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Yann Harel

3 papers in the library · 25 citations · publishing 2023-2026

Papers

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LSD Relaxes Structural Constraints on Brain Dynamics and Default Mode Decoupling Tracks Ego Dissolution

bioRxiv (Cold Spring Harbor Laboratory) March 5, 2026 Venkatesh Subramani, Annalisa Pascarella, Jérémy Brunel et al.

Abstract Psychedelics profoundly alter conscious experience, yet how they reshape the relationship between brain anatomy and function remains unclear. In particular, it is unknown whether psychedelic states reflect a global disruption of structure–function organization or a frequency– and network-specific reconfiguration of neural dynamics relative to the structural connectome. Here we address...

LSD Reconfigures Cortical Dynamics Through Faster Brain Rhythms and Increased Fractal Dimension

bioRxiv (Cold Spring Harbor Laboratory) January 29, 2026 Venkatesh Subramani, Timothy Nest, Annalisa Pascarella et al. 1 citation

Abstract Lysergic acid diethylamide (LSD) profoundly alters conscious experience, yet the electrophysiological mechanisms by which it reshapes neural dynamics remain incompletely understood. A hallmark of psychedelic states is widespread cortical desynchronization, typically inferred from reductions in spectral power, but whether such effects reflect genuine weakening of neural oscillations or...

Autonomic nervous system modulation during self-induced non-ordinary states of consciousness

Scientific Reports September 22, 2023 Victor Oswald, Audrey Vanhaudenhuyse, Jitka Annen et al. 24 citations

Self-induced cognitive trance (SICT) is a voluntary non-ordinary state of consciousness characterized by a lucid yet narrowed awareness of the external surroundings. It involves a hyper-focused immersive experience of flow, expanded inner imagery, modified somatosensory processing, and an altered perception of self and time. SICT is gaining attention due to its potential clinical applications....