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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 16078 14507 309 306 195 7361

S. Abraham John publications per year

The chart shows the history of publications by S. Abraham John between 1993 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. S. Abraham John published across 33 years, from 1993 to 2025, averaging 6.4 papers a year. Output peaked at 17 publications in 2014. 10 of the 212 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 1993 to 2025. Vertical axis: number of publications, 0 to 17. Peak 17 publications in 2014. 1993: 1 publication 1994: 2 publications 1995: 1 publication 1996: 1 publication 1997: 3 publications 1998: 1 publication 1999: 5 publications 2000: 3 publications 2001: 2 publications 2002: 0 publications 2003: 0 publications 2004: 1 publication 2005: 2 publications 2006: 1 publication 2007: 5 publications 2008: 6 publications 2009: 14 publications 2010: 9 publications 2011: 10 publications 2012: 15 publications 2013: 13 publications 2014: 17 publications 2015: 8 publications 2016: 11 publications 2017: 10 publications 2018: 10 publications 2019: 10 publications 2020: 12 publications 2021: 15 publications 2022: 8 publications 2023: 6 publications 2024: 9 publications 2025: 1 publication
1993 2025

212 publications in total across all disciplines

View publications per year as a table
S. Abraham John: publications per year, 1993 to 2025
Year Publications
1993 1
1994 2
1995 1
1996 1
1997 3
1998 1
1999 5
2000 3
2001 2
2002 0
2003 0
2004 1
2005 2
2006 1
2007 5
2008 6
2009 14
2010 9
2011 10
2012 15
2013 13
2014 17
2015 8
2016 11
2017 10
2018 10
2019 10
2020 12
2021 15
2022 8
2023 6
2024 9
2025 1
Total 212
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S. Abraham John 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 S. Abraham John 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, 181–200 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: 195 publications — 31st percentile

31% 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 1,344 195
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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S. Abraham John 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 S. Abraham John 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

S. Abraham John is affiliated with the Gandhigram Rural Institute in India. Their research spans multiple fields, with a primary focus on materials science and engineering. The scientist has produced a significant body of work, particularly in the areas of electrical and electronic engineering, materials chemistry, and electrochemistry. Their contributions also extend to polymers and plastics, as well as molecular biology.

The main topics covered in their research include:

  • Electrochemical sensors and biosensors
  • Carbon and quantum dots applications
  • Electrochemical analysis and applications
  • Conducting polymers and applications
  • Advanced biosensing and bioanalysis techniques
  • Metal-Organic Frameworks: Synthesis and Applications
  • Advanced photocatalysis techniques

The scientist has published extensively in several recurring journals and venues, reflecting specific areas of expertise and research interest:

  • Colloids and Surfaces A Physicochemical and Engineering Aspects
  • Journal of Electroanalytical Chemistry
  • Microchemical Journal
  • Electrochimica Acta
  • ACS Omega

Recent publications by S. Abraham John include:

  • Tunable electrochemical synthesis of 3D nucleated microparticles like Cu-BTC MOF-carbon nanotubes composite: Enzyme free ultrasensitive determination of glucose in a complex biological fluid (2020, Electrochimica Acta)
  • Ultrasonic Assisted Synthesis of Size-Controlled Cu-Metal-Organic Framework Decorated Graphene Oxide Composite: Sustainable Electrocatalyst for the Trace-Level Determination of Nitrite in Environmental Water Samples (2020, ACS Omega)
  • Covalent organic framework film as an effective electrocatalyst for the simultaneous determination of dihydroxybenzene isomers in water samples (2020, Sensors and Actuators B Chemical)
  • Electrocatalyst based on Ni-MOF intercalated with amino acid-functionalized graphene nanoplatelets for the determination of endocrine disruptor bisphenol A (2021, Analytica Chimica Acta)
  • Tunable electrochemical behavior of dicarboxylic acids anchored Co-MOF: Sensitive determination of rutin in pharmaceutical samples (2021, Colloids and Surfaces A Physicochemical and Engineering Aspects)

Collaboration is a significant aspect of the scientist's research activity. Frequent coauthors include:

  • N.S.K. Gowthaman
  • P. Arul
  • Ajay Ajith
  • Jincymol Kappen
  • Yugeswaran Subramaniam

Best Publications

  • Electrocatalytic oxidation of ascorbic acid using a single layer of gold nanoparticles immobilized on 1,6-hexanedithiol modified gold electrode

    A. Sivanesan;P. Kannan;S. Abraham John

  • Graphene and its nanocomposite material based electrochemical sensor platform for dopamine

    Alagarsamy Pandikumar;Gregory Thien Soon How;Teo Peik See;Fatin Saiha Omar

  • Fabrication of Electrochemically Reduced Graphene Oxide Films on Glassy Carbon Electrode by Self-Assembly Method and Their Electrocatalytic Application

    M. Amal Raj;S. Abraham John

  • Simultaneous determination of ascorbic acid, dopamine, uric acid and xanthine using a nanostructured polymer film modified electrode.

