April 2000 PMID 11088215

Importance of quantum decoherence in brain processes.

M Tegmark

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Mentions

69
Peak: 6 in Sep 2025
across 5 sources since May 2019

Extended reach

113,195
potential audience

Total likes

874

Video views

17,046

Mentions per month

May 2019 – Oct 2025

Where it's discussed

  • X / Twitter34 posts
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  • Facebook4 posts
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AI synopsis

What people are saying

A number of discussions express doubt about quantum coherence's role in consciousness, citing authors like Penrose and Tegmark and emphasizing skepticism through phrases like 'no such proof' and 'biologically implausible.' The tone varies from critical to inquisitive, with users referencing scientific literature and debating the implications, highlighting a community engaged but largely doubtful of the article's significance.

AgreementLow agreement

Most discussions challenge or question the validity of quantum effects in brain function, reflecting disagreement with the publication's conclusions.

InterestHigh interest

Many posts delve into detailed debates and reference multiple papers, indicating high curiosity and engagement with the topic.

EngagementModerate engagement

Posts discuss specific scientific arguments and cite sources, showing a moderate level of depth in engagement.

ImpactNeutral impact

While influential within academic debates, discussions mostly revolve around skepticism, so perceived impact on broader understanding appears limited.

Abstract in brief

  • The text argues that the neural processes in the human brain should be viewed as classical systems because the quantum decoherence times are extremely short, making quantum effects irrelevant for brain function.
  • The calculated decoherence times (around 10^-13 to 10^-20 seconds) are much shorter than the time scales of neural activity (about 10^-3 to 10^0 seconds), supporting the idea that the brain operates on classical rather than quantum principles.
  • This conclusion challenges theories by Penrose and others who suggest that quantum coherence plays a fundamental role in consciousness, proposing instead that classical neural models are sufficient for understanding brain processes.]

Top posts

Most liked on X and Bluesky
Yusuke Hayashi 林祐輔
@hayashiyus · X

物理学者マックス・テグマーク氏が発表した論文"Importance of quantum decoherence in brain processes"をご存知でしょうか?2000年にPhysi… https://t.co/Rx5hqVYLQF #mond_hayashiyus

Feb 29, 2024 · 14 likes · 3 shares · 11,614 followers View post →
Yusuke Hayashi 林祐輔
@hayashiyus · X

物理学者マックス・テグマーク氏が発表した論文"Importance of quantum decoherence in brain processes"をご存知でしょうか?2000年にPhysical Review誌に出版されたこの論文では,数理物理学者ロジャー・ペンローズと麻酔科医スチュアート... (残り555字) #mond_hayashiyus https://t.co/Rx5hqVYLQF

Jun 26, 2024 · 5 likes · 11,614 followers View post →
Pawel Pachniewski
@pwlot · X

@neuralkn0t @ataiiam Tegmark - The Importance of Quantum Decoherence in Brain Processes - MIT Kavli Institute https://t.co/klerJ6wTHx What Is It Like to Be a Bat? https://t.co/BaeFcmfDlf IIT - https://t.co/YebvzIIscD Erik Hoel - https://t.co/xCONcogJDv Church-Turing Thesis https://t.co/GF1oyUnEUO

Sep 2, 2023 · 4 likes · 5,215 followers View post →
ilknur ☀️
@ontosqualia · X

"Roger Penrose'un Kuantum Bilinç Teorisi ispatlandı mı?" https://t.co/TOmkcCbeb9

Sep 20, 2025 · 4 likes · 1 share · 962 followers View post →
Andrea Idini
@nuclearIdini · X

@fgenovese1987 @Mortebianca000 Allora come fai a trovare un paper che dice cosa NON c'è? Nel caso dei microtuboli stranamente dato lo "splash" si è perfino cercato di fare questo e diversi modelli fra loro non concordi arrivano alla stessa conclusione: https://t.co/wOmsiFDaZ2 https://t.co/WWyg6jwoXv

Oct 9, 2020 · 3 likes · 1,496 followers View post →
Zeptej se vědce
@Zeptej_se_vedce · X

Citované zdroje

Mar 24, 2022 · 2 likes · 16,607 followers View post →

All mentions

Yalan dolan
@gecolsungucolma · X

Roger Penrose'un "Kuantum Bilinç Teorisi" (Orch-OR Hipotezi) İspatlandı mı? https://t.co/2vNUHWZPsz @YouTube aracılığıyla

Oct 6, 2025 · 48 followers View post →
Ricard Solé
@ricard_sole · X

@StuartHameroff There is no such a thing as quantum-based consciousness not a single proof that QM has anything to say about that. On the contrary, there are very solid arguments from QM against it. Check this paper: https://t.co/4XRB5IIVyk https://t.co/3QpQFE7BCr

