Apparently, the diffusion coefficient is sensitive to impurities or structural concerns in the crystal, but That continues to be being quantified. For our tough estimates of the time at temperature required to take out the hydrogen from our samples, the hydrogen diffusion coefficient preferred is the fact presented by Belonoshko https://www.tumblr.com/thegemjournal/759696203354128384/understanding-the-unique-characteristics-of-yellow?source=share