CVD Copper Crystal
cvd copper crystal
From(the seller): Ivan TimokhinDate: 2010-2020sXiang BinWow, metal lithium can actually have such a beautiful crystal sample? Yes, you heard it right. Under extremely difficult-to-control conditions, this lithium metal cluster with intact metallic luster was produced by physical vapor deposition and stored in a special quartz container immediately after coming out of the furnace. Strict hermetic …
From(the seller): Ivan TimokhinDate: 2010-2020sXiang BinAn exquisite sample of pure metallic europium. Generally speaking, the europium metal we see has a black appearance. This is because it is very reactive and is very easy to oxidize. At this time, only by using pliers to expose a fresh surface, we can slightly See its true face. …