World's Best Scientists 2026 revealed!
Nandakumar S. Narayanan

Nandakumar S. Narayanan

D-Index & Metrics

Neuroscience

D-Index
45
Citations
7187
World Ranking
6949
National Ranking
3000

Nandakumar S. Narayanan publication distribution in Neuroscience in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Neuroscience in 2026. The highlighted bar marks where Nandakumar S. Narayanan sits on this spectrum.

38–47 publications: 18 scientists 48–57 publications: 79 scientists 58–67 publications: 193 scientists 68–77 publications: 323 scientists 78–87 publications: 406 scientists 88–97 publications: 452 scientists 98–107 publications: 539 scientists 108–117 publications: 505 scientists 118–127 publications: 522 scientists 128–137 publications: 469 scientists 138–147 publications: 456 scientists 148–157 publications: 459 scientists 158–167 publications: 397 scientists 168–177 publications: 383 scientists 178–187 publications: 350 scientists 188–197 publications: 302 scientists 198–207 publications: 306 scientists 208–217 publications: 262 scientists 218–227 publications: 242 scientists 228–237 publications: 220 scientists 238–247 publications: 203 scientists 248–257 publications: 174 scientists 258–267 publications: 176 scientists 268–277 publications: 175 scientists 278–287 publications: 125 scientists 288–297 publications: 116 scientists 298–307 publications: 127 scientists 308–317 publications: 128 scientists 318–327 publications: 99 scientists 328–337 publications: 89 scientists 338–347 publications: 78 scientists 348–357 publications: 96 scientists 358–367 publications: 66 scientists 368–377 publications: 59 scientists 378–387 publications: 65 scientists 388–397 publications: 54 scientists 398–407 publications: 48 scientists 408–417 publications: 49 scientists 418–427 publications: 34 scientists 428–437 publications: 31 scientists 438–447 publications: 30 scientists 448–457 publications: 31 scientists 458–467 publications: 36 scientists 468–477 publications: 40 scientists 478–487 publications: 35 scientists 488–497 publications: 30 scientists 498–507 publications: 23 scientists 508–517 publications: 26 scientists 518–527 publications: 20 scientists 528–537 publications: 23 scientists 538–547 publications: 20 scientists 548–557 publications: 20 scientists 558–567 publications: 17 scientists 568–577 publications: 14 scientists 578–587 publications: 20 scientists 588–597 publications: 20 scientists 598–607 publications: 19 scientists 608–617 publications: 18 scientists 618–627 publications: 17 scientists 628–637 publications: 11 scientists 638–647 publications: 11 scientists 648–657 publications: 11 scientists 658–667 publications: 8 scientists 668–677 publications: 7 scientists 678–687 publications: 11 scientists 688–697 publications: 10 scientists 698–707 publications: 4 scientists 708–717 publications: 6 scientists 718–727 publications: 5 scientists 728–737 publications: 5 scientists 738–747 publications: 9 scientists 748–757 publications: 9 scientists 758–767 publications: 3 scientists 768–777 publications: 7 scientists 778–787 publications: 7 scientists 788–797 publications: 6 scientists 798–807 publications: 2 scientists 808–817 publications: 2 scientists 818–827 publications: 7 scientists 828–837 publications: 0 scientists 838–847 publications: 9 scientists 848–857 publications: 3 scientists 858–867 publications: 1 scientists 868–877 publications: 3 scientists 878–886 publications: 6 scientists 887+ publications: 100 scientists
38 publications 887+

This scientist: 161 publications — 48th percentile

48% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 887 publications or more.

Nandakumar S. Narayanan D-index placement in Neuroscience in 2026

The chart shows the D-index (discipline H-index) distribution of Neuroscience scientists ranked by Research.com in 2026. The highlighted bar marks where Nandakumar S. Narayanan sits on this spectrum.

