World's Best Scientists 2026 revealed!

D-Index & Metrics

Electronics and Electrical Engineering

D-Index
43
Citations
14483
World Ranking
3798
National Ranking
1370

John F. O'Hara publication distribution in Electronics and Electrical Engineering in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Electronics and Electrical Engineering in 2026. The highlighted bar marks where John F. O'Hara sits on this spectrum.

34–53 publications: 24 scientists 54–73 publications: 52 scientists 74–93 publications: 114 scientists 94–113 publications: 203 scientists 114–133 publications: 269 scientists 134–153 publications: 355 scientists 154–173 publications: 403 scientists 174–193 publications: 445 scientists 194–213 publications: 430 scientists 214–233 publications: 431 scientists 234–253 publications: 399 scientists 254–273 publications: 366 scientists 274–293 publications: 335 scientists 294–313 publications: 300 scientists 314–333 publications: 276 scientists 334–353 publications: 250 scientists 354–373 publications: 214 scientists 374–393 publications: 187 scientists 394–413 publications: 152 scientists 414–433 publications: 169 scientists 434–453 publications: 147 scientists 454–473 publications: 111 scientists 474–493 publications: 117 scientists 494–513 publications: 103 scientists 514–533 publications: 99 scientists 534–553 publications: 92 scientists 554–573 publications: 75 scientists 574–593 publications: 58 scientists 594–613 publications: 69 scientists 614–633 publications: 50 scientists 634–653 publications: 62 scientists 654–673 publications: 54 scientists 674–693 publications: 44 scientists 694–713 publications: 37 scientists 714–733 publications: 28 scientists 734–753 publications: 26 scientists 754–773 publications: 26 scientists 774–793 publications: 19 scientists 794–813 publications: 23 scientists 814–833 publications: 20 scientists 834–853 publications: 16 scientists 854–873 publications: 20 scientists 874–893 publications: 11 scientists 894–913 publications: 11 scientists 914–933 publications: 16 scientists 934–953 publications: 13 scientists 954–973 publications: 10 scientists 974–993 publications: 11 scientists 994–1,013 publications: 9 scientists 1,014–1,033 publications: 9 scientists 1,034–1,053 publications: 10 scientists 1,054–1,064 publications: 6 scientists 1,065+ publications: 99 scientists
34 publications 1,065+

This scientist: 173 publications — 21st percentile

21% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,065 publications or more.

John F. O'Hara D-index placement in Electronics and Electrical Engineering in 2026

The chart shows the D-index (discipline H-index) distribution of Electronics and Electrical Engineering scientists ranked by Research.com in 2026. The highlighted bar marks where John F. O'Hara sits on this spectrum.

30 D-Index: 178 scientists 31 D-Index: 257 scientists 32 D-Index: 263 scientists 33 D-Index: 262 scientists 34 D-Index: 244 scientists 35 D-Index: 236 scientists 36 D-Index: 211 scientists 37 D-Index: 220 scientists 38 D-Index: 214 scientists 39 D-Index: 214 scientists 40 D-Index: 205 scientists 41 D-Index: 187 scientists 42 D-Index: 194 scientists 43 D-Index: 201 scientists 44 D-Index: 155 scientists 45 D-Index: 189 scientists 46 D-Index: 148 scientists 47 D-Index: 160 scientists 48 D-Index: 134 scientists 49 D-Index: 130 scientists 50 D-Index: 141 scientists 51 D-Index: 156 scientists 52 D-Index: 108 scientists 53 D-Index: 130 scientists 54 D-Index: 112 scientists 55 D-Index: 97 scientists 56 D-Index: 111 scientists 57 D-Index: 102 scientists 58 D-Index: 108 scientists 59 D-Index: 120 scientists 60 D-Index: 103 scientists 61 D-Index: 93 scientists 62 D-Index: 92 scientists 63 D-Index: 74 scientists 64 D-Index: 77 scientists 65 D-Index: 73 scientists 66 D-Index: 64 scientists 67 D-Index: 69 scientists 68 D-Index: 60 scientists 69 D-Index: 39 scientists 70 D-Index: 57 scientists 71 D-Index: 59 scientists 72 D-Index: 46 scientists 73 D-Index: 49 scientists 74 D-Index: 38 scientists 75 D-Index: 35 scientists 76 D-Index: 32 scientists 77 D-Index: 35 scientists 78 D-Index: 31 scientists 79 D-Index: 22 scientists 80 D-Index: 34 scientists 81 D-Index: 31 scientists 82 D-Index: 34 scientists 83 D-Index: 23 scientists 84 D-Index: 18 scientists 85 D-Index: 30 scientists 86 D-Index: 19 scientists 87 D-Index: 19 scientists 88 D-Index: 20 scientists 89 D-Index: 8 scientists 90 D-Index: 17 scientists 91 D-Index: 7 scientists 92 D-Index: 14 scientists 93 D-Index: 9 scientists 94 D-Index: 15 scientists 95 D-Index: 10 scientists 96 D-Index: 12 scientists 97 D-Index: 10 scientists 98 D-Index: 10 scientists 99 D-Index: 12 scientists 100 D-Index: 16 scientists 101 D-Index: 5 scientists 102 D-Index: 7 scientists 103 D-Index: 7 scientists 104 D-Index: 8 scientists 105 D-Index: 9 scientists 106 D-Index: 13 scientists 107 D-Index: 4 scientists 108 D-Index: 5 scientists 109 D-Index: 10 scientists 110 D-Index: 8 scientists 111+ D-Index: 96 scientists
30 D-Index 111+

