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Physics-constrained neural networks for surrogate modeling of lossless periodic structures

arxiv.org/abs/2606.28119

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Updated 6 h ago · first seen 11 Sept 2026

paper_01M294FTAEWQE9SP8CKHN9GJHE

Published
11 Sept 2026
T1 · 6 h ago
arXiv
2606.28119
T1 · 6 h ago
Category
physics.optics
T1 · 6 h ago

Abstract

-cross Abstract: We introduce a physics-constrained neural network for the rapid prediction of rigorous coupled-wave analysis outputs in the form of Jones matrices. Starting from energy conservation in lossless layered periodic structures, we use the fact that the scattering outputs lie on a Stiefel manifold. This energy constraint is enforced as a hard condition by projecting onto the manifold using differentiable symmetric orthogonalization. The resulting surrogate enforces energy conservation by construction while preserving differentiability for gradient-based inverse design. The performance and generality of the proposed approach are demonstrated through the inverse design of a diffractive waveguide combiner for augmented reality glasses.

Authors 2

Eric Prehn, Peter Jung

Specification

Official page

Source:arXiv (Atom API + RSS)T1observed 6 h agohigh

Arxiv announce type
replace

Source:arXiv (Atom API + RSS)T1observed 6 h agohigh

arXiv id
2606.28119

Source:arXiv (Atom API + RSS)T1observed 6 h agohigh

Categories
physics.optics, cs.LG

Source:arXiv (Atom API + RSS)T1observed 6 h agohigh

PDF

Source:arXiv (Atom API + RSS)T1observed 6 h agohigh

Primary category
physics.optics

Source:arXiv (Atom API + RSS)T1observed 6 h agohigh

Published
11 Sept 2026

Source:arXiv (Atom API + RSS)T1observed 6 h agohigh

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Provenance

Attributed facts

9

Source tiers

T19

Freshest observation

6 h ago

Conflicts

None