Kronos Fusion Energy · Live Physics & Verification

Validators — every de-risking analysis

One validator per analysis gate behind the Kronos 2026 design. Each card carries the frozen result, its verdict, and a reproduction recipe against the public toolkit. Regenerated from the ratified 2026-08-27 freeze — the old Q=3.424 pages are retired.

Breeder Q 3.076 · 85.04 MW · 9.66 MA · δ -0.3Burner Q_E 1.318 · f_n 5.44% · plug 16×CGYRO NT suppression ~40% ion / ~80% e⁻freeze 2026-08-27 · 141 gates
Breeder · 76 gates
GateAnalysisDomainLayerVerdict
BR-L1-A1 Breeder 0-D power & particle balance (config 22021)reduced-orderL1reproduced
BR-L1-A2 Mission-point re-optimization (source-strength vs centrepost-life)reduced-orderL1reproduced
BR-L1-A3 Near-aneutronic (He-3-rich) operating-point scanreduced-orderL1reproduced
BR-L1-A4 Reduced-order confinement quasilinear baselinereduced-orderL1reproduced
BR-L1-A11 Flux-driven integrated transport / profile prediction (TGYRO)transportL1reproduced
BR-L1-A53-D Monte-Carlo neutron transport (OpenMC ENDF/B-VIII.0)neutronicsL1reproduced
BR-L1-A6 Tritium-cycle surplus & startup-inventory modeltritiumL1reproduced
BR-L1-A7Negative-triangularity (d=-0.30) design re-anchor & auditanchorL1reproduced
BR-L1-A12Free-boundary equilibrium + ideal-MHD stabilityequilibriumL1reproduced
BR-L1-A14 Fast-ion (alpha) confinement + first-wall loadingfast-ionL1reproduced
BR-L1-A8 Tritium fuel-cycle dynamicstritiumL1reproduced
BR-L1-A9Blanket thermal-hydraulics + walk-away decay-heatthermalL1reproduced
BR-L1-A10Activation inventory + waste classificationactivationL1reproduced
BR-L1-A13Neutron damage (dpa) + component lifetimedamageL1reproduced
BR-L1-A13bCentrepost life <-> inboard-shield trade-offdamageL1reproduced
BR-OUT-1 Tritium self-sufficiency de-risked; export scaletritiumOUTreproduced
BR-OUT-2 Helium-3 domestic flowisotopeOUTreproduced
BR-OUT-314 MeV neutrons operating-class domestic sourceneutronsOUTreproduced
BR-L2-A1cCore turbulent transport Tier 1c kinetic-e/EM/convergedturbulenceL2reproduced
BR-L2-A1eCore turbulent transport Tier 2 2-D flux mapturbulenceL2reproduced
BR-L2-A6Bootstrap current / neoclassical (NEO)neoclassicalL2reproduced
BR-L2-A7Neutronics / tritium breeding (OpenMC)neutronicsL2reproduced
BR-L2-A7uAdvanced-blanket TBR uplift (toward 4 kg-T/yr target)neutronicsL2reproduced
BR-L2-A8Materials discovery (ML screen)materialsL2reproduced
BR-L2-A9DFT validation of the alloys (Quantum ESPRESSO)dftL2revised
BR-L2-A10Disruptions & runaway electronsdisruptionsL2estimated
BR-L2-A11Power exhaust / divertor detachmentdivertorL2estimated
BR-L2-A11bDivertor closing window advanced-divertor requirementdivertorL2estimated
BR-L2-A11b-s3Stacked-lever detachment validation (2-D edge code)divertorL2reproduced
BR-L2-A11gDuty-cycle / pulsed operationdivertorL2reproduced
BR-L2-A11hMinimum-mission-power optiondivertorL2reproduced
BR-L2-A11-SUMDivertor portfolio stacking summarydivertorL2reproduced
BR-L2-A12ML transport surrogatemlL2reproduced
