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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 42 17635 15951 359 355 96 4962

Gajjala Sumana publications per year

The chart shows the history of publications by Gajjala Sumana between 1997 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Gajjala Sumana published across 29 years, from 1997 to 2025, averaging 3.6 papers a year. Output peaked at 12 publications in 2010. 3 of the 103 publications appeared in the last two years.

No. of publications
5 10
Bar chart. Horizontal axis: year, 1997 to 2025. Vertical axis: number of publications, 0 to 12. Peak 12 publications in 2010. 1997: 1 publication 1998: 2 publications 1999: 3 publications 2000: 1 publication 2001: 0 publications 2002: 1 publication 2003: 0 publications 2004: 2 publications 2005: 0 publications 2006: 0 publications 2007: 2 publications 2008: 2 publications 2009: 8 publications 2010: 12 publications 2011: 6 publications 2012: 6 publications 2013: 5 publications 2014: 7 publications 2015: 2 publications 2016: 5 publications 2017: 4 publications 2018: 7 publications 2019: 7 publications 2020: 3 publications 2021: 6 publications 2022: 7 publications 2023: 1 publication 2024: 1 publication 2025: 2 publications
1997 2025

103 publications in total across all disciplines

View publications per year as a table
Gajjala Sumana: publications per year, 1997 to 2025
Year Publications
1997 1
1998 2
1999 3
2000 1
2001 0
2002 1
2003 0
2004 2
2005 0
2006 0
2007 2
2008 2
2009 8
2010 12
2011 6
2012 6
2013 5
2014 7
2015 2
2016 5
2017 4
2018 7
2019 7
2020 3
2021 6
2022 7
2023 1
2024 1
2025 2
Total 103
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Gajjala Sumana 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 Gajjala Sumana 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, 81–100 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: 96 publications — 2nd percentile

2% 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 96
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
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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Gajjala Sumana 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 Gajjala Sumana 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: 42 D-Index — 3rd percentile

3% 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 42
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

Gajjala Sumana is affiliated with the Council of Scientific and Industrial Research in India. Their research focuses primarily on fields related to Engineering, and Biochemistry, Genetics and Molecular Biology. Within these broad areas, their work often addresses subfields including Molecular Biology, Biomedical Engineering, Electrical and Electronic Engineering, Electronic, Optical and Magnetic Materials, and Medical Laboratory Technology.

The scientist's research topics cover several areas of biosensing and sensor technologies. These include:

  • Advanced biosensing and bioanalysis techniques
  • Electrochemical sensors and biosensors
  • Biosensors and Analytical Detection
  • Quality and Safety in Healthcare
  • Advanced Chemical Sensor Technologies
  • Gold and Silver Nanoparticles Synthesis and Applications
  • Advanced Biosensing Techniques and Applications

Sumana has contributed to publications in multiple venues, with a concentration of papers in journals such as MAPAN, Luminescence, and the Journal of Molecular Liquids. Other publication venues include Talanta and Analytical and Bioanalytical Chemistry.

Recent notable papers include:

  • Gold nanobipyramids integrated ultrasensitive optical and electrochemical biosensor for Aflatoxin B1 detection, 2020, Talanta
  • Integrated graphene quantum dot decorated functionalized nanosheet biosensor for mycotoxin detection, 2020, Analytical and Bioanalytical Chemistry
  • Recent advances in nanomaterials integrated immunosensors for food toxin detection, 2021, Journal of Food Science and Technology
  • Comparative Studies of Screen-Printed Electrode Based Electrochemical Biosensor with the Optical Biosensor for Formaldehyde Detection in Corn, 2021, Food and Bioprocess Technology
  • Fabrication of Electrochemical Biosensor Using Zinc Oxide Nanoflowers for the Detection of Uric Acid, 2022, MAPAN

Collaborations have been an integral part of their scientific endeavors, with frequent co-authors including Rajesh Rajesh, Hema Bhardwaj, Ved Varun Agrawal, Amit Choudhary, and Lokesh K. Gangwar.

Sumana's work demonstrates a focus on nanomaterials, biosensor design, and chemical sensor development, contributing to both theoretical understanding and practical detection methods in healthcare and food safety applications.

