Have you heard about QED coherence in matter?

mgb2
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Hi,

I would like to know what do you think about the Giuliano Preparata theory on QED coherence in matter.
He studied the problem of the ground state in condensed matter under the hypotesis that the standard perturbative vacuum is unstable with respect to a new coherent vacuum, whose spectrum emerge quite naturally through a simple variational procedure.

Here you can find more informations:

https://www.amazon.com/dp/9812381767/?tag=pfamazon01-20
https://www.amazon.com/dp/9810222491/?tag=pfamazon01-20


Ciao

mgb2
 

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Physics news on Phys.org
But, is never possible that nobody of you is interested in this new way to watch to the reality of the world (without introducing new concepts, of course) ?

Just looking at interaction and dynamical evolution between matter and e.m. field in terms of quantized matter-wave-field and quantized e.m.-wave-field.

If you consider a piece of matter (N=10^23 but described by a field) what is the effect of interaction with the zero point energy fluctuations of the e.m. field??
What happens when the electric dipole moment field interact with e.m. field?

look at the article!

Ciao

mgb2
 

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Insights auto threads is broken atm, so I'm manually creating these for new Insight articles. Towards the end of the first lecture for the Qiskit Global Summer School 2025, Foundations of Quantum Mechanics, Olivia Lanes (Global Lead, Content and Education IBM) stated... Source: https://www.physicsforums.com/insights/quantum-entanglement-is-a-kinematic-fact-not-a-dynamical-effect/ by @RUTA
If we release an electron around a positively charged sphere, the initial state of electron is a linear combination of Hydrogen-like states. According to quantum mechanics, evolution of time would not change this initial state because the potential is time independent. However, classically we expect the electron to collide with the sphere. So, it seems that the quantum and classics predict different behaviours!

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