Evidently, the diffusion coefficient is sensitive to impurities or structural concerns within the crystal, but That is still to become quantified. For our tough estimates of some time at temperature required to take away the hydrogen from our samples, the hydrogen diffusion coefficient picked is the fact offered by Belonoshko https://www.tumblr.com/thegemjournal/759696203354128384/understanding-the-unique-characteristics-of-yellow?source=share