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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 43 17192 15541 155 148 283 7138

Yoshitaka Gushikem publications per year

The chart shows the history of publications by Yoshitaka Gushikem between 1972 and 2020, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Yoshitaka Gushikem published across 49 years, from 1972 to 2020, averaging 6.3 papers a year. Output peaked at 24 publications in 2002. 3 of the 311 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1972 to 2020. Vertical axis: number of publications, 0 to 24. Peak 24 publications in 2002. 1972: 2 publications 1973: 2 publications 1974: 2 publications 1975: 2 publications 1976: 5 publications 1977: 2 publications 1978: 1 publication 1979: 0 publications 1980: 2 publications 1981: 3 publications 1982: 3 publications 1983: 2 publications 1984: 3 publications 1985: 6 publications 1986: 4 publications 1987: 2 publications 1988: 0 publications 1989: 5 publications 1990: 4 publications 1991: 10 publications 1992: 7 publications 1993: 9 publications 1994: 7 publications 1995: 13 publications 1996: 9 publications 1997: 10 publications 1998: 8 publications 1999: 10 publications 2000: 13 publications 2001: 10 publications 2002: 24 publications 2003: 11 publications 2004: 12 publications 2005: 14 publications 2006: 7 publications 2007: 14 publications 2008: 15 publications 2009: 4 publications 2010: 8 publications 2011: 11 publications 2012: 11 publications 2013: 9 publications 2014: 5 publications 2015: 3 publications 2016: 1 publication 2017: 1 publication 2018: 2 publications 2019: 1 publication 2020: 2 publications
1972 2020

311 publications in total across all disciplines

View publications per year as a table
Yoshitaka Gushikem: publications per year, 1972 to 2020
Year Publications
1972 2
1973 2
1974 2
1975 2
1976 5
1977 2
1978 1
1979 0
1980 2
1981 3
1982 3
1983 2
1984 3
1985 6
1986 4
1987 2
1988 0
1989 5
1990 4
1991 10
1992 7
1993 9
1994 7
1995 13
1996 9
1997 10
1998 8
1999 10
2000 13
2001 10
2002 24
2003 11
2004 12
2005 14
2006 7
2007 14
2008 15
2009 4
2010 8
2011 11
2012 11
2013 9
2014 5
2015 3
2016 1
2017 1
2018 2
2019 1
2020 2
Total 311
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Yoshitaka Gushikem publications per year - data summary

  • Yoshitaka Gushikem, a Chemistry scholar from State University of Campinas, has 311 publications recorded across 49 years, from 1972 to 2020.
  • The oldest publication on record dates to 1972 and the most recent to 2020.
  • The most productive year is 2002, with 24 publications.
  • The least productive years with any output are 1978, 2016, 2017 and 2019, with 1 publication each.
  • 2 of the 49 years in the span carry no publications at all (1979 and 1988).
  • The rate of publication averages 6.3 papers per year over the whole span, or 6.6 per year counting only the 47 years with at least one publication.
  • The last 5 years on the chart (2016-2020) hold 7 publications, 2% of the career total.
  • Split into equal eras - 1972-1988: 41 publications (2.4 per year); 1989-2005: 176 publications (10.4 per year); 2006-2020: 94 publications (6.3 per year).
  • Comparing the opening and closing eras, the overall trend of publication is rising.

Yoshitaka Gushikem 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 Yoshitaka Gushikem 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, 281–300 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: 283 publications — 59th percentile

59% 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
261–280 979
281–300 939 283
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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Yoshitaka Gushikem publication distribution in Chemistry in 2026 - data summary

  • The chart plots the publication count of all 17,934 Chemistry scientists ranked by Research.com in 2026, grouped into 63 ranges running from 61–80 to 1,295+ publications.
  • Yoshitaka Gushikem, a Chemistry scholar from State University of Campinas, records 283 publications - the 59th percentile of the discipline.
  • 59% of ranked Chemistry scientists score the same or lower than Yoshitaka Gushikem, and about 41% score higher.
  • The median of the discipline falls in the 241–260 publications range, and Yoshitaka Gushikem ranks above the median.
  • The most crowded range is 161–180 publications, holding 1,350 scientists (8% of the field).
  • 77% of the field sits in the lowest quarter of the value range (up to 361–380 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 1,295 publications or more, 100 scientists in all (<1% of the field).

