Comment Gold is cheaper than phosphor powder? (Score 1) 348
According to the article: "However, phosphor powder is highly toxic and its price is expensive. As a result, Dr. Yen-Hsun Wu had the idea to discover a method that is less toxic to replace phosphor powder. This is a major motivation for him to engage in the research at the first place."
Is gold really cheaper than phosphor powder? Chemists care to chime in? Is it the powder part that increases the price?