World's Best Scientists 2026 revealed!
Roland T. Tsunoda

Roland T. Tsunoda

D-Index & Metrics

Earth Science

D-Index
55
Citations
8104
World Ranking
2614
National Ranking
1082

Overview

Roland T. Tsunoda is affiliated with SRI International in the United States and focuses on research within the fields of Physics and Astronomy. Their work encompasses key subfields such as Astronomy and Astrophysics, Oceanography, and Ocean Engineering, reflecting a multidisciplinary approach to space and earth sciences.

Tsunoda's research prominently addresses topics including:

  • Ionosphere and magnetosphere dynamics
  • Solar and Space Plasma Dynamics
  • Lightning and Electromagnetic Phenomena
  • Geophysics and Gravity Measurements
  • Underwater Vehicles and Communication Systems

The scientist has contributed to multiple scholarly publications, with recent papers highlighting observational and simulation studies in geophysics and space science. Notable publications include:

  • "Observations of Equatorial Spread F," published in 2021 in the Geophysical Monograph
  • "Satellite Traces: Ionogram Signatures of Bottom-Side Upwelling Structures - A Simulation Study," published in 2025 in Geophysical Research Letters

Throughout their career, Roland T. Tsunoda has collaborated with several researchers frequently, including M. Ankita, S. Tulasi Ram, T. Yokoyama, A. P. Dimri, and Subarna Mondal. These collaborations indicate active engagement within the scientific community focused on space physics and related disciplines.

Their work has been published primarily in venues such as Geophysical Monograph and Geophysical Research Letters, pointing to contributions that align with advancements in geophysical and space research.

Best Publications

  • Equatorial plasma bubbles: Vertically elongated wedges from the bottomside F layer

    R. T. Tsunoda;R. C. Livingston;J. P. McClure;W. B. Hanson

  • On the generation and growth of equatorial backscatter plumes 1. Wave structure in the bottomside F layer

    Roland T. Tsunoda;Barbara R. White

  • Onset conditions for equatorial spread F

    Michael Mendillo;Jeffrey Baumgardner;Xiaoqing Pi;Peter J. Sultan

  • Time evolution and dynamics of equatorial backscatter plumes 1. Growth phase

    Roland T. Tsunoda

  • On the enigma of day-to-day variability in equatorial spread F

    Roland T. Tsunoda

  • Instability of the E-F coupled nighttime midlatitude ionosphere

    Russell B. Cosgrove;Roland T. Tsunoda

  • A direction‐dependent instability of sporadic‐E layers in the nighttime midlatitude ionosphere

    Russell B. Cosgrove;Roland T. Tsunoda

  • Magnetic-field-aligned characteristics of plasma bubbles in the nighttime equatorial ionosphere

    Roland T Tsunoda

  • Coupled electrodynamics in the nighttime midlatitude ionosphere

    Roland T. Tsunoda;Russell B. Cosgrove

  • On the origin of quasi‐periodic radar backscatter from midlatitude sporadic E

    Roland T. Tsunoda;Shoichiro Fukao;Mamoru Yamamoto

  • Evidence of a velocity shear in bulk plasma motion associated with the post‐sunset rise of the equatorial F‐layer

    R. T. Tsunoda;R. C. Livingston;C. L. Rino

  • Simultaneous rocket probe and radar measurements of equatorial spread F—Transitional and short wavelength results

    M. C. Kelley;R. Pfaff;K. D. Baker;J. C. Ulwick

  • Simultaneous Rocket-Borne Beacon and In Situ Measurements of Equatorial Spread F - Intermediate Wavelength Results

    C. L. Rino;R. T. Tsunoda;J. Petriceks;R. C. Livingston

  • Spatial structure of the E region field-aligned irregularities revealed by the MU radar

    Mamoru Yamamoto;Norio Komoda;Shoichiro Fukao;Roland T. Tsunoda

  • On the generation and growth of equatorial backscatter plumes: 2. Structuring of the west walls of upwellings

    Roland T. Tsunoda

  • The SEEK (Sporadic‐E Experiment over Kyushu) Campaign

    Shoichiro Fukao;Mamoru Yamamoto;Roland T. Tsunoda;Hajime Hayakawa

  • Sources of F region ionization enhancements in the nighttime auroral zone

    R. M. Robinson;R. T. Tsunoda;J. F. Vickrey;L. Guerin

  • On seeding equatorial spread F during solstices

    Roland T. Tsunoda

  • On equatorial spread F: Establishing a seeding hypothesis

    Roland T. Tsunoda

  • Altair: an incoherent scatter radar for equatorial spread F studies

    R. T. Tsunoda;M. J. Baron;J. Owen;D. M. Towle

Frequent Co-Authors

Mamoru Yamamoto
Mamoru Yamamoto Kyoto University
Shoichiro Fukao
Shoichiro Fukao Kyoto University
Warner L. Ecklund
Warner L. Ecklund Cooperative Institute for Research in Environmental Sciences
Michael C. Kelley
Michael C. Kelley Cornell University
Tadahiko Ogawa
Tadahiko Ogawa National Institute of Information and Communications Technology
Jonathan J. Makela
Jonathan J. Makela University of Illinois at Urbana-Champaign
W. B. Hanson
W. B. Hanson The University of Texas at Dallas
Keith M. Groves
Keith M. Groves Boston College
Akinori Saito
Akinori Saito Kyoto University
Miguel F. Larsen
Miguel F. Larsen Clemson University

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:

Related Online Degrees & Career Pathways

Studying Earth Science in the USA opens doors to various online degree programs that cater to diverse interests and career goals. For older adults seeking flexibility, the best degrees for older adults highlight accessible pathways that allow lifelong learners to advance their education without disrupting their schedules.

Students interested in combining Earth Science with information management might explore ala accredited library science programs online. These programs equip graduates with skills to manage scientific data and resources effectively, bridging scientific research and information science.

Understanding what is library science involves learning how to organize and curate knowledge, which can complement Earth Science careers, especially in academic or research institutions.

Additionally, Earth Science enthusiasts with a creative streak might find value in exploring the digital photography degree online. Mastery in photography enhances skills in documenting geological phenomena and environmental changes, enriching both scientific analysis and public communication.

Best Scientists Citing Roland T. Tsunoda

Trending Scientists