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Theoretical Plasma Physics Lab
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A lab that uses simple theoretical models to understand plasmas and nuclear fusion.

AboutAbout the lab
Solving plasma behavior with simple theoretical models.
The Theoretical Plasma Physics Lab studies plasma physics and its applications.
Its main application is magnetic confinement fusion, and recently it has also been working on areas such as space propulsion.
Using simple theoretical models, the lab aims to clarify the physical processes behind the behavior of complex systems.
The lab's website presents it under the name “Kosuga Lab.”
Key terms
- Plasma
- An ionized gas. With some exceptions, it is nearly electrically neutral, and it interacts with electromagnetic fields, which determine its overall properties
- Magnetic confinement fusion
- Research that aims to reproduce on Earth the fusion reactions that power stars, by confining plasma with magnetic fields
- Theoretical model
- A boldly simplified description of a complex system that focuses on its key elements
ResearchResearch themes
The Theoretical Plasma Physics Lab studies the behavior of plasma, an ionized gas, using simple theoretical models. Its main application is magnetic confinement fusion, and recently it has also been working on areas such as space propulsion.
*Illustrative imageOrigins of Plasma Structures and Properties
The lab studies the origins of the various structures that arise in plasmas, and the physical properties that emerge as a result. The main application is fusion development.
*Illustrative imageAnalysis with Simplified Models
The lab analyzes models that are boldly simplified to focus on the key elements, in order to clarify the physical processes behind phenomena. The findings are verified by comparison with experimental data.
MembersFaculty
The members of the Theoretical Plasma Physics Lab consist of faculty members and doctoral and master's students.As of 2026
- Associate ProfessorYusuke Kosuga
VoicesStudent voices
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Report an errorAbout the images
The top and research theme images are illustrative and were not taken at the lab. They are cropped from Wikimedia Commons images. Cropped CC BY-SA images are provided under the same CC BY-SA license as the original (version shown on each line).
- Top image: “Pilot Plasma Engine - GPN” NASA / Public domain (cropped)
- Origins of Plasma Structures and Properties: “Dusty plasma near anode in glow discharge” Vasilievi / CC BY-SA 3.0 (cropped)
- Analysis with Simplified Models: “Blackboards – UNM Astrophysics” Anthony J. Bentley / Public domain (cropped)
- Related lab (Fusion Simulation Lab): “U.S. Department of Energy - Science - )” U.S. Department of Energy from United States / Public domain (cropped)
- Related lab (Plasma Information Control Lab): “Electric glow discharge schematic-fr” Electric_glow_discharge_schematic.png: http://en.wikipedia.org/wiki/User:Iantresman derivative work: Grimlock (talk) / CC BY 2.5 (cropped)
- Related lab (Beam Plasma Diagnostics Lab): “A segment of the Wendelstein 7-X vacuum vessel” Siarhei Besarab / CC BY-SA 4.0 (cropped)
- Related lab (Interdisciplinary Fusion Lab): “Aerosol 1” Sciencia58 / CC0 (cropped)
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