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particleguy

HN member
Joined
Wed, Oct 16, 2019, 1:24 PM UTC
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105
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7 items

About particleguy

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Recent public activity

  1. comment
    Comment #42882760

    Yes, Quantum Field Theory can be explained through Lie groups. SU(2) is isomorphic to the quaternions of norm 1, and SU(2) is important if you want to understand the Lorentz group …

  2. comment
  3. comment
    Comment #21847470

    >> ArXiv pre-prints are pretty normal in physics and math. Correct, and they are usually followed up by a published, peer-reviewed paper as well. I look forward to the day this one…

  4. comment
    Comment #21847212

    This result isn't even peer-reviewed yet. All of this hype about the X17 particle is coming from a pre-print on the arXiv. https://arxiv.org/abs/1910.10459 They claim a 7.2 sigma r…

  5. comment
    Comment #21768552

    Her post linked to in the original blog post makes a good point too: Even if your theory is consistent, it is only as valid as the assumed axioms. Consistency, of course, is necess…

  6. comment
    Comment #21745308

    I like Physics from Symmetry by Jakob Schwichtenberg as an explanation of how spin arises from a modern understanding of physics. The book was written while the author was a Master…

  7. comment
    Comment #21270063

    A small correction- it’s not the small mass of the neutrino that allows it to escape quickly, but the fact that they are electrically neutral, and also do not interact with the str…