World's Best Scientists 2026 revealed!
Karthik Rajendran

Karthik Rajendran

D-Index & Metrics

Environmental Sciences

D-Index
45
Citations
7807
World Ranking
6406
National Ranking
64

Karthik Rajendran publication distribution in Environmental Sciences in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Environmental Sciences in 2026. The highlighted bar marks where Karthik Rajendran sits on this spectrum.

41–50 publications: 21 scientists 51–60 publications: 62 scientists 61–70 publications: 133 scientists 71–80 publications: 257 scientists 81–90 publications: 361 scientists 91–100 publications: 440 scientists 101–110 publications: 492 scientists 111–120 publications: 541 scientists 121–130 publications: 617 scientists 131–140 publications: 544 scientists 141–150 publications: 541 scientists 151–160 publications: 539 scientists 161–170 publications: 444 scientists 171–180 publications: 444 scientists 181–190 publications: 400 scientists 191–200 publications: 377 scientists 201–210 publications: 318 scientists 211–220 publications: 283 scientists 221–230 publications: 263 scientists 231–240 publications: 220 scientists 241–250 publications: 217 scientists 251–260 publications: 180 scientists 261–270 publications: 181 scientists 271–280 publications: 155 scientists 281–290 publications: 130 scientists 291–300 publications: 127 scientists 301–310 publications: 130 scientists 311–320 publications: 85 scientists 321–330 publications: 106 scientists 331–340 publications: 80 scientists 341–350 publications: 83 scientists 351–360 publications: 75 scientists 361–370 publications: 69 scientists 371–380 publications: 52 scientists 381–390 publications: 54 scientists 391–400 publications: 56 scientists 401–410 publications: 44 scientists 411–420 publications: 40 scientists 421–430 publications: 36 scientists 431–440 publications: 25 scientists 441–450 publications: 25 scientists 451–460 publications: 32 scientists 461–470 publications: 29 scientists 471–480 publications: 21 scientists 481–490 publications: 26 scientists 491–500 publications: 25 scientists 501–510 publications: 17 scientists 511–520 publications: 18 scientists 521–530 publications: 15 scientists 531–540 publications: 22 scientists 541–550 publications: 12 scientists 551–560 publications: 15 scientists 561–570 publications: 11 scientists 571–580 publications: 19 scientists 581–590 publications: 9 scientists 591–600 publications: 9 scientists 601–610 publications: 7 scientists 611–620 publications: 11 scientists 621–630 publications: 5 scientists 631–640 publications: 5 scientists 641–650 publications: 6 scientists 651–660 publications: 3 scientists 661–670 publications: 3 scientists 671–680 publications: 4 scientists 681–686 publications: 3 scientists 687+ publications: 100 scientists
41 publications 687+

This scientist: 98 publications — 12th percentile

12% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 687 publications or more.

Karthik Rajendran D-index placement in Environmental Sciences in 2026

The chart shows the D-index (discipline H-index) distribution of Environmental Sciences scientists ranked by Research.com in 2026. The highlighted bar marks where Karthik Rajendran sits on this spectrum.

30 D-Index: 12 scientists 31 D-Index: 26 scientists 32 D-Index: 51 scientists 33 D-Index: 88 scientists 34 D-Index: 123 scientists 35 D-Index: 163 scientists 36 D-Index: 206 scientists 37 D-Index: 267 scientists 38 D-Index: 265 scientists 39 D-Index: 275 scientists 40 D-Index: 321 scientists 41 D-Index: 343 scientists 42 D-Index: 305 scientists 43 D-Index: 336 scientists 44 D-Index: 330 scientists 45 D-Index: 348 scientists 46 D-Index: 291 scientists 47 D-Index: 275 scientists 48 D-Index: 272 scientists 49 D-Index: 273 scientists 50 D-Index: 263 scientists 51 D-Index: 232 scientists 52 D-Index: 266 scientists 53 D-Index: 217 scientists 54 D-Index: 199 scientists 55 D-Index: 177 scientists 56 D-Index: 202 scientists 57 D-Index: 204 scientists 58 D-Index: 166 scientists 59 D-Index: 177 scientists 60 D-Index: 166 scientists 61 D-Index: 152 scientists 62 D-Index: 143 scientists 63 D-Index: 150 scientists 64 D-Index: 124 scientists 65 D-Index: 119 scientists 66 D-Index: 120 scientists 67 D-Index: 118 scientists 68 D-Index: 82 scientists 69 D-Index: 98 scientists 70 D-Index: 94 scientists 71 D-Index: 105 scientists 72 D-Index: 74 scientists 73 D-Index: 84 scientists 74 D-Index: 70 scientists 75 D-Index: 67 scientists 76 D-Index: 78 scientists 77 D-Index: 60 scientists 78 D-Index: 59 scientists 79 D-Index: 52 scientists 80 D-Index: 47 scientists 81 D-Index: 38 scientists 82 D-Index: 48 scientists 83 D-Index: 42 scientists 84 D-Index: 42 scientists 85 D-Index: 43 scientists 86 D-Index: 29 scientists 87 D-Index: 37 scientists 88 D-Index: 29 scientists 89 D-Index: 30 scientists 90 D-Index: 34 scientists 91 D-Index: 20 scientists 92 D-Index: 22 scientists 93 D-Index: 17 scientists 94 D-Index: 19 scientists 95 D-Index: 24 scientists 96 D-Index: 21 scientists 97 D-Index: 20 scientists 98 D-Index: 24 scientists 99 D-Index: 17 scientists 100 D-Index: 17 scientists 101 D-Index: 21 scientists 102 D-Index: 25 scientists 103 D-Index: 18 scientists 104 D-Index: 26 scientists 105 D-Index: 19 scientists 106 D-Index: 15 scientists 107 D-Index: 10 scientists 108 D-Index: 13 scientists 109 D-Index: 15 scientists 110 D-Index: 12 scientists 111 D-Index: 8 scientists 112 D-Index: 7 scientists 113 D-Index: 9 scientists 114 D-Index: 6 scientists 115 D-Index: 12 scientists 116 D-Index: 7 scientists 117 D-Index: 8 scientists 118 D-Index: 3 scientists 119 D-Index: 5 scientists 120 D-Index: 7 scientists 121 D-Index: 2 scientists 122 D-Index: 4 scientists 123 D-Index: 8 scientists 124 D-Index: 7 scientists 125+ D-Index: 99 scientists
30 D-Index 125+

