Friday, June 25, 2021

Quantum entanglement alone doesn't allow faster-than-light communication. It also requires that the particles are in superposition.



The virtual faster than light communication is possible only if the particles are superpositioned and entangled. If the particles are superpositioned, that means the two particles in the system are actually the same particle, and if the other part of the superposition is moving, the other part is also moving. 

So if we want to send a message to Alpha Centauri by using superpositioned particles for that thing is theoretically quite an easy process. We must just send the superposition to the Alpha Centauri system. And then we just need to move the particle pair to front and back. In that case, the particles are acting like they are extremely long stick acts. But getting the superposition to Alpha Centauri needs 4,5 years. 

Can we communicate between Earth and Alpha Centauri faster than light? Real-time communication is not the synonym for faster-than-light communication. We could make the real-time communication channel between Earth and as an example Alpha Centuri "quite easily". We must just make a stick, what we are moving back and forth. 

That kind of stick could be the chain of ions or electrons that is put in the quantum channel or virtual wormhole. The purpose of the laser ray is to protect the chain of particles, that are in it. So in this case the system would not cross the speed of the light. It just moves the chained particles back and forth. The chain of particles is acting like an extremely long cartridge, where is 4,5 light-years long rod. 

There is the possibility that somewhere in the future, between Earth and Alpha Centauri, is created the quantum channel by using laser ray. Inside this laser-ray will put electrons in the chain. Or in other versions, the electron would superposition between Earth and Alpha Centauri, and then those electrons will more back and forth. Getting laser ray and superposition between Earth and Alpha Centauri takes 4,5 years. But when the channel is ready, real-time communication between solar systems is possible. 

The motive for that kind of project is a different thing, but the same system, the chained particles can use to control the probes in the outer areas of the Solar system. Quantum communication is one of the most interesting things in the world. If that system is made someday, it allows controlling probes and other things outside the solar system. But getting probes to the extremely long distances takes time. 


Image:()https://gcn.com/articles/2017/02/21/space-comm-laser.aspx

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