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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 51 13817 12435 57 55 124 11521

Panagiotis Kefalas publications per year

The chart shows the history of publications by Panagiotis Kefalas between 1993 and 2017, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Panagiotis Kefalas published across 25 years, from 1993 to 2017, averaging 5.2 papers a year. Output peaked at 16 publications in 2005. 2 of the 131 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 1993 to 2017. Vertical axis: number of publications, 0 to 16. Peak 16 publications in 2005. 1993: 3 publications 1994: 0 publications 1995: 2 publications 1996: 1 publication 1997: 1 publication 1998: 5 publications 1999: 2 publications 2000: 2 publications 2001: 4 publications 2002: 7 publications 2003: 6 publications 2004: 2 publications 2005: 16 publications 2006: 14 publications 2007: 8 publications 2008: 11 publications 2009: 8 publications 2010: 5 publications 2011: 3 publications 2012: 7 publications 2013: 10 publications 2014: 10 publications 2015: 2 publications 2016: 1 publication 2017: 1 publication
1993 2017

131 publications in total across all disciplines

View publications per year as a table
Panagiotis Kefalas: publications per year, 1993 to 2017
Year Publications
1993 3
1994 0
1995 2
1996 1
1997 1
1998 5
1999 2
2000 2
2001 4
2002 7
2003 6
2004 2
2005 16
2006 14
2007 8
2008 11
2009 8
2010 5
2011 3
2012 7
2013 10
2014 10
2015 2
2016 1
2017 1
Total 131
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Panagiotis Kefalas 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 Panagiotis Kefalas 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, 121–140 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: 124 publications — 6th percentile

6% 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
121–140 918 124
141–160 1,218
161–180 1,350
181–200 1,344
201–220 1,281
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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Panagiotis Kefalas 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 Panagiotis Kefalas 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, 50–51 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: 51 D-Index — 23rd percentile

23% 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 51
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

Panagiotis Kefalas is affiliated with the Mediterranean Agronomic Institute of Chania in Greece. Their work is primarily connected to this institution, which serves as a center for education and research in Mediterranean agriculture and related fields.

Information about recent papers, frequent co-authors, or publication venues is not available. Similarly, details regarding book publications, main fields of study, subfields, and main topics of their work have not been provided. No records of awards or distinctions attributed to this researcher are listed.

The profile indicates that Panagiotis Kefalas is currently active, with no indication of being deceased.

Best Publications

  • Tea and herbal infusions: Their antioxidant activity and phenolic profile

    Ali K. Atoui;Abdelhak Mansouri;George Boskou;Panagiotis Kefalas

  • Phenolic profile and antioxidant activity of the Algerian ripe date palm fruit (Phoenix dactylifera)

    Abdelhak Mansouri;Guendez Embarek;Eugene Kokkalou;Panagiotis Kefalas

  • Radical scavenging activity of various extracts and fractions of sweet orange peel (Citrus sinensis).

    Maria A. Anagnostopoulou;Panagiotis Kefalas;Vassilios P. Papageorgiou;Andreana N. Assimopoulou

  • Effect of principal polyphenolic components in relation to antioxidant characteristics of aged red wines.

    Anis Arnous;Dimitris P. Makris;Panagiotis Kefalas

  • Correlation of Pigment and Flavanol Content with Antioxidant Properties in Selected Aged Regional Wines from Greece

    Anis Arnous;Dimitris P. Makris;Panagiotis Kefalas

  • Natural and synthetic 2'-hydroxy-chalcones and aurones: synthesis, characterization and evaluation of the antioxidant and soybean lipoxygenase inhibitory activity.

    Anastasia Detsi;Maya Majdalani;Christos A. Kontogiorgis;Dimitra Hadjipavlou-Litina

  • Evaluation of scavenging activity assessed by Co(II)/EDTA-induced luminol chemiluminescence and DPPH* (2,2-diphenyl-1-picrylhydrazyl) free radical assay.