Sep 25, 2025 · 1 like · 17,634 followers View post →
Arif
@arifkln62212518 · X

Roger Penrose'un "Kuantum Bilinç Teorisi" (Orch-OR Hipotezi) İspatlandı mı? https://t.co/VIvnWYWK5h @YouTube aracılığıyla

Sep 23, 2025 · 192 followers View post →
Jouissance
@Jouissance_3535 · X

RT @ontosqualia: "Roger Penrose'un Kuantum Bilinç Teorisi ispatlandı mı?" https://t.co/TOmkcCbeb9

Sep 20, 2025 · 1 share · 2,678 followers View post →
ilknur ☀️
@ontosqualia · X

"Roger Penrose'un Kuantum Bilinç Teorisi ispatlandı mı?" https://t.co/TOmkcCbeb9

Sep 20, 2025 · 4 likes · 1 share · 962 followers View post →
ᴅᴀʀᴋ♘∜
@Ve2ge · X

https://t.co/pM2O98XjLx

Aug 4, 2025 · 641 followers View post →
ᴅᴀʀᴋ♘∜
@Ve2ge · X

https://t.co/pM2O98XRB5

Aug 4, 2025 · 641 followers View post →
ᴅᴀʀᴋ♘∜
@Ve2ge · X

https://t.co/pM2O98XjLx

Jul 21, 2025 · 641 followers View post →
ᴅᴀʀᴋ♘∜
@Ve2ge · X

https://t.co/pM2O98XRB5

Jun 28, 2025 · 641 followers View post →
まごせいぎ(孫正義) AI革命軍 名誉顧問「未来技術知性発展連盟 - AI革命推進日本統括部」
@Neo_mago_seigi · X

Tegmark, M. (2000). “Importance of quantum decoherence in brain processes.” Physical Review E, 61(5), 4194-4206.

Dec 18, 2024 · 100 followers View post →
Kevin Corella N.
@KevinClarity · X

The Importance of Quantum Decoherence in Brain Processes by @tegmark https://t.co/gaajsZNazG

Jul 9, 2024 · 1,901 followers View post →
Yusuke Hayashi 林祐輔
@hayashiyus · X

物理学者マックス・テグマーク氏が発表した論文"Importance of quantum decoherence in brain processes"をご存知でしょうか?2000年にPhysical Review誌に出版されたこの論文では,数理物理学者ロジャー・ペンローズと麻酔科医スチュアート... (残り555字) #mond_hayashiyus https://t.co/Rx5hqVYLQF

Jun 26, 2024 · 5 likes · 11,614 followers View post →
Yusuke Hayashi 林祐輔
@hayashiyus · X

RT @hayashiyus: 物理学者マックス・テグマーク氏が発表した論文"Importance of quantum decoherence in brain processes"をご存知でしょうか?2000年にPhysi… https://t.co/Rx5hqVYLQF…

Mar 2, 2024 · 3 shares · 11,614 followers View post →
中村 良幸 (Nakamura Yoshiyuki)
@nakayoshix · X

RT @hayashiyus: 物理学者マックス・テグマーク氏が発表した論文"Importance of quantum decoherence in brain processes"をご存知でしょうか?2000年にPhysi… https://t.co/Rx5hqVYLQF…

Feb 29, 2024 · 3 shares · 4,797 followers View post →
Hiroshi Fujisaki
@hiro2fuji · X

RT @hayashiyus: 物理学者マックス・テグマーク氏が発表した論文"Importance of quantum decoherence in brain processes"をご存知でしょうか?2000年にPhysi… https://t.co/Rx5hqVYLQF…

Feb 29, 2024 · 3 shares · 544 followers View post →
Yusuke Hayashi 林祐輔
@hayashiyus · X

物理学者マックス・テグマーク氏が発表した論文"Importance of quantum decoherence in brain processes"をご存知でしょうか?2000年にPhysi… https://t.co/Rx5hqVYLQF #mond_hayashiyus

Feb 29, 2024 · 14 likes · 3 shares · 11,614 followers View post →
Pawel Pachniewski
@pwlot · X

@neuralkn0t @ataiiam Tegmark - The Importance of Quantum Decoherence in Brain Processes - MIT Kavli Institute https://t.co/klerJ6wTHx What Is It Like to Be a Bat? https://t.co/BaeFcmfDlf IIT - https://t.co/YebvzIIscD Erik Hoel - https://t.co/xCONcogJDv Church-Turing Thesis https://t.co/GF1oyUnEUO

Sep 2, 2023 · 4 likes · 5,215 followers View post →
Jon Blay
@Jon_Blay · X

RT @Captain_Outis: @wintertao The little footnote cites a 1999 paper by Max titled “The importance of quantum decoherence in brain processe…

