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TJung
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http://m.phys.org/news/2016-09-quantum-internet-teleport-particle-kilometres.html
Is it possible to teleport information?
Is it possible to teleport information?
Yes, you just did that by asking the question on the internet.TJung said:Is it possible to teleport information?
I mean, is there FTL information transfer?rootone said:Yes, you just did that by asking the question on the internet.
No. See https://www.physicsforums.com/threads/is-this-equal-to-teleporting-information.890166/#post-5599762TJung said:I mean, is there FTL information transfer?
secur said:Yes, quantum "teleportation" does transmit information. The speed of transmission is <= c (light speed), so doesn't violate relativity - of course.
So when they talk about quantum internet, its about security, not speed?maxverywell said:No you cannot teleport (FTL) information or energy or matter.
In quantum teleportation schemes they "teleport" a quantum state ##\psi##, but a classical channel of communication is always needed in order to complete the teleportation (so the information is not sent FTL, but at the speed of light). Otherwise, the receiver can only hope that he will get the state ##\psi## on his system and not some other state. With the classically sent additional information, the probability that the receiver will get ##\psi## can become 1.
TJung said:So when they talk about quantum internet, its about security, not speed?
TJung said:So when they talk about quantum internet, its about security, not speed?
At this point, teleporting information is not possible. While it may seem like a common science fiction concept, the laws of physics currently do not allow for the instantaneous transfer of information from one point to another.
Quantum entanglement is a phenomenon where two 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. While this has been successfully demonstrated with particles, it has not yet been achieved with information.
Teleporting matter involves physically transporting an object from one location to another, while teleporting information would involve transferring the data about an object. Teleporting matter is currently not possible, while teleporting information is a theoretical concept that is still being explored.
There are currently no known laws of physics that would be violated by teleporting information. However, there are still many limitations and challenges that need to be overcome before it could become a reality.
Yes, there is ongoing research in the field of quantum information and communication that explores the possibility of teleporting information. While it is still in its early stages, it has the potential to revolutionize communication and technology in the future.