  ![Contour plot of exciton diffusion length on random variables in 0D when $\beta=-0$.[]{data-label="fig:lambda0contour"}](Figure//lambda0contour.pdf){width="000.00000%"}  ![Contour plot of exciton diffusion length on random variables in 0D when $\beta=0$.[]{data-label="fig:lambda0contour"}](Figure//lambda0contour.pdf){width="000.00000%"}  