Is teleportation the key to overcoming the Uncertainty Principle?

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Discussion Overview

The discussion revolves around the concept of teleportation in relation to the Uncertainty Principle in quantum mechanics. Participants explore the implications of recent claims about teleportation of information and matter, questioning the accuracy of media reports and the scientific principles involved.

Discussion Character

  • Debate/contested
  • Technical explanation
  • Conceptual clarification

Main Points Raised

  • Some participants express skepticism about the accuracy of media reports on teleportation, suggesting they may oversimplify or misinterpret scientific findings.
  • There is a claim that teleportation of information has been achieved, but the distinction between teleporting information and matter is emphasized by several participants.
  • One participant questions how teleportation can reconcile with the Heisenberg Uncertainty Principle and wave function collapse, suggesting that the article does not adequately address these concerns.
  • Another participant critiques the terminology used in the articles, arguing that the description of the process may not align with established physics concepts like absorption.
  • Some participants reference the EPR paradox to discuss measurement without disturbance, indicating a need for clarity on how this relates to teleportation.

Areas of Agreement / Disagreement

Participants do not reach a consensus on the implications of teleportation for the Uncertainty Principle. There are competing views on the accuracy of the reports and the scientific validity of the claims made.

Contextual Notes

Limitations include potential misunderstandings in media representations of scientific concepts, the complexity of quantum mechanics, and the nuances of how teleportation is defined and understood in the context of established physics.

Gelsamel Epsilon
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http://www.sciam.com/article.cfm?chanID=sa003&articleID=000E9691-0261-1524-826183414B7F0000

Wow! :bugeye:


What does everyone think about this one?
 
Physics news on Phys.org
Pretty cool, but ill be impressed when they can do an object, then it will really take off.
 
http://www.cnn.com/2006/TECH/science/10/04/teleportation.reut/index.html

Not sure if this is accurate (and I think not, since it's been dumbed down extremely) but it says they teleported matter half a meter.
 
Last edited by a moderator:
Gelsamel Epsilon said:
http://www.cnn.com/2006/TECH/science/10/04/teleportation.reut/index.html

Not sure if this is accurate (and I think not, since it's been dumbed down extremely) but it says they teleported matter half a meter.
poor choice of language too, "thousands of billions of atoms" :-p
 
Last edited by a moderator:
gelsamel, it says they teleported information half a meter
 
Gelsamel Epsilon said:
http://www.cnn.com/2006/TECH/science/10/04/teleportation.reut/index.html

Not sure if this is accurate (and I think not, since it's been dumbed down extremely) but it says they teleported matter half a meter.
The reporter who wrote the article misunderstood what the scientist was saying. Read what the scientist was saying. The scientist does not say that matter itself was teleported.
 
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russ_watters said:
The reporter who wrote the article misunderstood what the scientist was saying. Read what the scientist was saying. The scientist does not say that matter itself was teleported.

Right but they still teleported information. How do they get around wave function collapse and Heisenberg uncertainty principle?


~Gelsamel
 
Gelsamel Epsilon said:
Right but they still teleported information. How do they get around wave function collapse and Heisenberg uncertainty principle?
They finessed their way around all that. The article descibes how, in a nutshell.
 
At long last researchers have teleported the information stored in a beam of light into a cloud of atoms

Opening sentence, Is that a joke? Do they know the meaning of the words they use?

When i was at uni, that was called absorption...

(physics) the process in which incident radiated energy is retained without reflection or transmission on passing through a medium; "the absorption of photons by atoms or molecules"

I don't know if I am going to bother reading the rest...
 
  • #10
zoobyshoe said:
They finessed their way around all that. The article descibes how, in a nutshell.

I don't see anything concerning the Uncertainty principle. It says how they got around Wave function collapse just by being "carefull".

Thats all I see though.

~Gelsamel
 
  • #11
Gelsamel Epsilon said:
I don't see anything concerning the Uncertainty principle.
From the Wikipedia:
http://en.wikipedia.org/wiki/Uncertainty_principle

"Prior to the publication of the EPR paper in 1935, a measurement was often visualized as a physical disturbance inflicted directly on the measured system, being sometimes illustrated as a thought experiment called Heisenberg's microscope. For instance, when measuring the position of an electron, one imagines shining a light on it, thus disturbing the electron and producing the quantum mechanical uncertainties in its position. Such explanations, which are still encountered in popular expositions of quantum mechanics, are debunked by the EPR paradox, which shows that a "measurement" can be performed on a particle without disturbing it directly, by performing a measurement on a distant entangled particle." From your article:

"Because measuring any quantum state destroys it, that information cannot simply be measured and copied. Researchers have long known that this obstacle can be finessed by a process called teleportation, but they had only demonstrated this method between light beams or between atoms.

"In taking the next step, Eugene Polzik and his colleagues at the Niels Bohr Institute in Copenhagen shined a strong laser beam onto a cloud of..." And so on.
 

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