Dirac's Monopoles: Experiments & Theoretical Status

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Hi everyone,
I'd be interested to hear about status of a magnetic monopole concept in modern physics.Are there any experiments proposed/carryed out that should indirectly test mm formation? IMO,by the majority in a scientific comunity it's treated just as theoretical byproduct and curiosity without chance that something like that will be ever experimentally detected.My opinion is similar.Just like an isolated quark ,the "free particle" having a magnetic monople property is illusion.

regards
 
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Apparantly,the attempts have been made to discover them monitoring HE cosmic rays events.Any success /indication of mm there yet?
Furtherly,why isn't universe full of heavy mm flying around,that are relic of Big Bang event (should they interact with oposite sign mm ) ?
 


Hi there,

The concept of magnetic monopoles, first proposed by Paul Dirac in the 1930s, is still a topic of interest in modern physics. However, the theoretical status of magnetic monopoles remains largely unconfirmed and there is currently no experimental evidence for their existence.

Several experiments have been proposed to indirectly test the formation of magnetic monopoles, such as studying the behavior of cosmic rays or using high-energy particle accelerators. However, these experiments have not yet yielded any conclusive results.

As you mentioned, the majority of the scientific community treats magnetic monopoles as a theoretical curiosity without much chance of being experimentally detected. This is due to the fact that the existence of magnetic monopoles would require a fundamental change in our understanding of electromagnetism.

In my opinion, the idea of an isolated quark or a "free particle" with magnetic monopole properties is also unlikely. Quarks are always found in combination with other quarks or antiquarks, forming particles such as protons and neutrons. Similarly, it is believed that magnetic monopoles would always exist in pairs, with a north and south pole.

In conclusion, while the concept of magnetic monopoles is still of interest to physicists, the current theoretical and experimental status suggests that they are more of a theoretical curiosity than a tangible reality. Only time will tell if we will ever be able to detect these elusive particles.
 
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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