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Delocalised electromagnetic oscillations
This is seen as making microtubules into potential noise alleviators. The tubulins are viewed as reaching a particular energy level, beyond which further energy absorption from outside the microtubule is not allowed. The vibrational peaks of tubulin survive in the entire microtubule. Vibrations surviving for picoseconds or even nanoseconds are distributed over the entire length of the microtubule. Relaxation times for tubulins and microtubules over picoseconds and nanosecond timescales are identical. In studies where water is removed from the microtubule core, the special properties of the microtubule disappear, suggesting that the water channel is involved in the conductivity and force modulation of the microtubule. The water channel and the tubulin protein are between them seen as controlling the properties of the microtubule. It is thought that it is only possible for the water molecules and the tubulin to be coupled by delocalised electromagnetic oscillations.
quantum-mind.co.uk...
originally posted by: Phage
a reply to: FormOfTheLord
Another blog?
I see some facts about photosynthesis. And a random leap to a connection with neurological activity.
Do you know the theory behind quantum computing?
No. I don't do metaphysics.
By all means do add some of your own research I am interested in knowledge when shared in a friendly manner, do you have any to share?
Here is a paper by Max Tegmark, a guy who actually knows something about quantum computing, explaining why he thinks the claims of the brain as a quantum computer are scientifically implausible:
originally posted by: FormOfTheLord
By all means do add some of your own research I am interested in knowledge when shared in a friendly manner, do you have any to share?
Emphasis mine.
Based on a calculation of neural decoherence rates, we ar-
gue that that the degrees of freedom of the human brain that
relate to cognitive processes should be thought of as a classical
rather than quantum system, i.e., that there is nothing funda-
mentally wrong with the current classical approach to neural
network simulations. We find that the decoherence timescales
(∼ 10^−13 to 10^−20 seconds) are typically much shorter than
the relevant dynamical timescales (∼ 10^−3 to 10^−1 seconds),
both for regular neuron firing and for kink-like polarization
excitations in microtubules. This conclusion disagrees with
suggestions by Penrose and others that the brain acts as a
quantum computer, and that quantum coherence is related
to consciousness in a fundamental way.
www.sciencemag.org...
Journals published by Elsevier, Wolters Kluwer, and Sage all accepted my bogus paper.
If you did you would know they are talking about how they are finding similarities in neurons.
Evolution has a tendency to retain features, so there is no reason to believe that it would not have retained the ability to utilise quantum coherence in animal cells, and thus in neurons.
Reading blogs does not qualify as research.
but I am a researcher.
Nevertheless, Penrose and Stuart Hameroff have constructed a theory in which human consciouness is the result of quantum gravity effects in microtubules. But Max Tegmark, in a paper in Physical Review E, calculated that the timescale of neuron firing and exitations in microtubules is slower thant the decoherence time by a factor of at least 10,000,000,000. The reception of the paper is summed up by this statement in his support:"Physicist outside the fray, such as IBM's John Smolin, say that calculations confirm what they had suspected all along." We're not working with a brain that's near absolute zero. "It's reasonably unlikely that the brain developed quantum behaviour," he adds.
Conscious "free will" is problematic because brain mechanisms causing consciousness are unknown, measurable brain activity correlating with conscious perception apparently occurs too late for real-time conscious response, consciousness thus being considered "epiphenomenal illusion," and determinism, i.e., our actions and the world around us seem algorithmic and inevitable.
The Penrose-Hameroff theory of "orchestrated objective reduction (Orch OR)" identifies discrete conscious moments with quantum computations in microtubules inside brain neurons, 40/s in concert with gamma synchrony EEG. Microtubules organize neuronal interiors and regulate synapses.
In Orch OR, microtubule quantum computations occur in integration phases in dendrites and cell bodies of integrate-and-fire brain neurons connected and synchronized by gap junctions, allowing entanglement of microtubules among many neurons.
Quantum computations in entangled microtubules terminate by Penrose "objective reduction (OR)," a proposal for quantum state reduction and conscious moments linked to fundamental spacetime geometry.
Each OR reduction selects microtubule states which can trigger axonal firings, and control behavior. The quantum computations are "orchestrated" by synaptic inputs and memory (thus "Orch OR").