ENV-A1Zero-carbon operation + lifecycleenvironmentENVreproduced
ENV-A2Activation & radioactive waste (aneutronic edge)environmentENVreproduced
ENV-A3Inherent safety walk-away no meltdownenvironmentENVreproduced
ENV-A4Fuel abundance + resource footprintenvironmentENVreproduced
SC-BR-1Critical-materials supply chain (REBCO/6Li/Be/W)supply-chainSCreproduced
SC-BR-2Build & manufacturability (centrepost/6Li blanket/coil qual)supply-chainSCreproduced
SC-BR-3Site licensing & build sequencesupply-chainSCreproduced
BR-L2-A16Neoclassical bootstrap & flows - first-principles (local)neoclassicalL2reproduced
BR-L2-A17 Quasilinear turbulent transport - TGLF+TGYRO (local)transportL2reproduced
BR-L2-A18Linear gyrokinetic stability spectrum (local)turbulenceL2reproduced
BR-L2-A19Free-boundary equilibrium + ideal-MHD dW (local)equilibriumL2reproduced
BR-L2-A20 Fast-ion orbit-following + first-wall load (local)fast-ionL2reproduced
BR-L2-A21Edge/SOL detachment 1-D/2-D (local)divertorL2reproduced
BR-L2-A22CAD-faithful neutronics (STEP->DAGMC) (local)neutronicsL2reproduced
BR-L2-A23Activation inventory + shutdown-dose R2S (local)activationL2revised
BR-L2-A24PKA spectra -> DPA cascades (local)damageL2reproduced
BR-L2-A25 Tritium transport & permeation (local)tritiumL2reproduced
BR-L2-A26Microstructure KMC - He/H bubbles (local)materialsL2revised
BR-L2-A27PMI sputtering & erosion (local)pmiL2reproduced
BR-L2-A28Nuclear-data processing & UQ (local)nucdataL2reproduced
BR-L2-A29 Radiated-power / impurity CR (local)radiationL2reproduced
BR-L2-A30Systems / POPCON operating-point (local)systemsL2reproduced
BR-L2-A31Low-activation first-wall alloy - DFT composition-of-matter (Ti-W-Fe-Cr)dftL2reproduced
BR-L2-A32High-cohesion divertor alloy - DFT (Ta-Re-W-Ti-V)dftL2revised
BR-L2-A33Direct-energy-conversion electrode alloy - DFT (W-Ti-Cr-Ta-V)dftL2reproduced
BR-L2-A34Low-activation ductile breeder-blanket alloy - DFT (Al-Ti-Zr-Cr)dftL2reproduced
BR-L2-A35Refractory HEA family screen - ML + DFT (M1)materialsL2reproduced
BR-L2-A36Radiation-tolerant REBCO tape / conductor design (M4)materialsL2reproduced
BR-L2-A37Expanded low-activation PFC alloy family (Re-free / Cu-Mo-free)dftL2reproduced
SC-BR-4 Per-turn engineered pre-compression winding - NI REBCO Lorentz-strain flatteningstructuralSCreproduced
BR-OUT-4Indigenous closed fuel loop (D-T breeder -> He-3 -> D-3He burner)fuelcycleOUTreproduced
SC-BR-5Li-6 supply routes ledger (stockpile/allied/enrichment builds vs Q2-2027)supply-chainSCreproduced
BR-L2-A5Nonlinear EM (finite-beta) apexturbulenceL2reproduced
REG-P13GPU fleet ETG electron-scale (nonlinear): NT 79-80% below PT (Q_e 23.4 vs 110.7 @ a/L_Te=3.0). NEGATIVE-TRIANGULARITY BENEFIT HOLDS AT ELECTRON SCALE. mu=400 (standard, published ETG practice); the ion scale is independently real-mass confirmed (A1c mu=3672).turbulenceL2reproduced
BR-L2-A7bNeutronics/TBR companion (OpenMC)neutronicsL2reproduced
BR-L2-A7cPbLi export-TBR arbiterneutronicsL2revised
