Recent content by jshine

  1. J

    Van de graaff accelerator - do-able?

    Sure, my take-away from #5 was the sentence "If the beam and the target have equal mass, then the c.m. energy is half the lab energy.". Even taking this into consideration -- suppose 500kV was available (1 standard VdG, forget the VdG-in-series idea for a moment), given the cross-section vs...
  2. J

    Van de graaff accelerator - do-able?

    I'm familiar with fusors & the goal is essentially the same -- production of a detectable neutron flux.
  3. J

    Van de graaff accelerator - do-able?

    Hypothetically -- for the sake of argument -- if one didn't mind the expense of D2 ( http://www.sigmaaldrich.com/catalog/ProductDetail.do?D7=0&N5=SEARCH_CONCAT_PNO|BRAND_KEY&N4=368407|ALDRICH&N25=0&QS=ON&F=SPEC ), are there any other considerations that would be absolute barriers? The idea...
  4. J

    Van de graaff accelerator - do-able?

    Do you mean this thread: https://www.physicsforums.com/showthread.php?t=315752? I read through it before posting, but this project seems to have been terminated at a very early stage, so it doesn't provide much guidance or any results. I've seen a number of other more speculative threads...
  5. J

    Gamma Radiation: How Does It Pass Through & Damage the Body?

    There are two slightly different hazards in a reactor accident. On the one hand, you could be exposed to to radiation directly (i.e., like an having an X-ray), or you could inhale or become covered in radioactive dust. In the 1st case, you would not stay radioactive but could still be...
  6. J

    Van de graaff accelerator - do-able?

    van de graaf / fusion neutrons -- do-able? After a bit of preliminary reading, I'm wondering about the feasibility of using common (off-the-shelf) Van de Graaf generators as a source for a delta-V large enough to accelerate protons (or deuterons) to energies high enough to engage in simple...
  7. J

    Van de graaff accelerator - do-able?

    van de graaff accelerator -- do-able? (posted in the wrong forum -- apologies)
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