Line 1: |
Line 1: |
− | = NEW =
| |
| == General Relations == | | == General Relations == |
| | | |
Line 137: |
Line 136: |
| \langle \Omega_\rho 0 \lambda_\rho | U | J_\rho , m_\rho=\lambda_\rho \rangle C_\rho(L_\rho) v^{L_\rho} | | \langle \Omega_\rho 0 \lambda_\rho | U | J_\rho , m_\rho=\lambda_\rho \rangle C_\rho(L_\rho) v^{L_\rho} |
| </math> | | </math> |
− |
| |
− | = OLD =
| |
− |
| |
− | <table>
| |
− | <tr>
| |
− | <td><math>
| |
− | A_{}^{J_X L_X P_X}=
| |
− | </math></td>
| |
− | <td>
| |
− | defining an amplitude...
| |
− | </td>
| |
− | </tr>
| |
− | <tr>
| |
− | <td><math>
| |
− | \sum\limits_{m_X=-L_X}^{L_X}
| |
− | \sum\limits_{m_{b1}=-J_{b_1}}^{J_{b_1}}
| |
− | \sum\limits_{m_\omega=-J_\omega}^{J_\omega}
| |
− | D_{m_X m_{b_1}}^{L_X *}(\theta_X,\phi_X,0)
| |
− | D_{m_{b_1} m_\omega}^{J_{b_1}*}(\theta_{b_1},\phi_{b_1},0)
| |
− | </math></td>
| |
− | <td>
| |
− | angular distributions two-body X and <math>b_1 (J_{b_1}^{PC}=1^{+-})</math> decays
| |
− | </td>
| |
− | </tr>
| |
− | <tr>
| |
− | <td><math>
| |
− | \left[
| |
− | P_X(-)^{J_X+1+\epsilon} e^{2i\alpha}
| |
− | \left(\begin{array}{cc|c}
| |
− | J_{b_1} & L_X & J_X \\
| |
− | m_{b_1} & m_X & -1
| |
− | \end{array}\right)
| |
− | +
| |
− | \left(\begin{array}{cc|c}
| |
− | J_{b_1} & L_X & J_X \\
| |
− | m_{b_1} & m_X & +1
| |
− | \end{array}\right)
| |
− | \right]
| |
− | </math></td>
| |
− | <td>
| |
− | resonance helicity sum: ε=0 (1) for x (y) polarization; <math>P_X</math> is the parity of the resonance
| |
− | </td>
| |
− | </tr>
| |
− | <tr>
| |
− | <td><math>
| |
− | \left(\frac{1+(-)^\epsilon \eta}{4}\right)
| |
− | </math></td>
| |
− | <td>
| |
− | polarization term: η is the polarization fraction
| |
− | </td>
| |
− | </tr>
| |
− | <tr>
| |
− | <td><math>
| |
− | k^{L_X} q^{L_{b_1}}
| |
− | </math></td>
| |
− | <td>
| |
− | k, q are breakup momenta for the resonance and isobar, respectively
| |
− | </td>
| |
− | </tr>
| |
− | <tr>
| |
− | <td><math>
| |
− | \left(\begin{array}{cc|c}
| |
− | I_{b_1} & I_\pi & I_X \\
| |
− | I_{zb_1^+} & I_{z\pi^-} & I_{zb_1^+}+I_{z\pi^-}
| |
− | \end{array}\right)
| |
− | </math></td>
| |
− | <td>
| |
− | Clebsch-Gordan coefficients for isospin sum <math>b_1 \oplus \pi^- \rightarrow X</math>
| |
− | </td>
| |
− | </tr>
| |
− | <tr>
| |
− | <td><math>
| |
− | \sum\limits_{L_{b_1}=0}^{2}
| |
− | \sum\limits_{m_{L_{b_1}}=-L_{b_1}}^{L_{b_1}}
| |
− | \sum\limits_{L_{\pi^+\pi^-},L_\omega=1,3}
| |
− | \sum\limits_{m_{\pi^+\pi^-}=-L_{\pi^+\pi^-}}^{L_{\pi^+\pi^-}}
| |
− | u^{L_\omega} v^{L_{\pi^+\pi^-}}
| |
− | </math></td>
| |
− | </tr>
| |
− | <tr>
| |
− | <td><math>
| |
− | D_{m_\omega m_{\pi^+\pi^-}}^{J_\omega *}(\theta_\omega,\phi_\omega,0)
| |
− | Y_{m_{\pi^+\pi^-}}^{L_{\pi^+\pi^-}}(\theta_\rho,\phi_\rho)
| |
− | </math></td>
| |
− | <td>
| |
− | two-stage <math>\omega (J_\omega^{PC}=1^{--})</math> breakup angular distributions,
| |
− | currently modeled as <math>L_{\omega\rightarrow\pi^0+\rho}=0; L_{\rho\rightarrow\pi^++\pi^-}=1=L_{\pi^+\pi^-}</math>
| |
− | </td>
| |
− | </tr>
| |
− | <tr>
| |
− | <td><math>
| |
− | \left(\begin{array}{cc|c}
| |
− | J_\omega & L_{b_1} & J_{b_1} \\
| |
− | m_\omega & m_{L_{b_1}} & m_{b_1}
| |
− | \end{array}\right)
| |
− | \left(\begin{array}{cc|c}
| |
− | L_\omega & L_{\pi^+\pi^-} & J_\omega \\
| |
− | 0 & m_{\pi^+\pi^-} & m_\omega
| |
− | \end{array}\right)
| |
− | </math></td>
| |
− | <td>
| |
− | angular momentum sum Clebsch-Gordan coefficients for b1 and ω decays.
| |
− | </td>
| |
− | </tr>
| |
− | <tr>
| |
− | <td><math>
| |
− | \left(\begin{array}{cc|c}
| |
− | I_\pi & 1 & 0 \\
| |
− | I_{\pi^0} & 0 & 0
| |
− | \end{array}\right)
| |
− | \left(\begin{array}{cc|c}
| |
− | I_{\pi} & I_{\pi} & 1 \\
| |
− | I_{z\pi^+} & I_{z\pi^-} & 0
| |
− | \end{array}\right)
| |
− | </math></td>
| |
− | <td>
| |
− | Clebsch-Gordan coefficients for isospin sums: <math>\pi^0 \oplus (\pi^+ \oplus \pi^-) \rightarrow \omega</math>
| |
− | </td>
| |
− | </tr>
| |
− | </table>
| |