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quant-ph2026

Exact dynamics of first-order system-bath coherence in bilinear bosonic models

Yang-Yang Xie, Song-Lin Wu, Paul Brumer +2

We investigate the exact dynamics of first-order system--bath coherence induced by excitation exchange in bilinear bosonic models. By solving the linear Heisenberg equations, we ob…

quant-ph2026

Coherent Control of Energy Transport at Room Temperature in a Noisy Bath

Davinder Singh, Paul Brumer

Coherent control of energy transport in a non-equilibrium steady-state (NESS) in a reaction-center-connected donor-acceptor pair is proposed. The pigments are considered to be cont…

physics.atom-ph2026

Identical-Particle Symmetry-Enabled Complete Coherent Control of Ultracold Atomic and Molecular Collisions

Jing-Chen Zhang, Adrien Devolder, Timur V. Tscherbul +2

We show that exchange symmetry in collisions of identical particles enables symmetry-protected coherent control of the total scattering cross section. For identical fermions, antis…

quant-ph2026

Steady-State Coherences under Partial Collective non-Markovian Decoherence

S. L. Wu, W. Ma, Zhao-Ming Wang +2

Steady-state coherence in open quantum systems is crucial for quantum technologies, yet its behavior is not fully understood due to the interplay between collective and individual…

physics.atom-ph2026

General framework for quantifying entanglement production in ultracold molecular collisions and chemical reactions

Adrien Devolder, Paul Brumer, Timur Tscherbul

Entanglement, a defining feature of quantum mechanics, arises naturally from interactions between molecular systems. Yet the precise nature and quantification of entanglement in th…