Quantum entanglement and Einstein's theory of relativity

In summary, two entangled quantum particles existing on opposite sides of the universe would have a shared relationship but not necessarily move in sync. The observer in the middle would see both particles move simultaneously, but if they were next to one particle, they would see it move before the other due to the theory of relativity.
  • #1
Gabespound
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0
I have been thinking about this recently. Say two quantum particles, or two clusters of quantum particles, exist in the same universe. 1 is on, for lack of a better term, one side of the universe, one on the other. They are entangled. Because of the distance between them, one is in the future and one is in the past of the observer, who is in the middle, and can somehow see both of them. What would happen in one of the particles moved. because they are entangled they would be moving at the same time, but would the observer see them move at the same time, or would he see one move before the other?
 
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  • #2
Gabespound said:
They are entangled. Because of the distance between them, one is in the future and one is in the past of the observer, who is in the middle, and can somehow see both of them.
You cannot "see particles in the future".
Gabespound said:
because they are entangled they would be moving at the same time
No. That is not how entanglement works.
 
  • #3
Quantum entanglement means the particles share a relationship not that they are connected or paired for equal motion.

This should point you in the right direction:http://en.m.wikipedia.org/wiki/Quantum_entanglement

As for the distance thing. Light is relatively constant for most objects in our universe. If the observer was in the middle then they would see objects move together. Now if the observer was next to one of the objects they would see the close object move then the far object. This is the basic understanding of Einstein's theory of relativity.
 

FAQ: Quantum entanglement and Einstein's theory of relativity

1. What is quantum entanglement?

Quantum entanglement is a phenomenon in quantum physics where two or more particles become connected in such a way that the state of one particle affects the state of the other, regardless of the distance between them.

2. How does quantum entanglement violate Einstein's theory of relativity?

Einstein's theory of relativity states that nothing can travel faster than the speed of light. However, quantum entanglement allows for instantaneous communication between entangled particles, which seems to contradict this theory.

3. Can quantum entanglement be used for faster-than-light communication?

No, while quantum entanglement allows for instantaneous communication between entangled particles, it cannot be used to transmit information faster than the speed of light. This is because the state of the particles cannot be controlled and therefore cannot be used to transmit a specific message.

4. How is quantum entanglement being used in real-world applications?

Quantum entanglement is being explored for potential use in quantum computing, cryptography, and secure communication. It is also being studied for its potential applications in teleportation and quantum teleportation.

5. Is quantum entanglement a proven concept?

Yes, quantum entanglement has been proven through numerous experiments and is a well-established concept in quantum physics. However, there is still ongoing research and debate surrounding its implications and potential applications.

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