Deterministic Dual-Continuum Silicon Acceleration for Space Electrodeless Pulsed Inductive Plasma Propulsion

Technical White Paper QN-EPT-2026-V1.0QuantNature Global Research & Space Systemshttps://www.quantnature.com Abstract Next-generation in-space electric propulsion is fundamentally constrained by the operational lifetimes of conventional Hall thrusters and gridded ion engines, which suffer from severe hollow cathode sputtering, channel bore erosion, and exclusive reliance on scarce, high-cost Xenon propellants (Isp ≈ 1,000–1,800 s). While Pulsed Inductive Thrusters (PIT) eliminate physical electrodes via non-contact Lorentz induction (Jθ × Br), practical deployment has been stalled by the 6-decade multi-scale temporal divergence between macroscopic plasma plume relaxation (10–100 ms) and nanosecond power switching (25 ns). To resolve these barriers, this white paper establishes a deterministic dual-continuum space electrodeless pulsed inductive plasma propulsion architecture co-accelerated across an NVIDIA RTX 3080 GPU (1,000,000-Node RPU Field Engine) and an AMD/Xilinx Zynq-7000 SoC (25 ns QRPU Silicon Core). Operating agnostically on abundant green propellants (Argon, Nitrogen, or Ingested Ambient VLEO Atmosphere) without physical cathodes or moving parts, the architecture achieves complete immunity to cathode sputtering and channel degradation. Key Architectural & Physical Breakthroughs Cathode-Less Electrodeless Lorentz Acceleration: Eliminates metallic electrode erosion via pure azimuthal induction, enabling multi-decade operational lifetimes without cathode mass loss. Dual-Mode Dynamic Frequency Scaling (1–250 Hz): Operates across two distinct space envelopes within an identical physical core: Mode A (SmallSat Constellation Station-Keeping): Isp > 3,500 s, vexhaust ≈ 35–45 km/s, Favg = 10–50 mN at < 250 W. Mode B (High-Power Cis-Lunar Tug & Orbital Dash): Favg = 163.42 N (burst), vexhaust = 1,600.0 m/s, Ξthrust = 1.12 N/kW at 145.63 kW electrical load. Sub-Cycle 25 ns ZVS Resonant Power Commutation: Enforces deterministic Zero-Voltage Switching (ZVS) boundary locking at 25.0 ns precision, extinguishing turn-on semiconductor losses (Psw ≡ 0.0 W, ηZVS = 98.2%) without vacuum thermal radiators. Dual-Continuum Co-Processing: Resolves coupled 3D magnetoplasmadynamic (MHD) tensor relaxation across 106 Eulerian nodes in 166.2 ms on parallel GPU substrates, deterministically establishing magnetic pinch confinement (Vpinch) to isolate plasma from dielectric walls. Hybrid Electrostatic Bus Isolation: Incorporates radiation-tolerant Lithium-Ion Capacitor (LIC) buffers (> 15 kW/kg) to isolate primary spacecraft solar/battery buses from > 1,500 A microsecond inductive pulse loads. Defensive Prior Art Declaration To establish public prior art and preclude uninventive patent preemptions by aerospace incumbents, QuantNature Global explicitly asserts global defensive priority over: Dual-Continuum Space Electrodeless Lorentz Thruster Architecture: Co-processing coupling macroscopic multi-node (≥ 105) Eulerian MHD continuum solvers with sub-cycle (≤ 40 ns, 25.0 ns) deterministic FPGA logic in space vacuum. Sub-Cycle 25 ns ZVS Resonant Space Power Commutation: Closed-loop ZVS boundary locking within ≤ 25.0 ns across multi-kilowatt pulsed inductive space thrusters (Psw ≡ 0.0 W, ηZVS ≥ 98.0%, frep = 1–250 Hz). Cathode-Less Non-Contact Magnetic Pinch Confinement (Vpinch): Superposing radial parabolic-Gaussian confinement (Vpinch) with axial acceleration (Vthrust) to magnetically detach plasma sheets from thruster bore walls. Dual-Mode Dynamic Frequency Scaling Space Propulsion: Dynamically scaling pulse repetition rates from low-power station-keeping (≤ 5 Hz, ≤ 500 W) to high-power cis-lunar space tugging (≥ 100 Hz, ≥ 10 kW, ≥ 50 N) on an identical electrodeless hardware core. Propellant-Agnostic VLEO & Deep Space Inductive Acceleration: Pure azimuthal Lorentz induction (Jθ × Br) accelerating non-xenon green propellants (Argon, Nitrogen, CO2, H2O) and scooped VLEO residual atmosphere (ABEP) with Isp > 3,500 s. Intellectual Property & Licensing Notice This technical white paper is published under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License (CC BY-NC-ND 4.0). Commercial exploitation, unauthorized redistribution, reverse engineering of underlying RTL bitstreams, or proprietary hardware derivation without written licensing agreements from QuantNature Global is strictly prohibited. All rights reserved.