Alpha Definition and 460 Threads

  1. A

    Explaining Alpha Beta & Gamma - Can Someone Help?

    i get what alpha is but i do not really get what betta and gamma is can someone please explain to me ? thanx
  2. M

    Is There a Better Proof Than Cantor's for the Existence of Different Infinities?

    Is there another convincing way, other than the one orginally used by cantor, of prooving that there exists infinitys greater than alpha zero? I ask because cantor's proof seems a bit shaky to me, at least the way I've read it. I hear that there is some discontent amongst top maths dudes...
  3. tandoorichicken

    What is the energy released during alpha particle emission in Am-241 decay?

    Whats the energy released when an alpha particle is emitted, say for example, from Am-241 -> He-4 + Np-237 ? Is it the same for all decay reactions?
  4. N

    Alpha does not vary with time - new study's stringent limits

    http://www.eso.org/outreach/press-rel/pr-2004/pr-05-04.html reports the work of a team of astronomers using the VLT in Chile. "To explain the Universe and to represent it mathematically, scientists rely on so-called fundamental constants or fixed numbers. The fundamental laws of physics, as...
  5. X

    Alpha Particle Flow: Current & Resistance

    Can anyone give some hints on this problem? This is about current and resistance. Problem: A steady beam of alpha particles (q= +2e) traveling with constant kinetic energy 20MeV carries a current of 0.25 micro ampere. (a) If the beam is directed perpendicular to a plane surfece, how many...
  6. B

    Omega partial alpha found @ www.beyond-science.com

    Omega partial alpha found @ [PLAIN]www.beyond-science.com[/URL]
  7. jimmy p

    Understanding Alpha Particle Bombardment: Scattering, Resonance, and Capture

    When alpha particles are fired at a nucleus (eg. like in the Rutherford experiment) do they actually collide with the nuclei if fired head on, or is it the repulsion of the protons in each that causes them to fly off in different directions? I ask because i have to work out the "path of...
  8. M

    Could We Reach Alpha Centauri in Just 132 Years with an Orion Drive?

    Using a VASIMR rocket, 1320 years of voyage are needed Using an Orion drive, the duration of the voyage is 132 years
  9. H

    Bombarment of beta particles against a alpha target

    How would you target and isolate a new particle when using beta particles against a alpha target (negative vs positive)? I know you would have to use a particle accelerator of somesort. I am interested in different particles that can be targeted using a particle accelerator.
  10. M

    Understanding Alpha Decay: An Explanation and Potential Risks

    I've searched the web madly, but I can't find a thorough explanation of alpha decay. When a nucleus is unstable, it emits a clump of 2 neutrons and 2 protons, and this is called an alpha particle. Is this right? As for the 2nd question. Why are alpha particles deadly if ingested? After...
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