A hybrid two-level method decomposes the one-group steady-state Boltzmann transport solution into P1 macro moments solved via low-order equations with exact closures and micro fluctuations via Monte Carlo, coupled through fixed-point iteration.
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Multilevel hybrid transport (MLHT) methods combine MLMC with quasidiffusion and second-moment low-order equations, using Monte Carlo for closures and showing weak convergence of functionals on 1D slab problems.
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Hybrid Two-Level Transport Method with Solution Decomposition in Macro and Micro Components
A hybrid two-level method decomposes the one-group steady-state Boltzmann transport solution into P1 macro moments solved via low-order equations with exact closures and micro fluctuations via Monte Carlo, coupled through fixed-point iteration.
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Multi-Level Hybrid Monte Carlo / Deterministic Methods for Particle Transport Problems
Multilevel hybrid transport (MLHT) methods combine MLMC with quasidiffusion and second-moment low-order equations, using Monte Carlo for closures and showing weak convergence of functionals on 1D slab problems.