API Version: 1.0
Library Version: 0.27.0
Generated by gi-docgen 2026.1
gdouble ncm_c_hc ( void )
Derived from CODATA values, see [description][NcmC.description].
Type: gdouble
gdouble
Planck constant times the speed of light $hc \,\left[\mathrm{kg}\,\mathrm{m}^3\,\mathrm{s}^{-2}\right]$.