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PreprintCC BY-NC-NDChemRxiv

A bipartite quantum-acoustic architecture stabilizes multi-exciton solitons at 323 K

  1. 1Independent Researcher
  2. 2Department of Cell Systems and Anatomy
  3. 3UT Health San Antonio

Abstract

A fundamental thermal paradox has constrained the physical viability of quantum coherent Davydov solitons in protein α-helices for over 50 years. At 323 K (0.0278 eV), ambient thermal noise disrupts the localized amide I self-trapping resonance, rapidly scattering multi-quanta excitations into delocalized thermal states on femtosecond timescales. This long-standing decoherence gap is resolved by a non-equilibrium, bipartite quantum-acoustic stabilization matrix which induces a transverse acoustic viscoelastic phonon gap, extending exciton coherence lifetimes from 6.5 fs to 42.6 fs by acting as a macroscopic low-pass filter. Utilizing non-Markovian open quantum system simulations, we demonstrate that a highly polarizable variable-dipole linactant at the lipid raft interface induces localized electrodynamic Stark defects, breaking lattice translation symmetry to anchor the wave packet. Sustaining this protective boundary against passive diffusive loss mandates a strict kinetic equilibrium that arrests uncoupled proton leaks, directly coupling the continuous, hydrogen-bonded α-helices of eukaryotic F/V-type rotary c-rings to a hyper-rigid viscoelastic membrane locked in a far-from-equilibrium state. Finally, we present a definitive pathway to bypass thermal decoherence by establishing three physical boundary conditions to translate these biological principles into a predictive blueprint for synthetic quantum-acoustic metamaterials.

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BibTeX
@misc{loh2026bipartite,
  title = {{A bipartite quantum-acoustic architecture stabilizes multi-exciton solitons at 323 K}},
  author = {Doris Loh and Russel J. Reiter},
  howpublished = {ChemRxiv},
  year = {2026},
  month = oct,
  doi = {10.26434/chemrxiv.15009884/v1},
  url = {https://chemrxiv.org/doi/full/10.26434/chemrxiv.15009884/v1},
  note = {CC BY-NC-ND},
}
RIS
TY  - UNPB
TI  - A bipartite quantum-acoustic architecture stabilizes multi-exciton solitons at 323 K
AU  - Doris Loh
AU  - Russel J. Reiter
PY  - 2026
DA  - 2026/10/05
PB  - ChemRxiv
DO  - 10.26434/chemrxiv.15009884/v1
UR  - https://chemrxiv.org/doi/full/10.26434/chemrxiv.15009884/v1
AB  - A fundamental thermal paradox has constrained the physical viability of quantum coherent Davydov solitons in protein α-helices for over 50 years. At 323 K (0.0278 eV), ambient thermal noise disrupts the localized amide I self-trapping resonance, rapidly scattering multi-quanta excitations into delocalized thermal states on femtosecond timescales. This long-standing decoherence gap is resolved by a non-equilibrium, bipartite quantum-acoustic stabilization matrix which induces a transverse acoustic viscoelastic phonon gap, extending exciton coherence lifetimes from 6.5 fs to 42.6 fs by acting as a macroscopic low-pass filter. Utilizing non-Markovian open quantum system simulations, we demonstrate that a highly polarizable variable-dipole linactant at the lipid raft interface induces localized electrodynamic Stark defects, breaking lattice translation symmetry to anchor the wave packet. Sustaining this protective boundary against passive diffusive loss mandates a strict kinetic equilibrium that arrests uncoupled proton leaks, directly coupling the continuous, hydrogen-bonded α-helices of eukaryotic F/V-type rotary c-rings to a hyper-rigid viscoelastic membrane locked in a far-from-equilibrium state. Finally, we present a definitive pathway to bypass thermal decoherence by establishing three physical boundary conditions to translate these biological principles into a predictive blueprint for synthetic quantum-acoustic metamaterials.
ER  -