30–31 D-Index: 42 scientists 32–33 D-Index: 172 scientists 34–35 D-Index: 296 scientists 36–37 D-Index: 435 scientists 38–39 D-Index: 459 scientists 40–41 D-Index: 456 scientists 42–43 D-Index: 467 scientists 44–45 D-Index: 478 scientists 46–47 D-Index: 512 scientists 48–49 D-Index: 435 scientists 50–51 D-Index: 425 scientists 52–53 D-Index: 418 scientists 54–55 D-Index: 392 scientists 56–57 D-Index: 357 scientists 58–59 D-Index: 334 scientists 60–61 D-Index: 328 scientists 62–63 D-Index: 260 scientists 64–65 D-Index: 278 scientists 66–67 D-Index: 239 scientists 68–69 D-Index: 250 scientists 70–71 D-Index: 210 scientists 72–73 D-Index: 200 scientists 74–75 D-Index: 189 scientists 76–77 D-Index: 170 scientists 78–79 D-Index: 146 scientists 80–81 D-Index: 113 scientists 82–83 D-Index: 126 scientists 84–85 D-Index: 100 scientists 86–87 D-Index: 84 scientists 88–89 D-Index: 99 scientists 90–91 D-Index: 84 scientists 92–93 D-Index: 85 scientists 94–95 D-Index: 72 scientists 96–97 D-Index: 76 scientists 98–99 D-Index: 45 scientists 100–101 D-Index: 49 scientists 102–103 D-Index: 43 scientists 104–105 D-Index: 32 scientists 106–107 D-Index: 45 scientists 108–109 D-Index: 50 scientists 110–111 D-Index: 32 scientists 112–113 D-Index: 39 scientists 114–115 D-Index: 32 scientists 116–117 D-Index: 29 scientists 118–119 D-Index: 27 scientists 120–121 D-Index: 19 scientists 122–123 D-Index: 23 scientists 124–125 D-Index: 27 scientists 126–127 D-Index: 16 scientists 128–129 D-Index: 24 scientists 130–131 D-Index: 13 scientists 132–133 D-Index: 21 scientists 134–135 D-Index: 17 scientists 136–137 D-Index: 14 scientists 138–139 D-Index: 15 scientists 140–141 D-Index: 10 scientists 142–143 D-Index: 10 scientists 144–145 D-Index: 13 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 8 scientists 150–151 D-Index: 6 scientists 152–153 D-Index: 6 scientists 154–155 D-Index: 7 scientists 156–157 D-Index: 7 scientists 158–159 D-Index: 10 scientists 160–161 D-Index: 4 scientists 162 D-Index: 8 scientists 163+ D-Index: 100 scientists
30 D-Index 163+

This scientist: 45 D-Index — 29th percentile

29% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 163 D-Index or more.

Overview

Nandakumar S. Narayanan is affiliated with the University of Iowa in the United States. Their research primarily spans the fields of neuroscience and medicine, with a significant focus on cognitive neuroscience, neurology, and cellular and molecular neuroscience. The scientist's work intersects with molecular biology and music as subfields, reflecting a diverse range of interests within the broader biomedical sciences.

Their main research topics cover neurological disorders and treatments, especially related to Parkinson's disease mechanisms and treatments. Other notable topics include neuroscience and music perception, neural dynamics and brain function, neuroscience and neuropharmacology research, EEG and brain-computer interfaces, as well as functional brain connectivity studies.

Nandakumar S. Narayanan has published extensively, with frequent contributions to several scholarly venues. Among these are bioRxiv (Cold Spring Harbor Laboratory) where they have 32 publications, Neurology with 8 publications, npj Parkinson's Disease with 4 papers, SSRN Electronic Journal also with 4, and Parkinsonism & Related Disorders with 3 publications.

The scientist has collaborated regularly with a number of coauthors. Frequent collaborators include Matthew A. Weber, Qiang Zhang, Rachel C. Cole, Jacob E. Simmering, and Arturo I. Espinoza. These partnerships have been a consistent part of Narayanan's research output.

Recent publications by Narayanan include:

  • "Linear predictive coding distinguishes spectral EEG features of Parkinson's disease", 2020, Parkinsonism & Related Disorders
  • "Frontal theta and beta oscillations during lower-limb movement in Parkinson's disease", 2020, Clinical Neurophysiology
  • "Association of Glycolysis-Enhancing α-1 Blockers With Risk of Developing Parkinson Disease", 2021, JAMA Neurology
  • "Timing variability and midfrontal ~4 Hz rhythms correlate with cognition in Parkinson's disease", 2021, npj Parkinson s Disease
  • "Coronavirus Disease 2019 Case Fatality and Parkinson's Disease", 2020, Movement Disorders

Best Publications

  • TOP-DOWN CONTROL OF MOTOR CORTEX ENSEMBLES BY DORSOMEDIAL PREFRONTAL CORTEX

    Nandakumar S. Narayanan;Mark Laubach

  • Common medial frontal mechanisms of adaptive control in humans and rodents

    Nandakumar S Narayanan;James F Cavanagh;Michael J Frank;Mark Laubach

  • Enhancing glycolysis attenuates Parkinson’s disease progression in models and clinical databases

    Rong Cai;Yu Zhang;Jacob E. Simmering;Jordan L. Schultz

  • The Role of the Prefrontal Cortex in the Maintenance of Verbal Working Memory: An Event-Related fMRI Analysis.

