Recent content by luis_m

  1. L

    Calculation of leptonic decay widths

    I do not quite understand your reply. So, what I'm doing for calculating the expectation value of e_1, for the sake of the argument, is \langle u\overline{u}-d\overline{d} | e_1|u\overline{u}-d\overline{d}\rangle=\langle u\overline{u}|e_1|u\overline{u}\rangle + \langle...
  2. L

    Calculation of leptonic decay widths

    Thank you for your reply, mfb. I appreciate the point that one has to square afterwards. I think that my problem lies in the evaluation of the expectation value of the charge operator for each meson. What I'm doing for the ρ meson, for instance, is \langle u \overline{u}-d...
  3. L

    Calculation of leptonic decay widths

    Homework Statement Halzen & Martin, problem 2.25 Homework Equations The ρ and ω wavefunctions are u\overline{u}-d\overline{d} and u\overline{u}+d\overline{d} except for a normalization factor. The Attempt at a Solution In this problem one has to evaluate the expectation value...
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