Transport and collapse of micro ball lightning
Takaaki Matsumoto
Summary and citation · read the original at the source · none found
In one page
Takaaki Matsumoto, a nuclear engineer at Hokkaido University, told the 2000 IEEE plasma-science conference that ball lightning does not have to be waited for — it can be made on a bench. Run a spark discharge under water and tiny luminous balls appear at the electrode. He calls them micro ball lightning, and he describes them not as ordinary plasma but as an atomic cluster in a state he named itonic, in which the electrons are interconnected into a mesh that holds the cluster together as a body for a moment. That binding, he argues, is tight enough to drive nuclear reactions inside it, the most important being a collapse he calls electro-nuclear collapse, out of which light elements such as carbon come back as thin films and tubes. The report is of one geometry: a copper plate anode about five millimetres wide, shaped like a knife, with the balls born at the tip bottom, driven upward by the electric potential and leaving their tracks on the copper as they go.
Why it matters hereChapter 9 collects the evidence that self-contained luminous plasma objects are real, structured and reproducible in a laboratory, and this is one of the few reports that makes them on demand in a beaker of water rather than waiting for a thunderstorm. Chapter 12 gains the part that matters most for the thesis: Matsumoto reads the same object as a site where nuclei are driven close enough to react, which is the plasmoid and the lattice argument meeting in one experiment.
What it claims
01Micro ball lightning can be artificially generated during underwater spark discharges. Matsumoto reports the curious behaviour of objects made this way rather than found in the wild, which makes the phenomenon something a laboratory can produce on demand.ICOPS 2000 conference record abstract, opening sentence
Published and peer-reviewed02The object is not described as an ordinary plasma. Matsumoto identifies the micro ball lightning as an atomic cluster in a special state he calls itonic, in which the electrons are assumed to be interconnected with each other so that the cluster can exist for a moment as a stable body.ICOPS 2000 abstract, second and third sentences
What to watch03The binding between those interconnected electrons is, in Matsumoto’s account, strong enough that nuclear reactions could be induced inside the cluster. The most significant of them he names nuclear collapse, or electro-nuclear collapse.ICOPS 2000 abstract, fourth and fifth sentences
What to watch04Light elements such as carbon are reported to be regenerated out of that collapse, appearing as curious thin film or tube-like products on the electrode.ICOPS 2000 abstract, fifth sentence
What to watch05The geometry and the transport are stated exactly. The micro ball lightning was generated on the tip bottom of a plate anode of copper, shaped like a knife and about five millimetres wide, and was driven upward by the electrical potential; during that transit three kinds of trace were deposited on the copper plate — the transport of the micro ball lightning itself, the generation of carbon films, and a rotational eruption Matsumoto calls a micro tornado. He explains the mechanisms of all of them by his Nattoh model of 1999.ICOPS 2000 abstract, sixth sentence to the end
What to watch06The companion full-length paper fixes what the objects look like close up. Watched through a microscope video system at two hundred times magnification, the tiny sparks on the cathode are made of many microsparks that form and break continually; they sometimes gather into ring-clusters about one hundred micrometres across, and a sequence of frames shows a group of sparks separating from a palladium cathode and drifting toward the anode, which Matsumoto reads as evidence that they are negatively charged and can exist in the water as independent bodies.Companion paper, Experiments of Underwater Spark Discharges with Pinched Electrodes, Results section B, Figures 4 and 5
Published and peer-reviewed
The way in
https://doi.org/10.1109/plasma.2000.854996WHAT THIS IS. A one-page item in ICOPS 2000, the IEEE Conference Record — Abstracts of the 27th IEEE International Conference on Plasma Science, page 196. The record carries the marker ‘Summary form only given’, so the published item is the author’s abstract rather than a full paper. LICENCE. Closed at IEEE Xplore; Crossref records no licence for it and Unpaywall and OpenAlex both report it closed with no repository copy — checked 2026-09-08. No text is reproduced here; everything on this page is the site’s own summary and claims. SOURCES FOR THE CLAIMS. Claims one to five are read from the author’s abstract, which is public in full in the OpenAlex record for the item and was read there on 2026-09-08; its locators name the sentence of the abstract. Claim six is read from the author’s companion full-length paper on the same apparatus — Takaaki Matsumoto, ‘Experiments of Underwater Spark Discharges with Pinched Electrodes’, Journal of New Energy, free to read at https://lenr-canr.org/acrobat/MatsumotoTexperimenta.pdf, downloaded and read in full for this sheet — and its locator names that paper. AUTHOR. Takaaki Matsumoto, Department of Nuclear Engineering, Hokkaido University, Sapporo. The Crossref record gives the author as T. Matsumoto and no year; the year above is the conference year. NAME. The Nattoh model the abstract closes with is Matsumoto’s own, first published in 1989 and restated in 1999.
How to cite it
Takaaki Matsumoto (2000) Transport and collapse of micro ball lightning. doi:10.1109/plasma.2000.854996
Where it sits in the curriculum
Plasmoids, charge clusters and the orbsLattice confinement fusion