Jun 13, 2023 · 1 share · 905 followers View post →
Jon Blay
@Jon_Blay · X

RT @physics_brain: The Importance of Quantum Decoherence in Brain Processes https://t.co/lH8aEl3U4J

Jun 13, 2023 · 2 shares · 905 followers View post →
Jon Blay
@Jon_Blay · X

RT @K00TSUKA: 「The importance of quantum decoherence in brain processes」 It has been debated whether the brain can maintain quantum cohere…

Jun 13, 2023 · 1 share · 905 followers View post →
Jon Blay
@Jon_Blay · X

RT @mtbabels: [quant-ph/9907009] The importance of quantum decoherence in brain processes https://t.co/asPeviPMM1

Jun 13, 2023 · 1 share · 905 followers View post →
Kazuki Otsuka 大塚一輝
@K00TSUKA · X

「The importance of quantum decoherence in brain processes」 It has been debated whether the brain can maintain quantum coherence. Stapp argued that the interaction with the environment is negligibly small. Zeh, Zurek, Scott, Hawking, Hepp predicted that environment-induced

May 21, 2023 · 1 share · 691 followers View post →
Kazuki Otsuka 大塚一輝
@K00TSUKA · X

「The importance of quantum decoherence in brain processes」 脳の神経回路網が量子的な一貫性を保てるかどうかが議論されてきた. Stappは環境との相互作用は無視できるほど小さいと主張し, Zeh, Zurek, Scott, Hawking,

May 21, 2023 · 691 followers View post →
Mr. Based
@mrbasedy · X

[quant-ph/9907009] The importance of quantum decoherence in brain processes https://t.co/asPeviPMM1

Mar 27, 2023 · 1 share · 305 followers View post →
Zeptej se vědce
@Zeptej_se_vedce · X

Citované zdroje

Mar 24, 2022 · 2 likes · 16,607 followers View post →
Science bot in quantum computing
@SciBot_QC · X

Importance of quantum decoherence in brain processes (2000), https://t.co/N3O9W0icpQ #QC #1d1pm

Feb 5, 2022 · 1 like · 34 followers View post →
@5f31c0@mastodon.social
@5f31c0 · X

@VeraSeraph AFAIK the only serious scientific attempt to argue that is Orch-OR, which argues that consciousness/free-will manifests through quantum-random events, however it's considered biologically implausible that quantum-random events could really affect brains https://t.co/X1ONFvMZos

Jan 17, 2022 · 1 like · 153 followers View post →
Eduardo Stella Stella
@_EduardoStella_ · X

The Importance of Quantum Decoherence in Brain Processes https://t.co/lH8aEl3U4J

Nov 18, 2021 · 1 like · 2 shares · 157 followers View post →
Donna Steffy
@DonnaSteffy · X

@VickerySec The Importance of Quantum Decoherence in Brain Processes https://t.co/FOWfU4ngnO › by M Tegmark · 2000 ·The axon quickly recovers. After less than ∼ 1 ms,the sodium channels close regardless of voltage, / Oh FINE! They can run it through me-but they don't let me in to view this

Jun 5, 2021 · 280 followers View post →
Anderson Fonseca
@AndydeFonseca · X

Dois artigos interessantes de @tegmark sobre a consciência. Consciousness as a State of Matter Max Tegmark https://t.co/J5oO1xtfbD The importance of quantum decoherence in brain processes Max Tegmark https://t.co/7xLzzlQaVG

Oct 22, 2020 · 317 followers View post →
Outis
@Captain_Outis · X

@wintertao The little footnote cites a 1999 paper by Max titled “The importance of quantum decoherence in brain processes” https://t.co/SYWXm72G14

Oct 17, 2020 · 1 share · 205 followers View post →
Andrea Idini
@nuclearIdini · X

@fgenovese1987 @Mortebianca000 Allora come fai a trovare un paper che dice cosa NON c'è? Nel caso dei microtuboli stranamente dato lo "splash" si è perfino cercato di fare questo e diversi modelli fra loro non concordi arrivano alla stessa conclusione: https://t.co/wOmsiFDaZ2 https://t.co/WWyg6jwoXv

Oct 9, 2020 · 3 likes · 1,496 followers View post →
Science bot in quantum computing
@SciBot_QC · X

Importance of quantum decoherence in brain processes (2000), https://t.co/N3O9W003bI #QC #1d1pm

Sep 20, 2020 · 34 followers View post →
Science bot in quantum computing
@SciBot_QC · X

Importance of quantum decoherence in brain processes (2000), https://t.co/N3O9W003bI #QC #1d1pm

May 1, 2019 · 34 followers View post →