Replies to post #44639 on American Fusion Inc (AMFN)

[tdbowieknife]

It's not even "advanced"... It's still just a concept. There is no working reactor... there isn't even an experimental unit to prove out the concept.

https://investorshub.advfn.com/boards/read_msg.aspx?message_id=177125627

https://investorshub.advfn.com/boards/replies.aspx?msg=177125627

RNWF is scamming you all with a fantasy "fusion reactor" with a bunch technical stuff that most folks don't understand. This thing is nowhere near what they are claiming. They are feeding you all complete bullshit.

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[tdbowieknife]

Comparison to Spark...

Comparing Kepler Aerospace’s Texatron to the MIT/CFS SPARC reactor highlights the difference between "speculative" and "mainstream" fusion engineering. While both aim for compact designs, their physical foundations and verification levels are worlds apart.

1. Magnetic Confinement Strategy
SPARC (High-Field Tokamak): Uses a Tokamak configuration—the most researched and proven fusion geometry globally. It relies on a "toroidal" (donut) field combined with a current inside the plasma.

Texatron (Pulsed Torsatron): Uses a Torsatron/Stellarator variant. Unlike tokamaks, stellarators use complex twisted external coils to stabilize plasma without needing a large internal current.

The Conflict: The Texatron claims to be "fast-pulsed" (like a camera flash). In plasma physics, torsatrons are traditionally valued for being steady-state (running continuously). A "fast-pulsed torsatron" is an engineering paradox; the rapid magnetic pulses would create violent mechanical stresses on the twisted coils that could tear the machine apart.

2. Magnet Technology
SPARC: Built around REBCO (Rare-Earth Barium Copper Oxide) high-temperature superconductors. MIT/CFS successfully demonstrated a record-breaking 20 Tesla magnet in 2021. This technology is the "engine" that allows SPARC to be small yet powerful.

Texatron: Claims a "Rifled Toroidal Pinch" (RTP) design. John Brandenburg’s patents describe "rifling" (physical grooves) on the interior of the reactor to "spin" the plasma.

The Problem: At fusion temperatures (millions of degrees), plasma cannot "touch" a surface; it must be suspended by magnetic fields. Any physical rifling would be vaporized instantly. There is no evidence Kepler has a magnet system that can match the field strength or stability of MIT’s HTS magnets.

SPARC is backed by 47+ researchers from 12 institutions. They have released their entire physics basis across seven peer-reviewed papers to be "stress-tested" by the global scientific community.

Kepler/Brandenburg operates largely through patent applications and press releases. Brandenburg’s most recent technical "capstone" papers (2024) are mostly found on ResearchGate or in fringe journals rather than mainstream physics publications.

Conclusion of Comparison
The SPARC reactor is an "extreme engineering" project based on conservative physics. It uses better materials (HTS) to make a known design (Tokamak) more efficient.

The Texatron is a "speculative physics" project. It proposes multiple "unsolved" breakthroughs simultaneously:

A new pulsed-torsatron hybrid.

Physical rifling for plasma stability.

Direct energy conversion.

D-He³ ignition in a truck-sized device.

In the fusion community, if you claim to have solved one of these, you win a Nobel Prize. Claiming to have solved all four without sharing data or having a massive experimental facility is why the post you submitted labeled it "100% not plausible."

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