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Christoph Simon

4 papers in the library · publishing 2017-2022

Papers

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Network analysis of the human structural connectome including the brainstem: a new perspective on consciousness

bioRxiv July 27, 2022 Salma Salhi, Youssef Kora, Gisu Ham et al. preprint

The underlying anatomical structure is fundamental to the study of brain networks and is likely to play a key role in the generation of conscious experience. We conduct a computational and graph-theoretical study of the human structural connectome incorporating a variety of subcortical structures including the brainstem, which is typically not considered in similar studies. Our computational...

Radical pairs may play a role in microtubule reorganization.

Scientific Reports April 12, 2022 Hadi Zadeh Haghighi, Christoph Simon

The exact mechanism behind general anesthesia remains an open question in neuroscience. It has been proposed that anesthetics selectively prevent consciousness and memory via acting on microtubules (MTs). It is known that the magnetic field modulates MT organization. A recent study shows that a radical pair model can explain the isotope effect in xenon-induced anesthesia and predicts magnetic...

DOI: 10.1038/s41598-022-10068-4 (opens in new tab) Full text (opens in new tab) Microtubules Reactive oxygen species Anesthesia, general Consciousness +1

Can quantum physics help solve the hard problem of consciousness? A hypothesis based on entangled spins and photons

arXiv Preprint Archive September 8, 2018 Christoph Simon preprint

The hard problem of consciousness is the question how subjective experience arises from brain matter. I suggest exploring the possibility that quantum physics could be part of the answer. The simultaneous unity and complexity of subjective experience is difficult to understand from a classical physics perspective. In contrast, quantum entanglement is naturally both complex and unified. Moreover...

Full text (opens in new tab) Q-bio.nc Physics.bio-ph Quant-ph Consciousness +3

Are there optical communication channels in the brain?

arXiv Preprint Archive August 23, 2017 Parisa Zarkeshian, Sourabh Kumar, Jack A Tuszynski et al. preprint

Despite great progress in neuroscience, there are still fundamental unanswered questions about the brain, including the origin of subjective experience and consciousness. Some answers might rely on new physical mechanisms. Given that biophotons have been discovered in the brain, it is interesting to explore if neurons use photonic communication in addition to the well-studied electro-chemical...

Full text (opens in new tab) Physics.bio-ph Physics.optics Q-bio.nc Quant-ph