Question:

Analogy between cosmic ray and collider events?

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Analogy between cosmic ray and collider events?

When Cosmic ray hits Earth's Atmosphere it collides with a particle that is free to move in space. So a lot of energy is absorbed by earth bound particle in acceleration of the particle and only the rest of the energy is spent for any event such as QGP formation, etc. So the energy involved arent less when compared with head on collisions. Please forgive me if am wrong.

Enlighten me!

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  1. A cosmic ray is exacly what the LHC creates artificially.  It acellerates atomic nucleons to nearly the speed of light and then collides them head-on within a magnetic restriction.  Actual cosmic rays hit atoms in upper atmosphere, but it hits them with much higher speed, so the difference in the other particle's motion doesn't matter.  I.E, if two cars collide head on at 100 mph, it's the same as one car hitting a stationary one at 200 mph.  At near light speed, however, additional speed is exchanged for mass, but the kinetic energy is the same, and the collision speed itself cannot exceed the speed of light.

    Cosmic rays, especially ultra-high-energy cosmic rays, have far more than twice the kinetic energy that the LHC could ever produce.  In both, high-speed secondary particles are created that explode away from the first collision, and again collide with other atoms.  The result is a chain reaction of particle destruction/creation.  There is really no difference between cosmic rays and what the LHC creates artificially, except that cosmic rays are many orders of magnitude higher in kinetic energy.


  2. The only analogy I can bring to mind is that in the LHC it's suspected (..and hoped..) that micro black holes will form. Incoming cosmic rays colliding with particles in our atmosphere generate energy levels high enough to also form micro black holes.

  3. You're right.

    The cosmic ray is moving at high energy.

    The atmospheric particle is not.

    In the collider both particles are at relativistic

    velocities, and meet head on, (or close to it).

  4. i have no idea. i just wanted to answer so i could get the info about the LHC in "my answers"

    i am a bit curious as to why you would ask for forgiveness unless you are not American (meanings sometimes are changed in translation) i am a Christian, and i read that when Jesus was on the cross He ask God (Luke 23 v 34   Father, forgive them; for they know not what they do.) to forgive his crucifiers.  what a great Love

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