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  LiveWire / Teen Forums / The Intellectual Forum / Viewing Topic

Black holes
Is it possible to create one on Earth?
Replies: 13Last Post April 18 12:49am by Blackadder
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( Crazy snake )

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OK, so its not quite as sensational as it sounds— UK scientists have been trying to simulate conditions near the event horizons that shroud black holes, and they've cleverly simulated a horizon using pulses of light in a special optical fiber. So, no disastrous gravity well was made and the world didn't suddenly end with a horrible crunch. But they did create an analog of a black hole that helped them understand some of the weird and whacky physics that goes on near real ones.

The team actually made "completely harmless" black hole and white hole horizons in pairs, at a rate of 80 million a second, by piling up and stretching out ultrashort light pulses in the modified optical fiber. They even detected blue-shifting effects at the white hole horizons, which is predicted by theory.



Tell me, has any scientist actualy tried to create or simulate a black hole on Earth, to try to study them, or harness power? And if so, how was this done.
If noone ever tried, What are the theories of making one? How would it be possible to create one?


EDIT: I no longer call bullshit on this idea, due to the correction in the replies, however, please feel free to discuss

Post edited at 12:47 pm on April 16, 2008 by Crazy snake

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11:30 am on April 16, 2008 | Joined July 2005 | 300 Days Active
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norock


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Quote: from Crazy snake at 2:30 pm on April 16, 2008


OK, so its not quite as sensational as it sounds— UK scientists have been trying to simulate conditions near the event horizons that shroud black holes, and they've cleverly simulated a horizon using pulses of light in a special optical fiber. So, no disastrous gravity well was made and the world didn't suddenly end with a horrible crunch. But they did create an analog of a black hole that helped them understand some of the weird and whacky physics that goes on near real ones.

The team actually made "completely harmless" black hole and white hole horizons in pairs, at a rate of 80 million a second, by piling up and stretching out ultrashort light pulses in the modified optical fiber. They even detected blue-shifting effects at the white hole horizons, which is predicted by theory.


Ok, I dont believe this, because #1: The gravitational pull of a black hole, would suck everything near it into it, and couldnt be controled/stopped.
#2: Do humans even have the technology to start doing this stuff yet? I mean, this is ADVANCED stuff  

So I think its bull shit.

Tell me, has any scientist actualy tried to create or simulate a black hole on Earth, to try to study them, or harness power? And if so, how was this done.  
If noone ever tried, What are the theories of making one? How would it be possible to create one?  

I dont believe it would be


you obviously are not keen on the physics of black holes huh?
the energy needed to keep a black hole "alive" is astronomical. Most likely, it was done in a vacuum, with limited energy being added.

The black holes were not visible --which is why they made 80 million PER SECOND-- nor did they last any longer than a millionth of a second in duration.

And you are asking how its done? I suggest you start working on a Ph.D. in Particle physics and quantum mechanics if you are really interested.

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11:37 am on April 16, 2008 | Joined Dec. 2006 | 342 Days Active
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Quote: from norock at 12:37 pm on April 16, 2008

the energy needed to keep a black hole "alive" is astronomical.

No pun intended?

FP

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11:52 am on April 16, 2008 | Joined June 2006 | 497 Days Active
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marshmellowman


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Yeah, you clearly don't have a good grasp of Physics. Black holes are very complicated, and just because you don't understand them doesn't mean you can call bullshit on the idea. These physicists are a billion times smarter than yourself.

It is important to note that these black holes are micro black holes and aren't the same as gravitational black holes (that 'pull' everything into it).


They act like black holes because of the correspondence between the theory of the strong nuclear force, which has nothing to do with gravity, and the quantum theory of gravity. They are similar because both are described by string theory. So the formation and disintegration of a fireball in quark gluon plasma can be interpreted in black hole language. The fireball at the Relativistic Heavy Ion Collider [RHIC] is a phenomenon which is closely analogous to a black hole, and many of its physical properties can be correctly predicted using this analogy. The fireball, however, is not a gravitational object. It is presently unknown whether the much more energetic Large Hadron Collider [LHC] would be capable of producing the speculative large extra dimension micro black hole, as many theorists have suggested.

You also have to add the fact that so many were being created, because the micro black hole evaporates before it could propagate further, due to Hawking radiation.

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11:53 am on April 16, 2008 | Joined Feb. 2007 | 417 Days Active
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I am actually really interested to read some of the publications that come out after the LHC is used on some theories. The potential discoveries in quantum mechanics could be phenomenal.

FP

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11:59 am on April 16, 2008 | Joined June 2006 | 497 Days Active
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( Crazy snake )

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Why are you all dissing me about physics? I'm only doing my GCSEs at the moment, and as a matter of fact I do intend to get an honors degree in physics, or higher in University, hence I have only started studying it.

I am just confused as to what they used to create these black holes? They said by piling up and stretching out ultrashort light pulses in the modified optical fiber, but I just want to know, how could light pulses have enough energy to create a black hole? Even a micro black hole? I know they werent powerful, as each only lasted .0000008 of a second, but I am just confused. How could ultrashort light pulses create micro black holes?