KX-L1-A22In-loop NV-diamond quantum-sensing state estimator (in-winding REBCO quench precursor)sensingL1reproduced
BR-L2-A18bCGYRO/QLGYRO standalone link fix + linear smoke testturbulenceL2reproduced
BR-L2-A37aHigh-cohesion Ta-free DIVERTOR alloy - DFT (Cr2Ti4V4W6)dftL2reproduced
BR-L2-A37bLow-activation Ta-free FIRST-WALL alloy - DFT (Cr1Ti7V4W4)dftL2reproduced
BR-L2-A37cTa-free DEC-electrode alloy - DFT (Cr2Ti5V1W8)dftL2reproduced
BR-L2-A13Collisionality (ν*) robustness of the quiet basinturbulenceL2reproduced
BR-L2-A18cCross-scale linear γ(kᵧ) spectrum, NT vs PTturbulenceL2reproduced
Burner · 40 gates
GateAnalysisDomainLayerVerdict
BU-L1-A1 Burner 0-D tandem-mirror power balance (Pastukhov-plug Mode-M)reduced-orderL1reproduced
BU-L1-A2 Plug-coil structural qualification (analytic thick-wall -> 3-D FEA)structuralL1reproduced
KX-L1-A9Application-fit & commercial de-risking (defense / data-center)commercialL1reproduced
BU-L1-A10 DEC direct-conversion efficiencydecL1reproduced
AG-L1-A1Islanded / forward-base operation (Aegis)aegisL1reproduced
AG-L1-A2Personnel-proximity dose + transportability (Aegis)aegisL1reproduced
MV-L1-A1Data-center load-following + uptime (MetroVolt)metrovoltL1reproduced
MV-L1-A2Waste-heat integration (MetroVolt)metrovoltL1reproduced
MV-L1-A3Direct-DC delivery via DEC (MetroVolt)metrovoltL1reproduced
BU-L2-A2 Design-space + net-gain databasedesign-spaceL2reproduced
BU-L2-A3WHAM benchmarkbenchmarkL2revised
BU-L2-A5 Velocity-space microstability (DCLC / AIC loss-cone)microstabilityL2reproduced
BU-L2-A6 Central-cell radial transporttransportL2reproduced
SC-BU-1Critical-materials supply chain (REBCO >=30T plug / alloys)supply-chainSCreproduced
SC-BU-2Build & manufacturability (>=30T plug coil / two housings)supply-chainSCreproduced
SC-BU-3Site licensing & build sequencesupply-chainSCreproduced
BU-L2-A7 Velocity-space microstability PIC (local)microstabilityL2revised
BU-L2-A8RF & Fokker-Planck ray/kinetics (local)rfL2revised
BU-L1-A11Strategic-isotope-foundry configuration (method)designL1reproduced
KX-L1-A3-BU Radiation transport on the burner (brems + 3-model synchrotron, mirror)radiationL1reproduced
KX-L1-A5-BUGlobal UQ 40k Monte-Carlo on the burner (ne/x_he3/Ti/beta_c/B_m)uqL1reproduced
KX-L1-A13-BUCBF safety clamp on the burner (beta_c / plug envelope)controlL1reproduced
KX-L1-A14-BUBayesian optimization UQ & calibration on the burneruqL1reproduced
KX-L1-A15-BUPlug-coil digital twin + quench margin (>=30 T program coil)twinL1reproduced
KX-L1-A18-BUQuantum-sensing spec for the burner plug fieldsensingL1reproduced
KX-L1-A20-BUFused quench-precursor detector - plug-coil signalstwinL1reproduced
KX-L1-A21-BUOperating-window controller - burner (n_plug/n_c x B_m vs coil life)controlL1reproduced
ENV-A1-BUZero-carbon operation + lifecycle (burner)environmentENVreproduced
ENV-A2-BUActivation & waste - aneutronic edge (burner f_n 5.44%)environmentENVreproduced
ENV-A3-BUInherent safety walk-away (burner)environmentENVreproduced
