World's Best Scientists 2026 revealed!

D-Index & Metrics

Electronics and Electrical Engineering

D-Index
43
Citations
14483
World Ranking
3798
National Ranking
1369

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

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
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
Jianqiang Gu
Jianqiang Gu Tianjin University
Quanxi Jia
Quanxi Jia University at Buffalo, State University of New York
Withawat Withayachumnankul
Withawat Withayachumnankul University of Adelaide
Zhen Tian
Zhen Tian Tianjin University

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