Why are there eight unique gluon states, and not six or nine in quantum chromodynamics?

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  • Опубліковано 2 лют 2025

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  • @AndreaCalaon73
    @AndreaCalaon73 Місяць тому +2

    Very interesting way to get to 8 independent transformations!:
    - Three colour exchanges for the three possible colour couples,
    - two rotations (distinct!), started from a colour-changing quark,
    - three colour swaps starting from the non-changing quark.

  • @one_logic
    @one_logic Місяць тому

    This is nice and all, but - so you just made this up? i was actually quite excited before you said that

    • @PhysicswithKeith
      @PhysicswithKeith  Місяць тому

      Well, I'm not sure I "made it up" as such, but certainly reality isn't how I've described. The strong interactive cannot really be explained by using a model of classical-like particles being exchanged, because that's not how it really is. There are 8 unique ways of expressing the mathematical transformation that we call a gluon. I was trying to see if there was a way to shorten the gap between the purely abstract mathematical description of the strong nuclear force and our classical predispositions. To say "gluons carry colour and anti-colour" isn't entirely wrong, but it's not entirely right either. All physics is, are models to describe what is observed and make predictions that can be tested. In that sense, what I've presented here is a model, but it's flawed because I cannot find a direct link to the mathematics of the strong interaction. In the same way, students learning about the W+ and W- boson at A-Level learn a flawed model (actually, the two are indistinguishable), or when they learn about lepton number conservation (why do neutrino flavours oscillate?) or when they learn about charge-conjugate parity symmetry (what about bottom quarks?) and so on. These are models, nothing more. I don't think I made up what I've presented in the video as my own original ideas, but I also appreciate that the model I'm sharing is flawed. It might help an A-Level student get a better understanding before they're ready to explore SU(3) symmetry

    • @PhysicswithKeith
      @PhysicswithKeith  Місяць тому +1

      Students will see just how exotic strong interactions can be, and I'm fairly sure the interactions I've described are all possible. The issue is how to map them on to the mathematics 🤔 that I'm not able to do

    • @one_logic
      @one_logic Місяць тому

      @@PhysicswithKeith Okay. i think i’m understanding but i’m not educated enough on the topic to really discuss that concept further. Other than that, though, the way in which you represented the gluon interactions was actually really nice. it all made sense and it was really neat at the end. When I imagined this with feynman’s interpretation of anti particles and imagining the Feynman diagrams, a lot of it became so intuitive. the clockwise and counter clockwise pair worked so well in this sense, as they all “transferred” their colors around the wheel in the form of colors going forward in time and anti color going backward in time, ultimately represented with the action with gluons with color and anti color being emitted and splitting. I’m really trying to learn particle physics in my free time and i’m trying to find free online resources to help me in my simple understanding of it. I wish i could find an easy such way to learn everything that I’d like to learn about the subject. quickly, could you explain to me why W+ and W- are indistinguishable? they carry opposite charges and thus decaf to the opposite types of particles in a way. Or you could say that the anti particle for W just carries the charge back in time or whatever. you don’t need to respond if you don’t want to but, id like to learn everything i can