This scientist: 43 D-Index — 45th percentile

45% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 111 D-Index or more.

Overview

John F. O'Hara is affiliated with Oklahoma State University in the United States. Their research primarily spans the field of Engineering, with a focus on Electrical and Electronic Engineering, Biomedical Engineering, Aerospace Engineering, Human-Computer Interaction, and Education.

The scientist's main fields of study include:

  • Engineering

Within these, the subfields of study addressed in their work are:

  • Electrical and Electronic Engineering
  • Biomedical Engineering
  • Aerospace Engineering
  • Human-Computer Interaction
  • Education

O'Hara's research topics demonstrate a concentration on the following areas:

  • Millimeter-Wave Propagation and Modeling
  • Non-Invasive Vital Sign Monitoring
  • Optical Wireless Communication Technologies
  • Terahertz technology and applications
  • Metamaterials and Metasurfaces Applications
  • Molecular Communication and Nanonetworks
  • Spectroscopy Techniques in Biomedical and Chemical Research

Their recent publications include:

  • "Raman Spectroscopy to Monitor Post-Translational Modifications and Degradation in Monoclonal Antibody Therapeutics" (2020) in Analytical Chemistry
  • "Gesture Recognition Using Reflected Visible and Infrared Lightwave Signals" (2021) in IEEE Transactions on Human-Machine Systems
  • "Soil Moisture Monitoring Through UAS-Assisted Internet of Things LoRaWAN Wireless Underground Sensors" (2022) in IEEE Access
  • "Profiling and imaging of forensic evidence - A pan-European forensic round robin study part 1: Document forgery" (2022) in Science & Justice
  • "Towards Non-Contact Glucose Sensing in Aqueous Turbid Medium at ∼1.1 Meters Distance" (2020) in IEEE Photonics Journal

Frequent co-authors collaborating with O'Hara include:

  • Sabit Ekin
  • Md Zobaer Islam
  • Karl Strecker
  • Fahim Ferdous Hossain
  • Russ Messenger

The scientist's work is often published in these venues:

  • arXiv (Cornell University)
  • IEEE Transactions on Human-Machine Systems
  • IEEE Transactions on Terahertz Science and Technology
  • IEEE Transactions on Education
  • Scientific Reports

Best Publications

  • Active terahertz metamaterial devices

    Houtong Chen;Willie John Padilla;Richard Douglas Averitt;John F. O'Hara

  • An Overview of the Theory and Applications of Metasurfaces: The Two-Dimensional Equivalents of Metamaterials

    C. L. Holloway;E. F. Kuester;J. A. Gordon;J. O'Hara

  • Experimental demonstration of frequency-agile terahertz metamaterials

    Hou-Tong Chen;John F. O'Hara;Abul K. Azad;Antoinette J. Taylor

  • Active Terahertz Metamaterial Devices

    Hou-Tong Chen;John F. O’Hara;Abul K. Azad;D. Shrekenhamer

  • Thin-film sensing with planar terahertz metamaterials: sensitivity and limitations.