Best Publications

  • Iron oxide-chitosan nanobiocomposite for urea sensor

    Ajeet Kaushik;Ajeet Kaushik;Pratima R. Solanki;Anees A. Ansari;G. Sumana

  • Recent developments in urea biosensors

    Gunjan Dhawan;Gajjala Sumana;B.D. Malhotra

  • Highly effective adsorption of crystal violet dye from contaminated water using graphene oxide intercalated montmorillonite nanocomposite

    Chandni Puri;Gajjala Sumana

  • Biosensors for pathogen detection: A smart approach towards clinical diagnosis

    Renu Singh;Renu Singh;Renu Singh;Maumita Das Mukherjee;Gajjala Sumana;Rajinder K. Gupta

  • Electrophoretically deposited reduced graphene oxide platform for food toxin detection

    Saurabh Srivastava;Saurabh Srivastava;Vinod Kumar;Azahar Ali;Pratima R. Solanki

  • Antibody immobilized cysteamine functionalized-gold nanoparticles for aflatoxin detection

    Aditya Sharma;Zimple Matharu;G. Sumana;Pratima R. Solanki

  • Carboxylated multiwalled carbon nanotubes based biosensor for aflatoxin detection

    Chandan Singh;Saurabh Srivastava;Saurabh Srivastava;Md. Azahar Ali;Tejendra K. Gupta

  • Zinc oxide-chitosan nanobiocomposite for urea sensor

    Pratima R. Solanki;Ajeet Kaushik;Anees A. Ansari;G. Sumana

  • Polyaniline Langmuir-Blodgett film based cholesterol biosensor.

    Zimple Matharu;G. Sumana;Sunil K. Arya;S. P. Singh

  • Improved performance of polyaniline-uricase biosensor.

    Kavita Arora;G. Sumana;Vibha Saxena;R.K. Gupta

  • Electrochemical genosensor based on graphene oxide modified iron oxide–chitosan hybrid nanocomposite for pathogen detection

    Ida Tiwari;Monali Singh;Chandra Mouli Pandey;Chandra Mouli Pandey;Gajjala Sumana

  • Highly sensitive electrochemical immunosensor based on graphene-wrapped copper oxide-cysteine hierarchical structure for detection of pathogenic bacteria

    Chandra Mouli Pandey;Chandra Mouli Pandey;Chandra Mouli Pandey;Ida Tiwari;Vidya Nand Singh;K.N. Sood

  • Preparation, characterization and application of polyaniline nanospheres to biosensing

    Chetna Dhand;Chetna Dhand;Maumita Das;Maumita Das;Gajjala Sumana;Avanish Kumar Srivastava

  • A label-free ultrasensitive microfluidic surface Plasmon resonance biosensor for Aflatoxin B1 detection using nanoparticles integrated gold chip.

    Hema Bhardwaj;Gajjala Sumana;Christophe A. Marquette

  • Zirconia based nucleic acid sensor for Mycobacterium tuberculosis detection

    Maumita Das;Gajjala Sumana;R. Nagarajan;B. D. Malhotra

  • Chitosan encapsulated quantum dots platform for leukemia detection.

    Aditya Sharma;Chandra Mouli Pandey;Gajjala Sumana;Udit Soni

  • Electrochemical Aflatoxin B1 immunosensor based on the use of graphene quantum dots and gold nanoparticles

    Hema Bhardwaj;Manoj Kumar Pandey;Rajesh;Gajjala Sumana;Gajjala Sumana

  • Chitosan–iron oxide nano-composite platform for mismatch-discriminating DNA hybridization for Neisseria gonorrhoeae detection causing sexually transmitted disease

    Renu Singh;Rachna Verma;Ajeet Kaushik;Gajjala Sumana

  • Application of nanostructured ZnO films for electrochemical DNA biosensor

    Maumita Das;Gajjala Sumana;R. Nagarajan;B.D. Malhotra

  • Application of conducting paper for selective detection of troponin

    Kishore Kumar Jagadeesan;Saurabh Kumar;Gajjala Sumana

  • Highly sensitive porous carbon and metal/carbon conducting nanofiber based enzymatic biosensors for triglyceride detection

    Kunal Mondal;Md. Azahar Ali;Chandan Singh;Gajjala Sumana

  • Nanobiocomposite platform based on polyaniline-iron oxide-carbon nanotubes for bacterial detection.

    Renu Singh;Rachna Verma;G. Sumana;Avanish Kumar Srivastava

Frequent Co-Authors

Bansi D. Malhotra
Bansi D. Malhotra Delhi Technological University
Pratima R. Solanki
Pratima R. Solanki Jawaharlal Nehru University
Anees A. Ansari
Anees A. Ansari King Saud University
Avanish Kumar Srivastava
Avanish Kumar Srivastava Council of Scientific and Industrial Research
Anchal Srivastava
Anchal Srivastava Banaras Hindu University
Ajeet Kaushik
Ajeet Kaushik Florida Polytechnic University
Vinay Gupta
Vinay Gupta University of Delhi
Sameer Sapra
Sameer Sapra Indian Institute of Technology Delhi
CheolGi Kim
CheolGi Kim Daegu Gyeongbuk Institute of Science and Technology
Mitsumasa Iwamoto
Mitsumasa Iwamoto Tokyo Institute of Technology

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