See also the source file: he3_dipole.f. Dipolar energy: $$ F_D = \lambda_D \int (R_{ii}R_{jj}+R_{ij}R_{ji})\ d^3r \quad =\quad 4 \lambda_D \int \cos\theta(1+2\cos\theta)\ d^3r $$ $$ \lambda_D = \Delta^2 g_d, \qquad \Omega_B = \gamma \sqrt{15 \lambda_D/\chi_B} $$ Note: In old papers (Leggett, ...) $g_D/5$ is used instead of $\lambda_G$.
he3_gd(p) | $g_d$, [1/(erg cm$^3$)] |
he3_ld(p) | $\lambda_D = \Delta^2 g_d$, [erg/cm$^3$] |
he3_nu_b(ttc, p) | B-phase Leggett frequency $\nu_B = \frac{\gamma}{2\pi} \sqrt{15 \Delta^2 g_d/\chi_B}$ [Hz] |
he3_nu_b1(ttc, p) | Less accurate formula without using $g_d$
$\nu_B =\frac{1}{2\pi}\sqrt{\frac{3\pi}{2\chi}} \ \frac{\gamma^2\hbar}{2}\ N(0)\ \Delta \log\frac{e_f}{\Delta}$ [Hz] |