Objective-collapse theory, collapse for large objects

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Thread starter TheHeraclitus
Start date Oct 3, 2021
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Collapse Quantum interpretation Theory Wave function collapse

In summary, objective-collapse theory is a proposed solution to the measurement problem in quantum mechanics that suggests the collapse of the wave function is an objective physical process. It explains that this collapse occurs when a quantum system interacts with the environment, and is more likely to occur for larger objects. While still theoretical, there have been experiments supporting this theory, such as the quantum Zeno effect and quantum eraser experiments. However, there are alternative theories, such as the many-worlds interpretation and pilot wave theory. Objective-collapse theory challenges traditional views of the role of the observer in determining the state of a quantum system, and has significant implications for our understanding of reality and consciousness.

Oct 3, 2021

TheHeraclitus

TL;DR Summary: Large objects constantly collapsing or remaining collapsed longer?

Let's say we have a big object like chair. According to Objective-collapse theory, is the wave of the chair collapsing and spreading out so fast we see it in one definite position or, does the chair collapse and it remains in this collapsed state longer than microscopic objects like atoms?

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Oct 3, 2021

PeterDonis

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TheHeraclitus said:

Objective-collapse theory

Please give a reference for this.

1. What is objective-collapse theory?

Objective-collapse theory is a quantum mechanical theory that proposes a spontaneous and objective collapse of the wavefunction, which is the mathematical description of a particle's quantum state. This theory suggests that particles can exist in multiple states at once, but upon observation, the wavefunction collapses into a single state.

2. How does objective-collapse theory explain the measurement problem in quantum mechanics?

The measurement problem in quantum mechanics refers to the paradox of how a particle's wavefunction can exist in multiple states until it is observed, at which point it collapses into a single state. Objective-collapse theory offers a solution to this problem by proposing that the wavefunction collapses spontaneously and objectively, without the need for an observer.

3. What is the difference between objective-collapse theory and other interpretations of quantum mechanics?

Objective-collapse theory differs from other interpretations of quantum mechanics, such as the Copenhagen interpretation, in that it does not rely on the role of the observer in the collapse of the wavefunction. Instead, it suggests that the wavefunction collapses due to an underlying physical process that is yet to be fully understood.

4. Can objective-collapse theory be applied to large objects?

Yes, objective-collapse theory can be applied to large objects. While it was originally developed to explain the behavior of subatomic particles, some scientists have proposed that it could also explain the behavior of larger objects, such as living organisms or even the entire universe.

5. What is the current status of objective-collapse theory in the scientific community?

Objective-collapse theory is still a topic of debate and research in the scientific community. While it offers a potential solution to the measurement problem in quantum mechanics, it is not yet widely accepted and has not been empirically proven. Further research and experiments are needed to fully understand and validate this theory.