Masahiro Nishikawa
Papers
2
Total Citations
31
H-Index
2
About
Masahiro Nishikawa is a pioneering figure in fusion energy research, best known for his conceptual work on compact toroid reactors—a class of advanced fusion devices that aim to make nuclear fusion more practical and economical. His key research areas include plasma confinement, reactor core design, and the engineering of rapid maintenance systems for fusion reactors. Nishikawa’s major contribution lies in the “cassette compact toroid reactor” concept, which emphasizes the quick replacement of the reactor core—a critical innovation for reducing downtime and improving the viability of fusion power plants. His most cited paper, “Conceptual Design of a Cassette Compact Toroid Reactor (The Zero-Phase Study) — Quick Replacement of the Reactor Core” (1986), with 22 citations, outlines a design where the core plasma, a spheromak, is ohmically heated through a merging process with a gun-produced spheromak, enabling efficient core replacement. A follow-up study (1987, 9 citations) further details the engineering of this quick-replacement system. Though his citation counts are modest, Nishikawa’s work is notable for addressing a key operational challenge in fusion reactors—maintainability—and has influenced subsequent research on compact toroid and spherical tokamak designs. His contributions remain relevant for students and researchers exploring innovative fusion reactor architectures.
Research Focus
Key Achievements
Top Papers
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