World's Best Scientists 2026 revealed!

D-Index & Metrics

Neuroscience

D-Index
58
Citations
11236
World Ranking
4187
National Ranking
1895

Ralph Lydic 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 Ralph Lydic 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: 217 publications — 67th percentile

67% of scientists in this discipline score the same or lower.

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

Ralph Lydic 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 Ralph Lydic 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: 58 D-Index — 57th percentile

57% of scientists in this discipline score the same or lower.

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

Overview

Ralph Lydic is affiliated with the University of Tennessee at Knoxville in the United States. Their research primarily focuses on neuroscience, with a significant body of work spanning several subfields including cellular and molecular neuroscience, cognitive neuroscience, physiology, endocrine and autonomic systems, and molecular biology.

The scientist's recent published papers encompass diverse topics related to neurophysiology and neuropharmacology. Notable publications include:

  • Neuronal mechanisms underlying opioid-induced respiratory depression: our current understanding (2021) in Journal of Neurophysiology
  • Evidence for long-term potentiation in phospholipid membranes (2022) in Proceedings of the National Academy of Sciences
  • Neurotransmitter networks in mouse prefrontal cortex are reconfigured by isoflurane anesthesia (2020) in Journal of Neurophysiology
  • Isoflurane anesthesia disrupts the cortical metabolome (2020) in Journal of Neurophysiology
  • Opioids cause dissociated states of consciousness in C57BL/6J mice (2021) in Journal of Neurophysiology

Frequent thematic areas of their work include neuroscience and neuropharmacology research, sleep and wakefulness research, adipose tissue and metabolism, neuroscience of respiration and sleep, lipid membrane structure and behavior, tryptophan and brain disorders, and memory and neural mechanisms.

The scientist has collaborated extensively with several coauthors, notably:

  • Helen A. Baghdoyan (19 publications)
  • Joshua Price (7 publications)
  • Diana Zebadúa Unzaga (7 publications)
  • Zachary T. Glovak (6 publications)
  • Xiaojuan Zhu (4 publications)

Ralph Lydic's research has been published predominantly in journals such as Journal of Neurophysiology, Journal of Pharmacology and Experimental Therapeutics, The FASEB Journal, Respiratory Physiology & Neurobiology, and Proceedings of the National Academy of Sciences. The Journal of Neurophysiology features the largest number of their articles.

The range of research topics and publication venues indicate a multidisciplinary approach focused on understanding the neural and physiological mechanisms related to respiration, anesthesia, opioid effects, and neural plasticity. Their work contributes to various aspects of neuroscience from molecular processes to systemic physiological effects.

Best Publications

  • General anesthesia, sleep, and coma

    Emery N. Brown;Ralph Lydic;Nicholas D. Schiff

  • Perineural Administration of Dexmedetomidine in Combination with Bupivacaine Enhances Sensory and Motor Blockade in Sciatic Nerve Block without Inducing Neurotoxicity in Rat

    Chad M. Brummett;Mary A. Norat;John M. Palmisano;Ralph Lydic

  • Perineural Dexmedetomidine Added to Ropivacaine for Sciatic Nerve Block in Rats Prolongs the Duration of Analgesia by Blocking the Hyperpolarization-activated Cation Current

    Chad M. Brummett;Elizabeth K. Hong;Allison M. Janda;Francesco S. Amodeo

  • Evolving concepts of sleep cycle generation: From brain centers to neuronal populations

    J. A. Hobson;R. Lydic;H. A. Baghdoyan

  • Perineural dexmedetomidine added to ropivacaine causes a dose-dependent increase in the duration of thermal antinociception in sciatic nerve block in rat.

    Chad M. Brummett;Amrita K. Padda;Francesco S. Amodeo;Kathleen B. Welch

  • Sleep, anesthesiology, and the neurobiology of arousal state control.

    Ralph Lydic;Helen A. Baghdoyan

  • Pontogeniculooccipital waves: spontaneous visual system activity during rapid eye movement sleep

    C W Callaway;R Lydic;R Lydic;H A Baghdoyan;H A Baghdoyan;J A Hobson

  • Pontine Nitric Oxide Modulates Acetylcholine Release, Rapid Eye Movement Sleep Generation, and Respiratory Rate

    Timothy O. Leonard;Ralph Lydic

  • The carbachol-induced enhancement of desynchronized sleep signs is dose dependent and antagonized by centrally administered atropine.

    H A Baghdoyan;R Lydic;C W Callaway;J A Hobson

  • Circadian rhythm of body temperature persists after suprachiasmatic lesions in the squirrel monkey

    C. A. Fuller;R. Lydic;F. M. Sulzman;H. E. Albers

  • Pedunculopontine stimulation alters respiration and increases ACh release in the pontine reticular formation.

    R. Lydic;H. A. Baghdoyan

  • Adenosine A1 and A2A Receptors in Mouse Prefrontal Cortex Modulate Acetylcholine Release and Behavioral Arousal

    Christa J. Van Dort;Helen A. Baghdoyan;Ralph Lydic

  • M2 muscarinic receptor subtype in the feline medial pontine reticular formation modulates the amount of rapid eye movement sleep.

    Helen A. Baghdoyan;R. Lydic

  • Suprachiasmatic region of the human hypothalamus: homolog to the primate circadian pacemaker?

    R Lydic;W C Schoene;C A Czeisler;M C Moore-Ede

  • Perineural dexmedetomidine provides an increased duration of analgesia to a thermal stimulus when compared with a systemic control in a rat sciatic nerve block.

    Chad M. Brummett;Francesco S. Amodeo;Allison M. Janda;Amrita K. Padda

  • Neuropharmacology of Sleep and Wakefulness.

    Christopher J. Watson;Helen A. Baghdoyan;Ralph Lydic

  • Respiratory neurons of the pneumotaxic center during sleep and wakefulness.

    R. Lydic;J. Orem

  • Opioid inhibition of rapid eye movement sleep by a specific mu receptor agonist

    A. Cronin;J.C. Keifer;H.A. Baghdoyan;R. Lydic

  • Upper Airway Function During Sleep and Wakefulness: Experimental Studies on Normal and Anesthetized Cats

    John Orem;Ralph Lydic

  • Handbook of Behavioral State Control : Cellular and Molecular Mechanisms

    Ralph Lydic;Helen A. Baghdoyan

Frequent Co-Authors

Helen A. Baghdoyan
Helen A. Baghdoyan University of Michigan–Ann Arbor
Robert W. McCarley
Robert W. McCarley Harvard Medical School
George A. Mashour
George A. Mashour University of Michigan–Ann Arbor
Clifton W. Callaway
Clifton W. Callaway University of Pittsburgh
Richard R. Neubig
Richard R. Neubig Michigan State University
Nicholas D. Schiff
Nicholas D. Schiff Cornell University
Giulio Tononi
Giulio Tononi University of Wisconsin–Madison
Max B. Kelz
Max B. Kelz University of Pennsylvania
Frances Chung
Frances Chung University Health Network

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