    John F. O’Hara;Ranjan Singh;Igal Brener;Evgenya Smirnova

  • Antireflection coating using metamaterials and identification of its mechanism.

    Hou-Tong Chen;Jiangfeng Zhou;John F. O’Hara;Frank Chen

  • Complementary planar terahertz metamaterials

    Hou-Tong Chen;John F. O'Hara;Antoinette J. Taylor;Richard D. Averitt

  • High Purcell factor generation of coherent on-chip single photons

    F. Liu;A.J. Brash;J. O'Hara;L.M.P.P. Martins

  • Tuning the resonance in high-temperature superconducting terahertz metamaterials.

    Hou-Tong Chen;Hao Yang;Hao Yang;Ranjan Singh;John F. O’Hara

  • Terahertz chiral metamaterials with giant and dynamically tunable optical activity

    Jiangfeng Zhou;Dibakar Roy Chowdhury;Rongkuo Zhao;Abul K. Azad

  • A Review on Thin-film Sensing with Terahertz Waves

    John F. O’Hara;Withawat Withayachumnankul;Withawat Withayachumnankul;Ibraheem Al-Naib

  • High Purcell factor generation of indistinguishable on-chip single photons

    Feng Liu;Feng Liu;Alistair J. Brash;John O’Hara;Luis M. P. P. Martins

  • Perfect subwavelength fishnetlike metamaterial-based film terahertz absorbers

    D. Yu. Shchegolkov;A. K. Azad;J. F. O’Hara;E. I. Simakov

  • Manipulation of terahertz radiation using metamaterials

    Hou-Tong Chen;John F. O'hara;Abul K. Azad;Antoinette J. Taylor

  • Independently tunable dual-band perfect absorber based on graphene at mid-infrared frequencies

    Yuping Zhang;Tongtong Li;Qi Chen;Huiyun Zhang

  • Erratum: Antireflection Coating Using Metamaterials and Identification of its Mechanism [Phys. Rev. Lett.105, 073901 (2010)]

    Hou-Tong Chen;Jiangfeng Zhou;John F. O'Hara;Frank Chen

  • Hybrid metamaterials enable fast electrical modulation of freely propagating terahertz waves

    Hou-Tong Chen;Sabarni Palit;Talmage Tyler;Christopher M. Bingham

  • Electronic control of extraordinary terahertz transmission through subwavelength metal hole arrays

    Hou-Tong Chen;Hong Lu;Abul K. Azad;Richard D. Averitt

  • Optically thin terahertz metamaterials.

    Ranjan Singh;Evgenya Smirnova;Antoinette J. Taylor;John F. O’Hara

  • Characterization and analysis of terahertz metamaterials based on rectangular split-ring resonators

    Abul K. Azad;Antoinette J. Taylor;Evgenya Smirnova;John F. O’Hara

  • A Perspective on Terahertz Next-Generation Wireless Communications

    John F. O’Hara;Sabit Ekin;Wooyeol Choi;Ickhyun Song

  • Enhanced terahertz detection via ErAs:GaAs nanoisland superlattices

    John F. O’Hara;J. M. O. Zide;A. C. Gossard;A. J. Taylor

Frequent Co-Authors

Antoinette J. Taylor
Antoinette J. Taylor Los Alamos National Laboratory
Hou-Tong Chen
Hou-Tong Chen Los Alamos National Laboratory
Richard D. Averitt
Richard D. Averitt University of California, San Diego
Willie J. Padilla
Willie J. Padilla Duke University
Ranjan Singh
Ranjan Singh University of Notre Dame
Weili Zhang
Weili Zhang Oklahoma State University
Arthur C. Gossard
Arthur C. Gossard University of California, Santa Barbara
Igal Brener
Igal Brener Sandia National Laboratories
M. S. Skolnick
M. S. Skolnick University of Sheffield
Daniel R. Grischkowsky
Daniel R. Grischkowsky Oklahoma State University

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