PLASMION-1 ENGINE v2.8: 200 KHZ CLOSED-LOOP TOKAMAK CONFINEMENT VALIDATED ACROSS MULTI-DEVICE DATASETS
PLASMION AI
FOUNDATION NEURAL-PDE WORLD MODELS FOR NUCLEAR FUSION

Autonomous Neural
Magnetohydrodynamics
for Commercial Fusion

Plasmion AI trains Continuous Neural Operator world models to predict, suppress, and eliminate plasma micro-instabilities at 200 kHz. Enabling stable burning plasma (Q > 10) and unlocking multi-gigawatt baseload clean power.

150 ms
Disruption Horizon
200 kHz
Closed-Loop Rate
99.8%
Quench Suppression
100,000x
Speedup vs HPC
Empirically cross-validated against 1,400+ experimental discharges
TOKAMAK FLUX SIMULATOR
CONFINEMENT ACTIVE
TOROIDAL FIELD: 8.5 T
PLASMA CURRENT: 12.0 MA
INTERACTION: DRAG TO ROTATE 3D
DISRUPTION PROBABILITY
0.03%
CORE TEMPERATURE (Ti)
142.5 MK
ACTUATOR LATENCY
4.6 µs
ENERGY GAIN (Q)
11.8x
Bt Field:
Ip Current:
THE CRITICAL BOTTLENECK

Why Fusion Has Remained 30 Years Away

Magnetic confinement reactors generate plasmas hotter than the core of the Sun. At high pressure, nonlinear magnetohydrodynamic instabilities trigger abrupt thermal quenches in milliseconds—damaging multi-billion dollar vacuum vessels.

01

Micro-Turbulent Chaos

Turbulent eddies on the ion gyroradius scale leak heat faster than alpha particles can sustain self-heating, quenching the thermonuclear burn before net-energy breakeven is reached.

Governed by 6D Vlasov-Maxwell-Boltzmann equations.
02

Thermal Quench Disruptions

Neoclassical Tearing Modes (NTMs) and Edge Localized Modes (ELMs) collapse magnetic flux surfaces within 5 milliseconds, depositing gigajoules of thermal energy onto plasma-facing divertor armor.

Causes runaway electron beams exceeding 20 MeV.
03

The Supercomputing Lag

First-principles ab-initio simulations take 3 weeks on high-performance supercomputing clusters to model just 50 microseconds of plasma time. Real-time feedback control cannot wait for HPC clusters.

Legacy PID controllers fail at nonlinear regimes.
THE PLASMION ARCHITECTURE

Three Engines For Infinite Firm Clean Power

Our physics-informed neural foundation models bridge ab-initio mathematical physics and microsecond hardware control.

Foundation Model Core Engine 1

Plasmion-1 World Model

An 18-billion parameter Fourier Neural Operator trained across millions of simulated gyrokinetic discharges and multi-tokamak experimental diagnostics. Resolves continuous 3D magnetic flux geometries with zero spatial discretization limits.

  • Generalizes across aspect ratios (A = 1.3 to 3.2)
  • 100,000x faster than traditional JOREK/NIMROD solvers
  • Sobolev-regularized conservation of magnetic helicity
Closed-Loop Control Core Engine 2

MagActuate Controller

Real-time deep reinforcement learning policy executing at 200 kHz directly inside the reactor's FPGA/Tensor matrix cluster. Modulates currents across 128 high-temperature superconducting (HTS) poloidal field coils.

  • Sub-5-microsecond inference loop latency
  • Active electron cyclotron current drive (ECCD) steering
  • Zero coil-current saturation guarantee
Safety Shield Core Engine 3

NeuroQuench Mitigation

Autonomous anomaly detector providing a 150-millisecond advance warning window prior to density limit disruptions. Automatically engages shattered pellet injection (SPI) and resonant magnetic perturbations (RMP) if instability exceeds safe thresholds.

  • 99.8% true-positive disruption detection
  • Zero false positive shut-offs across test suite
  • Protects multi-million-dollar beryllium/tungsten armor
EXPERIMENTAL VERIFICATION

Performance Matrix vs Legacy Systems

Quantitative benchmarks comparing Plasmion-1 against industry-standard numerical solvers and classical PID controllers.

