Seemingly, the diffusion coefficient is delicate to impurities or structural concerns while in the crystal, but That continues to be to get quantified. For our tough estimates of enough time at temperature necessary to remove the hydrogen from our samples, the hydrogen diffusion coefficient selected is that specified by Belonoshko https://www.tumblr.com/thegemjournal/759696203354128384/understanding-the-unique-characteristics-of-yellow?source=share