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Gravity per Einstein equations is the compression of spacetime field?Is compression quantitized?

2006-08-22 05:52:28 · 2 answers · asked by goring 6 in Science & Mathematics Physics

2 answers

And just when you thought it was safe to go back into the water ...

I've been following developments in gravity for a long time. Gravity is my oldest arch enemy.

However, take heart, for gravity quanta have been detected - in cold neutrons.

But there's a lot more work needing to be done.

----------------
Bowles says the accuracy of the experiment is stunning. "Imagine putting a 747 aeroplane on a scale and weighing it. Then take one grain of sand and add it to the scale. The fractional change you would observe on the scale readings would still be a billion times larger than the fractional change that Nesvizhevsky was able to observe in their experiment."

Quoted from:
http://www.newscientist.com/article.ns?id=dn1801

Quantifying it still remains a difficult task, but we are a step closer.

Also see, Conjuring Matter From Light: The first ever synthesis of matter out of light in the laboratory.
http://www.hep.princeton.edu/~mcdonald/e144/science1202.html



Until then:
There is no gravity ... Earth sucks.

2006-08-22 08:17:48 · answer #1 · answered by Jay T 3 · 0 1

Gravity according to Einstein is just the warping of spacetime due to a mass but quantization i sdifferent

Gravity being quantized is yet to be... Only with the detection of gravitons ( particles that are responsible for gravity like gluons are for the nuclear force) will this happen. Everybody thinks gravity should be quantized, so everybody would agree that a graviton must exist in some form. Of course, nobody knows exactly how to make the theory work, and the ability to detect gravitons is nearly impossible.. String theorists however claim that the graviton is there but goes into another dimension before it can be detected with bombarding experiments.

Some experiments have shown that gravity can act as if it's quantitized and if so then we can imagine tiny gravitons radiating and interracting with other matter in a billion-fold combinations.

The world is stranger than we can possibly imagine

2006-08-22 13:07:45 · answer #2 · answered by MyStIcTrE3 3 · 0 1

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