How do particles become entangled?

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SUMMARY

The discussion centers on the mechanisms of particle entanglement, specifically addressing how two particles become entangled during interactions. Participants reference Alain Aspect's experiments using Atomic Radiative Cascades to create entangled photons and discuss the implications of measurements on entangled states. Key concepts include the role of quantum states, the collapse of the wave function, and the conditions necessary for entanglement, such as interactions defined by quantum mechanics rather than mere proximity. The conversation highlights the complexity of entanglement and the need for a deeper understanding of quantum interactions.

PREREQUISITES
  • Quantum mechanics fundamentals
  • Understanding of wave functions and superposition
  • Familiarity with entanglement and Bell's theorem
  • Basic knowledge of linear algebra and Hermitian operators
NEXT STEPS
  • Study the principles of Quantum Mechanics, focusing on entanglement and measurement theory
  • Explore Alain Aspect's experiments on Bell inequalities and their implications
  • Learn about the density matrix and its role in quantifying entanglement
  • Investigate the concept of environment-induced decoherence and its effects on quantum systems
USEFUL FOR

Physicists, quantum mechanics students, and researchers interested in the foundational aspects of quantum entanglement and its applications in quantum computing and information theory.

  • #121
alexepascual said:
MWI.
Actually I think using a “Ball” is an ok analogy as long as it isn’t performing any impossible tests on itself, like trying to decide if it’s really dead or not! Better than “Schrödinger's cat” anyway.

Looked in other parts of thread but couldn’t find MWI defined. What is MWI-like?
EDIT: Think I found it --- from MWT to "Immortality"
Not so we'd ever know.
 
Last edited:

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