    Palraj Kalimuthu;S. Abraham John

  • Simultaneous determination of uric acid, xanthine, hypoxanthine and caffeine in human blood serum and urine samples using electrochemically reduced graphene oxide modified electrode.

    M. Amal Raj;S. Abraham John

  • Electropolymerized film of functionalized thiadiazole on glassy carbon electrode for the simultaneous determination of ascorbic acid, dopamine and uric acid.

    Palraj Kalimuthu;S. Abraham John

  • Determination of nanomolar uric and ascorbic acids using enlarged gold nanoparticles modified electrode.

    P. Kannan;S. Abraham John

  • Selective electrochemical sensor for folic acid at physiological pH using ultrathin electropolymerized film of functionalized thiadiazole modified glassy carbon electrode.

    Palraj Kalimuthu;S. Abraham John

  • Nitrogen-Doped Graphene as a Robust Scaffold for the Homogeneous Deposition of Copper Nanostructures: A Nonenzymatic Disposable Glucose Sensor

    N. S. K. Gowthaman;M. Amal Raj;M. Amal Raj;S. Abraham John

  • Inner filter effect based selective detection of picric acid in aqueous solution using green luminescent copper nanoclusters

    Krishnamoorthy Shanmugaraj;S. Abraham John

  • Tunable electrochemical synthesis of 3D nucleated microparticles like Cu-BTC MOF-carbon nanotubes composite: Enzyme free ultrasensitive determination of glucose in a complex biological fluid

    P. Arul;N.S.K. Gowthaman;S. Abraham John;Masato Tominaga

  • Nanostructured electropolymerized film of 5-amino-2-mercapto-1,3,4-thiadiazole on glassy carbon electrode for the selective determination of L-cysteine

    Palraj Kalimuthu;S. Abraham John

  • Simultaneous determination of epinephrine, uric acid and xanthine in the presence of ascorbic acid using an ultrathin polymer film of 5-amino-1,3,4-thiadiazole-2-thiol modified electrode.

    Palraj Kalimuthu;S. Abraham John

  • Highly sensitive and selective amperometric determination of nitrite using electropolymerized film of functionalized thiadiazole modified glassy carbon electrode

    Palraj Kalimuthu;S. Abraham John

  • Size controlled synthesis of Ni-MOF using polyvinylpyrrolidone: New electrode material for the trace level determination of nitrobenzene

    P. Arul;S. Abraham John

  • Electrodeposition of CuO from Cu-MOF on glassy carbon electrode: A non-enzymatic sensor for glucose

    P. Arul;S. Abraham John

  • Picomolar melamine enhanced the fluorescence of gold nanoparticles: Spectrofluorimetric determination of melamine in milk and infant formulas using functionalized triazole capped goldnanoparticles

    N. Vasimalai;S. Abraham John

  • Simultaneous determination of uric acid and ascorbic acid using glassy carbon electrodes in acetate buffer solution

    S. Abraham John

  • Electropolymerization of 3-amino-5-mercapto-1,2,4-triazole on glassy carbon electrode and its electrocatalytic activity towards uric acid

    S. Brillians Revin;S. Abraham John

  • Fluorogenic mercury ion sensor based on pyrene-amino mercapto thiadiazole unit

    B. Kirthika Rani;S. Abraham John

  • Highly sensitive detection of HCl gas using a thin film of meso-tetra(4-pyridyl)porphyrin coated glass slide by optochemical method

    P. Muthukumar;S. Abraham John

  • Ultrasensitive fluorescence-quenched chemosensor for Hg(II) in aqueous solution based on mercaptothiadiazole capped silver nanoparticles.

    N. Vasimalai;G. Sheeba;S. Abraham John

Frequent Co-Authors

Hong Ngee Lim
Hong Ngee Lim Universiti Putra Malaysia
Ramasamy Ramaraj
Ramasamy Ramaraj Madurai Kamaraj University
Takeo Ohsaka
Takeo Ohsaka Kanagawa University
Koichi Tokuda
Koichi Tokuda Tokyo Institute of Technology
Takeyoshi Okajima
Takeyoshi Okajima Tokyo Institute of Technology
Jae-Jin Shim
Jae-Jin Shim Yeungnam University
Srinivasan Sampath
Srinivasan Sampath Indian Institute of Science
Subbiah Alwarappan
Subbiah Alwarappan Council of Scientific and Industrial Research

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