Mechanisms underpinning precise neural synchronization

Determine the mechanisms that underpin precise synchronization of neural activity in the brain, in order to explain how large populations of neurons achieve coordinated timing across brain networks.

Background

The paper motivates its study by highlighting that neuronal synchronization is foundational to neurobiological processes and is disrupted in various brain disorders, yet the concrete biophysical mechanisms responsible for precise synchronization remain unidentified.

To explore a potential route toward synchronization, the authors analyze entangled biphoton generation from C–H bond vibrational modes within cylindrical cavities formed by myelin sheaths, proposing that these quantum resources could contribute to neural coordination. However, the general problem of identifying the mechanisms behind precise neural synchronization remains unresolved.

References

Despite these observations, the mechanisms underpinning precise synchronization of neural activity remain unknown, necessitating interdisciplinary research, particularly in the realms of neuroscience and quantum physics.

— Entangled biphoton generation in myelin sheath  (2401.11682 - Liu et al., 2024) in Section 1, Introduction

Conjectural extensions of the delay-gradient mechanism: that the gradient of horizontally extending axons contributes to the genesis of V1 gamma rhythms, that cortical feedback sharpens LGN feature selectivity by the same timing criterion, and that topographic order in the retinogeniculate projection follows from the temporal order of columnar activation. None of it is simulated.

— Axonal delay dispersion decides whether a neuron detects an event or a sequence, and predicts cortical column diameter  (2609.04195 - Bi et al., 3 Sep 2026) in Supporting information, S1 Text, “Delay gradients, cortical rhythm genesis, and developmental topography”