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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 17274 15618 342 338 131 6336

Subbiah Alwarappan publications per year

The chart shows the history of publications by Subbiah Alwarappan between 1995 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Subbiah Alwarappan published across 32 years, from 1995 to 2026, averaging 4.8 papers a year. Output peaked at 19 publications in 2025. 21 of the 154 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 1995 to 2026. Vertical axis: number of publications, 0 to 19. Peak 19 publications in 2025. 1995: 2 publications 1996: 1 publication 1997: 1 publication 1998: 1 publication 1999: 0 publications 2000: 1 publication 2001: 1 publication 2002: 0 publications 2003: 0 publications 2004: 0 publications 2005: 0 publications 2006: 0 publications 2007: 1 publication 2008: 0 publications 2009: 4 publications 2010: 8 publications 2011: 4 publications 2012: 6 publications 2013: 7 publications 2014: 7 publications 2015: 8 publications 2016: 6 publications 2017: 6 publications 2018: 13 publications 2019: 12 publications 2020: 10 publications 2021: 5 publications 2022: 7 publications 2023: 10 publications 2024: 12 publications 2025: 19 publications 2026: 2 publications
1995 2026

154 publications in total across all disciplines

View publications per year as a table
Subbiah Alwarappan: publications per year, 1995 to 2026
Year Publications
1995 2
1996 1
1997 1
1998 1
1999 0
2000 1
2001 1
2002 0
2003 0
2004 0
2005 0
2006 0
2007 1
2008 0
2009 4
2010 8
2011 4
2012 6
2013 7
2014 7
2015 8
2016 6
2017 6
2018 13
2019 12
2020 10
2021 5
2022 7
2023 10
2024 12
2025 19
2026 2
Total 154
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Subbiah Alwarappan 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 Subbiah Alwarappan 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: 131 publications — 8th percentile

8% 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
121–140 918 131
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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Subbiah Alwarappan 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 Subbiah Alwarappan 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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Overview

Subbiah Alwarappan is a researcher affiliated with the Council of Scientific and Industrial Research in India. Their work spans multiple domains within engineering and materials science, with a significant focus on the development and application of electrochemical sensors and biosensors.

The scientist's publication record highlights contributions to advanced biosensing and bioanalysis techniques as well as electrochemical analysis and applications. They have also made research contributions involving MXene and MAX phase materials, 2D materials and their applications, advancements in battery materials, and photocatalysis techniques.

Subbiah Alwarappan frequently publishes in several scientific venues. Notable among these are:

  • Journal of The Electrochemical Society
  • Small
  • Sensors and Actuators B Chemical
  • RSC Advances
  • Biosensors and Bioelectronics

Collaborations have been a part of their research activities, with frequent co-authors including Vijayamohanan K. Pillai, Xiaoqiang Liu, Arunkumar Sakthivel, and Manila Ozhukil Valappil.

Selected recent papers exemplify their areas of study and include:

  • 2D metal carbides and nitrides (MXenes) for sensors and biosensors, 2022, Biosensors and Bioelectronics
  • Microporous Metal-Organic Framework (MOF)-Based Composite Polymer Electrolyte (CPE) Mitigating Lithium Dendrite Formation in All-Solid-State-Lithium Batteries, 2020, ACS Omega
  • Graphene quantum dots: synthesis, properties, and applications to the development of optical and electrochemical sensors for chemical sensing, 2022, Microchimica Acta
  • Synthesis of a PEDOT-TiO2 heterostructure as a dual biosensing platform operating via photoelectrochemical and electrochemical transduction mode, 2020, Biosensors and Bioelectronics
  • Ultrasensitive PEC aptasensor based on one dimensional hierarchical SnS2|oxygen vacancy-WO3 co-sensitized by formation of a cascade structure for signal amplification, 2021, Sensors and Actuators B Chemical

The main fields of study covered by Subbiah Alwarappan's research include:

  • Engineering
  • Materials Science

Within these, subfields prominently represented are:

  • Electrical and Electronic Engineering
  • Materials Chemistry
  • Molecular Biology
  • Renewable Energy, Sustainability and the Environment
  • Biomedical Engineering

Core topics of their work encompass:

  • Electrochemical sensors and biosensors
  • Advanced biosensing and bioanalysis techniques
  • Electrochemical Analysis and Applications
  • MXene and MAX Phase Materials
  • 2D Materials and Applications
  • Advancements in Battery Materials
  • Advanced Photocatalysis Techniques

Best Publications

  • Probing the Electrochemical Properties of Graphene Nanosheets for Biosensing Applications

    Subbiah Alwarappan;Arzum Erdem;Chang Liu;Chen-Zhong Li

  • Graphene oxide: The new membrane material

    R.K. Joshi;S. Alwarappan;M. Yoshimura;V. Sahajwalla

  • Membraneless enzymatic biofuel cells based on graphene nanosheets.

    Chang Liu;Subbiah Alwarappan;Zhongfang Chen;Xiangxing Kong

  • Enzyme-Doped Graphene Nanosheets for Enhanced Glucose Biosensing

    Subbiah Alwarappan;Chang Liu;Ashok Kumar;Chen-Zhong Li

  • 2D metal carbides and nitrides (MXenes) for sensors and biosensors.

