Date: 27/12/2020 22:33:56
From: wookiemeister
ID: 1671367
Subject: black holes - entangled pairs

what happens if one of an entangled pair falls into a black hole?

can information be sent OUT of a blackhole using this method ??

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Date: 27/12/2020 23:10:38
From: Michael V
ID: 1671369
Subject: re: black holes - entangled pairs

wookiemeister said:


what happens if one of an entangled pair falls into a black hole?

can information be sent OUT of a blackhole using this method ??

Oh, you and your dirty talk…

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Date: 28/12/2020 05:26:12
From: mollwollfumble
ID: 1671379
Subject: re: black holes - entangled pairs

wookiemeister said:


what happens if one of an entangled pair falls into a black hole?

can information be sent OUT of a blackhole using this method ??

A simple question, but it actually touches on three different issues:

1. ER = EPR correspondence
2. Extraction of information from the rotational energy of a black hole
3. Hawking radiation

I’ll give it some thought.

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Date: 28/12/2020 12:47:36
From: Bubblecar
ID: 1671481
Subject: re: black holes - entangled pairs

What you’re describing is Hawking radiation, which is theorised to eventually result in black hole evaporation.

According to Wikipedia: “A conservation law exists for the partner wave, which in theory shows that the emissions comprise an exact black body spectrum, bearing no information about the interior conditions.”

https://en.wikipedia.org/wiki/Hawking_radiation

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Date: 28/12/2020 13:36:23
From: mollwollfumble
ID: 1671500
Subject: re: black holes - entangled pairs

mollwollfumble said:


wookiemeister said:

what happens if one of an entangled pair falls into a black hole?

can information be sent OUT of a blackhole using this method ??

A simple question, but it actually touches on three different issues:

1. ER = EPR correspondence
2. Extraction of information from the rotational energy of a black hole
3. Hawking radiation

I’ll give it some thought.

Bubblecar said:


What you’re describing is Hawking radiation, which is theorised to eventually result in black hole evaporation.

According to Wikipedia: “A conservation law exists for the partner wave, which in theory shows that the emissions comprise an exact black body spectrum, bearing no information about the interior conditions.”

https://en.wikipedia.org/wiki/Hawking_radiation

Let’s start with Hawking radiation, as it’s the easiest to explain. In Hawking radiation, an entangled pair of virtual particles is created in the quantum vacuum. One half of the entangled pair falls into the black hole and the other is ejected as a real particle. In that way, information is sent out of a black hole.

But that starts with virtual particles. It also works starting with real particles. If you create an entangled pair (outside a black hole) and drop one of that entangled pair into a black hole then the surviving one ceases to be entangled. Essentially, the element of the entangled pair that falls into the black hole is lost forever. This method can be used for extraction of rotational energy from a black hole, slowing its rotation.

But what I suspect the original question is about is the use of an entangled pair to probe for substructures within the event horizon. Classical physics says no. Once one of the entangled pair is lost through the event horizon, it is lost forever.

However, in the non-standard extension of the standard model of physics called ER = EPR the answer may be different. In this TOE, the spooky action at a distance of an entangled pair is judged to be the equivalent of a wormhole. So in this TOE, the dropping of one member of an entangled pair into a black hole creates a wormhole that connects the interior of the black hole to the world outside. ie. it creates an entangled black hole and wormhole. Information from inside the black hole could then potentially be transmitted outside the black hole.

But, being an extension of the standard model of physics, this is clearly a very speculative possibility.

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Date: 30/12/2020 15:56:38
From: wookiemeister
ID: 1672271
Subject: re: black holes - entangled pairs

If the entangled particle fallen into the BH changes its nature is it still entangled ??

If its still entangled you could move other particles inside the BH? if the BH particle is vibrating then the brother particles outside moves. You could generate energy taken from the heart of a BH ?

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