ENV-A4-BUFuel abundance + resource footprint (burner D-He3)environmentENVreproduced
AG-L1-A3Mission availability & RAMI - defense duty profile (sortie-class demand)aegisL1revised
AG-L1-A5Site hardening - EMP / physical-security / attack-surface classaegisL1revised
AG-L1-A6He-3 fuel logistics to fixed defense installations (supply/storage/security)aegisL1revised
AG-L1-A7DoD acquisition-pathway fit (OTA / pilot precedent / DEC pitch alignment)aegisL1revised
AG-L1-A8Grid-independence endurance - fuel-on-site days & islanded-ops depthaegisL1reproduced
MV-L1-A4Uptime / SLA analysis - 4-nines vs plasma transients + N+1 fleet redundancymetrovoltL1revised
MV-L1-A6Grid interconnect vs behind-the-meter topology (DEC direct-DC advantage)metrovoltL1revised
MV-L1-A7Power-density & campus siting fit (MW/acre vs hyperscale build norms)metrovoltL1revised
MV-L1-A8Waste-heat -> cooling/PUE integration engineeringmetrovoltL1reproduced
Shared · 25 gates
GateAnalysisDomainLayerVerdict
KX-L1-A1Design-closure optimization (HC/BC corner mapping)optimizationL1reproduced
KX-L1-A2 Structured confinement & stability reviewstabilityL1reproduced
KX-L1-A3 Electron-cyclotron / synchrotron radiation transport (CYTRAN-class)radiationL1reproduced
KX-L1-A4ML interatomic-potential alloy screen (CHGNet / pymatgen)materialsL1reproduced
KX-L1-A5Global sensitivity & UQ (40k-sample Monte-Carlo)uqL1reproduced
KX-L1-A6Formal V&V suite (MMS / GCI / Sobol / PCMM)vvL1reproduced
KX-L1-A7Extrapolation ledger & multi-device post-diction (9-device)extrapolationL1reproduced
KX-L1-A10KRONOS reduced-order engine & frozen-anchor reproducibility suitereproducibilityL1reproduced
KX-L1-A11Physics-informed equilibrium surrogate (PINN)mlL1reproduced
KX-L1-A12Graph-NN state reconstruction & disruption/quench-precursormlL1reproduced
KX-L1-A13Certifiable closed-loop control (CBF-certified safety clamp)controlL1reproduced
KX-L1-A14Surrogate-accelerated Bayesian optimization UQ & calibrationuqL1reproduced
KX-L1-A15Magnet digital-twin + quench-precursor detectiontwinL1revised
KX-L1-A16Quantum-inspired tensor-network kinetic solver (classical)tensorL1reproduced
KX-L1-A17Materials VQE proof-of-concept (classical simulator)quantum-simL1reproduced
KX-L1-A18Quantum-sensing diagnostics spec (NV / atomic / SQUID)sensingL1revised
KX-L3-A1Full 6-D kinetic plasma dynamics (quantum Hamiltonian sim)quantumL3estimated
KX-L3-A2Exact materials electronic structure (quantum chemistry beyond DFT)quantumL3estimated
KX-L3-A3Quantum optimization (design-space / fuel-cycle / fleet)quantumL3estimated
KX-L3-A4Quantum machine-learning surrogatesquantumL3estimated
KX-L3-A5Quantum-enhanced diagnostics / sensingquantumL3estimated
KX-L3-A6Fault-tolerant quantum-computation resource estimatesquantumL3reproduced
KX-L3-A7Dated quantum-technology roadmap (thresholds vs time)quantumL3reproduced
KX-L1-A20Fused strain + magnetization quench-precursor detectortwinL1reproduced
KX-L1-A21Coupled operating-current-window controller (centrepost-life <-> tritium-startup)controlL1revised