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Join me for a conversation with Nobel laureate Alain Aspect, who profoundly shaped our understanding of quantum mechanics

143,475 просмотров • 10 месяцев назад •via X (Twitter)

Комментарии: 18

Фото профиля Brian Greene
Brian Greene10 месяцев назад

Here are the links to our conversation. YouTube: @WorldSciFest Website:

Фото профиля Maaneli (Max) Derakhshani
Maaneli (Max) Derakhshani10 месяцев назад

Thanks @bgreene. At the 4:20 mark, Alain summarizes Einstein's worldview as "local realism", where "locality" and "realism" are two separate assumptions. He then says that since "there is something wrong with this worldview", we must abandon either locality or realism. But Alain mischaracterizes Einstein's worldview, and seems to misunderstand the implications of the experiments he's famous for doing. When John Bell formulated his theorem, now called Bell's theorem, which makes used of his (Bell's) inequality, he formulated a notion of "locality" which he said was just a mathematically precise version of Einstein's idea of "locality". Bell called this notion local causality. He defined it as (see diagram attached): “A theory will be said to be locally causal if the probabilities attached to values of local beables in a space-time region 1 are unaltered by specification of values of local beables in a space-like separated region 2, when what happens in the backward light cone of 1 is already sufficiently specified, for example by a full specification of local beables in a space- time region 3...” Importantly, Bell's definition of local causality presupposes and is formulated in terms of a very basic notion of (scientific) realism: that a theory posits "local beables". This notion of "realism" is the idea that within delimited regions of space-time there exist independent of our observations and our minds physical entities, like particles or fields. Without local beables, there can be no "local causality" as formulated in Bell's theorem. Moreover, there is no separate "realism" assumption that Bell made in his theorem, at least not according to him and not that anyone else has been able to identify. So: Einstein's worldview is based on local causality, not two separate assumptions called "locality" and "realism". There is no logically coherent option of "accepting locality" and "rejecting realism". Alain's experimental results require us (if they were done correctly) to reject only local causality.

Фото профиля howallworks
howallworks10 месяцев назад

Could you please tell me, aren't probabilities simply a consequence of conducting a series of experiments with different initial and external conditions? The positions of atoms, electrons, and the characteristics of other particles are different in each specific experiment.

Фото профиля Tabbs Kilgore
Tabbs Kilgore10 месяцев назад

@NumunLabs is exploring the hypothesis that information, rather than matter or spacetime alone, is the primary dynamically entity governing physical systems. Over multiple domains (quantum, nonlinear PDE, general relativity and classical chaos)

Фото профиля Ashley 🔭✨
Ashley 🔭✨10 месяцев назад

@star_stufff

Фото профиля cf1
cf110 месяцев назад

QM is wrong. My atomic structure model can explain the mechanism of stability of hydrogen atoms w/o QM.

Фото профиля SENYO
SENYO10 месяцев назад

Well, now I'm bound by my science-curious layman's mind to listen to this, don’t I?

Фото профиля Cayetana
Cayetana10 месяцев назад

Was really curious to hear his thoughts on the EPR <> ER and worm holes! Great question! Amazing to hear him walk through the non-locality experiment. 🙌🏽 great interview.

Фото профиля lepton939
lepton93910 месяцев назад

Enjoy all of your posts. A most interesting contradiction. I’ve always believed ed in a mathematical realm into which dynamic curvature at the rim of black holes is reflected by a quantum lens and resolved higher dimensions. Then it is reflected as spatial relations that define

Фото профиля Paul Maley
Paul Maley10 месяцев назад

@ProfBrianCox Alain Aspect’s experiments are legendary — they forced us to confront the reality of quantum entanglement head-on. Uniphics honours Aspect’s results while removing the “strangeness” entirely (Ch. 10 Quantum Phenomena and Information): - Entanglement = shared spin-wave phase between distant gyrotrons in the ξM-field (Ch. 5.5 Spin Wave Propagation) - The ξM-field is non-local (Ch. 2.6 Cosmic Web) — distance is emergent, so correlations are instantaneous without FTL signalling - Measurement = physical spin-wave coupling that drives the joint system to the lowest-E_d coherent state (Law of Negentropy, Ch. 1.1.1) — fully deterministic, no collapse, no hidden variables, no many-worlds Aspect’s perfect anti-correlations and Bell violations are reproduced exactly (Ch. 10.2 Quantum Experiments, Ch. 10.3 QED Equivalence), but in a single, deterministic world with no philosophical baggage. No spooky action — just the universe being one connected spin-wave field. Ch. 1-10 free at (intro PDF: Brian, Alain — would love your take on a deterministic, non-local-field resolution to the experiments. #QuantumEntanglement #Aspect #Uniphics #QuantumFoundations

Фото профиля Will
Will10 месяцев назад

So true. I’m proving this.

Фото профиля It’s done.
It’s done.10 месяцев назад

Hard for you to swallow

Фото профиля Mr. Architect
Mr. Architect10 месяцев назад

I dont think you need 3-N dimensions, they superimpose and you get a resultant 3 dimension or whatever your abstraction apparatus is.

Фото профиля The Relationship Code
The Relationship Code10 месяцев назад

Quantum physics reminds us that reality is far stranger, deeper, and more interconnected than we were ever taught to believe. At the smallest scales, particles aren’t solid objects, they’re probabilities, possibilities, and potential waiting to become real. Observation changes outcomes. Connection exists across distances.

Фото профиля Angus Cooney
Angus Cooney10 месяцев назад

Iv did something massive - @skdh @michiokaku @JDHamkins

Фото профиля George Halvorson
George Halvorson10 месяцев назад

Quantum physics and quantum biology and quantum sociobiology and quantum consciousness are a package and a wonderful gift that we get to use to live and enjoy our lives.

Фото профиля 🌏Sander van Liempd🌍
🌏Sander van Liempd🌍9 месяцев назад

I sit on the side of Niels Bohr. It makes a lot more sense that everything depends on your relation to it. I work on this in my Relational Gradient.

Фото профиля John Zander
John Zander10 месяцев назад

Very enjoyable conversation. Thanks for going against the algorithm of clickbait engagement shallowness and offering substance.

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