    Irene Parejo;Carles Codina;Christos Petrakis;Panagiotis Kefalas

  • Determination of low molecular weight polyphenolic constituents in grape (Vitis vinifera sp.) seed extracts: Correlation with antiradical activity

    Ramila Guendez;Stamatina Kallithraka;Dimitris P Makris;Panagiotis Kefalas

  • Instrumental and sensory analysis of Greek wines; implementation of principal component analysis (PCA) for classification according to geographical origin

    S Kallithraka;I.S Arvanitoyannis;P Kefalas;A El-Zajouli

  • Flavonols in grapes, grape products and wines: Burden, profile and influential parameters

    Dimitris P. Makris;Stamatina Kallithraka;Panagiotis Kefalas

  • Thermal stability of Hibiscus sabdariffa L. anthocyanins in solution and in solid state: effects of copigmentation and glass transition

    G. Gradinaru;C. G. Biliaderis;Stamatina Kallithraka;P. Kefalas

  • Determination of major anthocyanin pigments in Hellenic native grape varieties (Vitis vinifera sp.): association with antiradical activity

    Stamatina Kallithraka;Adel Abdel-Azeem Mohdaly;Dimitris P. Makris;Panagiotis Kefalas

  • Carob Pods (Ceratonia siliqua L.) as a Source of Polyphenolic Antioxidants

    Dimitris P. Makris;Panagiotis Kefalas

  • Optimisation of the extraction of olive (Olea europaea) leaf phenolics using water/ethanol-based solvent systems and response surface methodology.

    Stefania Mylonaki;Elias Kiassos;Dimitris P. Makris;Panagiotis Kefalas

  • Analysis of antioxidant compounds in sweet orange peel by HPLC-diode array detection-electrospray ionization mass spectrometry.

    Maria A. Anagnostopoulou;Panagiotis Kefalas;Eugenios Kokkalou;Andreana N. Assimopoulou

  • Carotenoid composition of Algerian date varieties (Phoenix dactylifera) at different edible maturation stages

    Hafid Boudries;Panagiotis Kefalas;Dámaso Hornero-Méndez

  • Nutrient antioxidants in some herbs and Mediterranean plant leaves

    Anila Demo;Christos Petrakis;Panagiotis Kefalas;Dimitrios Boskou

  • Irrigation and harvest time affect almond kernel quality and composition

    George D Nanos;Ioannis Kazantzis;Panagiotis Kefalas;Christos Petrakis

  • The effect of polyphenolic composition as related to antioxidant capacity in white wines

    Dimitris P. Makris;Eleni Psarra;Stamatina Kallithraka;Panagiotis Kefalas

  • Efficient diterpene production in yeast by engineering Erg20p into a geranylgeranyl diphosphate synthase

    Codruta Ignea;Fotini A. Trikka;Alexandros K. Nikolaidis;Panagiota Georgantea

  • Determination of hydrogen peroxide scavenging activity of cinnamic and benzoic acids employing a highly sensitive peroxyoxalate chemiluminescence-based assay: structure-activity relationships.

    Abdelhak Mansouri;Dimitris P. Makris;Dimitris P. Makris;Panagiotis Kefalas

Frequent Co-Authors

Dimitris P. Makris
Dimitris P. Makris University Of Thessaly
Vassilios Roussis
Vassilios Roussis National and Kapodistrian University of Athens
Elefteria Psillakis
Elefteria Psillakis Technical University of Crete
Nicolas Kalogerakis
Nicolas Kalogerakis Technical University of Crete
Vaios T. Karathanos
Vaios T. Karathanos Harokopio University
Anastasios Economou
Anastasios Economou National and Kapodistrian University of Athens
Cristina García-Viguera
Cristina García-Viguera Spanish National Research Council
Dionissios Mantzavinos
Dionissios Mantzavinos University of Patras
Moschos G. Polissiou
Moschos G. Polissiou Agricultural University of Athens
Carmen Socaciu
Carmen Socaciu University of Agricultural Sciences, Dharwad

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