    Nandakumar S. Narayanan;Vivek Prabhakaran;Silvia A. Bunge;Kalina Christoff

  • Imaging the spread of reversible brain inactivations using fluorescent muscimol.

    Timothy A. Allen;Nandakumar S. Narayanan;Dianna B. Kholodar-Smith;Yanjun Zhao

  • Prefrontal dopamine signaling and cognitive symptoms of Parkinson's disease.

    Nandakumar S. Narayanan;Robert L. Rodnitzky;Ergun Y. Uc

  • Metabolic hormones, dopamine circuits, and feeding.

    Nandakumar S. Narayanan;Douglas J. Guarnieri;Ralph J. DiLeone

  • The Vulnerable Ventral Tegmental Area in Parkinson's Disease.

    Stephanie L. Alberico;Martin D. Cassell;Nandakumar S. Narayanan

  • Reversible inactivations of rat medial prefrontal cortex impair the ability to wait for a stimulus.

    N.S. Narayanan;N.K. Horst;Mark Laubach

  • Medial prefrontal D1 dopamine neurons control food intake

    Benjamin B Land;Nandakumar S Narayanan;Rong-Jian Liu;Carol A Gianessi

  • Redundancy and Synergy of Neuronal Ensembles in Motor Cortex

    Nandakumar S. Narayanan;Eyal Y. Kimchi;Mark Laubach

  • Rodent Medial Frontal Control of Temporal Processing in the Dorsomedial Striatum.

    Eric B. Emmons;Benjamin J. De Corte;Youngcho Kim;Krystal L. Parker

  • Linear predictive coding distinguishes spectral EEG features of Parkinson's disease.

    Fahim Anjum;Soura Dasgupta;Raghuraman Mudumbai;Arun Singh

  • Delay Activity in Rodent Frontal Cortex During a Simple Reaction Time Task

    Nandakumar S. Narayanan;Mark Laubach

  • Executive dysfunction in Parkinson's disease and timing deficits.

    Krystal L. Parker;Dronacharya Lamichhane;Marcelo S. Caetano;Nandakumar S. Narayanan

  • A human prefrontal-subthalamic circuit for cognitive control

    Ryan Kelley;Oliver Flouty;Eric B Emmons;Youngcho Kim

  • Prefrontal D1 dopamine signaling is required for temporal control

    Nandakumar S. Narayanan;Benjamin B. Land;John E. Solder;Karl Deisseroth

  • Regulation of Nucleus Accumbens Activity by the Hypothalamic Neuropeptide Melanin-Concentrating Hormone

    Robert M. Sears;Rong-Jian Liu;Nandakumar S. Narayanan;Ruth Sharf

  • D1-Dependent 4 Hz Oscillations and Ramping Activity in Rodent Medial Frontal Cortex during Interval Timing

    Krystal L. Parker;Kuan-Hua Chen;Johnathan R. Kingyon;James F. Cavanagh

  • Mid-frontal theta activity is diminished during cognitive control in Parkinson's disease.

    Arun Singh;Sarah Pirio Richardson;Nandakumar Narayanan;James F. Cavanagh

  • Neuronal Correlates of Post-Error Slowing in the Rat Dorsomedial Prefrontal Cortex

    Nandakumar S. Narayanan;Mark Laubach

Frequent Co-Authors

James F. Cavanagh
James F. Cavanagh University of New Mexico
Ralph J. DiLeone
Ralph J. DiLeone Yale University
Janet A. Fairley
Janet A. Fairley University of Iowa
Ryan T. LaLumiere
Ryan T. LaLumiere University of Iowa
Hiroyuki Oya
Hiroyuki Oya University of Iowa
Michael J. Welsh
Michael J. Welsh University of Iowa
George K. Aghajanian
George K. Aghajanian Yale University
Jan R. Wessel
Jan R. Wessel University of Iowa
Hiroto Kawasaki
Hiroto Kawasaki University of Iowa
Nancy C. Andreasen
Nancy C. Andreasen University of Iowa

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Best Scientists Citing Nandakumar S. Narayanan

Trending Scientists

Recently Published Articles