This scientist: 45 D-Index — 36th percentile

36% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 125 D-Index or more.

Overview

Karthik Rajendran is affiliated with SRM University-AP in India and has an extensive publication record in areas intersecting engineering and environmental science. Their research primarily focuses on biofuel production, bioconversion processes, and renewable energy technologies.

The scientist has a notable presence in several key scientific journals and publication venues. Frequent venues include Fuel, Bioresource Technology, Renewable and Sustainable Energy Reviews, SSRN Electronic Journal, and The Science of The Total Environment.

Rajendran's main fields of study span Engineering and Environmental Science, with significant contributions to subfields such as Biomedical Engineering, Building and Construction, Renewable Energy, Sustainability and the Environment, Mechanical Engineering, and Industrial and Manufacturing Engineering.

Key topics covered in their work include:

  • Biofuel production and bioconversion
  • Anaerobic Digestion and Biogas Production
  • Algal biology and biofuel production
  • Bioeconomy and Sustainability Development
  • Thermochemical Biomass Conversion Processes
  • Catalysis for Biomass Conversion
  • Hybrid Renewable Energy Systems

Their recent publications illustrate a focus on bioenergy and biomass conversion technologies:

  • "Renewable biohydrogen production from lignocellulosic biomass using fermentation and integration of systems with other energy generation technologies" (2020), The Science of The Total Environment
  • "A state of the art review on the cultivation of algae for energy and other valuable products: Application, challenges, and opportunities" (2020), Renewable and Sustainable Energy Reviews
  • "Advancing anaerobic digestion through two-stage processes: Current developments and future trends" (2020), Renewable and Sustainable Energy Reviews
  • "Techno-economics and life-cycle assessment of biological and thermochemical treatment of bio-waste" (2021), Renewable and Sustainable Energy Reviews
  • "A comprehensive review on thermochemical, and biochemical conversion methods of lignocellulosic biomass into valuable end product" (2023), Fuel

Karthik Rajendran collaborates frequently with several coauthors, including Prabakaran Ganeshan, Sarath C. Gowd, Mukesh Kumar Awasthi, Raveendran Sindhu, and Mohammad J. Taherzadeh. The number of joint publications indicates sustained research partnerships.

Best Publications

  • Household Biogas Digesters—A Review

    Karthik Rajendran;Solmaz Aslanzadeh;Mohammad J. Taherzadeh

  • Biofuel policy in India: A review of policy barriers in sustainable marketing of biofuel

    Azhaham Perumal Saravanan;Thangavel Mathimani;Garlapati Deviram;Karthik Rajendran;Karthik Rajendran

  • Renewable biohydrogen production from lignocellulosic biomass using fermentation and integration of systems with other energy generation technologies

    Shashi Kant Bhatia;Sujit Sadashiv Jagtap;Ashwini Ashok Bedekar;Ravi Kant Bhatia

  • A critical review of organic manure biorefinery models toward sustainable circular bioeconomy: Technological challenges, advancements, innovations, and future perspectives

    Mukesh Kumar Awasthi;Mukesh Kumar Awasthi;Surendra Sarsaiya;Steven Wainaina;Karthik Rajendran

  • Anaerobic biorefinery: Current status, challenges, and opportunities.

    Chayanon Sawatdeenarunat;Duc Nguyen;K.C. Surendra;Shilva Shrestha

  • An overview on bioethanol production from lignocellulosic feedstocks.