    Unknown

  • Multifunctional chitosan magnetic-graphene (CMG) nanoparticles: a theranostic platform for tumor-targeted co-delivery of drugs, genes and MRI contrast agents

    Chunyan Wang;Sowndharya Ravi;Ujjwala Sree Garapati;Mahasweta Das

  • Bifunctional Electrocatalytic Activity of Boron‐Doped Graphene Derived from Boron Carbide

    Thazhe Veettil Vineesh;M. Praveen Kumar;Chisato Takahashi;Golap Kalita

  • Comparative Study of Single-, Few-, and Multilayered Graphene toward Enzyme Conjugation and Electrochemical Response

    Subbiah Alwarappan;Sandhya Boyapalle;Ashok Kumar;Chen-Zhong Li

  • Simultaneous detection of dopamine, ascorbic acid, and uric acid at electrochemically pretreated carbon nanotube biosensors.

    Subbiah Alwarappan;Guodong Liu;Chen-Zhong Li

  • Probing the biocompatibility of MoS 2 nanosheets by cytotoxicity assay and electrical impedance spectroscopy

    Pratikkumar Shah;Tharangattu N Narayanan;Chen-Zhong Li;Chen-Zhong Li;Subbiah Alwarappan

  • Spotlighting graphene quantum dots and beyond: Synthesis, properties and sensing applications

    Manila Ozhukil Valappil;Vijayamohanan K. Pillai;Subbiah Alwarappan

  • Amperometric micro-immunosensor for the detection of tumor biomarker

    Shradha Prabhulkar;Subbiah Alwarappan;Guodong Liu;Chen-Zhong Li

  • Extraordinary water adsorption characteristics of graphene oxide

    B. Lian;S. De Luca;Y. You;S. Alwarappan

  • Electron transfer mechanism of cytochrome c at graphene electrode

    Subbiah Alwarappan;Rakesh K. Joshi;Manoj K. Ram;Ashok Kumar

  • Graphene quantum dots: synthesis, properties, and applications to the development of optical and electrochemical sensors for chemical sensing

    Unknown

  • Microporous Metal-Organic Framework (MOF)-Based Composite Polymer Electrolyte (CPE) Mitigating Lithium Dendrite Formation in All-Solid-State-Lithium Batteries

    N. Angulakshmi;Yingke Zhou;Shruti Suriyakumar;R. Baby Dhanalakshmi

  • A photoelectrochemical aptasensor for aflatoxin B1 detection based on an energy transfer strategy between Ce-TiO2@MoSe2 and Au nanoparticles

    Yunfei Tang;Xiaoqiang Liu;Hejie Zheng;Liwei Yang

  • A Single-Step Electrochemical Synthesis of Luminescent WS2 Quantum Dots.

    Manila O. Valappil;Manila O. Valappil;Athira Anil;Manikoth Shaijumon;Vijayamohanan K. Pillai;Vijayamohanan K. Pillai

  • Ultrasensitive PEC aptasensor based on one dimensional hierarchical SnS2|oxygen vacancy-WO3 co-sensitized by formation of a cascade structure for signal amplification

    Si Zhang;Hejie Zheng;Renjun Jiang;Jiangfeng Yuan

  • Synergistic effects of dopants on the spin density of catalytic active centres of N-doped fluorinated graphene for oxygen reduction reaction

    Thazhe Veettil Vineesh;Mohammad Azeezulla Nazrulla;Sailaja Krishnamoorthy;Tharangattu N. Narayanan

  • Microfluidic Electrochemical Devices for Biosensing

    Noel Nesakumar;Srinivasan Kesavan;Chen-Zhong Li;Subbiah Alwarappan

  • Controllably Alloyed, Low Density, Free-standing Ni-Co and Ni-Graphene Sponges for Electrocatalytic Water Splitting.

    Thazhe Veettil Vineesh;Thazhe Veettil Vineesh;Thazhe Veettil Vineesh;Suhail Mubarak;Myung Gwan Hahm;V. Prabu

  • Polydopamine layered poly (ether imide) ultrafiltration membranes tailored with silver nanoparticles designed for better permeability, selectivity and antifouling

    Meenakshi Sundaram Sri Abirami Saraswathi;Dipak Rana;Subbiah Alwarappan;Shanmugaraj Gowrishankar

  • Custom-made sulfonated poly (ether sulfone) nanocomposite proton exchange membranes using exfoliated molybdenum disulfide nanosheets for DMFC applications

    Kumar Divya;Meenakshi Sundaram Sri Abirami Saraswathi;Dipak Rana;Subbiah Alwarappan

Frequent Co-Authors

Chen-Zhong Li
Chen-Zhong Li Chinese University of Hong Kong, Shenzhen
Tharangattu N. Narayanan
Tharangattu N. Narayanan Tata Institute of Fundamental Research
Dipak Rana
Dipak Rana University of Ottawa
Rakesh K. Joshi
Rakesh K. Joshi University of New South Wales
Shyam S. Mohapatra
Shyam S. Mohapatra University of South Florida
Subrata Kundu
Subrata Kundu Central Electrochemical Research Institute
Veena Sahajwalla
Veena Sahajwalla University of New South Wales
Sengeni Anantharaj
Sengeni Anantharaj Indian Institute of Technology Kanpur
Yanmei Zhou
Yanmei Zhou Henan University

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