Apr. 9th, 2011

ellestra: (Default)
The biggest news (at least in science) lately is the mysterious energy spike Fermilab detected. It might be a mistake but all the test and checks so far indicates it really happened. If so then it can mean there is another particle out there we knew nothing about (but not Higgs boson - this they are sure of). This might mean there is a new, fifth force - besides weak and strong nuclear force, electromagnetism and gravity. There is one theory that expected a fitfth force existing and it's called Technicolour.
Technicolour is very similar to the strong force, which binds quarks together in the nuclei of atoms, only it operates at much higher energies. It is also able to give particles their mass – rendering the Higgs boson unnecessary.
The new force comes with a zoo of new particles. Lane and Eichten's model predicted that a technicolour particle called a technirho would often decay into a W boson and another particle called a technipion.
If it's true the fameous Higgs hunt is over and everyone can now move onto catching these new technicolour particles. I just wonder why name them technirho and technipion. If quarks can up, down, top, bottom, strange and charm and have a colour these deserve similarly inspired names. Like shade and dye. Or something.

If they'll be able to repeat it and learn more about it this can rewrite physics textbooks. Although only on university level.

In other places of bizarre quantum physics there is another use for the things that come from nothing. Making superconductors in vacuum using powerful magnets and the particles that fizzle in and out of existence. These particles usually disappear as soon as they form but in some conditions can become real. It takes place if they follow the conservation of energy law and doesn't add to the total energy of the universe.
That's exactly what happens when charged particles that behave like tiny bar magnets pop out of the vacuum in a strong magnetic field.  The particles rotate so their internal magnetic field aligns with the external one, which decreases the total energy. If the field is strong enough, the virtual particles can become real. "You can add many particles with no cost of energy," says Chernodub. Such particles all share the same quantum state and form what is known as a condensate, in which they flow together as one and carry current without resistance.
And to do that in space would take a magnetic force only 17 orders of magnitude that of Earth's magnetic field. So in early universe when magnetic fields of the required strength might have existed there may have been cosmic lightnings. That's better then any sf I recently read.

Speaking of sf there is nothing like little Uncanny Valley to creep one out so here you are:

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