Yoshitaka Gushikem 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 Yoshitaka Gushikem 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, 42–43 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: 43 D-Index — 5th percentile

5% 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 43
44–45 808
46–47 776
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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Yoshitaka Gushikem D-index placement in Chemistry in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 17,934 Chemistry scientists ranked by Research.com in 2026, grouped into 61 ranges running from 40–41 to 159+ D-Index.
  • Yoshitaka Gushikem, a Chemistry scholar from State University of Campinas, records 43 D-Index - the 5th percentile of the discipline.
  • 5% of ranked Chemistry scientists score the same or lower than Yoshitaka Gushikem, and about 95% score higher.
  • The median of the discipline falls in the 62–63 D-Index range, and Yoshitaka Gushikem ranks below the median.
  • The most crowded range is 56–57 D-Index, holding 1,051 scientists (6% of the field).
  • 70% of the field sits in the lowest quarter of the value range (up to 70–71 D-Index), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 159 D-Index or more, 98 scientists in all (<1% of the field).

Overview

Yoshitaka Gushikem is affiliated with the State University of Campinas in Brazil. Their research primarily lies within the field of Materials Science, with specific focus on subfields such as Materials Chemistry and Electronic, Optical and Magnetic Materials.

The scientist's recent work includes a publication titled "In situ synthesis of gold nanoparticles on mesoporous silica surface-functionalized with pyridinium ligands" (2020) in the Journal of Nanoparticle Research.

Their research topics concentrate on areas relevant to materials synthesis and catalysis, including:

  • Gold and Silver Nanoparticles Synthesis and Applications
  • Catalytic Processes in Materials Science
  • Mesoporous Materials and Catalysis

Collaborative work features frequent coauthors such as:

  • Lucas Samuel Soares dos Santos
  • Sérgio Bitencourt Araújo Barros
  • Abdur Rahim

Publications by Yoshitaka Gushikem have appeared in the following venue:

  • Journal of Nanoparticle Research

Best Publications

  • Removal of methylene blue dye from aqueous solutions by adsorption using yellow passion fruit peel as adsorbent.

    Flávio André Pavan;Ana Cristina Mazzocato;Yoshitaka Gushikem

  • Statistical design of experiments as a tool for optimizing the batch conditions to methylene blue biosorption on yellow passion fruit and mandarin peels

    Flávio A. Pavan;Yoshitaka Gushikem;Ana C. Mazzocato;Silvio L.P. Dias

  • Use of Ponkan mandarin peels as biosorbent for toxic metals uptake from aqueous solutions.

    Flávio A. Pavan;Ilauro S. Lima;Éder C. Lima;Claudio Airoldi

  • Simultaneous voltammetric determination of ascorbic acid, dopamine and uric acid by methylene blue adsorbed on a phosphorylated zirconia–silica composite electrode

    Jacqueline Argüello;Victor L. Leidens;Hérica A. Magosso;Rodrigo R. Ramos

  • SiO2/Nb2O5 sol–gel as a support for HRP immobilization in biosensor preparation for phenol detection

    Simone S Rosatto;Pilar T Sotomayor;Lauro T Kubota;Yoshitaka Gushikem

  • Cyclic voltammetry studies of copper and nickel hexacyanoferrate immobilized on a silica gel surface coated with titanium(IV) oxide

    Lauro T. Kubota;Yoshitaka Gushikem

  • Preconcentration of metal ions on silica gel modified with 3(1-imidazolyl)propyl groups

    José C. Moreira;Yoshitaka Gushikem

  • Sorption and preconcentration of metal ions in ethanol solution with a silica gel surface chemically modified with benzimidazole.