Evaluated on Multi-Tokamak Discharges
METRIC / CAPABILITY PLASMION-1 FOUNDATION ENGINE JOREK 3D MHD SOLVER NIMROD EXTENDED MHD CLASSICAL PID CONTROLLER
Closed-Loop Control Rate 200 kHz (5 µs loop) Offline only (hrs/step) Offline only (days/step) 10 kHz (100 µs loop)
Disruption Warning Window 150 ms advance notice Non-predictive Non-predictive < 15 ms (Reactive)
Nonlinear Plasma Dynamics Fully Modeled (Sobolev PDEs) Accurate but compute-bound Accurate but compute-bound Linearized Only (Diverges)
Multi-Tokamak Portability Zero-Shot Adaptable Geometry Manual re-meshing (months) Manual re-meshing (months) Device-specific hand tuning
Thermal Quench Prevention Rate 99.8% Successful Mitigation N/A (Simulation Only) N/A (Simulation Only) 62.4% (Frequent Divertor Scrape)
SERIES SEED / ACCELERATOR CAPITAL DECK

Explore Our 10-Slide Investor & Accelerator Deck

Examine our addressable market in clean commercial fusion ($84B+), hardware tensor compute scaling requirements, multi-device empirical validation, and 24-month roadmap.

EXECUTIVE LEADERSHIP

World-Class Plasma Physicists & AI Pioneers

Bridging elite computational plasma research and extreme-scale parallel tensor engineering.

SA

David Thorne

Founder & Chief Executive Officer

Ph.D. in Computational Plasma Physics & Applied Mathematics (MIT / Princeton Plasma Physics Laboratory). Author of 14 seminal papers on Neural Operators for Magnetohydrodynamics.

Ex-Scientist, Max Planck Inst. for Plasma Physics
ER

Dr. Elena Rostova

Chief Science Officer & Co-Founder

Ph.D. Imperial College London. 12+ years in tokamak MHD theory, non-inductive current drive, and resonant magnetic perturbation stability modeling.

Ex-Senior Fellow, ITER Theory & Modelling
KW

Kaelen Ward

VP of AI Systems & HPC

M.S. Stanford University. Specialist in low-latency petascale distributed tensor acceleration, kernel-level FP8 matrix optimizations, and sub-microsecond FPGA pipelines.

Ex-Principal HPC Engineer, Argonne National Lab
AL

Amara Lindqvist

Head of Commercial & Strategy

MBA Harvard Business School, B.S. Nuclear Engineering. Former director of strategic partnerships in advanced energy infrastructure and public-private utility ventures.

Ex-Clean Energy Infrastructure Fellow
FREQUENTLY ASKED QUESTIONS

Technical & Operational FAQ

How does Plasmion-1 achieve 200 kHz closed-loop control on superconducting coils?

Plasmion-1 decouples continuous physics prediction from actuator inversion. The foundation model continuously predicts the 3D boundary flux state 150 ms forward, while our ultra-compact distilled policy runs on high-speed tensor accelerators directly interfaced to the power supplies via deterministic PCIe interconnects, achieving total latency under 5 microseconds.

Can Plasmion adapt across different tokamak geometries (e.g. Spherical vs Conventional)?

Yes. By employing mesh-free Fourier Neural Operators defined on continuous Riemannian manifolds, the model represents magnetic equilibria coordinate-independently. We have validated zero-shot and few-shot transfer between compact spherical designs and conventional aspect ratio tokamaks.

What compute scale is utilized to train Plasmion foundation models?

Training involves massive distributed tensor accelerator clusters with high-bandwidth memory interconnects, processing petabytes of synthetic 6D gyrokinetic kinetic turbulence simulations and historical Thomson scattering, ECE, and magnetics telemetry.

Accelerate The Commercial Fusion Transition

Whether you operate an experimental magnetic confinement facility, develop advanced tokamak reactors, or seek co-development partnerships, Plasmion AI is your physics-grade intelligence layer.

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