If correct, Orch OR can account for conscious causal agency, resolving problem 1.
Regarding problem 2, Orch OR can cause temporal non-locality, sending quantum information backward in classical time, enabling conscious control of behavior. Three lines of evidence for brain backward time effects are presented.
Regarding problem 3, Penrose OR (and Orch OR) invokes non-computable influences from information embedded in spacetime geometry, potentially avoiding algorithmic determinism. In summary, Orch OR can account for real-time conscious causal agency, avoiding the need for consciousness to be seen as epiphenomenal illusion. Orch OR can rescue conscious free will.
www.quantumconsciousness.org...
Found this tidbit of information on the nature of consciousness which I thought was well presented,
originally posted by: Phage
a reply to: FormOfTheLord
Found this tidbit of information on the nature of consciousness which I thought was well presented,
And I thought you had left that blog behind.
Dang.
A review and update of a controversial 20-year-old theory of consciousness claims that consciousness derives from deeper level, finer scale activities inside brain neurons. The recent discovery of quantum vibrations in "microtubules" inside brain neurons corroborates this theory, according to review authors. They suggest that EEG rhythms (brain waves) also derive from deeper level microtubule vibrations, and that from a practical standpoint, treating brain microtubule vibrations could benefit a host of mental, neurological, and cognitive conditions.
www.sciencedaily.com...
Because quote a blog which says something like this
Why on earth would you think I would do something like that?
, in a science forum is sort of pointless.
Evolution has a tendency to retain features, so there is no reason to believe that it would not have retained the ability to utilise quantum coherence in animal cells, and thus in neurons.
I beg your pardon. What part of the T&C have I violated?
I would ask you or anyone else to be respectful and not insulting and abide by the T&C of ATS.
Yes, rehashed Penrose.
Its not new its rather old information being rehashed about brainwaves and brain health.
Why Your Brain Is A Quantum Computer
Your brain is the command center that directs the flow of the precise, highly coordinated information crucial to your body's genetic, chemical, and physiological processes. These processes are based on the interaction of molecules and atoms, and subatomic particles. Though in large part biochemical, these processes have a significant nonlocal component as well. By "nonlocal," I refer to the finding in physics that particles once connected retain their connection and influence upon each other even at a distance--they are said to remain "entangled."
The particles and atoms in your body are "entangled" with each other: they receive and transmit information not just by biochemical means, but by the remarkable process known in quantum physics as "phase-conjugate quantum resonance." Phase-conjugate quantum resonance is a term used by physicists that means that the particles are "non-locally entangled." It is thanks to the existence of this ultrafast, ultrasubtle, but enormously efficient way of transmitting information that your body can be alive, and stay alive.
What's revealed at the leading edge of quantum physics and quantum biology is that your body is not just a biochemical system: it's also a "macroscopic quantum system." Quantum systems were believed to exist only at the submicroscopic level, where quanta are in the state known as "coherent," which means that they are able to get into synch with each other.
Our body is not just a biochemical system: it's also a macroscopic quantum system. Your brain is not just a bioelectric and biochemical computer, but also a quantum computer. The cells of your body, and the neurons and networks of neurons of your brain, are entangled with each other. This is why your brain can perform functions that are entire dimensions beyond the capacity of any conceivable biochemical system. If and when quantum computers are developed, we may for the first time see man-made systems that come close to matching your brain's information-processing powers.
www.huffingtonpost.com...
Doesn't the T&C also say something about not posting off-topic in the wrong boards?
originally posted by: FormOfTheLord
I would ask all who post on any thread and this one as well to keep in mind the T&C of decorum of ATS meaning be respectful dont be rude, dont make snide comments or insult other posters. Lets keep this a friendly atmosphere for all.
I believe that space and time and the workings of the human brain are very similar to a quantum computer
As of 2014, quantum computing is still in its infancy but experiments have been carried out in which quantum computational operations were executed on a very small number of qubits.
In September 2012, Australian researchers at the University of New South Wales said the world's first quantum computer was just 5 to 10 years away, after announcing a global breakthrough enabling manufacture of its memory building blocks.