    Manju Toor;Smita S. Kumar;Sandeep K. Malyan;Narsi R. Bishnoi

  • Updates on the pretreatment of lignocellulosic feedstocks for bioenergy production–a review

    Karthik Rajendran;Karthik Rajendran;Edward Drielak;V. Sudarshan Varma;Shanmugaprakash Muthusamy

  • Advancing anaerobic digestion through two-stage processes: Current developments and future trends

    Karthik Rajendran;Durgamadhab Mahapatra;Arun Venkatesh Venkatraman;Shanmugaprakash Muthuswamy

  • A novel process simulation model (PSM) for anaerobic digestion using Aspen Plus

    Karthik Rajendran;Harshavardhan R. Kankanala;Magnus Lundin;Mohammad J. Taherzadeh

  • A comprehensive review on thermochemical, and biochemical conversion methods of lignocellulosic biomass into valuable end product

    Unknown

  • Techno-economic and life cycle assessments of anaerobic digestion – A review

    Unknown

  • Advanced biohydrogen production using pretreated industrial waste: Outlook and prospects

    Desika Prabakar;Varshini T. Manimudi;Subha Suvetha K;Swetha Sampath

  • A comparative study between single- and two-stage anaerobic digestion processes : Effects of organic loading rate and hydraulic retention time

    Solmaz Aslanzadeh;Karthik Rajendran;Mohammad J. Taherzadeh

  • Techno-economics and life-cycle assessment of biological and thermochemical treatment of bio-waste

    Mukesh Kumar Awasthi;Mukesh Kumar Awasthi;Surendra Sarsaiya;Steven Wainaina;Karthik Rajendran

  • High-rate biogas production from waste textiles using a two-stage process

    Azam Jeihanipour;Solmaz Aslanzadeh;Karthik Rajendran;Gopinath Balasubramanian

  • Economic perspectives and policy insights on carbon capture, storage, and utilization for sustainable development.

    Unknown

  • Mechanism and challenges behind algae as a wastewater treatment choice for bioenergy production and beyond

    Geetanjali Yadav;Sabarathinam Shanmugam;Ramachandran Sivaramakrishnan;Deepak Kumar

  • Experimental and economical evaluation of bioconversion of forest residues to biogas using organosolv pretreatment.

    Maryam M. Kabir;Karthik Rajendran;Mohammad J. Taherzadeh;Ilona Sárvári Horváth

  • Uncertainty over techno-economic potentials of biogas from municipal solid waste (MSW): A case study on an industrial process

    Karthik Rajendran;Harshavardhan R. Kankanala;Rakel Martinsson;Mohammad J. Taherzadeh

  • Experimental and economical evaluation of a novel biogas digester.

    Karthik Rajendran;Solmaz Aslanzadeh;Fredrik Johansson;Mohammad J. Taherzadeh

  • Impact of light on microalgal photosynthetic microbial fuel cells and removal of pollutants by nanoadsorbent biopolymers: Updates, challenges and innovations.

    Mohd Jahir Khan;Nikhil Singh;Sudhanshu Mishra;Ankesh Ahirwar

  • Insights into diatom microalgal farming for treatment of wastewater and pretreatment of algal cells by ultrasonication for value creation.

    Mohd Jahir Khan;Harish;Ankesh Ahirwar;Benoit Schoefs

  • The Effect of Effluent Recirculation in a Semi-Continuous Two-Stage Anaerobic Digestion System

    Solmaz Aslanzadeh;Karthik Rajendran;Azam Jeihanipour;Mohammad J. Taherzadeh

  • Effect of solids loading on ethanol production: Experimental, economic and environmental analysis.

    Haider Jawad Kadhum;Haider Jawad Kadhum;Karthik Rajendran;Karthik Rajendran;Ganti S. Murthy

  • Techno-Economic Analysis of Integrating First and Second-Generation Ethanol Production Using Filamentous Fungi: An Industrial Case Study

    Karthik Rajendran;Sreevathsava Rajoli;Mohammad J. Taherzadeh

  • Pretreatment of Lignocellulosic Materials

    Karthik Rajendran;Mohammad J. Taherzadeh

  • Impacts of retrofitting analysis on first generation ethanol production: process design and techno-economics.

    Karthik Rajendran;Sreevathsava Rajoli;Oliver Teichert;Mohammad J. Taherzadeh

  • Insect-Based Biorefinery for Bioenergy and Bio-Based Products

    Karthik Rajendran;K.C. Surendra;Jeffery K. Tomberlin;Samir K. Khanal

  • High rate biogas production from waste textiles

    Karthik Rajendran;Gopinath Balasubramanian

  • Borås, a Zero Waste City in Sweden

    K. Rajendran;H. Björk;M.J. Taherzadeh

Frequent Co-Authors

Mohammad J. Taherzadeh
Mohammad J. Taherzadeh University of Borås
Samir Kumar Khanal
Samir Kumar Khanal University of Hawaii at Manoa

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