    Newton L.Dias Filho;Yoshitaka Gushikem;Wagner L. Polito;JoséC. Moreira

  • Preliminary electrochemical study of phenothiazines and phenoxazines immobilized on zirconium phosphate

    Christiana A. Pessoa;Yoshitaka Gushikem;Lauro T. Kubota;Lo Gorton

  • Electrochemical Properties of [Ru(edta)(H2O)]−Immobilized on a Zirconium(IV) Oxide-Coated Silica Gel Surface

    Yoshitaka Gushikem;Carlos R.M. Peixoto;Ubirajara P.Rodrigues Filho;Lauro T. Kubota

  • Meldola blue immobilized on a new SiO2/TiO2/graphite composite for electrocatalytic oxidation of NADH

    Camila M. Maroneze;Leliz T. Arenas;Rita C.S. Luz;Edilson V. Benvenutti

  • Ionic silica based hybrid material containing the pyridinium group used as an adsorbent for textile dye.

    Eliana W. de Menezes;Eder C. Lima;Betina Royer;Felipe E. de Souza

  • Adsorption of MX2 (M = Mn, Ni, Cu, Zn, and Cd; X = Cl, Br, and I) and FeCl3 by modified silica surface with imidazolylpropyl group

    Yoshitaka Gushikem;JoséC Moreira

  • Synthesis and acidic properties of the SiO2/SnO2 mixed oxides obtained by the sol–gel process. Evaluation of immobilized copper hexacyanoferrate as an electrochemical probe

    William S Cardoso;Maria Suzana P Francisco;Alzira M.S Lucho;Yoshitaka Gushikem

  • Development of a chemically modified electrode based on carbon paste and functionalized silica gel for preconcentration and voltammetric determination of mercury(II)

    L.M. Aleixo;M. de F'atima;B. Souza;O.E.S. Godinho

  • Sorption and preconcentration of some heavy metals by 2-mercaptobenzothiazole-clay.

    Newton L.Dias Filho;Wagner L. Polito;Yoshitaka Gushikem

  • Highly dispersed phosphate supported in a binary silica-titania matrix : Preparation and characterization

    A. A. S. Alfaya;Y. Gushikem;S. C. De Castro

  • Electrochemical properties of iron phthalocyanine immobilized on titanium(IV) oxide coated on silica gel surface

    Lauro T. Kubota;Yoshitaka Gushikem;Joelma Perez;Auro A. Tanaka

  • Synthesis and characterization of SiO2–Nb2O5 systems prepared by the sol–gel method: structural stability studies

    Maria Suzana P. Francisco;Yoshitaka Gushikem

  • Metal Oxide Thin Films Grafted on Silica Gel Surfaces: Recent Advances on the Analytical Application of these Materials

    Yoshitaka Gushikem;Simone S. Rosatto

  • Electrocatalytic oxidation of nitrite on a carbon paste electrode modified with Co(II) porphyrin adsorbed on SiO2/SnO2/Phosphate prepared by the sol–gel method

    William S. Cardoso;Yoshitaka Gushikem

Frequent Co-Authors

Lauro T. Kubota
Lauro T. Kubota State University of Campinas
Claudio Airoldi
Claudio Airoldi State University of Campinas
Eder C. Lima
Eder C. Lima Federal University of Rio Grande do Sul
Oswaldo Luiz Alves
Oswaldo Luiz Alves State University of Campinas
Valtencir Zucolotto
Valtencir Zucolotto Universidade de São Paulo
José Arana Varela
José Arana Varela Sao Paulo State University
Jairton Dupont
Jairton Dupont Federal University of Rio Grande do Sul
Celso Valentim Santilli
Celso Valentim Santilli Sao Paulo State University
Lo Gorton
Lo Gorton Lund University

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