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12:17 pm on April 16, 2008 | Joined July 2005 | 300 Days Active
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marshmellowman


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Whoop-de-doo. I am in fact, about to sit my last Physics A-Level exam.

I am dissing you, because you called bullshit on this idea, purely because you couldn't understand it. You can't invalidate an idea because you don't get it, that's stupid. In future, don't be so dismissive about things you can't comprehend.

It is a confusing matter, which is why many people cannot understand it or how it works.

A micro black hole is created not by the end of the life of a star, but from a primordial black hole, which is caused by the density of matter during the initial stages of the Universe's expansion.


Under these conditions, simple fluctuations in the density of matter may have resulted in local regions dense enough to create black holes. Although most regions of high density would be quickly dispersed by the expansion of the universe, a primordial black hole would be stable, persisting to the present. Under some theories, re-creation of these early conditions in particle accelerators such as the Large Hadron Collider might possibly allow for creation of the smallest versions of such micro black holes.

I'm not sure where you got this idea of light causing a black hole from, to be honest.

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12:24 pm on April 16, 2008 | Joined Feb. 2007 | 417 Days Active
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norock


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We are not --at least I am not-- dissing you in physics. I was merely saying that you do not know enough about physics --to any degree-- to call bull shit about such things.

they are not TRUE black holes, they merely simulate them.

It is nearly impossible to describe the theory behind the generation of black holes without complex mathematics.

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12:31 pm on April 16, 2008 | Joined Dec. 2006 | 342 Days Active
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Blackadder


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Quote: from marshmellowman at 8:24 pm on April 16, 2008

Whoop-de-doo. I am in fact, about to sit my last Physics A-Level exam.

I am dissing you, because you called bullshit on this idea, purely because you couldn't understand it. You can't invalidate an idea because you don't get it, that's stupid. In future, don't be so dismissive about things you can't comprehend.



Actually I think the OP wasn't calling it "bullshit" because he couldn't understand it, but rather, because the actual quotation does not sound plausible



It is a confusing matter, which is why many people cannot understand it or how it works.  

Dont pretend you do, either.




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3:17 am on April 17, 2008 | Joined Oct. 2004 | 891 Days Active
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norock


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I agree, marshmallow man, you do not seem to understand what the OP is discussing.

Though I do not agree that he is correct in calling BS [since I know for a fact that they have already done such things, as I have personally contacted some scientists at CERN and other research facilities to discuss the matter. [Dr. Robert Aymar if you wish to know, though he has been succeeded]


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5:34 am on April 17, 2008 | Joined Dec. 2006 | 342 Days Active
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( Crazy snake )

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Quote: from Blackadder at 11:17 am on April 17, 2008

Quote: from marshmellowman at 8:24 pm on April 16, 2008

Whoop-de-doo. I am in fact, about to sit my last Physics A-Level exam.  

 I am dissing you, because you called bullshit on this idea, purely because you couldn't understand it. You can't invalidate an idea because you don't get it, that's stupid. In future, don't be so dismissive about things you can't comprehend.


 
Actually I think the OP wasn't calling it "bullshit" because he couldn't understand it, but rather, because the actual quotation does not sound plausible



 It is a confusing matter, which is why many people cannot understand it or how it works.

Dont pretend you do, either.

 



Finaly! An intellectual who understood what I said! Thank you, and do you personaly think that that quotation is plausible?

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marshmellowman


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Quote: from Blackadder at 11:17 am on April 17, 2008

Quote: from marshmellowman at 8:24 pm on April 16, 2008

Whoop-de-doo. I am in fact, about to sit my last Physics A-Level exam.  

 I am dissing you, because you called bullshit on this idea, purely because you couldn't understand it. You can't invalidate an idea because you don't get it, that's stupid. In future, don't be so dismissive about things you can't comprehend.


 
Actually I think the OP wasn't calling it "bullshit" because he couldn't understand it, but rather, because the actual quotation does not sound plausible



 It is a confusing matter, which is why many people cannot understand it or how it works.

Dont pretend you do, either.

 



I don't know what you're getting at, but I wasn't pretending anything.

Unlike most users on here, when I open my mouth I know what I'm talking about.

Either way, the basis of the OP calling it bullshit was still idiotic, whilst it may not sound plausible, he still had no grasp of it (not saying i am either), so he dismissed the idea. My original answer still applies.

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1:14 pm on April 17, 2008 | Joined Feb. 2007 | 417 Days Active
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norock


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http://backreaction.blogspot.com/2006/09/micro-black-holes.html#2

that is a decent site on some of the ideas about mini black holes for some quick reading

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1:15 pm on April 17, 2008 | Joined Dec. 2006 | 342 Days Active
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Blackadder


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^ if someone tell you, that they own a flying car, you would be right to be skeptical....even though it could be possible.


Personally I would have called bullshit on the idea also, It seems counter-intuitive to propse that you can recreate a black hole without any use of gravity, or electromagnetism, etc.

But, if the science is there it would appear the idea, however implausible, is not bullshit.

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12:49 am on April 18, 2008 | Joined Oct. 2004 | 891 Days Active
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