Shozo Yanagida
Shozo Yanagida Osaka University
Yuji Wada
Yuji Wada Tokyo Institute of Technology
P. K. Bhattacharya
P. K. Bhattacharya University of Michigan–Ann Arbor
Sanjay Krishna
Sanjay Krishna The Ohio State University
Margaret Buchanan
Margaret Buchanan National Research Council Canada
Takayuki Kitamura
Takayuki Kitamura Osaka University
Thierry Toupance
Thierry Toupance University of Bordeaux

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